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osg::Texture2D Class Reference

#include <Texture2D>

Inheritance diagram for osg::Texture2D:
osg::Texture osg::StateAttribute osg::Object osg::Referenced osgText::GlyphTexture

Classes

class  SubloadCallback

Public Member Functions

 Texture2D ()
 Texture2D (Image *image)
template<class T>
 Texture2D (const osg::ref_ptr< T > &image)
 Texture2D (const Texture2D &text, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
 META_StateAttribute (osg, Texture2D, TEXTURE)
virtual int compare (const StateAttribute &rhs) const
virtual GLenum getTextureTarget () const
void setImage (Image *image)
template<class T>
void setImage (const ref_ptr< T > &image)
Image * getImage ()
const Image * getImage () const
virtual bool isDirty (unsigned int contextID) const
unsigned int & getModifiedCount (unsigned int contextID) const
virtual void setImage (unsigned int, Image *image)
template<class T>
void setImage (unsigned int, const ref_ptr< T > &image)
virtual Image * getImage (unsigned int)
virtual const Image * getImage (unsigned int) const
virtual unsigned int getNumImages () const
void setTextureSize (int width, int height) const
void setTextureWidth (int width)
void setTextureHeight (int height)
virtual int getTextureWidth () const
virtual int getTextureHeight () const
virtual int getTextureDepth () const
void setSubloadCallback (SubloadCallback *cb)
SubloadCallback * getSubloadCallback ()
const SubloadCallback * getSubloadCallback () const
void setNumMipmapLevels (unsigned int num) const
unsigned int getNumMipmapLevels () const
void copyTexImage2D (State &state, int x, int y, int width, int height)
void copyTexSubImage2D (State &state, int xoffset, int yoffset, int x, int y, int width, int height)
virtual void apply (State &state) const
Public Member Functions inherited from osg::Texture
 Texture ()
 Texture (const Texture &text, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
virtual osg::Object * cloneType () const =0
virtual osg::Object * clone (const CopyOp &copyop) const =0
virtual bool isSameKindAs (const osg::Object *obj) const
virtual const char * libraryName () const
virtual const char * className () const
virtual Texture * asTexture ()
virtual const Texture * asTexture () const
virtual Type getType () const
virtual bool isTextureAttribute () const
void setWrap (WrapParameter which, WrapMode wrap)
WrapMode getWrap (WrapParameter which) const
void setBorderColor (const Vec4d &color)
const Vec4d & getBorderColor () const
void setBorderWidth (GLint width)
GLint getBorderWidth () const
void setFilter (FilterParameter which, FilterMode filter)
FilterMode getFilter (FilterParameter which) const
void setMaxAnisotropy (float anis)
float getMaxAnisotropy () const
void setMinLOD (float minlod)
float getMinLOD () const
void setMaxLOD (float maxlod)
float getMaxLOD () const
void setLODBias (float lodbias)
float getLODBias () const
void setSwizzle (const Vec4i &swizzle)
const Vec4i & getSwizzle () const
void setUseHardwareMipMapGeneration (bool useHardwareMipMapGeneration)
bool getUseHardwareMipMapGeneration () const
void setUnRefImageDataAfterApply (bool flag)
bool getUnRefImageDataAfterApply () const
void setClientStorageHint (bool flag)
bool getClientStorageHint () const
void setResizeNonPowerOfTwoHint (bool flag)
bool getResizeNonPowerOfTwoHint () const
void setInternalFormatMode (InternalFormatMode mode)
InternalFormatMode getInternalFormatMode () const
void setInternalFormat (GLint internalFormat)
GLint getInternalFormat () const
bool isCompressedInternalFormat () const
void setSourceFormat (GLenum sourceFormat)
GLenum getSourceFormat () const
void setSourceType (GLenum sourceType)
GLenum getSourceType () const
InternalFormatType getInternalFormatType () const
GLenum selectSizedInternalFormat (const osg::Image *image=0) const
TextureObject * getTextureObject (unsigned int contextID) const
void setTextureObject (unsigned int contextID, TextureObject *to)
void dirtyTextureObject ()
bool areAllTextureObjectsLoaded () const
unsigned int & getTextureParameterDirty (unsigned int contextID) const
void dirtyTextureParameters ()
void allocateMipmapLevels ()
void setShadowComparison (bool flag)
bool getShadowComparison () const
void setShadowCompareFunc (ShadowCompareFunc func)
ShadowCompareFunc getShadowCompareFunc () const
void setShadowTextureMode (ShadowTextureMode mode)
ShadowTextureMode getShadowTextureMode () const
void setShadowAmbient (float shadow_ambient)
float getShadowAmbient () const
template<class T>
void setImage (unsigned int face, const ref_ptr< T > &image)
void setReadPBuffer (GraphicsContext *context)
template<class T>
void setReadPBuffer (const ref_ptr< T > &context)
GraphicsContext * getReadPBuffer ()
const GraphicsContext * getReadPBuffer () const
virtual void compileGLObjects (State &state) const
virtual void resizeGLObjectBuffers (unsigned int maxSize)
virtual void releaseGLObjects (State *state=0) const
void applyTexImage2D_load (State &state, GLenum target, const Image *image, GLsizei width, GLsizei height, GLsizei numMipmapLevels) const
void applyTexImage2D_subload (State &state, GLenum target, const Image *image, GLsizei width, GLsizei height, GLint inInternalFormat, GLsizei numMipmapLevels) const
TextureObject * generateAndAssignTextureObject (unsigned int contextID, GLenum target) const
TextureObject * generateAndAssignTextureObject (unsigned int contextID, GLenum target, GLint numMipmapLevels, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLint border) const
Public Member Functions inherited from osg::StateAttribute
 StateAttribute ()
 StateAttribute (const StateAttribute &sa, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
virtual StateAttribute * asStateAttribute ()
virtual const StateAttribute * asStateAttribute () const
virtual unsigned int getMember () const
TypeMemberPair getTypeMemberPair () const
bool operator< (const StateAttribute &rhs) const
bool operator== (const StateAttribute &rhs) const
bool operator!= (const StateAttribute &rhs) const
const ParentList & getParents () const
StateSet * getParent (unsigned int i)
const StateSet * getParent (unsigned int i) const
unsigned int getNumParents () const
void setShaderComponent (ShaderComponent *sc)
ShaderComponent * getShaderComponent ()
const ShaderComponent * getShaderComponent () const
virtual bool getModeUsage (ModeUsage &) const
virtual bool checkValidityOfAssociatedModes (osg::State &) const
void setUpdateCallback (StateAttributeCallback *uc)
StateAttributeCallback * getUpdateCallback ()
const StateAttributeCallback * getUpdateCallback () const
void setEventCallback (StateAttributeCallback *ec)
StateAttributeCallback * getEventCallback ()
const StateAttributeCallback * getEventCallback () const
Public Member Functions inherited from osg::Object
 Object ()
 Object (bool threadSafeRefUnref)
 Object (const Object &, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
std::string getCompoundClassName () const
virtual Node * asNode ()
virtual const Node * asNode () const
virtual NodeVisitor * asNodeVisitor ()
virtual const NodeVisitor * asNodeVisitor () const
virtual StateSet * asStateSet ()
virtual const StateSet * asStateSet () const
virtual Uniform * asUniform ()
virtual const Uniform * asUniform () const
virtual Camera * asCamera ()
virtual const Camera * asCamera () const
virtual Drawable * asDrawable ()
virtual const Drawable * asDrawable () const
virtual Callback * asCallback ()
virtual const Callback * asCallback () const
virtual CallbackObject * asCallbackObject ()
virtual const CallbackObject * asCallbackObject () const
virtual UserDataContainer * asUserDataContainer ()
virtual const UserDataContainer * asUserDataContainer () const
virtual ValueObject * asValueObject ()
virtual const ValueObject * asValueObject () const
virtual Image * asImage ()
virtual const Image * asImage () const
virtual void setThreadSafeRefUnref (bool threadSafe)
virtual void setName (const std::string &name)
void setName (const char *name)
const std::string & getName () const
void setDataVariance (DataVariance dv)
DataVariance getDataVariance () const
virtual void computeDataVariance ()
void setUserDataContainer (osg::UserDataContainer *udc)
template<class T>
void setUserDataContainer (const ref_ptr< T > &udc)
osg::UserDataContainer * getUserDataContainer ()
const osg::UserDataContainer * getUserDataContainer () const
osg::UserDataContainer * getOrCreateUserDataContainer ()
virtual void setUserData (Referenced *obj)
template<class T>
void setUserData (const ref_ptr< T > &ud)
virtual Referenced * getUserData ()
virtual const Referenced * getUserData () const
template<typename T>
bool getUserValue (const std::string &name, T &value) const
template<typename T>
void setUserValue (const std::string &name, const T &value)
template<typename T>
BoolValueObject UCharValueObject UShortValueObject UIntValueObject DoubleValueObject Vec3fValueObject Vec2dValueObject Vec4dValueObject PlaneValueObject MatrixdValueObject BoundingBoxdValueObject BoundingSpheredValueObject bool getUserValue (const std::string &name, T &value) const
Public Member Functions inherited from osg::Referenced
 Referenced ()
 Referenced (bool threadSafeRefUnref)
 Referenced (const Referenced &)
Referenced & operator= (const Referenced &)
bool getThreadSafeRefUnref () const
OpenThreads::Mutex * getRefMutex () const
int ref () const
int unref () const
int unref_nodelete () const
int referenceCount () const
ObserverSet * getObserverSet () const
ObserverSet * getOrCreateObserverSet () const
void addObserver (Observer *observer) const
void removeObserver (Observer *observer) const

Protected Types

typedef buffered_value< unsigned int > ImageModifiedCount
Protected Types inherited from osg::Texture
typedef buffered_value< unsigned int > TexParameterDirtyList
typedef buffered_object< ref_ptr< TextureObject > > TextureObjectBuffer

Protected Member Functions

virtual ~Texture2D ()
virtual void computeInternalFormat () const
void allocateMipmap (State &state) const
bool textureObjectValid (State &state) const
Protected Member Functions inherited from osg::Texture
virtual ~Texture ()
void computeInternalFormatWithImage (const osg::Image &image) const
void computeRequiredTextureDimensions (State &state, const osg::Image &image, GLsizei &width, GLsizei &height, GLsizei &numMipmapLevels) const
void computeInternalFormatType () const
void applyTexParameters (GLenum target, State &state) const
bool isHardwareMipmapGenerationEnabled (const State &state) const
bool isSafeToUnrefImageData (const State &state) const
GenerateMipmapMode mipmapBeforeTexImage (const State &state, bool hardwareMipmapOn) const
void mipmapAfterTexImage (State &state, GenerateMipmapMode beforeResult) const
void generateMipmap (State &state) const
int compareTexture (const Texture &rhs) const
int compareTextureObjects (const Texture &rhs) const
Protected Member Functions inherited from osg::StateAttribute
virtual ~StateAttribute ()
void addParent (osg::StateSet *object)
void removeParent (osg::StateSet *object)
Protected Member Functions inherited from osg::Object
virtual ~Object ()
Protected Member Functions inherited from osg::Referenced
virtual ~Referenced ()
void signalObserversAndDelete (bool signalDelete, bool doDelete) const
void deleteUsingDeleteHandler () const

Protected Attributes

ref_ptr< Image > _image
GLsizei _textureWidth
GLsizei _textureHeight
GLsizei _numMipmapLevels
ref_ptr< SubloadCallback > _subloadCallback
ImageModifiedCount _modifiedCount
Protected Attributes inherited from osg::Texture
TexParameterDirtyList _texParametersDirtyList
TexParameterDirtyList _texMipmapGenerationDirtyList
WrapMode _wrap_s
WrapMode _wrap_t
WrapMode _wrap_r
FilterMode _min_filter
FilterMode _mag_filter
float _maxAnisotropy
float _minlod
float _maxlod
float _lodbias
Vec4i _swizzle
bool _useHardwareMipMapGeneration
bool _unrefImageDataAfterApply
bool _clientStorageHint
bool _resizeNonPowerOfTwoHint
Vec4d _borderColor
GLint _borderWidth
InternalFormatMode _internalFormatMode
InternalFormatType _internalFormatType
GLint _internalFormat
GLenum _sourceFormat
GLenum _sourceType
bool _use_shadow_comparison
ShadowCompareFunc _shadow_compare_func
ShadowTextureMode _shadow_texture_mode
float _shadow_ambient
TextureObjectBuffer _textureObjectBuffer
ref_ptr< GraphicsContext > _readPBuffer
Protected Attributes inherited from osg::StateAttribute
ParentList _parents
ref_ptr< ShaderComponent > _shaderComponent
ref_ptr< StateAttributeCallback > _updateCallback
ref_ptr< StateAttributeCallback > _eventCallback
Protected Attributes inherited from osg::Object
std::string _name
DataVariance _dataVariance
osg::UserDataContainer * _userDataContainer
Protected Attributes inherited from osg::Referenced
OpenThreads::AtomicPtr _observerSet
OpenThreads::Atomic _refCount

Friends

class SubloadCallback

Additional Inherited Members

Public Types inherited from osg::Texture
enum  WrapParameter { WRAP_S , WRAP_T , WRAP_R }
enum  WrapMode {
  CLAMP = GL_CLAMP , CLAMP_TO_EDGE = GL_CLAMP_TO_EDGE , CLAMP_TO_BORDER = GL_CLAMP_TO_BORDER_ARB , REPEAT = GL_REPEAT ,
  MIRROR = GL_MIRRORED_REPEAT_IBM
}
enum  FilterParameter { MIN_FILTER , MAG_FILTER }
enum  FilterMode {
  LINEAR = GL_LINEAR , LINEAR_MIPMAP_LINEAR = GL_LINEAR_MIPMAP_LINEAR , LINEAR_MIPMAP_NEAREST = GL_LINEAR_MIPMAP_NEAREST , NEAREST = GL_NEAREST ,
  NEAREST_MIPMAP_LINEAR = GL_NEAREST_MIPMAP_LINEAR , NEAREST_MIPMAP_NEAREST = GL_NEAREST_MIPMAP_NEAREST
}
enum  InternalFormatMode {
  USE_IMAGE_DATA_FORMAT , USE_USER_DEFINED_FORMAT , USE_ARB_COMPRESSION , USE_S3TC_DXT1_COMPRESSION ,
  USE_S3TC_DXT3_COMPRESSION , USE_S3TC_DXT5_COMPRESSION , USE_PVRTC_2BPP_COMPRESSION , USE_PVRTC_4BPP_COMPRESSION ,
  USE_ETC_COMPRESSION , USE_ETC2_COMPRESSION , USE_RGTC1_COMPRESSION , USE_RGTC2_COMPRESSION ,
  USE_S3TC_DXT1c_COMPRESSION , USE_S3TC_DXT1a_COMPRESSION
}
enum  InternalFormatType { NORMALIZED = 0x0 , FLOAT = 0x1 , SIGNED_INTEGER = 0x2 , UNSIGNED_INTEGER = 0x4 }
enum  ShadowCompareFunc {
  NEVER = GL_NEVER , LESS = GL_LESS , EQUAL = GL_EQUAL , LEQUAL = GL_LEQUAL ,
  GREATER = GL_GREATER , NOTEQUAL = GL_NOTEQUAL , GEQUAL = GL_GEQUAL , ALWAYS = GL_ALWAYS
}
enum  ShadowTextureMode { LUMINANCE = GL_LUMINANCE , INTENSITY = GL_INTENSITY , ALPHA = GL_ALPHA , NONE = GL_NONE }
enum  GenerateMipmapMode { GENERATE_MIPMAP_NONE , GENERATE_MIPMAP , GENERATE_MIPMAP_TEX_PARAMETER }
typedef std::list< ref_ptr< TextureObject > > TextureObjectList
Public Types inherited from osg::StateAttribute
enum  Values {
  OFF = 0x0 , ON = 0x1 , OVERRIDE = 0x2 , PROTECTED = 0x4 ,
  INHERIT = 0x8
}
enum  Type {
  TEXTURE , POLYGONMODE , POLYGONOFFSET , MATERIAL ,
  ALPHAFUNC , ANTIALIAS , COLORTABLE , CULLFACE ,
  FOG , FRONTFACE , LIGHT , POINT ,
  LINEWIDTH , LINESTIPPLE , POLYGONSTIPPLE , SHADEMODEL ,
  TEXENV , TEXENVFILTER , TEXGEN , TEXMAT ,
  LIGHTMODEL , BLENDFUNC , BLENDEQUATION , LOGICOP ,
  STENCIL , COLORMASK , DEPTH , VIEWPORT ,
  SCISSOR , BLENDCOLOR , MULTISAMPLE , CLIPPLANE ,
  COLORMATRIX , VERTEXPROGRAM , FRAGMENTPROGRAM , POINTSPRITE ,
  PROGRAM , CLAMPCOLOR , HINT , SAMPLEMASKI ,
  PRIMITIVERESTARTINDEX , CLIPCONTROL , VALIDATOR , VIEWMATRIXEXTRACTOR ,
  OSGNV_PARAMETER_BLOCK , OSGNVEXT_TEXTURE_SHADER , OSGNVEXT_VERTEX_PROGRAM , OSGNVEXT_REGISTER_COMBINERS ,
  OSGNVCG_PROGRAM , OSGNVSLANG_PROGRAM , OSGNVPARSE_PROGRAM_PARSER , UNIFORMBUFFERBINDING ,
  TRANSFORMFEEDBACKBUFFERBINDING , ATOMICCOUNTERBUFFERBINDING , PATCH_PARAMETER , FRAME_BUFFER_OBJECT ,
  VERTEX_ATTRIB_DIVISOR , SHADERSTORAGEBUFFERBINDING , INDIRECTDRAWBUFFERBINDING , VIEWPORTINDEXED ,
  DEPTHRANGEINDEXED , SCISSORINDEXED , BINDIMAGETEXTURE , SAMPLER ,
  CAPABILITY = 100
}
typedef GLenum GLMode
typedef unsigned int GLModeValue
typedef unsigned int OverrideValue
typedef std::pair< Type, unsigned int > TypeMemberPair
typedef std::vector< StateSet * > ParentList
typedef osg::StateAttributeCallback Callback
Public Types inherited from osg::Object
enum  DataVariance { DYNAMIC , STATIC , UNSPECIFIED }
Static Public Member Functions inherited from osg::Texture
static bool isCompressedInternalFormat (GLint internalFormat)
static void getCompressedSize (GLenum internalFormat, GLint width, GLint height, GLint depth, GLint &blockSize, GLint &size)
static osg::ref_ptr< TextureObject > generateTextureObject (const Texture *texture, unsigned int contextID, GLenum target)
static osg::ref_ptr< TextureObject > generateTextureObject (const Texture *texture, unsigned int contextID, GLenum target, GLint numMipmapLevels, GLenum internalFormat, GLsizei width, GLsizei height, GLsizei depth, GLint border)
Static Public Member Functions inherited from osg::Referenced
static OpenThreads::Mutex * getGlobalReferencedMutex ()
static void setDeleteHandler (DeleteHandler *handler)
static DeleteHandler * getDeleteHandler ()

Detailed Description

Encapsulates OpenGL 2D texture functionality. Doesn't support cube maps, so ignore face parameters.

Member Typedef Documentation

◆ ImageModifiedCount

typedef buffered_value<unsigned int> osg::Texture2D::ImageModifiedCount
protected

Constructor & Destructor Documentation

◆ Texture2D() [1/4]

osg::Texture2D::Texture2D ( )

Referenced by osg::Texture2D::SubloadCallback::generateTextureObject(), osg::Texture2D::SubloadCallback::load(), META_StateAttribute(), osg::Texture2D::SubloadCallback::subload(), Texture2D(), and osg::Texture2D::SubloadCallback::textureObjectValid().

◆ Texture2D() [2/4]

osg::Texture2D::Texture2D ( Image * image)

◆ Texture2D() [3/4]

template<class T>
osg::Texture2D::Texture2D ( const osg::ref_ptr< T > & image)
inline

References _numMipmapLevels, _textureHeight, _textureWidth, osg::ref_ptr< T >::get(), setImage(), and osg::Texture::setUseHardwareMipMapGeneration().

◆ Texture2D() [4/4]

osg::Texture2D::Texture2D ( const Texture2D & text,
const CopyOp & copyop = CopyOp::SHALLOW_COPY )

Copy constructor using CopyOp to manage deep vs shallow copy.

References osg::CopyOp::SHALLOW_COPY, and Texture2D().

◆ ~Texture2D()

virtual osg::Texture2D::~Texture2D ( )
protectedvirtual

Member Function Documentation

◆ allocateMipmap()

void osg::Texture2D::allocateMipmap ( State & state) const
protectedvirtual

Allocate mipmap levels of the texture by subsequent calling of glTexImage* function.

Implements osg::Texture.

◆ apply()

virtual void osg::Texture2D::apply ( State & state) const
virtual

Bind the texture object. If the texture object hasn't already been compiled, create the texture mipmap levels.

Implements osg::Texture.

◆ compare()

virtual int osg::Texture2D::compare ( const StateAttribute & rhs) const
virtual

Return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs.

Implements osg::StateAttribute.

Reimplemented in osgText::GlyphTexture.

◆ computeInternalFormat()

virtual void osg::Texture2D::computeInternalFormat ( ) const
protectedvirtual

Implements osg::Texture.

◆ copyTexImage2D()

void osg::Texture2D::copyTexImage2D ( State & state,
int x,
int y,
int width,
int height )

Copies pixels into a 2D texture image, as per glCopyTexImage2D. Creates an OpenGL texture object from the current OpenGL background framebuffer contents at position x, y with width width and height height. width and height must be a power of two.

◆ copyTexSubImage2D()

void osg::Texture2D::copyTexSubImage2D ( State & state,
int xoffset,
int yoffset,
int x,
int y,
int width,
int height )

Copies a two-dimensional texture subimage, as per glCopyTexSubImage2D. Updates a portion of an existing OpenGL texture object from the current OpenGL background framebuffer contents at position x, y with width width and height height. Loads framebuffer data into the texture using offsets xoffset and yoffset. width and height must be powers of two.

◆ getImage() [1/4]

Image * osg::Texture2D::getImage ( )
inline

Gets the texture image.

References _image.

Referenced by osgUtil::Optimizer::TextureAtlasBuilder::Source::Source().

◆ getImage() [2/4]

const Image * osg::Texture2D::getImage ( ) const
inline

Gets the const texture image.

References _image.

◆ getImage() [3/4]

virtual Image * osg::Texture2D::getImage ( unsigned int )
inlinevirtual

Gets the texture image, ignoring face.

Implements osg::Texture.

References _image.

◆ getImage() [4/4]

virtual const Image * osg::Texture2D::getImage ( unsigned int ) const
inlinevirtual

Gets the const texture image, ignoring face.

Implements osg::Texture.

References _image.

◆ getModifiedCount()

unsigned int & osg::Texture2D::getModifiedCount ( unsigned int contextID) const
inline

References _modifiedCount.

◆ getNumImages()

virtual unsigned int osg::Texture2D::getNumImages ( ) const
inlinevirtual

Gets the number of images that can be assigned to the Texture.

Implements osg::Texture.

◆ getNumMipmapLevels()

unsigned int osg::Texture2D::getNumMipmapLevels ( ) const
inline

Gets the number of mipmap levels created.

References _numMipmapLevels.

◆ getSubloadCallback() [1/2]

SubloadCallback * osg::Texture2D::getSubloadCallback ( )
inline

References _subloadCallback.

◆ getSubloadCallback() [2/2]

const SubloadCallback * osg::Texture2D::getSubloadCallback ( ) const
inline

References _subloadCallback.

◆ getTextureDepth()

virtual int osg::Texture2D::getTextureDepth ( ) const
inlinevirtual

Reimplemented from osg::Texture.

◆ getTextureHeight()

virtual int osg::Texture2D::getTextureHeight ( ) const
inlinevirtual

Reimplemented from osg::Texture.

References _textureHeight.

◆ getTextureTarget()

virtual GLenum osg::Texture2D::getTextureTarget ( ) const
inlinevirtual

Implements osg::Texture.

◆ getTextureWidth()

virtual int osg::Texture2D::getTextureWidth ( ) const
inlinevirtual

Reimplemented from osg::Texture.

References _textureWidth.

◆ isDirty()

virtual bool osg::Texture2D::isDirty ( unsigned int contextID) const
inlinevirtual

return true if the texture image data has been modified and the associated GL texture object needs to be updated.

Reimplemented from osg::Texture.

References _image, and _modifiedCount.

◆ META_StateAttribute()

osg::Texture2D::META_StateAttribute ( osg ,
Texture2D ,
TEXTURE  )

References osg::StateAttribute::TEXTURE, and Texture2D().

◆ setImage() [1/4]

template<class T>
void osg::Texture2D::setImage ( const ref_ptr< T > & image)
inline

References osg::ref_ptr< T >::get(), and setImage().

Referenced by setImage().

◆ setImage() [2/4]

void osg::Texture2D::setImage ( Image * image)

Sets the texture image.

Referenced by Texture2D().

◆ setImage() [3/4]

template<class T>
void osg::Texture2D::setImage ( unsigned int ,
const ref_ptr< T > & image )
inline

References osg::ref_ptr< T >::get(), and setImage().

Referenced by setImage().

◆ setImage() [4/4]

virtual void osg::Texture2D::setImage ( unsigned int ,
Image * image )
inlinevirtual

Sets the texture image, ignoring face.

Implements osg::Texture.

References setImage().

Referenced by setImage().

◆ setNumMipmapLevels()

void osg::Texture2D::setNumMipmapLevels ( unsigned int num) const
inline

Helper function. Sets the number of mipmap levels created for this texture. Should only be called within an osg::Texture::apply(), or during a custom OpenGL texture load.

References _numMipmapLevels.

◆ setSubloadCallback()

void osg::Texture2D::setSubloadCallback ( SubloadCallback * cb)
inline

References _subloadCallback.

◆ setTextureHeight()

void osg::Texture2D::setTextureHeight ( int height)
inline

References _textureHeight.

◆ setTextureSize()

void osg::Texture2D::setTextureSize ( int width,
int height ) const
inline

Sets the texture width and height. If width or height are zero, calculate the respective value from the source image size.

References _textureHeight, and _textureWidth.

◆ setTextureWidth()

void osg::Texture2D::setTextureWidth ( int width)
inline

References _textureWidth.

◆ textureObjectValid()

bool osg::Texture2D::textureObjectValid ( State & state) const
protected

Return true of the TextureObject assigned to the context associate with osg::State object is valid.

Referenced by osg::Texture2D::SubloadCallback::textureObjectValid().

◆ SubloadCallback

friend class SubloadCallback
friend

Member Data Documentation

◆ _image

ref_ptr<Image> osg::Texture2D::_image
protected

Referenced by getImage(), getImage(), getImage(), getImage(), and isDirty().

◆ _modifiedCount

ImageModifiedCount osg::Texture2D::_modifiedCount
mutableprotected

Referenced by getModifiedCount(), and isDirty().

◆ _numMipmapLevels

GLsizei osg::Texture2D::_numMipmapLevels
mutableprotected

Number of mipmap levels created.

Referenced by getNumMipmapLevels(), setNumMipmapLevels(), and Texture2D().

◆ _subloadCallback

ref_ptr<SubloadCallback> osg::Texture2D::_subloadCallback
protected

Referenced by getSubloadCallback(), getSubloadCallback(), and setSubloadCallback().

◆ _textureHeight

GLsizei osg::Texture2D::_textureHeight
protected

Referenced by getTextureHeight(), setTextureHeight(), setTextureSize(), and Texture2D().

◆ _textureWidth

GLsizei osg::Texture2D::_textureWidth
mutableprotected

Subloaded images can have different texture and image sizes.

Referenced by getTextureWidth(), setTextureSize(), setTextureWidth(), and Texture2D().

The documentation for this class was generated from the following file:
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