#region License
/*
MIT License
Copyright ©2003-2006 Tao Framework Team
http://www.taoframework.com
All rights reserved.

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
#endregion License

// Disable missing XML comment warnings
#pragma warning disable 1591 

using System;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Security;
using System.Collections;
using System.Collections.Generic;
using System.Text;

namespace Tao.OpenAl
{
    #region Class Documentation
    /// <summary>
    ///     OpenAL binding for .NET, implementing AL 1.1.
    /// </summary>
    /// <remarks>
    ///     Binds functions and definitions in OpenAL32.dll or libAL.so.
    /// </remarks>
    #endregion Class Documentation
    public static class Al
    {
        // --- Fields ---
        #region Private Constants
        #region string AL_NATIVE_LIBRARY
        /// <summary>
        ///     Specifies OpenAl's native library archive.
        /// </summary>
        /// <remarks>
        ///     Specifies OpenAl32.dll everywhere; will be mapped via .config for mono.
        /// </remarks>
        private const string AL_NATIVE_LIBRARY = "OpenAL32.dll";
        #endregion string AL_NATIVE_LIBRARY

        #region CallingConvention CALLING_CONVENTION
        /// <summary>
        ///     Specifies the calling convention.
        /// </summary>
        /// <remarks>
        ///     Specifies <see cref="CallingConvention.Cdecl" />.
        /// </remarks>
        private const CallingConvention CALLING_CONVENTION = CallingConvention.Cdecl;
        #endregion CallingConvention CALLING_CONVENTION
        #endregion Private Constants

        #region Public OpenAL 1.1 Constants
        #region AL_INVALID
        /// <summary>
        ///     Bad value.
        /// </summary>
        // #define AL_INVALID -1
        public const int AL_INVALID = -1;
        #endregion AL_INVALID

        #region AL_NONE
        /// <summary>
        ///     Disable value.
        /// </summary>
        // #define AL_NONE 0
        public const int AL_NONE = 0;
        #endregion AL_NONE

        #region AL_FALSE
        /// <summary>
        ///     bool false.
        /// </summary>
        // #define AL_FALSE 0
        public const int AL_FALSE = 0;
        #endregion AL_FALSE

        #region AL_TRUE
        /// <summary>
        ///     bool true.
        /// </summary>
        // #define AL_TRUE 1
        public const int AL_TRUE = 1;
        #endregion AL_TRUE

        #region AL_SOURCE_TYPE
        /// <summary>
        ///     Indicates the type of AL_SOURCE.  Sources can be spatialized.
        /// </summary>
        // #define AL_SOURCE_TYPE 0x1027
        public const int AL_SOURCE_TYPE = 0x1027;
        #endregion AL_SOURCE_TYPE

        //Deprecated in 1.1
        //#region AL_SOURCE_ABSOLUTE
        // <summary>
        //     Indicates source has absolute coordinates.
        // </summary>
        // #define AL_SOURCE_ABSOLUTE 0x201
        //public const int AL_SOURCE_ABSOLUTE = 0x201;
        //#endregion AL_SOURCE_ABSOLUTE

        #region AL_SOURCE_RELATIVE
        /// <summary>
        ///     Indicates source has listener-relative coordinates.
        /// </summary>
        // #define AL_SOURCE_RELATIVE 0x202
        public const int AL_SOURCE_RELATIVE = 0x202;
        #endregion AL_SOURCE_RELATIVE

        #region AL_CONE_INNER_ANGLE
        /// <summary>
        ///     Directional source, inner cone angle, in degrees.  The accepted range is 0 to
        ///     360, the default value is 360.
        /// </summary>
        // #define AL_CONE_INNER_ANGLE 0x1001
        public const int AL_CONE_INNER_ANGLE = 0x1001;
        #endregion AL_CONE_INNER_ANGLE

        #region AL_CONE_OUTER_ANGLE
        /// <summary>
        ///     Directional source, outer cone angle, in degrees.  The accepted range is 0 to
        ///     360, the default value is 360.
        /// </summary>
        // #define AL_CONE_OUTER_ANGLE 0x1002
        public const int AL_CONE_OUTER_ANGLE = 0x1002;
        #endregion AL_CONE_OUTER_ANGLE

        #region AL_PITCH
        /// <summary>
        ///     Specifies the pitch to be applied, either at source, or on mixer results, at
        ///     listener.  The accepted range is 0.5 to 2.0, the default value is 1.0.
        /// </summary>
        // #define AL_PITCH 0x1003
        public const int AL_PITCH = 0x1003;
        #endregion AL_PITCH

        #region AL_POSITION
        /// <summary>
        ///     Specifies the current location in three dimensional space.  OpenAL, like OpenGL,
        ///     uses a right-handed coordinate system, where in a frontal default view X (thumb)
        ///     points right, Y points up (index finger), and Z points towards the viewer/camera
        ///     (middle finger).  To switch to a left-handed coordinate system, flip the sign on
        ///     the Z coordinate.  Listener position is always in the world coordinate system.
        /// </summary>
        // #define AL_POSITION 0x1004
        public const int AL_POSITION = 0x1004;
        #endregion AL_POSITION

        #region AL_DIRECTION
        /// <summary>
        ///     Specifies the current direction as forward vector.
        /// </summary>
        // #define AL_DIRECTION 0x1005
        public const int AL_DIRECTION = 0x1005;
        #endregion AL_DIRECTION

        #region AL_VELOCITY
        /// <summary>
        ///     Specifies the current velocity in three dimensional space.
        /// </summary>
        // #define AL_VELOCITY 0x1006
        public const int AL_VELOCITY = 0x1006;
        #endregion AL_VELOCITY

        #region AL_LOOPING
        /// <summary>
        ///     Indicates whether source has to loop infinitely.  The accepted values are
        ///     <see cref="AL_TRUE" /> or <see cref="AL_FALSE" />, the default value is
        ///     <see cref="AL_FALSE" />.
        /// </summary>
        // #define AL_LOOPING 0x1007
        public const int AL_LOOPING = 0x1007;
        #endregion AL_LOOPING

        #region AL_STATIC
        /// <summary>
        ///     Indicates whether source is meant to be static.  The accepted values are
        ///     <see cref="AL_TRUE" /> or <see cref="AL_FALSE" />, the default value is
        ///     <see cref="AL_FALSE" />.
        /// </summary>
        // #define AL_STATIC 0x1028
        public const int AL_STATIC = 0x1028;
        #endregion AL_STATIC

        #region AL_STREAMING
        /// <summary>
        ///     Indicates whether source is meant to be streaming.  The accepted values are
        ///     <see cref="AL_TRUE" /> or <see cref="AL_FALSE" />, the default value is
        ///     <see cref="AL_FALSE" />.
        /// </summary>
        // #define AL_STREAMING 0x1029
        public const int AL_STREAMING = 0x1029;
        #endregion AL_STREAMING

        #region AL_UNDETERMINED
        /// <summary>
        ///     Indicates whether source is meant to be undetermined.  The accepted values are
        ///     <see cref="AL_TRUE" /> or <see cref="AL_FALSE" />, the default value is
        ///     <see cref="AL_FALSE" />.
        /// </summary>
        // #define AL_UNDETERMINED 0x1029
        public const int AL_UNDETERMINED = 0x1030;
        #endregion AL_UNDETERMINED

        #region AL_BUFFER
        /// <summary>
        ///     Indicates the buffer to provide sound samples.  The accepted range is any valid
        ///     buffer ID.
        /// </summary>
        // #define AL_BUFFER 0x1009
        public const int AL_BUFFER = 0x1009;
        #endregion AL_BUFFER

        #region AL_GAIN
        /// <summary>
        ///     Indicates the gain (volume amplification) applied.  The accepted range is 0.0
        ///     or above.  A value of 1.0 means unattenuated/unchanged.  Each division by 2 equals
        ///     an attenuation of -6dB.  Each multiplication by 2 equals an amplification of +6dB.
        ///     A value of 0.0 is meaningless with respect to a logarithmic scale; it is
        ///     interpreted as zero volume, the channel is effectively disabled.
        /// </summary>
        // #define AL_GAIN 0x100A
        public const int AL_GAIN = 0x100A;
        #endregion AL_GAIN

        //Deprecated in 1.1.
        //#region AL_BYTE_LOKI
        // <summary>
        //     byte offset into source (in canon format).  -1 if source is not playing.  Do not
        //     set this, get this.  The accepted range is -1 or above.
        // </summary>
        // #define AL_BYTE_LOKI 0x100C
        //public const int AL_BYTE_LOKI = 0x100C;
        //#endregion AL_BYTE_LOKI

        #region AL_MIN_GAIN
        /// <summary>
        ///     Indicates minimum source attenuation.  The accepted range is 0.0 to 1.0.
        /// </summary>
        // #define AL_MIN_GAIN 0x100D
        public const int AL_MIN_GAIN = 0x100D;
        #endregion AL_MIN_GAIN

        #region AL_MAX_GAIN
        /// <summary>
        ///     Indicates maximum source attenuation.  The accepted range is 0.0 to 1.0.
        /// </summary>
        /// #define AL_MAX_GAIN 0x100E
        public const int AL_MAX_GAIN = 0x100E;
        #endregion AL_MAX_GAIN

        #region AL_ORIENTATION
        /// <summary>
        ///     Specifies the current orientation.
        /// </summary>
        // #define AL_ORIENTATION 0x100F
        public const int AL_ORIENTATION = 0x100F;
        #endregion AL_ORIENTATION

        #region AL_REFERENCE_DISTANCE
        /// <summary>
        ///     byte offset into source (in canon format).  -1 if source is not playing.  Do not
        ///     set this, only get this value.  The accepted range is 0.0 or above.  The default
        ///     value is 1.0.
        /// </summary>
        // #define AL_REFERENCE_DISTANCE 0x1020
        public const int AL_REFERENCE_DISTANCE = 0x1020;
        #endregion AL_REFERENCE_DISTANCE

        #region AL_ROLLOFF_FACTOR
        /// <summary>
        ///     Indicates the rolloff factor for the source.  The accepted range is 0.0 or
        ///     above.  The default value is 1.0.
        /// </summary>
        // #define AL_ROLLOFF_FACTOR 0x1021
        public const int AL_ROLLOFF_FACTOR = 0x1021;
        #endregion AL_ROLLOFF_FACTOR

        #region AL_CONE_OUTER_GAIN
        /// <summary>
        ///     Indicates the gain (volume amplification) applied.  The accepted range is 0.0 or
        ///     above.  A value of 1.0 means unattenuated/unchanged.  Each division by 2 equals an
        ///     attenuation of -6dB.  Each multiplication by 2 equals an amplification of +6dB.
        ///     A value of 0.0 is meaningless with respect to a logarithmic scale; it is
        ///     interpreted as zero volume, the channel is effectively disabled.
        /// </summary>
        // #define AL_CONE_OUTER_GAIN 0x1022
        public const int AL_CONE_OUTER_GAIN = 0x1022;
        #endregion AL_CONE_OUTER_GAIN

        #region AL_MAX_DISTANCE
        /// <summary>
        ///     Specifies the maximum distance.  The accepted range is 0.0 or above.
        /// </summary>
        // #define AL_MAX_DISTANCE 0x1023
        public const int AL_MAX_DISTANCE = 0x1023;
        #endregion AL_MAX_DISTANCE

        #region AL_CHANNEL_MASK
        /// <summary>
        ///     Specifies the channel mask.  The accepted range is 0 to 255.
        /// </summary>
        // #define AL_CHANNEL_MASK 0x3000
        public const int AL_CHANNEL_MASK = 0x3000;
        #endregion AL_CHANNEL_MASK

        #region AL_SOURCE_STATE
        /// <summary>
        ///     Source state information.
        /// </summary>
        // #define AL_SOURCE_STATE 0x1010
        public const int AL_SOURCE_STATE = 0x1010;
        #endregion AL_SOURCE_STATE

        #region AL_INITIAL
        /// <summary>
        ///     Source initialized.
        /// </summary>
        // #define AL_INITIAL 0x1011
        public const int AL_INITIAL = 0x1011;
        #endregion AL_INITIAL

        #region AL_PLAYING
        /// <summary>
        ///     Source playing.
        /// </summary>
        // #define AL_PLAYING 0x1012
        public const int AL_PLAYING = 0x1012;
        #endregion AL_PLAYING

        #region AL_PAUSED
        /// <summary>
        ///     Source paused.
        /// </summary>
        // #define AL_PAUSED 0x1013
        public const int AL_PAUSED = 0x1013;
        #endregion AL_PAUSED

        #region AL_STOPPED
        /// <summary>
        ///     Source stopped.
        /// </summary>
        // #define AL_STOPPED 0x1014
        public const int AL_STOPPED = 0x1014;
        #endregion AL_STOPPED

        #region AL_BUFFERS_QUEUED
        /// <summary>
        ///     Buffers are queued.
        /// </summary>
        // #define AL_BUFFERS_QUEUED 0x1015
        public const int AL_BUFFERS_QUEUED = 0x1015;
        #endregion AL_BUFFERS_QUEUED

        #region AL_BUFFERS_PROCESSED
        /// <summary>
        ///     Buffers are processed.
        /// </summary>
        // #define AL_BUFFERS_PROCESSED 0x1016
        public const int AL_BUFFERS_PROCESSED = 0x1016;
        #endregion AL_BUFFERS_PROCESSED

        #region AL_SEC_OFFSET
        /// <summary>
        ///     Source buffer position information.
        /// </summary>
        // #define AL_SEC_OFFSET 0x1024
        public const int AL_SEC_OFFSET = 0x1024;
        #endregion AL_SEC_OFFSET

        #region AL_SAMPLE_OFFSET
        /// <summary>
        ///     Source buffer position information.
        /// </summary>
        // #define AL_SAMPLE_OFFSET 0x1025
        public const int AL_SAMPLE_OFFSET = 0x1025;
        #endregion AL_SAMPLE_OFFSET

        #region AL_BYTE_OFFSET
        /// <summary>
        ///     Source buffer position information.
        /// </summary>
        // #define AL_BYTE_OFFSET 0x1026
        public const int AL_BYTE_OFFSET = 0x1026;
        #endregion AL_BYTE_OFFSET

        #region AL_FORMAT_MONO8
        /// <summary>
        ///     8-bit mono buffer.
        /// </summary>
        // #define AL_FORMAT_MONO8 0x1100
        public const int AL_FORMAT_MONO8 = 0x1100;
        #endregion AL_FORMAT_MONO8

        #region AL_FORMAT_MONO16
        /// <summary>
        ///     16-bit mono buffer.
        /// </summary>
        // #define AL_FORMAT_MONO16 0x1101
        public const int AL_FORMAT_MONO16 = 0x1101;
        #endregion AL_FORMAT_MONO16

        #region AL_FORMAT_STEREO8
        /// <summary>
        ///     8-bit stereo buffer.
        /// </summary>
        // #define AL_FORMAT_STEREO8 0x1102
        public const int AL_FORMAT_STEREO8 = 0x1102;
        #endregion AL_FORMAT_STEREO8

        #region AL_FORMAT_STEREO16
        /// <summary>
        ///     16-bit stereo buffer.
        /// </summary>
        // #define AL_FORMAT_STEREO16 0x1103
        public const int AL_FORMAT_STEREO16 = 0x1103;
        #endregion AL_FORMAT_STEREO16

        #region AL_FREQUENCY
        /// <summary>
        ///     Buffer frequency, in units of Hertz (Hz).  This is the number of samples per
        ///     second.  Half of the sample frequency marks the maximum significant frequency
        ///     component.
        /// </summary>
        // #define AL_FREQUENCY 0x2001
        public const int AL_FREQUENCY = 0x2001;
        #endregion AL_FREQUENCY

        #region AL_BITS
        /// <summary>
        ///     Buffer bit depth.
        /// </summary>
        // #define AL_BITS 0x2002
        public const int AL_BITS = 0x2002;
        #endregion AL_BITS

        #region AL_CHANNELS
        /// <summary>
        ///     Buffer channels.
        /// </summary>
        // #define AL_CHANNELS 0x2003
        public const int AL_CHANNELS = 0x2003;
        #endregion AL_CHANNELS

        #region AL_SIZE
        /// <summary>
        ///     Buffer size.
        /// </summary>
        // #define AL_SIZE 0x2004
        public const int AL_SIZE = 0x2004;
        #endregion AL_SIZE

        #region AL_DATA
        /// <summary>
        ///     Buffer data.
        /// </summary>
        // #define AL_DATA 0x2005
        public const int AL_DATA = 0x2005;
        #endregion AL_DATA

        #region AL_UNUSED
        /// <summary>
        ///     Buffer unused.
        /// </summary>
        // #define AL_UNUSED 0x2010
        public const int AL_UNUSED = 0x2010;
        #endregion AL_UNUSED

        #region AL_QUEUED
        /// <summary>
        ///     Buffer queued.
        /// </summary>
        // #define AL_QUEUED 0x2011
        public const int AL_QUEUED = 0x2011;
        #endregion AL_QUEUED

        #region AL_PENDING
        /// <summary>
        ///     Buffer pending.
        /// </summary>
        // #define AL_PENDING 0x2011
        public const int AL_PENDING = 0x2011;
        #endregion AL_PENDING

        #region AL_CURRENT
        /// <summary>
        ///     Buffer current.
        /// </summary>
        // #define AL_CURRENT 0x2012
        public const int AL_CURRENT = 0x2012;
        #endregion AL_CURRENT

        #region AL_PROCESSED
        /// <summary>
        ///     Buffer processed.
        /// </summary>
        // #define AL_PROCESSED 0x2012
        public const int AL_PROCESSED = 0x2012;
        #endregion AL_PROCESSED

        #region AL_NO_ERROR
        /// <summary>
        ///     No error.
        /// </summary>
        // #define AL_NO_ERROR AL_FALSE
        public const int AL_NO_ERROR = AL_FALSE;
        #endregion AL_NO_ERROR

        #region AL_INVALID_NAME
        /// <summary>
        ///     Illegal name passed as an argument to an AL call.
        /// </summary>
        // #define AL_INVALID_NAME 0xA001
        public const int AL_INVALID_NAME = 0xa001;
        #endregion AL_INVALID_NAME

        #region AL_ILLEGAL_ENUM
        /// <summary>
        ///     Illegal enum passed as an argument to an AL call.
        /// </summary>
        // #define AL_ILLEGAL_ENUM 0xA002
        public const int AL_ILLEGAL_ENUM = 0xA002;
        #endregion AL_ILLEGAL_ENUM

        #region AL_INVALID_ENUM
        /// <summary>
        ///     Illegal enum passed as an argument to an AL call.
        /// </summary>
        // #define AL_INVALID_ENUM 0xA002
        public const int AL_INVALID_ENUM = 0xA002;
        #endregion AL_INVALID_ENUM

        #region AL_INVALID_VALUE
        /// <summary>
        ///     Illegal value passed as an argument to an AL call.  Applies to parameter
        ///     values, but not to enumerations.
        /// </summary>
        // #define AL_INVALID_VALUE 0xA003
        public const int AL_INVALID_VALUE = 0xA003;
        #endregion AL_INVALID_VALUE

        #region AL_ILLEGAL_COMMAND
        /// <summary>
        ///     A function was called at an inappropriate time or in an inappropriate way,
        ///     causing an illegal state.  This can be an incompatible value, object ID, and/or
        ///     function.
        /// </summary>
        // #define AL_ILLEGAL_COMMAND 0xA004
        public const int AL_ILLEGAL_COMMAND = 0xA004;
        #endregion AL_ILLEGAL_COMMAND

        #region AL_INVALID_OPERATION
        /// <summary>
        ///     A function was called at an inappropriate time or in an inappropriate way,
        ///     causing an illegal state.  This can be an incompatible value, object ID, and/or
        ///     function.
        /// </summary>
        // #define AL_INVALID_OPERATION 0xA004
        public const int AL_INVALID_OPERATION = 0xA004;
        #endregion AL_INVALID_OPERATION

        #region AL_OUT_OF_MEMORY
        /// <summary>
        ///     A function could not be completed, because there is not enough memory available.
        /// </summary>
        // #define AL_OUT_OF_MEMORY 0xA005
        public const int AL_OUT_OF_MEMORY = 0xA005;
        #endregion AL_OUT_OF_MEMORY

        #region AL_VENDOR
        /// <summary>
        ///     Vendor name.
        /// </summary>
        // #define AL_VENDOR 0xb001
        public const int AL_VENDOR = 0xB001;
        #endregion AL_VENDOR

        #region AL_VERSION
        /// <summary>
        ///     Version.
        /// </summary>
        // #define AL_VERSION 0xB002
        public const int AL_VERSION = 0xB002;
        #endregion AL_VERSION

        #region AL_RENDERER
        /// <summary>
        ///     Renderer.
        /// </summary>
        // #define AL_RENDERER 0xB003
        public const int AL_RENDERER = 0xB003;
        #endregion AL_RENDERER

        #region AL_EXTENSIONS
        /// <summary>
        ///     Extensions.
        /// </summary>
        // #define AL_EXTENSIONS 0xB004
        public const int AL_EXTENSIONS = 0xB004;
        #endregion AL_EXTENSIONS

        #region AL_DOPPLER_FACTOR
        /// <summary>
        ///     Doppler scale.  The default value is 1.0.
        /// </summary>
        // #define AL_DOPPLER_FACTOR 0xC000
        public const int AL_DOPPLER_FACTOR = 0xC000;
        #endregion AL_DOPPLER_FACTOR

        #region AL_DOPPLER_VELOCITY
        /// <summary>
        ///     Doppler velocity.  The default value is 1.0.
        /// </summary>
        // #define AL_DOPPLER_VELOCITY 0xC001
        public const int AL_DOPPLER_VELOCITY = 0xC001;
        #endregion AL_DOPPLER_VELOCITY

        #region AL_SPEED_OF_SOUND
        /// <summary>
        ///     Speed of Sound
        /// </summary>
        // #define AL_SPEED_OF_SOUND 0xC003
        public const int AL_SPEED_OF_SOUND = 0xC003;
        #endregion AL_SPEED_OF_SOUND

        #region AL_DISTANCE_SCALE
        /// <summary>
        ///     Distance scaling.
        /// </summary>
        // #define AL_DISTANCE_SCALE 0xC002
        public const int AL_DISTANCE_SCALE = 0xC002;
        #endregion AL_DISTANCE_SCALE

        #region AL_DISTANCE_MODEL
        /// <summary>
        ///     Distance model.  The default value is <see cref="AL_INVERSE_DISTANCE_CLAMPED" />.
        /// </summary>
        // #define AL_DISTANCE_MODEL 0xD000
        public const int AL_DISTANCE_MODEL = 0xD000;
        #endregion AL_DISTANCE_MODEL

        #region AL_INVERSE_DISTANCE
        /// <summary>
        ///     Inverse distance model.
        /// </summary>
        // #define AL_INVERSE_DISTANCE 0xD001
        public const int AL_INVERSE_DISTANCE = 0xD001;
        #endregion AL_INVERSE_DISTANCE

        #region AL_INVERSE_DISTANCE_CLAMPED
        /// <summary>
        ///     Inverse distance clamped model.
        /// </summary>
        // #define AL_INVERSE_DISTANCE_CLAMPED 0xD002
        public const int AL_INVERSE_DISTANCE_CLAMPED = 0xD002;
        #endregion AL_INVERSE_DISTANCE_CLAMPED

        #region AL_LINEAR_DISTANCE
        /// <summary>
        ///     
        /// </summary>
        // #define AL_LINEAR_DISTANCE 0xD003
        public const int AL_LINEAR_DISTANCE = 0xD003;
        #endregion AL_LINEAR_DISTANCE

        #region AL_LINEAR_DISTANCE_CLAMPED
        /// <summary>
        ///     
        /// </summary>
        // #define AL_LINEAR_DISTANCE_CLAMPED 0xD004
        public const int AL_LINEAR_DISTANCE_CLAMPED = 0xD004;
        #endregion AL_LINEAR_DISTANCE_CLAMPED

        #region AL_EXPONENT_DISTANCE
        /// <summary>
        ///     
        /// </summary>
        // #define AL_EXPONENT_DISTANCE 0xD005
        public const int AL_EXPONENT_DISTANCE = 0xD005;
        #endregion AL_EXPONENT_DISTANCE

        #region AL_EXPONENT_DISTANCE_CLAMPED
        /// <summary>
        ///     
        /// </summary>
        // #define AL_EXPONENT_DISTANCE_CLAMPED 0xD006
        public const int AL_EXPONENT_DISTANCE_CLAMPED = 0xD006;
        #endregion AL_EXPONENT_DISTANCE_CLAMPED

        #region AL_ENV_ROOM_IASIG
        /// <summary>
        ///     Room.  The accepted range is -10000 to 0.  The default value is -10000.
        /// </summary>
        // #define AL_ENV_ROOM_IASIG 0x3001
        public const int AL_ENV_ROOM_IASIG = 0x3001;
        #endregion AL_ENV_ROOM_IASIG

        #region AL_ENV_ROOM_HIGH_FREQUENCY_IASIG
        /// <summary>
        ///     Room high frequency.  The accepted range is -10000 to 0.  The default value is 0.
        /// </summary>
        // #define AL_ENV_ROOM_HIGH_FREQUENCY_IASIG 0x3002
        public const int AL_ENV_ROOM_HIGH_FREQUENCY_IASIG = 0x3002;
        #endregion AL_ENV_ROOM_HIGH_FREQUENCY_IASIG

        #region AL_ENV_ROOM_ROLLOFF_FACTOR
        /// <summary>
        ///     Room rolloff factor.  The accepted range is 0.1 to 20.0.  The default value is
        ///     0.0.
        /// </summary>
        // #define AL_ENV_ROOM_ROLLOFF_FACTOR_IASIG 0x3003
        public const int AL_ENV_ROOM_ROLLOFF_FACTOR = 0x3003;
        #endregion AL_ENV_ROOM_ROLLOFF_FACTOR

        #region AL_ENV_DECAY_TIME_IASIG
        /// <summary>
        ///     Decay time.  The accepted range is 0.1 to 20.0.  The default value is 1.0.
        /// </summary>
        // #define AL_ENV_DECAY_TIME_IASIG 0x3004
        public const int AL_ENV_DECAY_TIME_IASIG = 0x3004;
        #endregion AL_ENV_DECAY_TIME_IASIG

        #region AL_ENV_DECAY_HIGH_FREQUENCY_RATIO_IASIG
        /// <summary>
        ///     Decay high frequency ratio.  The accepted range is 0.1 to 2.0.  The default value
        ///     is 0.5.
        /// </summary>
        // #define AL_ENV_DECAY_HIGH_FREQUENCY_RATIO_IASIG 0x3005
        public const int AL_ENV_DECAY_HIGH_FREQUENCY_RATIO_IASIG = 0x3005;
        #endregion AL_ENV_DECAY_HIGH_FREQUENCY_RATIO_IASIG

        #region AL_ENV_REFLECTIONS_IASIG
        /// <summary>
        ///     Reflections.  The accepted range is -10000 to 1000.  The default value is -10000.
        /// </summary>
        // #define AL_ENV_REFLECTIONS_IASIG 0x3006
        public const int AL_ENV_REFLECTIONS_IASIG = 0x3006;
        #endregion AL_ENV_REFLECTIONS_IASIG

        #region AL_ENV_REFLECTIONS_DELAY_IASIG
        /// <summary>
        ///     Reflections delay.  The accepted range is 0.0 to 0.3.  The default value is 0.02.
        /// </summary>
        // #define AL_ENV_REFLECTIONS_DELAY_IASIG 0x3006
        public const int AL_ENV_REFLECTIONS_DELAY_IASIG = 0x3006;
        #endregion AL_ENV_REFLECTIONS_DELAY_IASIG

        #region AL_ENV_REVERB_IASIG
        /// <summary>
        ///     Reverb.  The accepted range is -10000 to 2000.  The default value is -10000.
        /// </summary>
        // #define AL_ENV_REVERB_IASIG 0x3007
        public const int AL_ENV_REVERB_IASIG = 0x3007;
        #endregion AL_ENV_REVERB_IASIG

        #region AL_ENV_REVERB_DELAY_IASIG
        /// <summary>
        ///     Reverb delay.  The accepted range is 0.0 to 0.1.  The default value is 0.04.
        /// </summary>
        // #define AL_ENV_REVERB_DELAY_IASIG 0x3008
        public const int AL_ENV_REVERB_DELAY_IASIG = 0x3008;
        #endregion AL_ENV_REVERB_DELAY_IASIG

        #region AL_ENV_DIFFUSION_IASIG
        /// <summary>
        ///     Diffusion.  The accepted range is 0.0 to 100.0.  The default value is 100.0.
        /// </summary>
        // #define AL_ENV_DIFFUSION_IASIG 0x3009
        public const int AL_ENV_DIFFUSION_IASIG = 0x3009;
        #endregion AL_ENV_DIFFUSION_IASIG

        #region AL_ENV_DENSITY_IASIG
        /// <summary>
        ///     Density.  The accepted range is 0.0 to 100.0.  The default value is 100.0.
        /// </summary>
        // #define AL_ENV_DENSITY_IASIG 0x300A
        public const int AL_ENV_DENSITY_IASIG = 0x300A;
        #endregion AL_ENV_DENSITY_IASIG

        #region AL_ENV_HIGH_FREQUENCY_REFERENCE_IASIG
        /// <summary>
        ///     High frequency reference.  The accepted range is 20.0 to 20000.0.  The default
        ///     value is 5000.0.
        /// </summary>
        // #define AL_ENV_HIGH_FREQUENCY_REFERENCE_IASIG 0x300B
        public const int AL_ENV_HIGH_FREQUENCY_REFERENCE_IASIG = 0x300B;
        #endregion AL_ENV_HIGH_FREQUENCY_REFERENCE_IASIG

        #region AL_FORMAT_QUAD16
        /// <summary>
        ///     Format specifier for 16bit 4-channel audio.
        /// </summary>
        /// <remarks>
        /// Note that if the enumeration value is not supported by the current OpenAl implementation,
        /// an OpenAL error is generated the first, but only the first time this field is accessed.
        /// The field then has a value of zero.
        /// </remarks>
        // Enumeration value has to be queried at runtime.
        public static readonly int AL_FORMAT_QUAD16 = alGetEnumValue("AL_FORMAT_QUAD16");
        #endregion AL_FORMAT_QUAD16

        #region AL_FORMAT_51CHN16
        /// <summary>
        ///     Format specifier for 16bit 6-channel audio.
        /// </summary>
        /// <remarks>
        /// Note that if the enumeration value is not supported by the current OpenAl implementation,
        /// an OpenAL error is generated the first, but only the first time this field is accessed.
        /// The field then has a value of zero.
        /// </remarks>
        // Enumeration value has to be queried at runtime.
        public static readonly int AL_FORMAT_51CHN16 = alGetEnumValue("AL_FORMAT_51CHN16");
        #endregion AL_FORMAT_51CHN16

        #region AL_FORMAT_61CHN16
        /// <summary>
        ///     Format specifier for 16bit 7-channel audio.
        /// </summary>
        /// <remarks>
        /// Note that if the enumeration value is not supported by the current OpenAl implementation,
        /// an OpenAL error is generated the first, but only the first time this field is accessed.
        /// The field then has a value of zero.
        /// </remarks>
        // Enumeration value has to be queried at runtime.
        public static readonly int AL_FORMAT_61CHN16 = alGetEnumValue("AL_FORMAT_61CHN16");
        #endregion AL_FORMAT_61CHN16

        #region AL_FORMAT_71CHN16
        /// <summary>
        ///     Format specifier for 16bit 8-channel audio.
        /// </summary>
        /// <remarks>
        /// Note that if the enumeration value is not supported by the current OpenAl implementation,
        /// an OpenAL error is generated the first, but only the first time this field is accessed.
        /// The field then has a value of zero.
        /// </remarks>
        // Enumeration value has to be queried at runtime.
        public static readonly int AL_FORMAT_71CHN16 = alGetEnumValue("AL_FORMAT_71CHN16");
        #endregion AL_FORMAT_71CHN16

        #region AL_STORAGE_AUTOMATIC
        /// <summary>
        ///     See 'OpenAL Programmer's Guide' for more information.
        /// </summary>
        /// <remarks>
        /// Note that if the enumeration value is not supported by the current OpenAl implementation,
        /// an OpenAL error is generated the first, but only the first time this field is accessed.
        /// The field then has a value of zero.
        /// </remarks>
        // Enumeration value has to be queried at runtime.
        public static readonly int AL_STORAGE_AUTOMATIC = alGetEnumValue("AL_STORAGE_AUTOMATIC");
        #endregion AL_STORAGE_AUTOMATIC

        #region AL_STORAGE_HARDWARE
        /// <summary>
        ///     See 'OpenAL Programmer's Guide' for more information.
        /// </summary>
        /// <remarks>
        /// Note that if the enumeration value is not supported by the current OpenAl implementation,
        /// an OpenAL error is generated the first, but only the first time this field is accessed.
        /// The field then has a value of zero.
        /// </remarks>
        // Enumeration value has to be queried at runtime.
        public static readonly int AL_STORAGE_HARDWARE = alGetEnumValue("AL_STORAGE_HARDWARE");
        #endregion AL_STORAGE_HARDWARE

        #region AL_STORAGE_ACCESSIBLE
        /// <summary>
        ///     See 'OpenAL Programmer's Guide' for more information.
        /// </summary>
        /// <remarks>
        /// Note that if the enumeration value is not supported by the current OpenAl implementation,
        /// an OpenAL error is generated the first, but only the first time this field is accessed.
        /// The field then has a value of zero.
        /// </remarks>
        // Enumeration value has to be queried at runtime.
        public static readonly int AL_STORAGE_ACCESSIBLE = alGetEnumValue("AL_STORAGE_ACCESSIBLE");
        #endregion AL_STORAGE_ACCESSIBLE

        #region AL_EAX_RAM_SIZE
        /// <summary>
        ///     See 'OpenAL Programmer's Guide' for more information.
        /// </summary>
        /// <remarks>
        /// Note that if the enumeration value is not supported by the current OpenAl implementation,
        /// an OpenAL error is generated the first, but only the first time this field is accessed.
        /// The field then has a value of zero.
        /// </remarks>
        // Enumeration value has to be queried at runtime.
        public static readonly int AL_EAX_RAM_SIZE = alGetEnumValue("AL_EAX_RAM_SIZE");
        #endregion AL_EAX_RAM_SIZE

        #region AL_EAX_RAM_FREE
        /// <summary>
        ///     See 'OpenAL Programmer's Guide' for more information.
        /// </summary>
        /// <remarks>
        /// Note that if the enumeration value is not supported by the current OpenAl implementation,
        /// an OpenAL error is generated the first, but only the first time this field is accessed.
        /// The field then has a value of zero.
        /// </remarks>
        // Enumeration value has to be queried at runtime.
        public static readonly int AL_EAX_RAM_FREE = alGetEnumValue("AL_EAX_RAM_FREE");
        #endregion AL_EAX_RAM_FREE

        #region EFX_EXT
        //#define AL_METERS_PER_UNIT                                 0x20004
        public const int AL_METERS_PER_UNIT = 0x20004;

        //#define AL_DIRECT_FILTER                                   0x20005
        public const int AL_DIRECT_FILTER = 0x20005;
        //#define AL_AUXILIARY_SEND_FILTER                           0x20006
        public const int AL_AUXILIARY_SEND_FILTER = 0x20006;
        //#define AL_AIR_ABSORPTION_FACTOR                           0x20007
        public const int AL_AIR_ABSORPTION_FACTOR = 0x20007;
        //#define AL_ROOM_ROLLOFF_FACTOR                             0x20008
        public const int AL_ROOM_ROLLOFF_FACTOR = 0x20008;
        //#define AL_CONE_OUTER_GAINHF                               0x20009
        public const int AL_CONE_OUTER_GAINHF = 0x20009;
        //#define AL_DIRECT_FILTER_GAINHF_AUTO                       0x2000A
        public const int AL_DIRECT_FILTER_GAINHF_AUTO = 0x2000A;
        //#define AL_AUXILIARY_SEND_FILTER_GAIN_AUTO                 0x2000B
        public const int AL_AUXILIARY_SEND_FILTER_GAIN_AUTO = 0x2000B;
        //#define AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO               0x2000C
        public const int AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO = 0x2000C;

        //#define AL_EFFECTSLOT_EFFECT                               0x0001
        public const int AL_EFFECTSLOT_EFFECT = 0x0001;
        //#define AL_EFFECTSLOT_GAIN                                 0x0002
        public const int AL_EFFECTSLOT_GAIN = 0x0002;
        //#define AL_EFFECTSLOT_AUXILIARY_SEND_AUTO                  0x0003
        public const int AL_EFFECTSLOT_AUXILIARY_SEND_AUTO = 0x0003;
        //#define AL_EFFECTSLOT_NULL                                 0x0000
        public const int AL_EFFECTSLOT_NULL = 0x0000;

        /* Reverb Parameters */
        //#define AL_REVERB_DENSITY                                  0x0001
        public const int AL_REVERB_DENSITY = 0x0001;
        //#define AL_REVERB_DIFFUSION                                0x0002
        public const int AL_REVERB_DIFFUSION = 0x0002;
        //#define AL_REVERB_GAIN                                     0x0003
        public const int AL_REVERB_GAIN = 0x0003;
        //#define AL_REVERB_GAINHF                                   0x0004
        public const int AL_REVERB_GAINHF = 0x0004;
        //#define AL_REVERB_DECAY_TIME                               0x0005
        public const int AL_REVERB_DECAY_TIME = 0x0005;
        //#define AL_REVERB_DECAY_HFRATIO                            0x0006
        public const int AL_REVERB_DECAY_HFRATIO = 0x0006;
        //#define AL_REVERB_REFLECTIONS_GAIN                         0x0007
        public const int AL_REVERB_REFLECTIONS_GAIN = 0x0007;
        //#define AL_REVERB_REFLECTIONS_DELAY                        0x0008
        public const int AL_REVERB_REFLECTIONS_DELAY = 0x0008;
        //#define AL_REVERB_LATE_REVERB_GAIN                         0x0009
        public const int AL_REVERB_LATE_REVERB_GAIN = 0x0009;
        //#define AL_REVERB_LATE_REVERB_DELAY                        0x000A
        public const int AL_REVERB_LATE_REVERB_DELAY = 0x000A;
        //#define AL_REVERB_AIR_ABSORPTION_GAINHF                    0x000B 
        public const int AL_REVERB_AIR_ABSORPTION_GAINHF = 0x000B;
        //#define AL_REVERB_ROOM_ROLLOFF_FACTOR                      0x000C
        public const int AL_REVERB_ROOM_ROLLOFF_FACTOR = 0x000C;
        //#define AL_REVERB_DECAY_HFLIMIT                            0x000D
        public const int AL_REVERB_DECAY_HFLIMIT = 0x000D;

        ///* Chorus Parameters */
        //#define AL_CHORUS_WAVEFORM                                 0x0001
        public const int AL_CHORUS_WAVEFORM = 0x0001;
        //#define AL_CHORUS_PHASE                                    0x0002
        public const int AL_CHORUS_PHASE = 0x0002;
        //#define AL_CHORUS_RATE                                     0x0003
        public const int AL_CHORUS_RATE = 0x0003;
        //#define AL_CHORUS_DEPTH                                    0x0004
        public const int AL_CHORUS_DEPTH = 0x0004;
        //#define AL_CHORUS_FEEDBACK                                 0x0005
        public const int AL_CHORUS_FEEDBACK = 0x0005;
        //#define AL_CHORUS_DELAY                                    0x0006
        public const int AL_CHORUS_DELAY = 0x0006;

        ///* Distortion Parameters */
        //#define AL_DISTORTION_EDGE                                 0x0001
        public const int AL_DISTORTION_EDGE = 0x0001;
        //#define AL_DISTORTION_GAIN                                 0x0002
        public const int AL_DISTORTION_GAIN = 0x0002;
        //#define AL_DISTORTION_LOWPASS_CUTOFF                       0x0003
        public const int AL_DISTORTION_LOWPASS_CUTOFF = 0x0003;
        //#define AL_DISTORTION_EQCENTER                             0x0004
        public const int AL_DISTORTION_EQCENTER = 0x0004;
        //#define AL_DISTORTION_EQBANDWIDTH                          0x0005
        public const int AL_DISTORTION_EQBANDWIDTH = 0x0005;

        ///* Echo Parameters */
        //#define AL_ECHO_DELAY                                      0x0001
        public const int AL_ECHO_DELAY = 0x0001;
        //#define AL_ECHO_LRDELAY                                    0x0002
        public const int AL_ECHO_LRDELAY = 0x0002;
        //#define AL_ECHO_DAMPING                                    0x0003
        public const int AL_ECHO_DAMPING = 0x0003;
        //#define AL_ECHO_FEEDBACK                                   0x0004
        public const int AL_ECHO_FEEDBACK = 0x0004;
        //#define AL_ECHO_SPREAD                                     0x0005
        public const int AL_ECHO_SPREAD = 0x0005;

        ///* Flanger Parameters */
        //#define AL_FLANGER_WAVEFORM                                0x0001
        public const int AL_FLANGER_WAVEFORM = 0x0001;
        //#define AL_FLANGER_PHASE                                   0x0002
        public const int AL_FLANGER_PHASE = 0x0002;
        //#define AL_FLANGER_RATE                                    0x0003
        public const int AL_FLANGER_RATE = 0x0003;
        //#define AL_FLANGER_DEPTH                                   0x0004
        public const int AL_FLANGER_DEPTH = 0x0004;
        //#define AL_FLANGER_FEEDBACK                                0x0005
        public const int AL_FLANGER_FEEDBACK = 0x0005;
        //#define AL_FLANGER_DELAY                                   0x0006
        public const int AL_FLANGER_DELAY = 0x0006;

        ///* Frequencyshifter Parameters */
        //#define AL_FREQUENCY_SHIFTER_FREQUENCY                     0x0001
        public const int AL_FREQUENCY_SHIFTER_FREQUENCY = 0x0001;
        //#define AL_FREQUENCY_SHIFTER_LEFT_DIRECTION                0x0002
        public const int AL_FREQUENCY_SHIFTER_LEFT_DIRECTION = 0x0002;
        //#define AL_FREQUENCY_SHIFTER_RIGHT_DIRECTION               0x0003
        public const int AL_FREQUENCY_SHIFTER_RIGHT_DIRECTION = 0x0003;

        ///* Vocalmorpher Parameters */
        //#define AL_VOCAL_MORPHER_PHONEMEA                          0x0001
        public const int AL_VOCAL_MORPHER_PHONEMEA = 0x0001;
        //#define AL_VOCAL_MORPHER_PHONEMEA_COARSE_TUNING            0x0002
        public const int AL_VOCAL_MORPHER_PHONEMEA_COARSE_TUNING = 0x0002;
        //#define AL_VOCAL_MORPHER_PHONEMEB                          0x0003
        public const int AL_VOCAL_MORPHER_PHONEMEB = 0x0003;
        //#define AL_VOCAL_MORPHER_PHONEMEB_COARSE_TUNING            0x0004
        public const int AL_VOCAL_MORPHER_PHENEMEB_COARSE_TUNING = 0x0004;
        //#define AL_VOCAL_MORPHER_WAVEFORM                          0x0005
        public const int AL_VOCAL_MORPHER_WAVEFORM = 0x0005;
        //#define AL_VOCAL_MORPHER_RATE                              0x0006
        public const int AL_VOCAL_MORPHER_RATE = 0x0006;

        ///* Pitchshifter Parameters */
        //#define AL_PITCH_SHIFTER_COARSE_TUNE                       0x0001
        public const int AL_PITCH_SHIFTER_COARSE_TUNE = 0x0001;
        //#define AL_PITCH_SHIFTER_FINE_TUNE                         0x0002
        public const int AL_PITCH_SHIFTER_FINE_TUNE = 0x0002;

        ///* Ringmodulator Parameters */
        //#define AL_RING_MODULATOR_FREQUENCY                        0x0001
        public const int AL_RING_MODULATOR_FREQUENCY = 0x0001;
        //#define AL_RING_MODULATOR_HIGHPASS_CUTOFF                  0x0002
        public const int AL_RING_MODULATOR_HIGHPASS_CUTOFF = 0x0002;
        //#define AL_RING_MODULATOR_WAVEFORM                         0x0003
        public const int AL_RING_MODULATOR_WAVEFORM = 0x0003;

        ///* Autowah Parameters */
        //#define AL_AUTOWAH_ATTACK_TIME                             0x0001
        public const int AL_AUTOWAH_ATTACK_TIME = 0x0001;
        //#define AL_AUTOWAH_RELEASE_TIME                            0x0002
        public const int AL_AUTOWAH_RELEASE_TIME = 0x0002;
        //#define AL_AUTOWAH_RESONANCE                               0x0003
        public const int AL_AUTOWAH_RESONANCE = 0x0003;
        //#define AL_AUTOWAH_PEAK_GAIN                               0x0004
        public const int AL_AUTOWAH_PEAK_GAIN = 0x0004;

        ///* Compressor Parameters */
        //#define AL_COMPRESSOR_ONOFF                                0x0001
        public const int AL_COMPRESSOR_ONOFF = 0x0001;

        ///* Equalizer Parameters */
        //#define AL_EQUALIZER_LOW_GAIN                              0x0001
        public const int AL_EQUALIZER_LOW_GAIN = 0x0001;
        //#define AL_EQUALIZER_LOW_CUTOFF                            0x0002
        public const int AL_EQUALIZER_LOW_CUTOFF = 0x0002;
        //#define AL_EQUALIZER_MID1_GAIN                             0x0003
        public const int AL_EQUALIZER_MID1_GAIN = 0x0003;
        //#define AL_EQUALIZER_MID1_CENTER                           0x0004
        public const int AL_EQUALIZER_MID1_CENTER = 0x0004;
        //#define AL_EQUALIZER_MID1_WIDTH                            0x0005
        public const int AL_EQUALIZER_MID1_WIDTH = 0x0005;
        //#define AL_EQUALIZER_MID2_GAIN                             0x0006
        public const int AL_EQUALIZER_MID2_GAIN = 0x0006;
        //#define AL_EQUALIZER_MID2_CENTER                           0x0007
        public const int AL_EQUALIZER_MID2_CENTER = 0x0007;
        //#define AL_EQUALIZER_MID2_WIDTH                            0x0008
        public const int AL_EQUALIZER_MID2_WIDTH = 0x0008;
        //#define AL_EQUALIZER_HIGH_GAIN                             0x0009
        public const int AL_EQUALIZER_HIGH_GAIN = 0x0009;
        //#define AL_EQUALIZER_HIGH_CUTOFF                           0x000A
        public const int AL_EQUALIZER_HIGH_CUTOFF = 0x000A;

        /* Effect type */
        //#define AL_EFFECT_FIRST_PARAMETER                          0x0000
        public const int AL_EFFECT_FIRST_PARAMETER = 0x0000;
        //#define AL_EFFECT_LAST_PARAMETER                           0x8000
        public const int AL_EFFECT_LAST_PARAMETER = 0x8000;
        //#define AL_EFFECT_TYPE                                     0x8001
        public const int AL_EFFECT_TYPE = 0x8001;

        /* Effect type definitions to be used with AL_EFFECT_TYPE. */
        //#define AL_EFFECT_NULL                                     0x0000  /* Can also be used as an Effect Object ID */
        public const int AL_EFFECT_NULL = 0x0000;
        //#define AL_EFFECT_REVERB                                   0x0001
        public const int AL_EFFECT_REVERB = 0x0001;
        //#define AL_EFFECT_CHORUS                                   0x0002
        public const int AL_EFFECT_CHORUS = 0x0002;
        //#define AL_EFFECT_DISTORTION                               0x0003
        public const int AL_EFFECT_DISTORTION = 0x0003;
        //#define AL_EFFECT_ECHO                                     0x0004
        public const int AL_EFFECT_ECHO = 0x0004;
        //#define AL_EFFECT_FLANGER                                  0x0005
        public const int AL_EFFECT_FLANGER = 0x0005;
        //#define AL_EFFECT_FREQUENCY_SHIFTER                        0x0006
        public const int AL_EFFECT_FREQUENCY_SHIFTER = 0x0006;
        //#define AL_EFFECT_VOCAL_MORPHER                            0x0007
        public const int AL_EFFECT_VOCAL_MORPHER = 0x0007;
        //#define AL_EFFECT_PITCH_SHIFTER                            0x0008
        public const int AL_EFFECT_PITCH_SHIFTER = 0x0008;
        //#define AL_EFFECT_RING_MODULATOR                           0x0009
        public const int AL_EFFECT_RING_MODULATOR = 0x0009;
        //#define AL_EFFECT_AUTOWAH                                  0x000A
        public const int AL_EFFECT_AUTOWAH = 0x000A;
        //#define AL_EFFECT_COMPRESSOR                               0x000B
        public const int AL_EFFECT_COMPRESSOR = 0x000B;
        //#define AL_EFFECT_EQUALIZER                                0x000C
        public const int AL_EFFECT_EQUALIZER = 0x000C;

        /* Lowpass parameters. */
        //#define AL_LOWPASS_GAIN                                    0x0001
        public const int AL_LOWPASS_GAIN = 0x0001;
        //#define AL_LOWPASS_GAINHF                                  0x0002
        public const int AL_LOWPASS_GAINHF = 0x0002;

        ///* Highpass Parameters */
        //#define AL_HIGHPASS_GAIN                                   0x0001
        public const int AL_HIGHPASS_GAIN = 0x0001;
        //#define AL_HIGHPASS_GAINLF                                 0x0002
        public const int AL_HIGHPASS_GAINLF = 0x0002;

        ///* Bandpass Parameters */
        //#define AL_BANDPASS_GAIN                                   0x0001
        public const int AL_BANDPASS_GAIN = 0x0001;
        //#define AL_BANDPASS_GAINLF                                 0x0002
        public const int AL_BANDPASS_GAINLF = 0x0002;
        //#define AL_BANDPASS_GAINHF                                 0x0003
        public const int AL_BANDPASS_GAINHF = 0x0003;

        ///* Filter type */
        //#define AL_FILTER_FIRST_PARAMETER                          0x0000
        public const int AL_FILTER_FIRST_PARAMETER = 0x0000;
        //#define AL_FILTER_LAST_PARAMETER                           0x8000
        public const int AL_FILTER_LAST_PARAMETER = 0x8000;
        //#define AL_FILTER_TYPE                                     0x8001
        public const int AL_FILTER_TYPE = 0x8001;

        ///* Filter type definitions to be used with AL_FILTER_TYPE. */
        //#define AL_FILTER_NULL                                     0x0000  /* Can also be used as a Filter Object ID */
        public const int AL_FILTER_NULL = 0x0000;
        //#define    AL_FILTER_LOWPASS                                  0x0001
        public const int AL_FILTER_LOWPASS = 0x0001;
        //#define AL_FILTER_HIGHPASS                                 0x0002
        public const int AL_FILTER_HIGHPASS = 0x0002;
        //#define AL_FILTER_BANDPASS                                 0x0003
        public const int AL_FILTER_BANDPASS = 0x0003;
        #endregion

        #endregion Public OpenAL 1.1 Constants

        // --- Public Externs ---
        #region Public OpenAL 1.1 Methods
        #region alBufferData(int buffer, int format, [In] byte[] data, int size, int frequency)
        /// <summary>
        ///     Fills a buffer with audio data.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name to be filled with data.
        /// </param>
        /// <param name="format">
        ///     <para>
        ///         Format type from among the following:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_FORMAT_MONO8" /></item>
        ///             <item><see cref="AL_FORMAT_MONO16" /></item>
        ///             <item><see cref="AL_FORMAT_STEREO8" /></item>
        ///             <item><see cref="AL_FORMAT_STEREO16" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="data">
        ///     Pointer to the audio data.
        /// </param>
        /// <param name="size">
        ///     The size of the audio data in bytes.
        /// </param>
        /// <param name="frequency">
        ///     The frequency of the audio data.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alBufferData(ALuint buffer, ALenum format, ALvoid* data, ALsizei size, ALsizei freq);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alBufferData(int buffer, int format, [In] byte[] data, int size, int frequency);
        #endregion alBufferData(int buffer, int format, [In] byte[] data, int size, int frequency)

        #region alBufferData(int buffer, int format, [In] IntPtr data, int size, int frequency)
        /// <summary>
        ///     Fills a buffer with audio data.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name to be filled with data.
        /// </param>
        /// <param name="format">
        ///     <para>
        ///         Format type from among the following:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_FORMAT_MONO8" /></item>
        ///             <item><see cref="AL_FORMAT_MONO16" /></item>
        ///             <item><see cref="AL_FORMAT_STEREO8" /></item>
        ///             <item><see cref="AL_FORMAT_STEREO16" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="data">
        ///     Pointer to the audio data.
        /// </param>
        /// <param name="size">
        ///     The size of the audio data in bytes.
        /// </param>
        /// <param name="frequency">
        ///     The frequency of the audio data.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alBufferData(ALuint buffer, ALenum format, ALvoid* data, ALsizei size, ALsizei freq);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alBufferData(int buffer, int format, [In] IntPtr data, int size, int frequency);
        #endregion alBufferData(int buffer, int format, [In] IntPtr data, int size, int frequency)

        #region alBufferData(int buffer, int format, [In] void *data, int size, int frequency)
        /// <summary>
        ///     Fills a buffer with audio data.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name to be filled with data.
        /// </param>
        /// <param name="format">
        ///     <para>
        ///         Format type from among the following:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_FORMAT_MONO8" /></item>
        ///             <item><see cref="AL_FORMAT_MONO16" /></item>
        ///             <item><see cref="AL_FORMAT_STEREO8" /></item>
        ///             <item><see cref="AL_FORMAT_STEREO16" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="data">
        ///     Pointer to the audio data.
        /// </param>
        /// <param name="size">
        ///     The size of the audio data in bytes.
        /// </param>
        /// <param name="frequency">
        ///     The frequency of the audio data.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alBufferData(ALuint buffer, ALenum format, ALvoid* data, ALsizei size, ALsizei freq);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alBufferData(int buffer, int format, [In] void* data, int size, int frequency);
        #endregion alBufferData(int buffer, int format, [In] void *data, int size, int frequency)

        #region void alBufferf(int bid, int param, float val)
        /// <summary>
        ///     Set Buffer parameters.
        /// </summary>
        // AL_API void AL_APIENTRY alBufferf( ALuint bid, ALenum param, ALfloat value );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alBufferf(int bid, int param, float val);
        #endregion void alBufferf(int bid, int param, float val)

        #region void alBuffer3f(int bid, int param, float value1, float value2, float value3)
        /// <summary>
        ///     Set Buffer parameters.
        /// </summary>
        // AL_API void AL_APIENTRY alBuffer3f( ALuint bid, ALenum param, ALfloat value1, ALfloat value2, ALfloat value3 );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alBuffer3f(int bid, int param, float value1, float value2, float value3);
        #endregion void alBuffer3f(int bid, int param, float value1, float value2, float value3)

        #region void alBufferfv(int bid, int param, out float val)
        /// <summary>
        ///     Set Buffer parameters.
        /// </summary>
        // AL_API void AL_APIENTRY alBufferfv( ALuint bid, ALenum param, ALfloat *value );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alBufferfv(int bid, int param, out float val);
        #endregion void alBufferfv(int bid, int param, out float val)

        #region void alBufferi(int bid, int param, int val)
        /// <summary>
        ///     Set Buffer parameters.
        /// </summary>
        // AL_API void AL_APIENTRY alBufferi( ALuint bid, ALenum param, ALint value );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alBufferi(int bid, int param, int val);
        #endregion void alBufferi(int bid, int param, int val)

        #region void alBuffer3i(int bid, int param, int value1, int value2, int value3)
        /// <summary>
        ///     Set Buffer parameters.
        /// </summary>
        // AL_API void AL_APIENTRY alBuffer3i( ALuint bid, ALenum param, ALint value1, ALint value2, ALint value3 );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alBuffer3i(int bid, int param, int value1, int value2, int value3);
        #endregion void alBuffer3i(int bid, int param, int value1, int value2, int value3)

        #region void alBufferiv(int bid, int param, out int val)
        /// <summary>
        ///     Set Buffer parameters.
        /// </summary>
        // AL_API void AL_APIENTRY alBufferiv( ALuint bid, ALenum param, ALint *value );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alBufferiv(int bid, int param, out int val);
        #endregion void alBufferiv(int bid, int param, out int val)

        #region alDeleteBuffers(int number, [In] ref int buffer)
        /// <summary>
        ///     Deletes one or more buffers.
        /// </summary>
        /// <param name="number">
        ///     The number of buffers to be deleted.
        /// </param>
        /// <param name="buffer">
        ///     Pointer to an array of buffer names identifying the buffers to be deleted.
        /// </param>
        /// <remarks>
        ///     If the requested number of buffers cannot be deleted, an error will be
        ///     generated which can be detected with <see cref="alGetError" />.  If an error
        ///     occurs, no buffers will be deleted.  If <i>number</i> equals zero,
        ///     <b>alDeleteBuffers</b> does nothing and will not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDeleteBuffers(ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDeleteBuffers(int number, [In] ref int buffer);
        #endregion alDeleteBuffers(int number, [In] ref int buffer)

        #region alDeleteBuffers(int number, [In] int[] buffers)
        /// <summary>
        ///     Deletes one or more buffers.
        /// </summary>
        /// <param name="number">
        ///     The number of buffers to be deleted.
        /// </param>
        /// <param name="buffers">
        ///     Pointer to an array of buffer names identifying the buffers to be deleted.
        /// </param>
        /// <remarks>
        ///     If the requested number of buffers cannot be deleted, an error will be
        ///     generated which can be detected with <see cref="alGetError" />.  If an error
        ///     occurs, no buffers will be deleted.  If <i>number</i> equals zero,
        ///     <b>alDeleteBuffers</b> does nothing and will not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDeleteBuffers(ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDeleteBuffers(int number, [In] int[] buffers);
        #endregion alDeleteBuffers(int number, [In] int[] buffers)

        #region alDeleteBuffers(int number, [In] IntPtr buffers)
        /// <summary>
        ///     Deletes one or more buffers.
        /// </summary>
        /// <param name="number">
        ///     The number of buffers to be deleted.
        /// </param>
        /// <param name="buffers">
        ///     Pointer to an array of buffer names identifying the buffers to be deleted.
        /// </param>
        /// <remarks>
        ///     If the requested number of buffers cannot be deleted, an error will be
        ///     generated which can be detected with <see cref="alGetError" />.  If an error
        ///     occurs, no buffers will be deleted.  If <i>number</i> equals zero,
        ///     <b>alDeleteBuffers</b> does nothing and will not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDeleteBuffers(ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDeleteBuffers(int number, [In] IntPtr buffers);
        #endregion alDeleteBuffers(int number, [In] IntPtr buffers)

        #region alDeleteBuffers(int number, [In] int *buffers)
        /// <summary>
        ///     Deletes one or more buffers.
        /// </summary>
        /// <param name="number">
        ///     The number of buffers to be deleted.
        /// </param>
        /// <param name="buffers">
        ///     Pointer to an array of buffer names identifying the buffers to be deleted.
        /// </param>
        /// <remarks>
        ///     If the requested number of buffers cannot be deleted, an error will be
        ///     generated which can be detected with <see cref="alGetError" />.  If an error
        ///     occurs, no buffers will be deleted.  If <i>number</i> equals zero,
        ///     <b>alDeleteBuffers</b> does nothing and will not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDeleteBuffers(ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alDeleteBuffers(int number, [In] int* buffers);
        #endregion alDeleteBuffers(int number, [In] int *buffers)

        #region alDeleteSources(int number, [In] ref int sources)
        /// <summary>
        ///     Deletes one or more sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be deleted.
        /// </param>
        /// <param name="sources">
        ///     Pointer to an array of source names identifying the sources to be deleted.
        /// </param>
        /// <remarks>
        ///     If the requested number of sources cannot be deleted, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     sources will be deleted.  If <i>number</i> equals zero, <b>alDeleteSources</b>
        ///     does nothing and will not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDeleteSources(ALsizei n, ALuint* sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDeleteSources(int number, [In] ref int sources);
        #endregion alDeleteSources(int number, [In] ref int sources)

        #region alDeleteSources(int number, [In] int[] sources)
        /// <summary>
        ///     Deletes one or more sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be deleted.
        /// </param>
        /// <param name="sources">
        ///     Pointer to an array of source names identifying the sources to be deleted.
        /// </param>
        /// <remarks>
        ///     If the requested number of sources cannot be deleted, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     sources will be deleted.  If <i>number</i> equals zero, <b>alDeleteSources</b>
        ///     does nothing and will not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDeleteSources(ALsizei n, ALuint* sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDeleteSources(int number, [In] int[] sources);
        #endregion alDeleteSources(int number, [In] int[] sources)

        #region alDeleteSources(int number, [In] IntPtr sources)
        /// <summary>
        ///     Deletes one or more sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be deleted.
        /// </param>
        /// <param name="sources">
        ///     Pointer to an array of source names identifying the sources to be deleted.
        /// </param>
        /// <remarks>
        ///     If the requested number of sources cannot be deleted, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     sources will be deleted.  If <i>number</i> equals zero, <b>alDeleteSources</b>
        ///     does nothing and will not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDeleteSources(ALsizei n, ALuint* sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDeleteSources(int number, [In] IntPtr sources);
        #endregion alDeleteSources(int number, [In] IntPtr sources)

        #region alDeleteSources(int number, [In] int *sources)
        /// <summary>
        ///     Deletes one or more sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be deleted.
        /// </param>
        /// <param name="sources">
        ///     Pointer to an array of source names identifying the sources to be deleted.
        /// </param>
        /// <remarks>
        ///     If the requested number of sources cannot be deleted, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     sources will be deleted.  If <i>number</i> equals zero, <b>alDeleteSources</b>
        ///     does nothing and will not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDeleteSources(ALsizei n, ALuint* sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alDeleteSources(int number, [In] int* sources);
        #endregion alDeleteSources(int number, [In] int *sources)

        #region alDisable(int capability)
        /// <summary>
        ///     Disables a feature of the OpenAL driver.
        /// </summary>
        /// <param name="capability">
        ///     The capability to disable.
        /// </param>
        /// <remarks>
        ///     At the time of this writing, there are no features to be disabled using this
        ///     function, so if it is called the error <see cref="AL_INVALID_ENUM" /> will be
        ///     generated.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDisable(ALenum capability);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDisable(int capability);
        #endregion alDisable(int capability)

        #region alDistanceModel(int val)
        /// <summary>
        ///     Selects the OpenAL distance model.
        /// </summary>
        /// <param name="val">
        ///     <para>
        ///         The distance model to be set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_NONE" /></item>
        ///             <item><see cref="AL_INVERSE_DISTANCE" /></item>
        ///             <item><see cref="AL_INVERSE_DISTANCE_CLAMPED" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <remarks>
        ///     <para>
        ///         The default distance model in OpenAL is <see cref="AL_INVERSE_DISTANCE" />.
        ///     </para>
        ///     <para>
        ///         The <see cref="AL_INVERSE_DISTANCE" /> model works according to the following
        ///         formula:
        ///     </para>
        ///     <para>
        ///         <c>
        ///             G_dB = AL_GAIN – 20log10(1 + AL_ROLLOFF_FACTOR * (distance – AL_REFERENCE_DISTANCE) / AL_REFERENCE_DISTANCE));
        ///             G_dB = min(G_dB, AL_MAX_GAIN);
        ///             G_dB = max(G_dB, AL_MIN_GAIN);
        ///         </c>
        ///     </para>
        ///     <para>
        ///         The <see cref="AL_INVERSE_DISTANCE_CLAMPED" /> model works according to the
        ///         following formula:
        ///     </para>
        ///     <para>
        ///         <c>
        ///             distance = max(distance, AL_REFERENCE_DISTANCE);
        ///             distance = min(distance, AL_MAX_DISTANCE);
        ///             G_dB = AL_GAIN – 20log10(1 + AL_ROLLOFF_FACTOR * (distance – AL_REFERENCE_DISTANCE) / AL_REFERENCE_DISTANCE));
        ///             G_dB = min(G_dB, AL_MAX_GAIN);
        ///             G_dB = max(G_dB, AL_MIN_GAIN);
        ///         </c>
        ///     </para>
        ///     <para>
        ///         The <see cref="AL_NONE" /> model works according to the following formula:
        ///     </para>
        ///     <para>
        ///         <c>
        ///             G_db = AL_GAIN;
        ///         </c>
        ///     </para>
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDistanceModel(ALenum value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDistanceModel(int val);
        #endregion alDistanceModel(int val)

        #region alDopplerFactor(float val)
        /// <summary>
        ///     Selects the OpenAL Doppler factor value.
        /// </summary>
        /// <param name="val">
        ///     The Doppler scale value to set.
        /// </param>
        /// <remarks>
        ///     The default Doppler factor value is 1.0.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDopplerFactor(ALfloat value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDopplerFactor(float val);
        #endregion alDopplerFactor(float val)

        #region alDopplerVelocity(float val)
        /// <summary>
        ///     Selects the OpenAL Doppler velocity value.
        /// </summary>
        /// <param name="val">
        ///     The Doppler velocity value to set.
        /// </param>
        /// <remarks>
        ///     The default Doppler velocity value is 343.3.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDopplerVelocity(ALfloat value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDopplerVelocity(float val);
        #endregion alDopplerVelocity(float val)

        #region alSpeedOfSound(float val)
        /// <summary>
        ///     Selects the OpenAL Speed of Sound value.
        /// </summary>
        /// <param name="val">
        ///     The Speed of Sound value to set.
        /// </param>
        /// <remarks>
        ///     
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alDopplerVelocity(ALfloat value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSpeedOfSound(float val);
        #endregion alSpeedOfSound(float val)

        #region alEnable(int capability)
        /// <summary>
        ///     Enables a feature of the OpenAL driver.
        /// </summary>
        /// <param name="capability">
        ///     The capability to enable.
        /// </param>
        /// <remarks>
        ///     At the time of this writing, there are no features to be enabled using this
        ///     function, so if it is called the error <see cref="AL_INVALID_ENUM" /> will be
        ///     generated.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alEnable(ALenum capability);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alEnable(int capability);
        #endregion alEnable(int capability)

        #region alGenBuffers(int number, out int buffer)
        /// <summary>
        ///     Generates one or more buffers.
        /// </summary>
        /// <param name="number">
        ///     The number of buffers to be generated.
        /// </param>
        /// <param name="buffer">
        ///     Pointer to an array of integer values which will store the names of the new
        ///     buffers.
        /// </param>
        /// <remarks>
        ///     If the requested number of buffers cannot be created, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     buffers will be generated.  If <i>number</i> equals zero, <b>alGenBuffers</b>
        ///     does nothing and does not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGenBuffers(ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGenBuffers(int number, out int buffer);
        #endregion alGenBuffers(int number, out int buffer)

        #region alGenBuffers(int number, [Out] int[] buffers)
        /// <summary>
        ///     Generates one or more buffers.
        /// </summary>
        /// <param name="number">
        ///     The number of buffers to be generated.
        /// </param>
        /// <param name="buffers">
        ///     Pointer to an array of integer values which will store the names of the new
        ///     buffers.
        /// </param>
        /// <remarks>
        ///     If the requested number of buffers cannot be created, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     buffers will be generated.  If <i>number</i> equals zero, <b>alGenBuffers</b>
        ///     does nothing and does not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGenBuffers(ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGenBuffers(int number, [Out] int[] buffers);
        #endregion alGenBuffers(int number, [Out] int[] buffers)

        #region alGenBuffers(int number, [Out] IntPtr buffers)
        /// <summary>
        ///     Generates one or more buffers.
        /// </summary>
        /// <param name="number">
        ///     The number of buffers to be generated.
        /// </param>
        /// <param name="buffers">
        ///     Pointer to an array of integer values which will store the names of the new
        ///     buffers.
        /// </param>
        /// <remarks>
        ///     If the requested number of buffers cannot be created, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     buffers will be generated.  If <i>number</i> equals zero, <b>alGenBuffers</b>
        ///     does nothing and does not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGenBuffers(ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGenBuffers(int number, [Out] IntPtr buffers);
        #endregion alGenBuffers(int number, [Out] IntPtr buffers)

        #region alGenBuffers(int number, [Out] int *buffers)
        /// <summary>
        ///     Generates one or more buffers.
        /// </summary>
        /// <param name="number">
        ///     The number of buffers to be generated.
        /// </param>
        /// <param name="buffers">
        ///     Pointer to an array of integer values which will store the names of the new
        ///     buffers.
        /// </param>
        /// <remarks>
        ///     If the requested number of buffers cannot be created, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     buffers will be generated.  If <i>number</i> equals zero, <b>alGenBuffers</b>
        ///     does nothing and does not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGenBuffers(ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGenBuffers(int number, [Out] int* buffers);
        #endregion alGenBuffers(int number, [Out] int *buffers)

        #region alGenSources(int number, out int source)
        /// <summary>
        ///     Generates one or more sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be generated.
        /// </param>
        /// <param name="source">
        ///     Pointer to an array of integer values which will store the names of the new
        ///     sources.
        /// </param>
        /// <remarks>
        ///     If the requested number of sources cannot be created, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     sources will be generated.  If <i>number</i> equals zero, <b>alGenSources</b>
        ///     does nothing and does not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGenSources(ALsizei n, ALuint* sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGenSources(int number, out int source);
        #endregion alGenSources(int number, out int source)

        #region alGenSources(int number, [Out] int[] sources)
        /// <summary>
        ///     Generates one or more sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be generated.
        /// </param>
        /// <param name="sources">
        ///     Pointer to an array of integer values which will store the names of the new
        ///     sources.
        /// </param>
        /// <remarks>
        ///     If the requested number of sources cannot be created, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     sources will be generated.  If <i>number</i> equals zero, <b>alGenSources</b>
        ///     does nothing and does not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGenSources(ALsizei n, ALuint* sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGenSources(int number, [Out] int[] sources);
        #endregion alGenSources(int number, [Out] int[] sources)

        #region alGenSources(int number, [Out] IntPtr sources)
        /// <summary>
        ///     Generates one or more sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be generated.
        /// </param>
        /// <param name="sources">
        ///     Pointer to an array of integer values which will store the names of the new
        ///     sources.
        /// </param>
        /// <remarks>
        ///     If the requested number of sources cannot be created, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     sources will be generated.  If <i>number</i> equals zero, <b>alGenSources</b>
        ///     does nothing and does not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGenSources(ALsizei n, ALuint* sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGenSources(int number, [Out] IntPtr sources);
        #endregion alGenSources(int number, [Out] IntPtr sources)

        #region alGenSources(int number, [Out] int *sources)
        /// <summary>
        ///     Generates one or more sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be generated.
        /// </param>
        /// <param name="sources">
        ///     Pointer to an array of integer values which will store the names of the new
        ///     sources.
        /// </param>
        /// <remarks>
        ///     If the requested number of sources cannot be created, an error will be generated
        ///     which can be detected with <see cref="alGetError" />.  If an error occurs, no
        ///     sources will be generated.  If <i>number</i> equals zero, <b>alGenSources</b>
        ///     does nothing and does not return an error.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGenSources(ALsizei n, ALuint* sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGenSources(int number, [Out] int* sources);
        #endregion alGenSources(int number, [Out] int *sources)

        #region int alGetBoolean(int state)
        /// <summary>
        ///     Returns a boolean OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     The state to be queried.
        /// </param>
        /// <returns>
        ///     The boolean value (<see cref="AL_TRUE" /> or <see cref="AL_FALSE" />) described
        ///     by <i>state</i> will be returned.
        /// </returns>
        /// <remarks>
        ///     There aren’t any boolean states defined at the time of this writing, so this
        ///     function will always generate the error <see cref="AL_INVALID_ENUM" />.
        /// </remarks>
        // ALAPI ALboolean ALAPIENTRY alGetBoolean(ALenum param);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alGetBoolean(int state);
        #endregion int alGetBoolean(int state)

        #region alGetBooleanv(int state, out int output)
        /// <summary>
        ///     Retrieves a boolean OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     The state to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        /// <remarks>
        ///     There aren’t any boolean states defined at the time of this writing, so this
        ///     function will always generate the error <see cref="AL_INVALID_ENUM" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBooleanv(ALenum param, ALboolean* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBooleanv(int state, out int output);
        #endregion alGetBooleanv(int state, out int output)

        #region alGetBooleanv(int state, [Out] int[] output)
        /// <summary>
        ///     Retrieves a boolean OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     The state to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        /// <remarks>
        ///     There aren’t any boolean states defined at the time of this writing, so this
        ///     function will always generate the error <see cref="AL_INVALID_ENUM" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBooleanv(ALenum param, ALboolean* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBooleanv(int state, [Out] int[] output);
        #endregion alGetBooleanv(int state, [Out] int[] output)

        #region alGetBooleanv(int state, [Out] IntPtr output)
        /// <summary>
        ///     Retrieves a boolean OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     The state to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        /// <remarks>
        ///     There aren’t any boolean states defined at the time of this writing, so this
        ///     function will always generate the error <see cref="AL_INVALID_ENUM" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBooleanv(ALenum param, ALboolean* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBooleanv(int state, [Out] IntPtr output);
        #endregion alGetBooleanv(int state, [Out] IntPtr output)

        #region alGetBooleanv(int state, [Out] int *output)
        /// <summary>
        ///     Retrieves a boolean OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     The state to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        /// <remarks>
        ///     There aren’t any boolean states defined at the time of this writing, so this
        ///     function will always generate the error <see cref="AL_INVALID_ENUM" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBooleanv(ALenum param, ALboolean* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetBooleanv(int state, [Out] int* output);
        #endregion alGetBooleanv(int state, [Out] int *output)

        #region alGetBufferf(int buffer, int attribute, out int val)
        /// <summary>
        ///     Retrieves a floating point property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     The name of the attribute to be retrieved.
        /// </param>
        /// <param name="val">
        ///     A pointer to an float to hold the retrieved data.
        /// </param>
        /// <remarks>
        ///     There are no float attributes for buffers at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBufferf(ALuint buffer, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferf(int buffer, int attribute, out int val);
        #endregion alGetBufferf(int buffer, int attribute, out int val)

        #region alGetBufferf(int buffer, int attribute, [Out] int[] val)
        /// <summary>
        ///     Retrieves a floating point property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     The name of the attribute to be retrieved.
        /// </param>
        /// <param name="val">
        ///     A pointer to an float to hold the retrieved data.
        /// </param>
        /// <remarks>
        ///     There are no float attributes for buffers at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBufferf(ALuint buffer, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferf(int buffer, int attribute, [Out] int[] val);
        #endregion alGetBufferf(int buffer, int attribute, [Out] int[] val)

        #region alGetBufferf(int buffer, int attribute, [Out] IntPtr val)
        /// <summary>
        ///     Retrieves a floating point property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     The name of the attribute to be retrieved.
        /// </param>
        /// <param name="val">
        ///     A pointer to an float to hold the retrieved data.
        /// </param>
        /// <remarks>
        ///     There are no float attributes for buffers at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBufferf(ALuint buffer, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferf(int buffer, int attribute, [Out] IntPtr val);
        #endregion alGetBufferf(int buffer, int attribute, [Out] IntPtr val)

        #region alGetBufferf(int buffer, int attribute, [Out] float *val)
        /// <summary>
        ///     Retrieves a floating point property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     The name of the attribute to be retrieved.
        /// </param>
        /// <param name="val">
        ///     A pointer to an float to hold the retrieved data.
        /// </param>
        /// <remarks>
        ///     There are no float attributes for buffers at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBufferf(ALuint buffer, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetBufferf(int buffer, int attribute, [Out] float* val);
        #endregion alGetBufferf(int buffer, int attribute, [Out] float *val)

        #region void alGetBuffer3f(int buffer, int attribute, out float value1, out float value2, out float value3)
        /// <summary>
        ///     Retrieves a floating point property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     The name of the attribute to be retrieved.
        /// </param>
        /// <param name="value1">
        ///     A pointer to an float to hold the retrieved data.
        /// </param>
        /// <param name="value2">
        ///     A pointer to an float to hold the retrieved data.
        /// </param>
        /// <param name="value3">
        ///     A pointer to an float to hold the retrieved data.
        /// </param>
        /// <remarks>
        ///     There are no float attributes for buffers at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBufferfv(ALuint buffer, ALenum param, ALfloat* value1, ALfloat* value2, ALfloat* value3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBuffer3f(int buffer, int attribute, out float value1, out float value2, out float value3);
        #endregion void alGetBuffer3f(int buffer, int attribute, out float value1, out float value2, out float value3)

        #region alGetBufferfv(int buffer, int attribute, out float val)
        /// <summary>
        ///     Retrieves a floating point property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     The name of the attribute to be retrieved.
        /// </param>
        /// <param name="val">
        ///     A pointer to an float to hold the retrieved data.
        /// </param>
        /// <remarks>
        ///     There are no float attributes for buffers at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBufferfv(ALuint buffer, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferfv(int buffer, int attribute, out float val);
        #endregion alGetBufferfv(int buffer, int attribute, out float val)

        #region alGetBufferfv(int buffer, int attribute, [Out] float[] val)
        /// <summary>
        ///     Retrieves a floating point property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     The name of the attribute to be retrieved.
        /// </param>
        /// <param name="val">
        ///     A pointer to an float to hold the retrieved data.
        /// </param>
        /// <remarks>
        ///     There are no float attributes for buffers at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBufferfv(ALuint buffer, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferfv(int buffer, int attribute, [Out] float[] val);
        #endregion alGetBufferfv(int buffer, int attribute, [Out] float[] val)

        #region alGetBufferfv(int buffer, int attribute, [Out] IntPtr val)
        /// <summary>
        ///     Retrieves a floating point property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     The name of the attribute to be retrieved.
        /// </param>
        /// <param name="val">
        ///     A pointer to an float to hold the retrieved data.
        /// </param>
        /// <remarks>
        ///     There are no float attributes for buffers at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBufferfv(ALuint buffer, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferfv(int buffer, int attribute, [Out] IntPtr val);
        #endregion alGetBufferfv(int buffer, int attribute, [Out] IntPtr val)

        #region alGetBufferfv(int buffer, int attribute, [Out] float *val)
        /// <summary>
        ///     Retrieves a floating point property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     The name of the attribute to be retrieved.
        /// </param>
        /// <param name="val">
        ///     A pointer to an float to hold the retrieved data.
        /// </param>
        /// <remarks>
        ///     There are no float attributes for buffers at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBufferfv(ALuint buffer, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetBufferfv(int buffer, int attribute, [Out] float* val);
        #endregion alGetBufferfv(int buffer, int attribute, [Out] float *val)

        #region alGetBufferi(int buffer, int attribute, out int val)
        /// <summary>
        ///     Retrieves an integer property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_FREQUENCY" /></item>
        ///             <item><see cref="AL_BITS" /></item>
        ///             <item><see cref="AL_CHANNELS" /></item>
        ///             <item><see cref="AL_SIZE" /></item>
        ///             <item><see cref="AL_DATA" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to an integer to hold the retrieved data.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetBufferi(ALuint buffer, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferi(int buffer, int attribute, out int val);
        #endregion alGetBufferi(int buffer, int attribute, out int val)

        #region alGetBufferi(int buffer, int attribute, [Out] int[] val)
        /// <summary>
        ///     Retrieves an integer property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_FREQUENCY" /></item>
        ///             <item><see cref="AL_BITS" /></item>
        ///             <item><see cref="AL_CHANNELS" /></item>
        ///             <item><see cref="AL_SIZE" /></item>
        ///             <item><see cref="AL_DATA" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to an integer to hold the retrieved data.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetBufferi(ALuint buffer, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferi(int buffer, int attribute, [Out] int[] val);
        #endregion alGetBufferi(int buffer, int attribute, [Out] int[] val)

        #region alGetBufferi(int buffer, int attribute, [Out] IntPtr val)
        /// <summary>
        ///     Retrieves an integer property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_FREQUENCY" /></item>
        ///             <item><see cref="AL_BITS" /></item>
        ///             <item><see cref="AL_CHANNELS" /></item>
        ///             <item><see cref="AL_SIZE" /></item>
        ///             <item><see cref="AL_DATA" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to an integer to hold the retrieved data.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetBufferi(ALuint buffer, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferi(int buffer, int attribute, [Out] IntPtr val);
        #endregion alGetBufferi(int buffer, int attribute, [Out] IntPtr val)

        #region alGetBufferi(int buffer, int attribute, [Out] int *val)
        /// <summary>
        ///     Retrieves an integer property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_FREQUENCY" /></item>
        ///             <item><see cref="AL_BITS" /></item>
        ///             <item><see cref="AL_CHANNELS" /></item>
        ///             <item><see cref="AL_SIZE" /></item>
        ///             <item><see cref="AL_DATA" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to an integer to hold the retrieved data.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetBufferi(ALuint buffer, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetBufferi(int buffer, int attribute, [Out] int* val);
        #endregion alGetBufferi(int buffer, int attribute, [Out] int *val)

        #region void alGetBuffer3i(int buffer, int attribute, out int value1, out int value2, out int value3)
        /// <summary>
        ///     Retrieves an integer property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     The name of the attribute to be retrieved.
        /// </param>
        /// <param name="value1">
        ///     A pointer to an int to hold the retrieved data.
        /// </param>
        /// <param name="value2">
        ///     A pointer to an int to hold the retrieved data.
        /// </param>
        /// <param name="value3">
        ///     A pointer to an int to hold the retrieved data.
        /// </param>
        /// <remarks>
        ///     There are no int attributes for buffers at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetBufferfv(ALuint buffer, ALenum param, ALint* value1, ALint* value2, ALint* value3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBuffer3i(int buffer, int attribute, out int value1, out int value2, out int value3);
        #endregion void alGetBuffer3i(int buffer, int attribute, out int value1, out int value2, out int value3)

        #region alGetBufferiv(int buffer, int attribute, out int val)
        /// <summary>
        ///     Retrieves an integer property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_FREQUENCY" /></item>
        ///             <item><see cref="AL_BITS" /></item>
        ///             <item><see cref="AL_CHANNELS" /></item>
        ///             <item><see cref="AL_SIZE" /></item>
        ///             <item><see cref="AL_DATA" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to an integer to hold the retrieved data.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetBufferiv(ALuint buffer, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferiv(int buffer, int attribute, out int val);
        #endregion alGetBufferiv(int buffer, int attribute, out int val)

        #region alGetBufferiv(int buffer, int attribute, [Out] int[] val)
        /// <summary>
        ///     Retrieves an integer property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_FREQUENCY" /></item>
        ///             <item><see cref="AL_BITS" /></item>
        ///             <item><see cref="AL_CHANNELS" /></item>
        ///             <item><see cref="AL_SIZE" /></item>
        ///             <item><see cref="AL_DATA" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to an integer to hold the retrieved data.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetBufferiv(ALuint buffer, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferiv(int buffer, int attribute, [Out] int[] val);
        #endregion alGetBufferiv(int buffer, int attribute, [Out] int[] val)

        #region alGetBufferiv(int buffer, int attribute, [Out] IntPtr val)
        /// <summary>
        ///     Retrieves an integer property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_FREQUENCY" /></item>
        ///             <item><see cref="AL_BITS" /></item>
        ///             <item><see cref="AL_CHANNELS" /></item>
        ///             <item><see cref="AL_SIZE" /></item>
        ///             <item><see cref="AL_DATA" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to an integer to hold the retrieved data.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetBufferiv(ALuint buffer, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetBufferiv(int buffer, int attribute, [Out] IntPtr val);
        #endregion alGetBufferiv(int buffer, int attribute, [Out] IntPtr val)

        #region alGetBufferiv(int buffer, int attribute, [Out] int *val)
        /// <summary>
        ///     Retrieves an integer property of a buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_FREQUENCY" /></item>
        ///             <item><see cref="AL_BITS" /></item>
        ///             <item><see cref="AL_CHANNELS" /></item>
        ///             <item><see cref="AL_SIZE" /></item>
        ///             <item><see cref="AL_DATA" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to an integer to hold the retrieved data.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetBufferiv(ALuint buffer, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetBufferiv(int buffer, int attribute, [Out] int* val);
        #endregion alGetBufferiv(int buffer, int attribute, [Out] int *val)

        #region double alGetDouble(int state)
        /// <summary>
        ///     Returns a double precision floating point OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     The state to be queried.
        /// </param>
        /// <returns>
        ///     The double value described by <i>state</i> will be returned.
        /// </returns>
        /// <remarks>
        ///     There aren’t any double precision floating point states defined at the time of
        ///     this writing, so this function will always generate the error
        ///     <see cref="AL_INVALID_ENUM" />.
        /// </remarks>
        // ALAPI ALdouble ALAPIENTRY alGetDouble(ALenum param);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern double alGetDouble(int state);
        #endregion double alGetDouble(int state)

        #region alGetDoublev(int state, out double output)
        /// <summary>
        ///     Retrieves a double precision floating point OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     The state to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        /// <remarks>
        ///     There aren’t any double precision floating point states defined at the time of
        ///     this writing, so this function will always generate the error
        ///     <see cref="AL_INVALID_ENUM" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetDoublev(ALenum param, ALdouble* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetDoublev(int state, out double output);
        #endregion alGetDoublev(int state, out double output)

        #region alGetDoublev(int state, [Out] double[] output)
        /// <summary>
        ///     Retrieves a double precision floating point OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     The state to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        /// <remarks>
        ///     There aren’t any double precision floating point states defined at the time of
        ///     this writing, so this function will always generate the error
        ///     <see cref="AL_INVALID_ENUM" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetDoublev(ALenum param, ALdouble* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetDoublev(int state, [Out] double[] output);
        #endregion alGetDoublev(int state, [Out] double[] output)

        #region alGetDoublev(int state, [Out] IntPtr output)
        /// <summary>
        ///     Retrieves a double precision floating point OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     The state to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        /// <remarks>
        ///     There aren’t any double precision floating point states defined at the time of
        ///     this writing, so this function will always generate the error
        ///     <see cref="AL_INVALID_ENUM" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetDoublev(ALenum param, ALdouble* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetDoublev(int state, [Out] IntPtr output);
        #endregion alGetDoublev(int state, [Out] IntPtr output)

        #region alGetDoublev(int state, [Out] double *output)
        /// <summary>
        ///     Retrieves a double precision floating point OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     The state to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        /// <remarks>
        ///     There aren’t any double precision floating point states defined at the time of
        ///     this writing, so this function will always generate the error
        ///     <see cref="AL_INVALID_ENUM" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetDoublev(ALenum param, ALdouble* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetDoublev(int state, [Out] double* output);
        #endregion alGetDoublev(int state, [Out] double *output)

        #region int alGetEnumValue(string enumName)
        /// <summary>
        ///     Returns the enumeration value of an OpenAL enum described by a string.
        /// </summary>
        /// <param name="enumName">
        ///     A string describing an OpenAL enum.
        /// </param>
        /// <returns>
        ///     The actual value for the described enum is returned.
        /// </returns>
        // ALAPI ALenum ALAPIENTRY alGetEnumValue(ALubyte* ename);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alGetEnumValue(string enumName);
        #endregion int alGetEnumValue(string enumName)

        #region int alGetError()
        /// <summary>
        ///     Returns the current error state and then clears the error state.
        /// </summary>
        /// <returns>
        ///     The error state.
        /// </returns>
        /// <remarks>
        ///     When an OpenAL error occurs, the error state is set and will not be changed until
        ///     the error state is retrieved using <b>alGetError</b>.  Whenever <b>alGetError</b>
        ///     is called, the error state is cleared and the last state (the current state when
        ///     the call was made) is returned.  To isolate error detection to a specific portion
        ///     of code, <b>alGetError</b> should be called before the isolated section to clear
        ///     the current error state.
        /// </remarks>
        // ALAPI ALenum ALAPIENTRY alGetError(ALvoid);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alGetError();
        #endregion int alGetError()

        #region float alGetFloat(int state)
        /// <summary>
        ///     Returns a floating point OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     <para>
        ///         The state to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_DOPPLER_FACTOR" /></item>
        ///             <item><see cref="AL_DOPPLER_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <returns>
        ///     The floating point value described by <i>state</i> will be returned.
        /// </returns>
        // ALAPI ALfloat ALAPIENTRY alGetFloat(ALenum param);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern float alGetFloat(int state);
        #endregion float alGetFloat(int state)

        #region alGetFloatv(int state, out float output)
        /// <summary>
        ///     Retrieves a floating point OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     <para>
        ///         The state to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_DOPPLER_FACTOR" /></item>
        ///             <item><see cref="AL_DOPPLER_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetFloatv(ALenum param, ALfloat* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetFloatv(int state, out float output);
        #endregion alGetFloatv(int state, out float output)

        #region alGetFloatv(int state, [Out] float[] output)
        /// <summary>
        ///     Retrieves a floating point OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     <para>
        ///         The state to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_DOPPLER_FACTOR" /></item>
        ///             <item><see cref="AL_DOPPLER_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetFloatv(ALenum param, ALfloat* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetFloatv(int state, [Out] float[] output);
        #endregion alGetFloatv(int state, [Out] float[] output)

        #region alGetFloatv(int state, [Out] IntPtr output)
        /// <summary>
        ///     Retrieves a floating point OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     <para>
        ///         The state to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_DOPPLER_FACTOR" /></item>
        ///             <item><see cref="AL_DOPPLER_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetFloatv(ALenum param, ALfloat* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetFloatv(int state, [Out] IntPtr output);
        #endregion alGetFloatv(int state, [Out] IntPtr output)

        #region alGetFloatv(int state, [Out] float *output)
        /// <summary>
        ///     Retrieves a floating point OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     <para>
        ///         The state to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_DOPPLER_FACTOR" /></item>
        ///             <item><see cref="AL_DOPPLER_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetFloatv(ALenum param, ALfloat* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetFloatv(int state, [Out] float* output);
        #endregion alGetFloatv(int state, [Out] float *output)

        #region int alGetInteger(int state)
        /// <summary>
        ///     Returns an integer OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     <para>
        ///         The state to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_DISTANCE_MODEL" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <returns>
        ///     The integer value described by <i>state</i> will be returned.
        /// </returns>
        // ALAPI ALint ALAPIENTRY alGetInteger(ALenum param);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alGetInteger(int state);
        #endregion int alGetInteger(int state)

        #region alGetIntegerv(int state, out int output)
        /// <summary>
        ///     Retrieves an integer OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     <para>
        ///         The state to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_DISTANCE_MODEL" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetIntegerv(ALenum param, ALint* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetIntegerv(int state, out int output);
        #endregion alGetIntegerv(int state, out int output)

        #region alGetIntegerv(int state, [Out] int[] output)
        /// <summary>
        ///     Retrieves an integer OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     <para>
        ///         The state to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_DISTANCE_MODEL" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetIntegerv(ALenum param, ALint* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetIntegerv(int state, [Out] int[] output);
        #endregion alGetIntegerv(int state, [Out] int[] output)

        #region alGetIntegerv(int state, [Out] IntPtr output)
        /// <summary>
        ///     Retrieves an integer OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     <para>
        ///         The state to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_DISTANCE_MODEL" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetIntegerv(ALenum param, ALint* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetIntegerv(int state, [Out] IntPtr output);
        #endregion alGetIntegerv(int state, [Out] IntPtr output)

        #region alGetIntegerv(int state, [Out] int *output)
        /// <summary>
        ///     Retrieves an integer OpenAL state.
        /// </summary>
        /// <param name="state">
        ///     <para>
        ///         The state to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_DISTANCE_MODEL" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the location where the state will be stored.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetIntegerv(ALenum param, ALint* data);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetIntegerv(int state, [Out] int* output);
        #endregion alGetIntegerv(int state, [Out] int *output)

        #region alGetListener3f(int attribute, out float output1, out float output2, out float output3)
        /// <summary>
        ///     Retrieves a set of three floating point values from a property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output1">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        /// <param name="output2">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        /// <param name="output3">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListener3f(ALenum param, ALfloat* v1, ALfloat* v2, ALfloat* v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListener3f(int attribute, out float output1, out float output2, out float output3);
        #endregion alGetListener3f(int attribute, out float output1, out float output2, out float output3)

        #region alGetListener3f(int attribute, [Out] float[] output1, [Out] float[] output2, [Out] float[] output3)
        /// <summary>
        ///     Retrieves a set of three floating point values from a property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output1">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        /// <param name="output2">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        /// <param name="output3">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListener3f(ALenum param, ALfloat* v1, ALfloat* v2, ALfloat* v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListener3f(int attribute, [Out] float[] output1, [Out] float[] output2, [Out] float[] output3);
        #endregion alGetListener3f(int attribute, [Out] float[] output1, [Out] float[] output2, [Out] float[] output3)

        #region alGetListener3f(int attribute, [Out] IntPtr output1, [Out] IntPtr output2, [Out] IntPtr output3)
        /// <summary>
        ///     Retrieves a set of three floating point values from a property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output1">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        /// <param name="output2">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        /// <param name="output3">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListener3f(ALenum param, ALfloat* v1, ALfloat* v2, ALfloat* v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListener3f(int attribute, [Out] IntPtr output1, [Out] IntPtr output2, [Out] IntPtr output3);
        #endregion alGetListener3f(int attribute, [Out] IntPtr output1, [Out] IntPtr output2, [Out] IntPtr output3)

        #region alGetListener3f(int attribute, [Out] float *output1, [Out] float *output2, [Out] float *output3)
        /// <summary>
        ///     Retrieves a set of three floating point values from a property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output1">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        /// <param name="output2">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        /// <param name="output3">
        ///     Pointer to the the floating point being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListener3f(ALenum param, ALfloat* v1, ALfloat* v2, ALfloat* v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetListener3f(int attribute, [Out] float* output1, [Out] float* output2, [Out] float* output3);
        #endregion alGetListener3f(int attribute, [Out] float *output1, [Out] float *output2, [Out] float *output3)

        #region alGetListenerf(int attribute, out float output)
        /// <summary>
        ///     Retrieves a floating point property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_GAIN" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the floating point value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListenerf(ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListenerf(int attribute, out float output);
        #endregion alGetListenerf(int attribute, out float output)

        #region alGetListenerf(int attribute, [Out] float[] output)
        /// <summary>
        ///     Retrieves a floating point property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_GAIN" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the floating point value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListenerf(ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListenerf(int attribute, [Out] float[] output);
        #endregion alGetListenerf(int attribute, [Out] float[] output)

        #region alGetListenerf(int attribute, [Out] IntPtr output)
        /// <summary>
        ///     Retrieves a floating point property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_GAIN" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the floating point value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListenerf(ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListenerf(int attribute, [Out] IntPtr output);
        #endregion alGetListenerf(int attribute, [Out] IntPtr output)

        #region alGetListenerf(int attribute, [Out] float *output)
        /// <summary>
        ///     Retrieves a floating point property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_GAIN" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the floating point value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListenerf(ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetListenerf(int attribute, [Out] float* output);
        #endregion alGetListenerf(int attribute, [Out] float *output)

        #region alGetListenerfv(int attribute, out float output)
        /// <summary>
        ///     Retrieves a floating point-vector property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_ORIENTATION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the floating point-vector value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListenerfv(ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListenerfv(int attribute, out float output);
        #endregion alGetListenerfv(int attribute, out float output)

        #region alGetListenerfv(int attribute, [Out] float[] output)
        /// <summary>
        ///     Retrieves a floating point-vector property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_ORIENTATION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the floating point-vector value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListenerfv(ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListenerfv(int attribute, [Out] float[] output);
        #endregion alGetListenerfv(int attribute, [Out] float[] output)

        #region alGetListenerfv(int attribute, [Out] IntPtr output)
        /// <summary>
        ///     Retrieves a floating point-vector property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_ORIENTATION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the floating point-vector value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListenerfv(ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListenerfv(int attribute, [Out] IntPtr output);
        #endregion alGetListenerfv(int attribute, [Out] IntPtr output)

        #region alGetListenerfv(int attribute, [Out] float *output)
        /// <summary>
        ///     Retrieves a floating point-vector property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_ORIENTATION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output">
        ///     A pointer to the floating point-vector value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListenerfv(ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetListenerfv(int attribute, [Out] float* output);
        #endregion alGetListenerfv(int attribute, [Out] float *output)

        #region alGetListeneri(int attribute, out int output)
        /// <summary>
        ///     Retrieves an integer property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     The name of the attribute to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        /// <remarks>
        ///     There are no integer listener attributes at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetListeneri(ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListeneri(int attribute, out int output);
        #endregion alGetListeneri(int attribute, out int output)

        #region alGetListeneri(int attribute, [Out] int[] output)
        /// <summary>
        ///     Retrieves an integer property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     The name of the attribute to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        /// <remarks>
        ///     There are no integer listener attributes at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetListeneri(ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListeneri(int attribute, [Out] int[] output);
        #endregion alGetListeneri(int attribute, [Out] int[] output)

        #region alGetListeneri(int attribute, [Out] IntPtr output)
        /// <summary>
        ///     Retrieves an integer property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     The name of the attribute to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        /// <remarks>
        ///     There are no integer listener attributes at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetListeneri(ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListeneri(int attribute, [Out] IntPtr output);
        #endregion alGetListeneri(int attribute, [Out] IntPtr output)

        #region alGetListeneri(int attribute, [Out] int *output)
        /// <summary>
        ///     Retrieves an integer property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     The name of the attribute to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        /// <remarks>
        ///     There are no integer listener attributes at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetListeneri(ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetListeneri(int attribute, [Out] int* output);
        #endregion alGetListeneri(int attribute, [Out] int *output)

        #region alGetListener3i(int attribute, [Out] int *output1, [Out] int *output2, [Out] int *output3)
        /// <summary>
        ///     Retrieves a set of three integer values from a property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="output1">
        ///     Pointer to the integer being retrieved.
        /// </param>
        /// <param name="output2">
        ///     Pointer to the integer being retrieved.
        /// </param>
        /// <param name="output3">
        ///     Pointer to the intger being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetListener3i(ALenum param, ALint* v1, ALfint* v2, ALint* v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetListener3i(int attribute, [Out] int* output1, [Out] int* output2, [Out] int* output3);
        #endregion alGetListener3i(int attribute, [Out] int *output1, [Out] int *output2, [Out] int *output3)

        #region alGetListeneriv(int attribute, out int output)
        /// <summary>
        ///     Retrieves an integer property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     The name of the attribute to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        /// <remarks>
        ///     There are no integer listener attributes at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetListeneriv(ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListeneriv(int attribute, out int output);
        #endregion alGetListeneriv(int attribute, out int output)

        #region alGetListeneriv(int attribute, [Out] int[] output)
        /// <summary>
        ///     Retrieves an integer property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     The name of the attribute to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        /// <remarks>
        ///     There are no integer listener attributes at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetListeneriv(ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListeneriv(int attribute, [Out] int[] output);
        #endregion alGetListeneriv(int attribute, [Out] int[] output)

        #region alGetListeneriv(int attribute, [Out] IntPtr output)
        /// <summary>
        ///     Retrieves an integer property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     The name of the attribute to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        /// <remarks>
        ///     There are no integer listener attributes at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetListeneriv(ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetListeneriv(int attribute, [Out] IntPtr output);
        #endregion alGetListeneriv(int attribute, [Out] IntPtr output)

        #region alGetListeneriv(int attribute, [Out] int *output)
        /// <summary>
        ///     Retrieves an integer property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     The name of the attribute to be queried.
        /// </param>
        /// <param name="output">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        /// <remarks>
        ///     There are no integer listener attributes at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alGetListeneriv(ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetListeneriv(int attribute, [Out] int* output);
        #endregion alGetListeneriv(int attribute, [Out] int *output)

        #region IntPtr alGetProcAddress(string functionName)
        /// <summary>
        ///     Returns the address of an OpenAL extension function.
        /// </summary>
        /// <param name="functionName">
        ///     A string containing the function name.
        /// </param>
        /// <returns>
        ///     A pointer to the desired function is returned.
        /// </returns>
        /// <remarks>
        ///     The return value will be IntPtr.Zero if the function is not found.
        /// </remarks>
        // ALAPI ALvoid* ALAPIENTRY alGetProcAddress(ALubyte* fname);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern IntPtr alGetProcAddress(string functionName);
        #endregion IntPtr alGetProcAddress(string functionName)

        #region alGetSource3f(int source, int attribute, out float value1, out float value2, out float value3)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="value1">
        ///     The float values which the attribute will be set to.
        /// </param>
        /// <param name="value2">
        ///     The float values which the attribute will be set to.
        /// </param>
        /// <param name="value3">
        ///     The float values which the attribute will be set to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSource3f(ALuint source,  ALenum param, ALfloat* v1, ALfloat* v2, ALfloat* v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSource3f(int source, int attribute, out float value1, out float value2, out float value3);
        #endregion alGetSource3f(int source, int attribute, out float value1, out float value2, out float value3)

        #region alGetSource3f(int source, int attribute, [Out] float[] value1, [Out] float[] value2, [Out] float[] value3)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="value1">
        ///     The float values which the attribute will be set to.
        /// </param>
        /// <param name="value2">
        ///     The float values which the attribute will be set to.
        /// </param>
        /// <param name="value3">
        ///     The float values which the attribute will be set to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSource3f(ALuint source,  ALenum param, ALfloat* v1, ALfloat* v2, ALfloat* v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSource3f(int source, int attribute, [Out] float[] value1, [Out] float[] value2, [Out] float[] value3);
        #endregion alGetSource3f(int source, int attribute, [Out] float[] value1, [Out] float[] value2, [Out] float[] value3)

        #region alGetSource3f(int source, int attribute, [Out] IntPtr value1, [Out] IntPtr value2, [Out] IntPtr value3)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="value1">
        ///     The float values which the attribute will be set to.
        /// </param>
        /// <param name="value2">
        ///     The float values which the attribute will be set to.
        /// </param>
        /// <param name="value3">
        ///     The float values which the attribute will be set to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSource3f(ALuint source,  ALenum param, ALfloat* v1, ALfloat* v2, ALfloat* v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSource3f(int source, int attribute, [Out] IntPtr value1, [Out] IntPtr value2, [Out] IntPtr value3);
        #endregion alGetSource3f(int source, int attribute, [Out] IntPtr value1, [Out] IntPtr value2, [Out] IntPtr value3)

        #region alGetSource3f(int source, int attribute, [Out] float *value1, [Out] float *value2, [Out] float *value3)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="value1">
        ///     The float values which the attribute will be set to.
        /// </param>
        /// <param name="value2">
        ///     The float values which the attribute will be set to.
        /// </param>
        /// <param name="value3">
        ///     The float values which the attribute will be set to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSource3f(ALuint source,  ALenum param, ALfloat* v1, ALfloat* v2, ALfloat* v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetSource3f(int source, int attribute, [Out] float* value1, [Out] float* value2, [Out] float* value3);
        #endregion alGetSource3f(int source, int attribute, [Out] float *value1, [Out] float *value2, [Out] float *value3)

        #region alGetSourcef(int source, int attribute, out float val)
        /// <summary>
        ///     Retrieves a floating point property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_PITCH" /></item>
        ///             <item><see cref="AL_GAIN" /></item>
        ///             <item><see cref="AL_MIN_GAIN" /></item>
        ///             <item><see cref="AL_MAX_GAIN" /></item>
        ///             <item><see cref="AL_MAX_DISTANCE" /></item>
        ///             <item><see cref="AL_ROLLOFF_FACTOR" /></item>
        ///             <item><see cref="AL_CONE_OUTER_GAIN" /></item>
        ///             <item><see cref="AL_CONE_INNER_ANGLE" /></item>
        ///             <item><see cref="AL_CONE_OUTER_ANGLE" /></item>
        ///             <item><see cref="AL_REFERENCE_DISTANCE" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the floating point value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcef(ALuint source, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourcef(int source, int attribute, out float val);
        #endregion alGetSourcef(int source, int attribute, out float val)

        #region alGetSourcef(int source, int attribute, [Out] float[] val)
        /// <summary>
        ///     Retrieves a floating point property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_PITCH" /></item>
        ///             <item><see cref="AL_GAIN" /></item>
        ///             <item><see cref="AL_MIN_GAIN" /></item>
        ///             <item><see cref="AL_MAX_GAIN" /></item>
        ///             <item><see cref="AL_MAX_DISTANCE" /></item>
        ///             <item><see cref="AL_ROLLOFF_FACTOR" /></item>
        ///             <item><see cref="AL_CONE_OUTER_GAIN" /></item>
        ///             <item><see cref="AL_CONE_INNER_ANGLE" /></item>
        ///             <item><see cref="AL_CONE_OUTER_ANGLE" /></item>
        ///             <item><see cref="AL_REFERENCE_DISTANCE" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the floating point value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcef(ALuint source, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourcef(int source, int attribute, [Out] float[] val);
        #endregion alGetSourcef(int source, int attribute, [Out] float[] val)

        #region alGetSourcef(int source, int attribute, [Out] IntPtr val)
        /// <summary>
        ///     Retrieves a floating point property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_PITCH" /></item>
        ///             <item><see cref="AL_GAIN" /></item>
        ///             <item><see cref="AL_MIN_GAIN" /></item>
        ///             <item><see cref="AL_MAX_GAIN" /></item>
        ///             <item><see cref="AL_MAX_DISTANCE" /></item>
        ///             <item><see cref="AL_ROLLOFF_FACTOR" /></item>
        ///             <item><see cref="AL_CONE_OUTER_GAIN" /></item>
        ///             <item><see cref="AL_CONE_INNER_ANGLE" /></item>
        ///             <item><see cref="AL_CONE_OUTER_ANGLE" /></item>
        ///             <item><see cref="AL_REFERENCE_DISTANCE" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the floating point value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcef(ALuint source, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourcef(int source, int attribute, [Out] IntPtr val);
        #endregion alGetSourcef(int source, int attribute, [Out] IntPtr val)

        #region alGetSourcef(int source, int attribute, [Out] float *val)
        /// <summary>
        ///     Retrieves a floating point property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_PITCH" /></item>
        ///             <item><see cref="AL_GAIN" /></item>
        ///             <item><see cref="AL_MIN_GAIN" /></item>
        ///             <item><see cref="AL_MAX_GAIN" /></item>
        ///             <item><see cref="AL_MAX_DISTANCE" /></item>
        ///             <item><see cref="AL_ROLLOFF_FACTOR" /></item>
        ///             <item><see cref="AL_CONE_OUTER_GAIN" /></item>
        ///             <item><see cref="AL_CONE_INNER_ANGLE" /></item>
        ///             <item><see cref="AL_CONE_OUTER_ANGLE" /></item>
        ///             <item><see cref="AL_REFERENCE_DISTANCE" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the floating point value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcef(ALuint source, ALenum param, ALfloat* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetSourcef(int source, int attribute, [Out] float* val);
        #endregion alGetSourcef(int source, int attribute, [Out] float *val)

        #region alGetSourcefv(int source, int attribute, out float val)
        /// <summary>
        ///     Retrieves a floating point-vector property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute being retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the vector to retrieve.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcefv(ALuint source, ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourcefv(int source, int attribute, out float val);
        #endregion alGetSourcefv(int source, int attribute, out float val)

        #region alGetSourcefv(int source, int attribute, [Out] float[] values)
        /// <summary>
        ///     Retrieves a floating point-vector property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute being retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     A pointer to the vector to retrieve.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcefv(ALuint source, ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourcefv(int source, int attribute, [Out] float[] values);
        #endregion alGetSourcefv(int source, int attribute, [Out] float[] values)

        #region alGetSourcefv(int source, int attribute, [Out] IntPtr values)
        /// <summary>
        ///     Retrieves a floating point-vector property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute being retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     A pointer to the vector to retrieve.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcefv(ALuint source, ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourcefv(int source, int attribute, [Out] IntPtr values);
        #endregion alGetSourcefv(int source, int attribute, [Out] IntPtr values)

        #region alGetSourcefv(int source, int attribute, [Out] float *values)
        /// <summary>
        ///     Retrieves a floating point-vector property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute being retrieved:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     A pointer to the vector to retrieve.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcefv(ALuint source, ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetSourcefv(int source, int attribute, [Out] float* values);
        #endregion alGetSourcefv(int source, int attribute, [Out] float *values)

        #region alGetSourcei(int source, int attribute, out int val)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_SOURCE_RELATIVE" /></item>
        ///             <item><see cref="AL_BUFFER" /></item>
        ///             <item><see cref="AL_SOURCE_STATE" /></item>
        ///             <item><see cref="AL_BUFFERS_QUEUED" /></item>
        ///             <item><see cref="AL_BUFFERS_PROCESSED" /></item>
        ///             <item><see cref="AL_CONE_INNER_ANGLE" /></item>
        ///             <item><see cref="AL_CONE_OUTER_ANGLE" /></item>
        ///             <item><see cref="AL_LOOPING" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcei(ALuint source, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourcei(int source, int attribute, out int val);
        #endregion alGetSourcei(int source, int attribute, out int val)

        #region alGetSourcei(int source, int attribute, [Out] int[] val)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_SOURCE_RELATIVE" /></item>
        ///             <item><see cref="AL_BUFFER" /></item>
        ///             <item><see cref="AL_SOURCE_STATE" /></item>
        ///             <item><see cref="AL_BUFFERS_QUEUED" /></item>
        ///             <item><see cref="AL_BUFFERS_PROCESSED" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcei(ALuint source, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourcei(int source, int attribute, [Out] int[] val);
        #endregion alGetSourcei(int source, int attribute, [Out] int[] val)

        #region alGetSourcei(int source, int attribute, [Out] IntPtr val)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_SOURCE_RELATIVE" /></item>
        ///             <item><see cref="AL_BUFFER" /></item>
        ///             <item><see cref="AL_SOURCE_STATE" /></item>
        ///             <item><see cref="AL_BUFFERS_QUEUED" /></item>
        ///             <item><see cref="AL_BUFFERS_PROCESSED" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcei(ALuint source, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourcei(int source, int attribute, [Out] IntPtr val);
        #endregion alGetSourcei(int source, int attribute, [Out] IntPtr val)

        #region alGetSourcei(int source, int attribute, [Out] int *val)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_SOURCE_RELATIVE" /></item>
        ///             <item><see cref="AL_BUFFER" /></item>
        ///             <item><see cref="AL_SOURCE_STATE" /></item>
        ///             <item><see cref="AL_BUFFERS_QUEUED" /></item>
        ///             <item><see cref="AL_BUFFERS_PROCESSED" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourcei(ALuint source, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetSourcei(int source, int attribute, [Out] int* val);
        #endregion alGetSourcei(int source, int attribute, [Out] int *val)

        #region alGetSource3i(int source, int attribute, out int value1, out int value2, out int value3)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="value1">
        ///     The int values which the attribute will be set to.
        /// </param>
        /// <param name="value2">
        ///     The int values which the attribute will be set to.
        /// </param>
        /// <param name="value3">
        ///     The int values which the attribute will be set to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSource3i(ALuint source,  ALenum param, ALin* v1, ALint* v2, ALint* v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSource3i(int source, int attribute, out int value1, out int value2, out int value3);
        #endregion alGetSource3i(int source, int attribute, out int value1, out int value2, out int value3)

        #region alGetSourceiv(int source, int attribute, out int val)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_SOURCE_RELATIVE" /></item>
        ///             <item><see cref="AL_BUFFER" /></item>
        ///             <item><see cref="AL_SOURCE_STATE" /></item>
        ///             <item><see cref="AL_BUFFERS_QUEUED" /></item>
        ///             <item><see cref="AL_BUFFERS_PROCESSED" /></item>
        ///             <item><see cref="AL_CONE_INNER_ANGLE" /></item>
        ///             <item><see cref="AL_CONE_OUTER_ANGLE" /></item>
        ///             <item><see cref="AL_LOOPING" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourceiv(ALuint source, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourceiv(int source, int attribute, out int val);
        #endregion alGetSourceiv(int source, int attribute, out int val)

        #region alGetSourceiv(int source, int attribute, [Out] int[] val)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_SOURCE_RELATIVE" /></item>
        ///             <item><see cref="AL_BUFFER" /></item>
        ///             <item><see cref="AL_SOURCE_STATE" /></item>
        ///             <item><see cref="AL_BUFFERS_QUEUED" /></item>
        ///             <item><see cref="AL_BUFFERS_PROCESSED" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourceiv(ALuint source, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourceiv(int source, int attribute, [Out] int[] val);
        #endregion alGetSourceiv(int source, int attribute, [Out] int[] val)

        #region alGetSourceiv(int source, int attribute, [Out] IntPtr val)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_SOURCE_RELATIVE" /></item>
        ///             <item><see cref="AL_BUFFER" /></item>
        ///             <item><see cref="AL_SOURCE_STATE" /></item>
        ///             <item><see cref="AL_BUFFERS_QUEUED" /></item>
        ///             <item><see cref="AL_BUFFERS_PROCESSED" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourceiv(ALuint source, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alGetSourceiv(int source, int attribute, [Out] IntPtr val);
        #endregion alGetSourceiv(int source, int attribute, [Out] IntPtr val)

        #region alGetSourceiv(int source, int attribute, [Out] int *val)
        /// <summary>
        ///     Retrieves an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being retrieved.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to retrieve:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_SOURCE_RELATIVE" /></item>
        ///             <item><see cref="AL_BUFFER" /></item>
        ///             <item><see cref="AL_SOURCE_STATE" /></item>
        ///             <item><see cref="AL_BUFFERS_QUEUED" /></item>
        ///             <item><see cref="AL_BUFFERS_PROCESSED" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     A pointer to the integer value being retrieved.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alGetSourceiv(ALuint source, ALenum param, ALint* value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alGetSourceiv(int source, int attribute, [Out] int* val);
        #endregion alGetSourceiv(int source, int attribute, [Out] int *val)

        #region string alGetString(int state)
        /// <summary>
        ///     Retrieves an OpenAL string property.
        /// </summary>
        /// <param name="state">
        ///     <para>
        ///         The property to be queried:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_VENDOR" /></item>
        ///             <item><see cref="AL_VERSION" /></item>
        ///             <item><see cref="AL_RENDERER" /></item>
        ///             <item><see cref="AL_EXTENSIONS" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <returns>
        ///     A pointer to a null-terminated string.
        /// </returns>
        // ALAPI ALubyte* ALAPIENTRY alGetString(ALenum param);
        public static string alGetString(int state)
        {
            return Marshal.PtrToStringAnsi(_alGetString(state));
        }

        [DllImport(AL_NATIVE_LIBRARY, EntryPoint = "alGetString", CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        private static extern IntPtr _alGetString(int state);
        #endregion string alGetString(int state)

        #region alHint(int target, int mode)
        /// <summary>
        ///     Sets application preferences for driver performance choices.
        /// </summary>
        /// <param name="target">
        ///     Unknown.
        /// </param>
        /// <param name="mode">
        ///     Unknown.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alHint(ALenum target, ALenum mode);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alHint(int target, int mode);
        #endregion alHint(int target, int mode)

        #region int alIsBuffer(int buffer)
        /// <summary>
        ///     Tests if a buffer name is valid.
        /// </summary>
        /// <param name="buffer">
        ///     A buffer name to be tested for validity.
        /// </param>
        /// <returns>
        ///     bool value <see cref="AL_TRUE" /> if the buffer name is valid or
        ///     <see cref="AL_FALSE" /> if the buffer name is not valid.
        /// </returns>
        // ALAPI ALboolean ALAPIENTRY alIsBuffer(ALuint buffer);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alIsBuffer(int buffer);
        #endregion int alIsBuffer(int buffer)

        #region int alIsEnabled(int capability)
        /// <summary>
        ///     Returns a value indicating if a specific feature is enabled in the OpenAL driver.
        /// </summary>
        /// <param name="capability">
        ///     The capability to query.
        /// </param>
        /// <returns>
        ///     <see cref="AL_TRUE" /> if the capability is enabled, <see cref="AL_FALSE" /> if
        ///     the capability is disabled.
        /// </returns>
        /// <remarks>
        ///     At the time of this writing, this function always returns <see cref="AL_FALSE" />,
        ///     and since there are no capabilities defined yet, the error
        ///     <see cref="AL_INVALID_ENUM" /> will also be set.
        /// </remarks>
        // ALAPI ALboolean ALAPIENTRY alIsEnabled(ALenum capability);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alIsEnabled(int capability);
        #endregion int alIsEnabled(int capability)

        #region int alIsExtensionPresent(string extensionName)
        /// <summary>
        ///     Tests if a specific extension is available for the OpenAL driver.
        /// </summary>
        /// <param name="extensionName">
        ///     A string describing the desired extension.
        /// </param>
        /// <returns>
        ///     <see cref="AL_TRUE" /> if the extension is available, <see cref="AL_FALSE" /> if
        ///     the extension is not available.
        /// </returns>
        // ALAPI ALboolean ALAPIENTRY alIsExtensionPresent(ALubyte* fname);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alIsExtensionPresent(string extensionName);
        #endregion int alIsExtensionPresent(String extensionName)

        #region int alIsSource(int id)
        /// <summary>
        ///     Tests if a source name is valid.
        /// </summary>
        /// <param name="id">
        ///     A source name to be tested for validity.
        /// </param>
        /// <returns>
        ///     bool value <see cref="AL_TRUE" /> if the source name is valid or
        ///     <see cref="AL_FALSE" /> if the source name is not valid.
        /// </returns>
        // ALAPI ALboolean ALAPIENTRY alIsSource(ALuint id);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alIsSource(int id);
        #endregion int alIsSource(int id)

        #region alListener3f(int attribute, float value1, float value2, float value3)
        /// <summary>
        ///     Sets a floating point property for the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="value1">
        ///     The value to set the attribute to.
        /// </param>
        /// <param name="value2">
        ///     The value to set the attribute to.
        /// </param>
        /// <param name="value3">
        ///     The value to set the attribute to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alListener3f(ALenum param, ALfloat v1, ALfloat v2, ALfloat v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alListener3f(int attribute, float value1, float value2, float value3);
        #endregion alListener3f(int attribute, float value1, float value2, float value3)

        #region alListenerf(int attribute, float val)
        /// <summary>
        ///     Sets a floating point property for the listener.
        /// </summary>
        /// <param name="attribute">
        ///     The name of the attribute to be set.
        /// </param>
        /// <param name="val">
        ///     The float value to set the attribute to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alListenerf(ALenum param, ALfloat value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alListenerf(int attribute, float val);
        #endregion alListenerf(int attribute, float val)

        #region alListenerfv(int attribute, [In] ref float values)
        /// <summary>
        ///     Sets a floating point-vector property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_ORIENTATION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     Pointer to floating point-vector values.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alListenerfv(ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alListenerfv(int attribute, [In] ref float values);
        #endregion alListenerfv(int attribute, [In] ref float values)

        #region alListenerfv(int attribute, [In] float[] values)
        /// <summary>
        ///     Sets a floating point-vector property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_ORIENTATION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     Pointer to floating point-vector values.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alListenerfv(ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alListenerfv(int attribute, [In] float[] values);
        #endregion alListenerfv(int attribute, [In] float[] values)

        #region alListenerfv(int attribute, [In] IntPtr values)
        /// <summary>
        ///     Sets a floating point-vector property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_ORIENTATION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     Pointer to floating point-vector values.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alListenerfv(ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alListenerfv(int attribute, [In] IntPtr values);
        #endregion alListenerfv(int attribute, [In] IntPtr values)

        #region alListenerfv(int attribute, [In] float *values)
        /// <summary>
        ///     Sets a floating point-vector property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_ORIENTATION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     Pointer to floating point-vector values.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alListenerfv(ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alListenerfv(int attribute, [In] float* values);
        #endregion alListenerfv(int attribute, [In] float *values)

        #region alListeneri(int attribute, int val)
        /// <summary>
        ///     Sets an integer property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     The name of the attribute to be set.
        /// </param>
        /// <param name="val">
        ///     The integer value to set the attribute to.
        /// </param>
        /// <remarks>
        ///     There are no integer listener attributes at this time.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alListeneri(ALenum param, ALint value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alListeneri(int attribute, int val);
        #endregion alListeneri(int attribute, int val)

        #region alListener3i(int attribute, int value1, int value2, int value3)
        /// <summary>
        ///     Sets an integer property for the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="value1">
        ///     The value to set the attribute to.
        /// </param>
        /// <param name="value2">
        ///     The value to set the attribute to.
        /// </param>
        /// <param name="value3">
        ///     The value to set the attribute to.
        /// </param>
        // AL_API void AL_APIENTRY alListener3i( ALenum param, ALint value1, ALint value2, ALint value3 )
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alListener3i(int attribute, int value1, int value2, int value3);
        #endregion alListener3i(int attribute, int value1, int value2, int value3)

        #region alListeneriv(int attribute, [In] ref int values)
        /// <summary>
        ///     Sets a integer-vector property of the listener.
        /// </summary>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to be set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_ORIENTATION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     Pointer to integer-vector values.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alListeneriv(ALenum param, ALint* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alListeneriv(int attribute, [In] ref int values);
        #endregion alListeneriv(int attribute, [In] ref int values)

        #region alQueuei(int source, int attribute, int val)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="source">
        ///     Unknown.
        /// </param>
        /// <param name="attribute">
        ///     Unknown.
        /// </param>
        /// <param name="val">
        ///     Unknown.
        /// </param>
        // ALAPI void ALAPIENTRY alQueuei(ALuint sid, ALenum param, ALint value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alQueuei(int source, int attribute, int val);
        #endregion alQueuei(int source, int attribute, int val)

        #region alSource3f(int source, int attribute, float value1, float value2, float value3)
        /// <summary>
        ///     Sets a source property requiring three floating point values.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being set.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="value1">
        ///     The float values which the attribute will be set to.
        /// </param>
        /// <param name="value2">
        ///     The float values which the attribute will be set to.
        /// </param>
        /// <param name="value3">
        ///     The float values which the attribute will be set to.
        /// </param>
        /// <remarks>
        ///     This function is an alternative to <see cref="alSourcefv(int, int, System.IntPtr)" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSource3f(ALuint source, ALenum param, ALfloat v1, ALfloat v2, ALfloat v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSource3f(int source, int attribute, float value1, float value2, float value3);
        #endregion alSource3f(int source, int attribute, float value1, float value2, float value3)

        #region alSourcef(int source, int attribute, float val)
        /// <summary>
        ///     Sets a floating point property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being set.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_PITCH" /></item>
        ///             <item><see cref="AL_GAIN" /></item>
        ///             <item><see cref="AL_MAX_DISTANCE" /></item>
        ///             <item><see cref="AL_ROLLOFF_FACTOR" /></item>
        ///             <item><see cref="AL_REFERENCE_DISTANCE" /></item>
        ///             <item><see cref="AL_MIN_GAIN" /></item>
        ///             <item><see cref="AL_MAX_GAIN" /></item>
        ///             <item><see cref="AL_CONE_OUTER_GAIN" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     The value to set the attribute to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourcef(ALuint source, ALenum param, ALfloat value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcef(int source, int attribute, float val);
        #endregion alSourcef(int source, int attribute, float val)

        #region alSourcefv(int source, int attribute, [In] ref float values)
        /// <summary>
        ///     Sets a floating point-vector property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being set.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute being set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     A pointer to the vector to set the attribute to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourcefv(ALuint source, ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcefv(int source, int attribute, [In] ref float values);
        #endregion alSourcefv(int source, int attribute, float[] values)

        #region alSourcefv(int source, int attribute, [In] float[] values)
        /// <summary>
        ///     Sets a floating point-vector property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being set.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute being set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     A pointer to the vector to set the attribute to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourcefv(ALuint source, ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcefv(int source, int attribute, [In] float[] values);
        #endregion alSourcefv(int source, int attribute, [In] float[] values)

        #region alSourcefv(int source, int attribute, [In] IntPtr values)
        /// <summary>
        ///     Sets a floating point-vector property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being set.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute being set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     A pointer to the vector to set the attribute to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourcefv(ALuint source, ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcefv(int source, int attribute, [In] IntPtr values);
        #endregion alSourcefv(int source, int attribute, [In] IntPtr values)

        #region alSourcefv(int source, int attribute, [In] float *values)
        /// <summary>
        ///     Sets a floating point-vector property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being set.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute being set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     A pointer to the vector to set the attribute to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourcefv(ALuint source, ALenum param, ALfloat* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alSourcefv(int source, int attribute, [In] float* values);
        #endregion alSourcefv(int source, int attribute, [In] float *values)

        #region alSourcei(int source, int attribute, int val)
        /// <summary>
        ///     Sets an integer property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being set.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_SOURCE_RELATIVE" /></item>
        ///             <item><see cref="AL_CONE_INNER_ANGLE" /></item>
        ///             <item><see cref="AL_CONE_OUTER_ANGLE" /></item>
        ///             <item><see cref="AL_LOOPING" /></item>
        ///             <item><see cref="AL_BUFFER" /></item>
        ///             <item><see cref="AL_SOURCE_STATE" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="val">
        ///     The value to set the attribute to.
        /// </param>
        /// <remarks>
        ///     The buffer name zero is reserved as a “Null Buffer" and is accepted by
        ///     <b>alSourcei(…, Al.AL_BUFFER, …)</b> as a valid buffer of zero length.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourcei(ALuint source, ALenum param, ALint value);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcei(int source, int attribute, int val);
        #endregion alSourcei(int source, int attribute, int val)

        #region alSourceiv(int source, int attribute, [In] int *values)
        /// <summary>
        ///     Sets a integer-vector property of a source.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being set.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute being set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="values">
        ///     A pointer to the vector to set the attribute to.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourceiv(ALuint source, ALenum param, ALint* values);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alSourceiv(int source, int attribute, [In] int* values);
        #endregion alSourceiv(int source, int attribute, [In] int *values)

        #region alSource3i(int source, int attribute, int value1, int value2, int value3)
        /// <summary>
        ///     Sets a source property requiring three integer values.
        /// </summary>
        /// <param name="source">
        ///     Source name whose attribute is being set.
        /// </param>
        /// <param name="attribute">
        ///     <para>
        ///         The name of the attribute to set:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_POSITION" /></item>
        ///             <item><see cref="AL_VELOCITY" /></item>
        ///             <item><see cref="AL_DIRECTION" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        /// <param name="value1">
        ///     The int values which the attribute will be set to.
        /// </param>
        /// <param name="value2">
        ///     The int values which the attribute will be set to.
        /// </param>
        /// <param name="value3">
        ///     The int values which the attribute will be set to.
        /// </param>
        /// <remarks>
        ///     This function is an alternative to <see cref="alSourceiv" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSource3i(ALuint source, ALenum param, ALint v1, ALint v2, ALint v3);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSource3i(int source, int attribute, int value1, int value2, int value3);
        #endregion void alSource3i(int source, int attribute, int value1, int value2, int value3)

        #region alSourcePause(int source)
        /// <summary>
        ///     Pauses a source.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to be paused.
        /// </param>
        /// <remarks>
        ///     The paused source will have its state changed to <see cref="AL_PAUSED" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourcePause(ALuint source);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcePause(int source);
        #endregion alSourcePause(int source)

        #region alSourcePausev(int number, [In] ref int source)
        /// <summary>
        ///     Pauses a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be paused.
        /// </param>
        /// <param name="source">
        ///     A pointer to an array of sources to be paused.
        /// </param>
        /// <remarks>
        ///     The paused sources will have their state changed to <see cref="AL_PAUSED" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourcePausev(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcePausev(int number, [In] ref int source);
        #endregion alSourcePausev(int number, [In] ref int source)

        #region alSourcePausev(int number, [In] int[] sources)
        /// <summary>
        ///     Pauses a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be paused.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be paused.
        /// </param>
        /// <remarks>
        ///     The paused sources will have their state changed to <see cref="AL_PAUSED" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourcePausev(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcePausev(int number, [In] int[] sources);
        #endregion alSourcePausev(int number, [In] int[] sources)

        #region alSourcePausev(int number, [In] IntPtr sources)
        /// <summary>
        ///     Pauses a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be paused.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be paused.
        /// </param>
        /// <remarks>
        ///     The paused sources will have their state changed to <see cref="AL_PAUSED" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourcePausev(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcePausev(int number, [In] IntPtr sources);
        #endregion alSourcePausev(int number, [In] IntPtr sources)

        #region alSourcePausev(int number, [In] int *sources)
        /// <summary>
        ///     Pauses a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be paused.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be paused.
        /// </param>
        /// <remarks>
        ///     The paused sources will have their state changed to <see cref="AL_PAUSED" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourcePausev(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alSourcePausev(int number, [In] int* sources);
        #endregion alSourcePausev(int number, [In] int *sources)

        #region alSourcePlay(int source)
        /// <summary>
        ///     Plays a source.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to be played.
        /// </param>
        /// <remarks>
        ///     The playing source will have its state changed to <see cref="AL_PLAYING" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourcePlay(ALuint source);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcePlay(int source);
        #endregion alSourcePlay(int source)

        #region alSourcePlayv(int number, [In] ref int source)
        /// <summary>
        ///     Plays a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be played.
        /// </param>
        /// <param name="source">
        ///     A pointer to an array of sources to be played.
        /// </param>
        /// <remarks>
        ///     The playing sources will have their state changed to <see cref="AL_PLAYING" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourcePlayv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcePlayv(int number, [In] ref int source);
        #endregion alSourcePlayv(int number, [In] ref int source)

        #region alSourcePlayv(int number, [In] int[] sources)
        /// <summary>
        ///     Plays a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be played.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be played.
        /// </param>
        /// <remarks>
        ///     The playing sources will have their state changed to <see cref="AL_PLAYING" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourcePlayv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcePlayv(int number, [In] int[] sources);
        #endregion alSourcePlayv(int number, [In] int[] sources)

        #region alSourcePlayv(int number, [In] IntPtr sources)
        /// <summary>
        ///     Plays a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be played.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be played.
        /// </param>
        /// <remarks>
        ///     The playing sources will have their state changed to <see cref="AL_PLAYING" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourcePlayv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourcePlayv(int number, [In] IntPtr sources);
        #endregion alSourcePlayv(int number, [In] IntPtr sources)

        #region alSourcePlayv(int number, [In] int *sources)
        /// <summary>
        ///     Plays a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be played.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be played.
        /// </param>
        /// <remarks>
        ///     The playing sources will have their state changed to <see cref="AL_PLAYING" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourcePlayv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alSourcePlayv(int number, [In] int* sources);
        #endregion alSourcePlayv(int number, [In] int *sources)

        #region alSourceQueueBuffers(int source, int number, [In] ref int buffer)
        /// <summary>
        ///     Queues a set of buffers on a source.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to queue buffers onto.
        /// </param>
        /// <param name="number">
        ///     The number of buffers to be queued.
        /// </param>
        /// <param name="buffer">
        ///     A pointer to an array of buffer names to be queued.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourceQueueBuffers(ALuint source, ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceQueueBuffers(int source, int number, [In] ref int buffer);
        #endregion alSourceQueueBuffers(int source, int number, [In] ref int buffer)

        #region alSourceQueueBuffers(int source, int number, [In] int[] buffers)
        /// <summary>
        ///     Queues a set of buffers on a source.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to queue buffers onto.
        /// </param>
        /// <param name="number">
        ///     The number of buffers to be queued.
        /// </param>
        /// <param name="buffers">
        ///     A pointer to an array of buffer names to be queued.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourceQueueBuffers(ALuint source, ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceQueueBuffers(int source, int number, [In] int[] buffers);
        #endregion alSourceQueueBuffers(int source, int number, [In] int[] buffers)

        #region alSourceQueueBuffers(int source, int number, [In] IntPtr buffers)
        /// <summary>
        ///     Queues a set of buffers on a source.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to queue buffers onto.
        /// </param>
        /// <param name="number">
        ///     The number of buffers to be queued.
        /// </param>
        /// <param name="buffers">
        ///     A pointer to an array of buffer names to be queued.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourceQueueBuffers(ALuint source, ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceQueueBuffers(int source, int number, [In] IntPtr buffers);
        #endregion alSourceQueueBuffers(int source, int number, [In] IntPtr buffers)

        #region alSourceQueueBuffers(int source, int number, [In] int *buffers)
        /// <summary>
        ///     Queues a set of buffers on a source.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to queue buffers onto.
        /// </param>
        /// <param name="number">
        ///     The number of buffers to be queued.
        /// </param>
        /// <param name="buffers">
        ///     A pointer to an array of buffer names to be queued.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourceQueueBuffers(ALuint source, ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alSourceQueueBuffers(int source, int number, [In] int* buffers);
        #endregion alSourceQueueBuffers(int source, int number, [In] int *buffers)

        #region alSourceRewind(int source)
        /// <summary>
        ///     Stops the source and sets its state to <see cref="AL_INITIAL" />.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to be rewound.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourceRewind(ALuint source);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceRewind(int source);
        #endregion alSourceRewind(int source)

        #region alSourceRewindv(int number, [In] ref int source)
        /// <summary>
        ///     Stops a set of sources and sets all their states to <see cref="AL_INITIAL" />.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be rewound.
        /// </param>
        /// <param name="source">
        ///     A pointer to an array of sources to be rewound.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourceRewindv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceRewindv(int number, [In] ref int source);
        #endregion alSourceRewindv(int number, [In] ref int source)

        #region alSourceRewindv(int number, [In] int[] sources)
        /// <summary>
        ///     Stops a set of sources and sets all their states to <see cref="AL_INITIAL" />.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be rewound.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be rewound.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourceRewindv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceRewindv(int number, [In] int[] sources);
        #endregion alSourceRewindv(int number, [In] int[] sources)

        #region alSourceRewindv(int number, [In] IntPtr sources)
        /// <summary>
        ///     Stops a set of sources and sets all their states to <see cref="AL_INITIAL" />.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be rewound.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be rewound.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourceRewindv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceRewindv(int number, [In] IntPtr sources);
        #endregion alSourceRewindv(int number, [In] IntPtr sources)

        #region alSourceRewindv(int number, [In] int *sources)
        /// <summary>
        ///     Stops a set of sources and sets all their states to <see cref="AL_INITIAL" />.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to be rewound.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be rewound.
        /// </param>
        // ALAPI ALvoid ALAPIENTRY alSourceRewindv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alSourceRewindv(int number, [In] int* sources);
        #endregion alSourceRewindv(int number, [In] int *sources)

        #region alSourceStop(int source)
        /// <summary>
        ///     Stops a source.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to be stopped.
        /// </param>
        /// <remarks>
        ///     The stopped source will have its state changed to <see cref="AL_STOPPED" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourceStop(ALuint source);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceStop(int source);
        #endregion alSourceStop(int source)

        #region alSourceStopv(int number, [In] ref int source)
        /// <summary>
        ///     Stops a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to stop.
        /// </param>
        /// <param name="source">
        ///     A pointer to an array of sources to be stopped.
        /// </param>
        /// <remarks>
        ///     The stopped sources will have their state changed to <see cref="AL_STOPPED" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourceStopv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceStopv(int number, [In] ref int source);
        #endregion alSourceStopv(int number, [In] ref int source)

        #region alSourceStopv(int number, [In] int[] sources)
        /// <summary>
        ///     Stops a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to stop.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be stopped.
        /// </param>
        /// <remarks>
        ///     The stopped sources will have their state changed to <see cref="AL_STOPPED" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourceStopv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceStopv(int number, [In] int[] sources);
        #endregion alSourceStopv(int number, [In] int[] sources)

        #region alSourceStopv(int number, [In] IntPtr sources)
        /// <summary>
        ///     Stops a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to stop.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be stopped.
        /// </param>
        /// <remarks>
        ///     The stopped sources will have their state changed to <see cref="AL_STOPPED" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourceStopv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceStopv(int number, [In] IntPtr sources);
        #endregion alSourceStopv(int number, [In] IntPtr sources)

        #region alSourceStopv(int number, [In] int *sources)
        /// <summary>
        ///     Stops a set of sources.
        /// </summary>
        /// <param name="number">
        ///     The number of sources to stop.
        /// </param>
        /// <param name="sources">
        ///     A pointer to an array of sources to be stopped.
        /// </param>
        /// <remarks>
        ///     The stopped sources will have their state changed to <see cref="AL_STOPPED" />.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourceStopv(ALsizei n, ALuint *sources);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alSourceStopv(int number, [In] int* sources);
        #endregion alSourceStopv(int number, [In] int *sources)

        #region alSourceUnqueueBuffers(int source, int number, [In] ref int buffer)
        /// <summary>
        ///     Unqueues a set of buffers attached to a source.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to unqueue buffers from.
        /// </param>
        /// <param name="number">
        ///     The number of buffers to be unqueued.
        /// </param>
        /// <param name="buffer">
        ///     A pointer to an array of buffer names that were removed.
        /// </param>
        /// <remarks>
        ///     The unqueue operation will only take place if all <i>number</i> buffers can be
        ///     removed from the queue.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourceUnqueueBuffers(ALuint source, ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceUnqueueBuffers(int source, int number, [In] ref int buffer);
        #endregion alSourceUnqueueBuffers(int source, int number, [In] ref int buffer)

        #region alSourceUnqueueBuffers(int source, int number, [In] int[] buffers)
        /// <summary>
        ///     Unqueues a set of buffers attached to a source.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to unqueue buffers from.
        /// </param>
        /// <param name="number">
        ///     The number of buffers to be unqueued.
        /// </param>
        /// <param name="buffers">
        ///     A pointer to an array of buffer names that were removed.
        /// </param>
        /// <remarks>
        ///     The unqueue operation will only take place if all <i>number</i> buffers can be
        ///     removed from the queue.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourceUnqueueBuffers(ALuint source, ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceUnqueueBuffers(int source, int number, [In] int[] buffers);
        #endregion alSourceUnqueueBuffers(int source, int number, [In] int[] buffers)

        #region alSourceUnqueueBuffers(int source, int number, [In] IntPtr buffers)
        /// <summary>
        ///     Unqueues a set of buffers attached to a source.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to unqueue buffers from.
        /// </param>
        /// <param name="number">
        ///     The number of buffers to be unqueued.
        /// </param>
        /// <param name="buffers">
        ///     A pointer to an array of buffer names that were removed.
        /// </param>
        /// <remarks>
        ///     The unqueue operation will only take place if all <i>number</i> buffers can be
        ///     removed from the queue.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourceUnqueueBuffers(ALuint source, ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alSourceUnqueueBuffers(int source, int number, [In] IntPtr buffers);
        #endregion alSourceUnqueueBuffers(int source, int number, [In] IntPtr buffers)

        #region alSourceUnqueueBuffers(int source, int number, [In] int *buffers)
        /// <summary>
        ///     Unqueues a set of buffers attached to a source.
        /// </summary>
        /// <param name="source">
        ///     The name of the source to unqueue buffers from.
        /// </param>
        /// <param name="number">
        ///     The number of buffers to be unqueued.
        /// </param>
        /// <param name="buffers">
        ///     A pointer to an array of buffer names that were removed.
        /// </param>
        /// <remarks>
        ///     The unqueue operation will only take place if all <i>number</i> buffers can be
        ///     removed from the queue.
        /// </remarks>
        // ALAPI ALvoid ALAPIENTRY alSourceUnqueueBuffers(ALuint source, ALsizei n, ALuint* buffers);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alSourceUnqueueBuffers(int source, int number, [In] int* buffers);
        #endregion alSourceUnqueueBuffers(int source, int number, [In] int *buffers)
        #endregion Public OpenAL 1.1 Methods

        #region Public IASIG Methods
        #region int alGenEnvironmentIASIG(int number, out int environments)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="number">
        ///     Unknown.
        /// </param>
        /// <param name="environments">
        ///     Unknown.
        /// </param>
        /// <returns>
        ///     Unknown.
        /// </returns>
        // ALAPI ALsizei ALAPIENTRY alGenEnvironmentIASIG(ALsizei n, ALuint* environs);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alGenEnvironmentIASIG(int number, out int environments);
        #endregion int alGenEnvironmentIASIG(int number, out int environments)

        #region int alGenEnvironmentIASIG(int number, [Out] int[] environments)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="number">
        ///     Unknown.
        /// </param>
        /// <param name="environments">
        ///     Unknown.
        /// </param>
        /// <returns>
        ///     Unknown.
        /// </returns>
        // ALAPI ALsizei ALAPIENTRY alGenEnvironmentIASIG(ALsizei n, ALuint* environs);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alGenEnvironmentIASIG(int number, [Out] int[] environments);
        #endregion int alGenEnvironmentIASIG(int number, [Out] int[] environments)

        #region int alGenEnvironmentIASIG(int number, [Out] IntPtr environments)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="number">
        ///     Unknown.
        /// </param>
        /// <param name="environments">
        ///     Unknown.
        /// </param>
        /// <returns>
        ///     Unknown.
        /// </returns>
        // ALAPI ALsizei ALAPIENTRY alGenEnvironmentIASIG(ALsizei n, ALuint* environs);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alGenEnvironmentIASIG(int number, [Out] IntPtr environments);
        #endregion int alGenEnvironmentIASIG(int number, [Out] IntPtr environments)

        #region int alGenEnvironmentIASIG(int number, [Out] int *environments)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="number">
        ///     Unknown.
        /// </param>
        /// <param name="environments">
        ///     Unknown.
        /// </param>
        /// <returns>
        ///     Unknown.
        /// </returns>
        // ALAPI ALsizei ALAPIENTRY alGenEnvironmentIASIG(ALsizei n, ALuint* environs);
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern int alGenEnvironmentIASIG(int number, [Out] int* environments);
        #endregion int alGenEnvironmentIASIG(int number, [Out] int *environments)

        #region alDeleteEnvironmentIASIG(int number, [In] ref int environments)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="number">
        ///     Unknown.
        /// </param>
        /// <param name="environments">
        ///     Unknown.
        /// </param>
        // ALAPI void ALAPIENTRY alDeleteEnvironmentIASIG( ALsizei n, ALuint* environs );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDeleteEnvironmentIASIG(int number, [In] ref int environments);
        #endregion alDeleteEnvironmentIASIG(int number, [In] ref int environments)

        #region alDeleteEnvironmentIASIG(int number, [In] int[] environments)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="number">
        ///     Unknown.
        /// </param>
        /// <param name="environments">
        ///     Unknown.
        /// </param>
        // ALAPI void ALAPIENTRY alDeleteEnvironmentIASIG( ALsizei n, ALuint* environs );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDeleteEnvironmentIASIG(int number, [In] int[] environments);
        #endregion alDeleteEnvironmentIASIG(int number, [In] int[] environments)

        #region alDeleteEnvironmentIASIG(int number, [In] IntPtr environments)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="number">
        ///     Unknown.
        /// </param>
        /// <param name="environments">
        ///     Unknown.
        /// </param>
        // ALAPI void ALAPIENTRY alDeleteEnvironmentIASIG( ALsizei n, ALuint* environs );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alDeleteEnvironmentIASIG(int number, [In] IntPtr environments);
        #endregion alDeleteEnvironmentIASIG(int number, [In] IntPtr environments)

        #region alDeleteEnvironmentIASIG(int number, [In] int *environments)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="number">
        ///     Unknown.
        /// </param>
        /// <param name="environments">
        ///     Unknown.
        /// </param>
        // ALAPI void ALAPIENTRY alDeleteEnvironmentIASIG( ALsizei n, ALuint* environs );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), CLSCompliant(false), SuppressUnmanagedCodeSecurity]
        public unsafe static extern void alDeleteEnvironmentIASIG(int number, [In] int* environments);
        #endregion alDeleteEnvironmentIASIG(int number, [In] int *environments)

        #region int alIsEnvironmentIASIG(int environment)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="environment">
        ///     Unknown.
        /// </param>
        /// <returns>
        ///     Unknown.
        /// </returns>
        // ALAPI ALboolean ALAPIENTRY alIsEnvironmentIASIG( ALuint environ );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern int alIsEnvironmentIASIG(int environment);
        #endregion int alIsEnvironmentIASIG(int environment)

        #region alEnvironmentiIASIG(int environmentId, int attribute, int val)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="environmentId">
        ///     Unknown.
        /// </param>
        /// <param name="attribute">
        ///     Unknown.
        /// </param>
        /// <param name="val">
        ///     Unknown.
        /// </param>
        // ALAPI void ALAPIENTRY alEnvironmentiIASIG( ALuint eid, ALenum param, ALint value );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alEnvironmentiIASIG(int environmentId, int attribute, int val);
        #endregion alEnvironmentiIASIG(int environmentId, int attribute, int val)

        #region alEnvironmentfIASIG(int environmentId, int attribute, int val)
        /// <summary>
        ///     Unknown.
        /// </summary>
        /// <param name="environmentId">
        ///     Unknown.
        /// </param>
        /// <param name="attribute">
        ///     Unknown.
        /// </param>
        /// <param name="val">
        ///     Unknown.
        /// </param>
        // ALAPI void ALAPIENTRY alEnvironmentfIASIG( ALuint eid, ALenum param, ALuint value );
        [DllImport(AL_NATIVE_LIBRARY, CallingConvention = CALLING_CONVENTION), SuppressUnmanagedCodeSecurity]
        public static extern void alEnvironmentfIASIG(int environmentId, int attribute, int val);
        #endregion alEnvironmentfIASIG(int environmentId, int attribute, int val)
        #endregion Public IASIG Methods

        #region Public OpenAL Extension Methods
        #region X-RAM Methods
        #region EAXSetBufferMode
        /// <summary>
        ///     Sets the X-RAM mode for the specified buffers.
        /// </summary>
        /// <param name="n">
        ///     The number of buffers to set.
        /// </param>
        /// <param name="buffers">
        ///     A pointer to an array of buffers to set.
        /// </param>
        /// <param name="mode">
        ///     <para>
        ///         The X-RAM buffer mode for the specified buffers.
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_STORAGE_AUTOMATIC" /></item>
        ///             <item><see cref="AL_STORAGE_HARDWARE" /></item>
        ///             <item><see cref="AL_STORAGE_ACCESSIBLE" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        [CLSCompliant(false)]
        public unsafe static void EAXSetBufferMode(int n, int* buffers, int mode)
        {
            Delegates.EAXSetBufferMode(n, buffers, mode);
        }

        /// <summary>
        ///     Sets the X-RAM mode for the specified buffers.
        /// </summary>
        /// <param name="n">
        ///     The number of buffers to set.
        /// </param>
        /// <param name="buffers">
        ///     An array of buffers to set, with minimum n elements.
        /// </param>
        /// <param name="mode">
        ///     <para>
        ///         The X-RAM buffer mode for the specified buffers.
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_STORAGE_AUTOMATIC" /></item>
        ///             <item><see cref="AL_STORAGE_HARDWARE" /></item>
        ///             <item><see cref="AL_STORAGE_ACCESSIBLE" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        public static void EAXSetBufferMode(int n, int[] buffers, int mode)
        {
            unsafe
            {
                fixed (int* ptr = buffers)
                {
                    Delegates.EAXSetBufferMode(n, ptr, mode);
                }
            }
        }
        /// <summary>
        ///     Sets the X-RAM mode for the specified buffers.
        /// </summary>
        /// <param name="n">
        ///     The number of buffers to set.
        /// </param>
        /// <param name="buffers">
        ///     A pointer to an array of buffers to set.
        /// </param>
        /// <param name="mode">
        ///     <para>
        ///         The X-RAM buffer mode for the specified buffers.
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_STORAGE_AUTOMATIC" /></item>
        ///             <item><see cref="AL_STORAGE_HARDWARE" /></item>
        ///             <item><see cref="AL_STORAGE_ACCESSIBLE" /></item>
        ///         </list>
        ///     </para>
        /// </param>
        public static void EAXSetBufferMode(int n, ref int buffers, int mode)
        {
            unsafe
            {
                fixed (int* ptr = &buffers)
                {
                    Delegates.EAXSetBufferMode(n, ptr, mode);
                }
            }
        }
        #endregion EAXSetBufferMode

        #region EAXGetBufferMode
        /// <summary>
        ///     Gets the X-RAM mode for the specified buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer to retreive the property for.
        /// </param>
        /// <param name="reserved">
        /// Not used yet.
        /// </param>
        /// <returns>
        ///     <para>
        ///         One of the following values:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_STORAGE_AUTOMATIC" /></item>
        ///             <item><see cref="AL_STORAGE_HARDWARE" /></item>
        ///             <item><see cref="AL_STORAGE_ACCESSIBLE" /></item>
        ///         </list>
        ///     </para>
        /// </returns>
        [CLSCompliant(false)]
        public unsafe static int EAXGetBufferMode(int buffer, int* reserved)
        {
            return Delegates.EAXGetBufferMode(buffer, reserved);
        }
        /// <summary>
        ///     Gets the X-RAM mode for the specified buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer to retreive the property for.
        /// </param>
        /// <param name="reserved">
        /// Not used yet.
        /// </param>
        /// <returns>
        ///     <para>
        ///         One of the following values:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_STORAGE_AUTOMATIC" /></item>
        ///             <item><see cref="AL_STORAGE_HARDWARE" /></item>
        ///             <item><see cref="AL_STORAGE_ACCESSIBLE" /></item>
        ///         </list>
        ///     </para>
        /// </returns>
        public static int EAXGetBufferMode(int buffer, int[] reserved)
        {
            unsafe
            {
                fixed (int* ptr = reserved)
                {
                    return Delegates.EAXGetBufferMode(buffer, ptr);
                }
            }
        }
        /// <summary>
        ///     Gets the X-RAM mode for the specified buffer.
        /// </summary>
        /// <param name="buffer">
        ///     Buffer to retreive the property for.
        /// </param>
        /// <param name="reserved">
        /// Not used yet.
        /// </param>
        /// <returns>
        ///     <para>
        ///         One of the following values:
        ///     </para>
        ///     <para>
        ///         <list type="bullet">
        ///             <item><see cref="AL_STORAGE_AUTOMATIC" /></item>
        ///             <item><see cref="AL_STORAGE_HARDWARE" /></item>
        ///             <item><see cref="AL_STORAGE_ACCESSIBLE" /></item>
        ///         </list>
        ///     </para>
        /// </returns>
        public static int EAXGetBufferMode(int buffer, ref int reserved)
        {
            unsafe
            {
                fixed (int* ptr = &reserved)
                {
                    return Delegates.EAXGetBufferMode(buffer, ptr);
                }
            }
        }
        #endregion EAXGetBufferMode
        #endregion X-RAM Methods

        #region EFX_EXT Methods
        #region alEffect
        public static void alGenEffects(int size, int[] effects)
        {
            unsafe
            {
                fixed (int* ptr = &effects[0])
                {
                    Delegates.alGenEffects(size, ptr);
                }
            }
        }

        public static void alGenEffects(int size, out int effect)
        {
            unsafe
            {
                fixed (int* ptr = &effect)
                {
                    Delegates.alGenEffects(size, ptr);
                }
            }
        }

        public static void alDeleteEffects(int size, int[] effects)
        {
            unsafe
            {
                fixed (int* ptr = &effects[0])
                {
                    Delegates.alDeleteEffects(size, ptr);
                }
            }
        }

        public static void alDeleteEffects(int size, int effect)
        {
            unsafe
            {
                Delegates.alDeleteEffects(size, &effect);
            }
        }

        public static bool alIsEffect(int effect)
        {
            return Delegates.alIsEffect(effect);
        }

        public static void alEffecti(int effect, int param, int value)
        {
            Delegates.alEffecti(effect, param, value);
        }

        public static void alEffectiv(int effect, int param, int[] value)
        {
            unsafe
            {
                fixed (int* ptr = &value[0])
                {
                    Delegates.alEffectiv(effect, param, ptr);
                }
            }
        }

        public static void alEffectf(int effect, int param, float value)
        {
            Delegates.alEffectf(effect, param, value);
        }

        public static void alEffectfv(int effect, int param, float[] value)
        {
            unsafe
            {
                fixed (float* ptr = &value[0])
                {
                    Delegates.alEffectfv(effect, param, ptr);
                }
            }
        }

        public static void alGetEffecti(int effect, int param, out int value)
        {
            unsafe
            {
                fixed (int* ptr = &value)
                {
                    Delegates.alGetEffecti(effect, param, ptr);
                }
            }
        }

        public static void alGetEffectiv(int effect, int param, int[] value)
        {
            unsafe
            {
                fixed (int* ptr = &value[0])
                {
                    Delegates.alGetEffectiv(effect, param, ptr);
                }
            }
        }

        public static void alGetEffectf(int effect, int param, out float value)
        {
            unsafe
            {
                fixed (float* ptr = &value)
                {
                    Delegates.alGetEffectf(effect, param, ptr);
                }
            }
        }

        public static void alGetEffectfv(int effect, int param, float[] value)
        {
            unsafe
            {
                fixed (float* ptr = &value[0])
                {
                    Delegates.alGetEffectfv(effect, param, ptr);
                }
            }
        }
        #endregion

        #region alFilter
        public static void alGenFilters(int size, int[] Filters)
        {
            unsafe
            {
                fixed (int* ptr = &Filters[0])
                {
                    Delegates.alGenFilters(size, ptr);
                }
            }
        }

        public static void alGenFilters(int size, out int Filter)
        {
            unsafe
            {
                fixed (int* ptr = &Filter)
                {
                    Delegates.alGenFilters(size, ptr);
                }
            }
        }

        public static void alDeleteFilters(int size, int[] Filters)
        {
            unsafe
            {
                fixed (int* ptr = &Filters[0])
                {
                    Delegates.alDeleteFilters(size, ptr);
                }
            }
        }

        public static void alDeleteFilters(int size, int Filter)
        {
            unsafe
            {
                Delegates.alDeleteFilters(size, &Filter);
            }
        }

        public static bool alIsFilter(int Filter)
        {
            return Delegates.alIsFilter(Filter);
        }

        public static void alFilteri(int Filter, int param, int value)
        {
            Delegates.alFilteri(Filter, param, value);
        }

        public static void alFilteriv(int Filter, int param, int[] value)
        {
            unsafe
            {
                fixed (int* ptr = &value[0])
                {
                    Delegates.alFilteriv(Filter, param, ptr);
                }
            }
        }

        public static void alFilterf(int Filter, int param, float value)
        {
            Delegates.alFilterf(Filter, param, value);
        }

        public static void alFilterfv(int Filter, int param, float[] value)
        {
            unsafe
            {
                fixed (float* ptr = &value[0])
                {
                    Delegates.alFilterfv(Filter, param, ptr);
                }
            }
        }

        public static void alGetFilteri(int Filter, int param, out int value)
        {
            unsafe
            {
                fixed (int* ptr = &value)
                {
                    Delegates.alGetFilteri(Filter, param, ptr);
                }
            }
        }

        public static void alGetFilteriv(int Filter, int param, int[] value)
        {
            unsafe
            {
                fixed (int* ptr = &value[0])
                {
                    Delegates.alGetFilteriv(Filter, param, ptr);
                }
            }
        }

        public static void alGetFilterf(int Filter, int param, out float value)
        {
            unsafe
            {
                fixed (float* ptr = &value)
                {
                    Delegates.alGetFilterf(Filter, param, ptr);
                }
            }
        }

        public static void alGetFilterfv(int Filter, int param, float[] value)
        {
            unsafe
            {
                fixed (float* ptr = &value[0])
                {
                    Delegates.alGetFilterfv(Filter, param, ptr);
                }
            }
        }
        #endregion

        #region alAuxiliaryEffectSlot
        public static void alGenAuxiliaryEffectSlots(int size, int[] AuxiliaryEffectSlots)
        {
            unsafe
            {
                fixed (int* ptr = &AuxiliaryEffectSlots[0])
                {
                    Delegates.alGenAuxiliaryEffectSlots(size, ptr);
                }
            }
        }

        public static void alGenAuxiliaryEffectSlots(int size, out int AuxiliaryEffectSlot)
        {
            unsafe
            {
                fixed (int* ptr = &AuxiliaryEffectSlot)
                {
                    Delegates.alGenAuxiliaryEffectSlots(size, ptr);
                }
            }
        }

        public static void alDeleteAuxiliaryEffectSlots(int size, int[] AuxiliaryEffectSlots)
        {
            unsafe
            {
                fixed (int* ptr = &AuxiliaryEffectSlots[0])
                {
                    Delegates.alDeleteAuxiliaryEffectSlots(size, ptr);
                }
            }
        }

        public static void alDeleteAuxiliaryEffectSlots(int size, int AuxiliaryEffectSlot)
        {
            unsafe
            {
                Delegates.alDeleteAuxiliaryEffectSlots(size, &AuxiliaryEffectSlot);
            }
        }

        public static bool alIsAuxiliaryEffectSlot(int AuxiliaryEffectSlot)
        {
            return Delegates.alIsAuxiliaryEffectSlot(AuxiliaryEffectSlot);
        }

        public static void alAuxiliaryEffectSloti(int AuxiliaryEffectSlot, int param, int value)
        {
            Delegates.alAuxiliaryEffectSloti(AuxiliaryEffectSlot, param, value);
        }

        public static void alAuxiliaryEffectSlotiv(int AuxiliaryEffectSlot, int param, int[] value)
        {
            unsafe
            {
                fixed (int* ptr = &value[0])
                {
                    Delegates.alAuxiliaryEffectSlotiv(AuxiliaryEffectSlot, param, ptr);
                }
            }
        }

        public static void alAuxiliaryEffectSlotf(int AuxiliaryEffectSlot, int param, float value)
        {
            Delegates.alAuxiliaryEffectSlotf(AuxiliaryEffectSlot, param, value);
        }

        public static void alAuxiliaryEffectSlotfv(int AuxiliaryEffectSlot, int param, float[] value)
        {
            unsafe
            {
                fixed (float* ptr = &value[0])
                {
                    Delegates.alAuxiliaryEffectSlotfv(AuxiliaryEffectSlot, param, ptr);
                }
            }
        }

        public static void alGetAuxiliaryEffectSloti(int AuxiliaryEffectSlot, int param, out int value)
        {
            unsafe
            {
                fixed (int* ptr = &value)
                {
                    Delegates.alGetAuxiliaryEffectSloti(AuxiliaryEffectSlot, param, ptr);
                }
            }
        }

        public static void alGetAuxiliaryEffectSlotiv(int AuxiliaryEffectSlot, int param, int[] value)
        {
            unsafe
            {
                fixed (int* ptr = &value[0])
                {
                    Delegates.alGetAuxiliaryEffectSlotiv(AuxiliaryEffectSlot, param, ptr);
                }
            }
        }

        public static void alGetAuxiliaryEffectSlotf(int AuxiliaryEffectSlot, int param, out float value)
        {
            unsafe
            {
                fixed (float* ptr = &value)
                {
                    Delegates.alGetAuxiliaryEffectSlotf(AuxiliaryEffectSlot, param, ptr);
                }
            }
        }

        public static void alGetAuxiliaryEffectSlotfv(int AuxiliaryEffectSlot, int param, float[] value)
        {
            unsafe
            {
                fixed (float* ptr = &value[0])
                {
                    Delegates.alGetAuxiliaryEffectSlotfv(AuxiliaryEffectSlot, param, ptr);
                }
            }
        }
        #endregion
        #endregion
        #endregion Public OpenAL Extension Methods

        #region Public Delegates
        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALENABLEDelegate(int capability);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALDISABLEDelegate(int capability);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate int LPALISENABLEDDelegate(int capability);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate string LPALGETSTRINGDelegate(int param);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETBOOLEANVDelegate(int param, out int data);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETINTEGERVDelegate(int param, out int data);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETFLOATVDelegate(int param, out float data);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETDOUBLEVDelegate(int param, out double data);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate int LPALGETBOOLEANDelegate(int param);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate int LPALGETINTEGERDelegate(int param);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate float LPALGETFLOATDelegate(int param);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate double LPALGETDOUBLEDelegate(int param);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate int LPALGETERRORDelegate();

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate int LPALISEXTENSIONPRESENTDelegate(string extname);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate IntPtr LPALGETPROCADDRESSDelegate(string fname);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate int LPALGETENUMVALUEDelegate(string ename);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALLISTENERFDelegate(int param, float val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALLISTENER3FDelegate(int param, float value1, float value2, float value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALLISTENERFVDelegate(int param, [In] ref float values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALLISTENERIDelegate(int param, int val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALLISTENER3IDelegate(int param, int value1, int value2, int value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALLISTENERIVDelegate(int param, [In] ref int values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETLISTENERFDelegate(int param, out float val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETLISTENER3FDelegate(int param, out float value1, out float value2, out float value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETLISTENERFVDelegate(int param, out float values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETLISTENERIDelegate(int param, out int val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETLISTENER3IDelegate(int param, out int value1, out int value2, out int value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETLISTENERIVDelegate(int param, out int values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGENSOURCESDelegate(int n, out int sources);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALDELETESOURCESDelegate(int n, out int sources);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate int LPALISSOURCEDelegate(int sid);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEFDelegate(int sid, int param, float val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCE3FDelegate(int sid, int param, float value1, float value2, float value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEFVDelegate(int sid, int param, out float values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEIDelegate(int sid, int param, int val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCE3IDelegate(int sid, int param, int value1, int value2, int value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEIVDelegate(int sid, int param, out int values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETSOURCEFDelegate(int sid, int param, out float val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETSOURCE3FDelegate(int sid, int param, out float value1, out float value2, out float value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETSOURCEFVDelegate(int sid, int param, out float values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETSOURCEIDelegate(int sid, int param, out int val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETSOURCE3IDelegate(int sid, int param, out int value1, out int value2, out int value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETSOURCEIVDelegate(int sid, int param, out int values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEPLAYVDelegate(int ns, out int sids);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCESTOPVDelegate(int ns, out int sids);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEREWINDVDelegate(int ns, out int sids);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEPAUSEVDelegate(int ns, out int sids);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEPLAYDelegate(int sid);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCESTOPDelegate(int sid);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEREWINDDelegate(int sid);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEPAUSEDelegate(int sid);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEQUEUEBUFFERSDelegate(int sid, int numEntries, out int bids);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSOURCEUNQUEUEBUFFERSDelegate(int sid, int numEntries, out int bids);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGENBUFFERSDelegate(int n, out int buffers);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALDELETEBUFFERSDelegate(int n, out int buffers);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate int LPALISBUFFERDelegate(int bid);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALBUFFERDATADelegate(int bid, int format, IntPtr data, int size, int freq);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALBUFFERFDelegate(int bid, int param, float val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALBUFFER3FDelegate(int bid, int param, float value1, float value2, float value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALBUFFERFVDelegate(int bid, int param, out float values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALBUFFERIDelegate(int bid, int param, int val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALBUFFER3IDelegate(int bid, int param, int value1, int value2, int value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALBUFFERIVDelegate(int bid, int param, out int values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETBUFFERFDelegate(int bid, int param, out float val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETBUFFER3FDelegate(int bid, int param, out float value1, out float value2, out float value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETBUFFERFVDelegate(int bid, int param, out float values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETBUFFERIDelegate(int bid, int param, out int val);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETBUFFER3IDelegate(int bid, int param, out int value1, out int value2, out int value3);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALGETBUFFERIVDelegate(int bid, int param, out int values);

        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALDOPPLERFACTORDelegate(float val);
        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALDOPPLERVELOCITYDelegate(float val);
        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALSPEEDOFSOUNDDelegate(float val);
        /// <summary>
        /// 
        /// </summary>
        [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
        public delegate void LPALDISTANCEMODELDelegate(int distanceModel);
        #endregion Public Delegates

        #region Extension Support
        /// <summary>
        /// Reloads OpenAL extension functions.
        /// </summary>
        /// <remarks>
        /// <para>
        /// Call this function to reload context-dependent extension OpenAL entry points. This should be done 
        /// whenever you change the current OpenAL context, or in the case you cannot (or do not want)
        /// to use the automatic initialisation.
        /// </para>
        /// <para>
        /// Calling this function before the automatic initialisation has taken place will result
        /// in the Al class being initialised twice. This is harmless, but, given the choice, 
        /// the automatic initialisation should be preferred.
        /// </para>
        /// </remarks>
        public static void ReloadFunctions()
        {
            Assembly asm = Assembly.Load("Tao.OpenAl");
            Type delegates_class = asm.GetType("Tao.OpenAl.Delegates");

            FieldInfo[] v = delegates_class.GetFields();
            foreach (FieldInfo f in v)
            {
                f.SetValue(null, Delegates.GetDelegateForExtensionMethod(f.Name, f.FieldType));
            }
        }
        #endregion
    }
}
