source: GTP/trunk/Lib/Illum/IllumModule/OgreIllumModule/include/RenderTechniques/OgreIllumVolumeRenderTechnique.h @ 1425

#pragma once

//disable inheritance warning caused by multiple inheritance
#if _WIN32
#if _MSC_VER
#pragma warning(disable: 4250)
#endif
#endif

#include "OgreRenderTechnique.h"
#include "IllumVolumeRenderTechnique.h"

/**
        @brief CausticCasterRenderTechnique used in an OGRE environment.
*/
class OgreIllumVolumeRenderTechnique : public OgreRenderTechnique,
                                                                                        public IllumVolumeRenderTechnique
{
public:

        OgreIllumVolumeRenderTechnique(unsigned long startFrame,
                                                        unsigned long illumVolumeUpdateInterval,
                                                        unsigned int illumTextureResolution,
                                                        unsigned int textureDepth,
                                                        unsigned char illumTexID,
                                                        bool useDistCalc,
                                                        String materialName,
                                                        String lightMatrixGPUParamName,
                                                        bool useHierarchicalImpostor,
                                                        unsigned char impostorTexID,
                                                        Pass* pass,
                                                        OgreRenderable* parentRenderable,
                                                        OgreTechniqueGroup* parentTechniqueGroup
                                                        );
        /**
                @brief Destructor.
        */
        ~OgreIllumVolumeRenderTechnique();
        
protected:
        
        String materialName;
        unsigned char illumTexID;
        String lightMatrixGPUParamName;
        unsigned char impostorTexID;
        
        //inherited
        RenderingRun* createLightVolumeRenderingRun();
        void lightVolumeChanged(RenderingRun* run);
        void lightVolumeUpdated(RenderingRun* run);
        void hierarchicalImpostorUpdated(RenderingRun* run);
};

class OgreIllumVolumeRenderTechniqueFactory : public RenderTechniqueFactory
{
public:
        
        OgreIllumVolumeRenderTechniqueFactory();

        OgreRenderTechnique* createInstance(IllumTechniqueParams* params,
                                                                                Pass* pass,
                                                                                OgreRenderable* parentRenderable,
                                                                                OgreTechniqueGroup* parentTechniqueGroup);


        String materialName;
        unsigned char illumTexID;
        unsigned long startFrame;       
        unsigned long illumVolumeUpdateInterval;
        unsigned int illumTextureResolution;
        unsigned int textureDepth;      
        bool useDistCalc;
        String lightMatrixGPUParamName;
        unsigned char impostorTexID;
        bool useHierarchicalImpostor;   
};