csplugincommon/rendermanager/hdrhelper.h Source File (Crystal Space 2.0 Public API Reference)

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csplugincommon/rendermanager/hdrhelper.h
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    00001 /*
    00002     Copyright (C) 2008 by Frank Richter
    00003
    00004     This library is free software; you can redistribute it and/or
    00005     modify it under the terms of the GNU Library General Public
    00006     License as published by the Free Software Foundation; either
    00007     version 2 of the License, or (at your option) any later version.
    00008
    00009     This library is distributed in the hope that it will be useful,
    00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00012     Library General Public License for more details.
    00013
    00014     You should have received a copy of the GNU Library General Public
    00015     License along with this library; if not, write to the Free
    00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    00017 */
    00018
    00019 #ifndef __CS_CSPLUGINCOMMON_RENDERMANAGER_HDRHELPER_H__
    00020 #define __CS_CSPLUGINCOMMON_RENDERMANAGER_HDRHELPER_H__
    00021
    00026 #include "iutil/objreg.h"
    00027 #include "imap/loader.h"
    00028
    00029 #include "csplugincommon/rendermanager/posteffects.h"
    00030
    00031 struct iConfigFile;
    00032
    00033 namespace CS
    00034 {
    00035   namespace RenderManager
    00036   {
    00048     class CS_CRYSTALSPACE_EXPORT HDRHelper
    00049     {
    00050     public:
    00052       enum Quality
    00053       {
    00059         qualInt8,
    00064         qualInt10,
    00069         qualInt16,
    00075         qualFloat16,
    00081         qualFloat32
    00082       };
    00083
    00097       bool Setup (iObjectRegistry* objectReg,
    00098         Quality quality, int colorRange);
    00099
    00101       PostEffectManager& GetHDRPostEffects() { return postEffects; }
    00102
    00104       void SetMappingShader (iShader* shader);
    00106       iShader* GetMappingShader ();
    00108       iShaderVariableContext* GetMappingShaderVarContext();
    00109
    00114       PostEffectManager::Layer* GetMeasureLayer() const
    00115       { return measureLayer; }
    00116
    00117       bool IsRangeLimited() const
    00118       { return (quality == qualInt8) || (quality == qualInt10)
    00119           || (quality == qualInt16); }
    00120     private:
    00121       Quality quality;
    00122       PostEffectManager postEffects;
    00123       PostEffectManager::Layer* measureLayer;
    00124       PostEffectManager::Layer* mappingLayer;
    00125     };
    00126
    00128     class CS_CRYSTALSPACE_EXPORT HDRSettings
    00129     {
    00130       iConfigFile* config;
    00131       csString prefix;
    00132     public:
    00137       HDRSettings (iConfigFile* config, const char* prefix);
    00138
    00140       bool IsEnabled();
    00142       HDRHelper::Quality GetQuality();
    00144       int GetColorRange();
    00145
    00147       const char* GetExposureMethod() const;
    00148     };
    00149
    00150   } // namespace RenderManager
    00151 } // namespace CS
    00152
    00153 #endif // __CS_CSPLUGINCOMMON_RENDERMANAGER_HDRHELPER_H__