source: GTP/trunk/Lib/Illum/IllumModule/OgreIllumModule/include/RenderingRuns/OgreDepthShadowMapRenderingRun.h @ 1055

#pragma once

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

#include "OgreRenderingRun.h"
#include "DepthShadowMapRenderingRun.h"
#include "OgreSharedRuns.h"


/**
        @brief ColorCubeMapRenderingRun used in an OGRE environment.
*/
class OgreDepthShadowMapRenderingRun : public OgreRenderingRun,
                                                                        public DepthShadowMapRenderingRun
{       
public:

        /**
                @brief Constructor.

                @param sharedRuns                       a pointer to the OgreSharedRuns this run belongs to
                @param name                                     the name of the depth map texture to be created
                @param light                            the light source this depth shadow map belongs to
                @param resolutionX                      the resolution width of the depth shadow map
                @param resolutionY                      the resolution height of the depth shadow map
                @param materialName                     the name of the material to be used when rendering the depth shadow map
        */      
        OgreDepthShadowMapRenderingRun(OgreSharedRuns* sharedRuns,
                                                                                String name,
                                                                                Light* light,
                                                                                unsigned int resolutionX,
                                                                                unsigned int resolutionY,
                                                                                String materialName);

        /**
                @brief returns the depth shadow map texture created by this run
        */
        String getDepthMapTextureName(int i){return names[i];}
        /**
                @brief Refreshes light camera matrices, called in each update.
        */
        void refreshLight();
        /**
                @brief retuns the view matrix of the camera from which the depth shadow map was created
        */
        Matrix4 getLightViewMatrix(int i);
        /**
                @brief retuns the concatenation of the view and projection matrices of the camera from which the depth shadow map was created
        */
        Matrix4 getLightViewProjMatrix(int i);

protected:      
        /**
                @brief the light source this depth shadow map belongs to
        */
        Light* light;
        /**
                @brief pointer to the camera of the lightsource
        */
        Camera* depthMapCameras[2];
        /**
                @brief the name of the material to be used when rendering the depth shadow map
        */
        String materialName;
        /**
                @brief a pointer to the OgreSharedRuns this run belongs to
        */
        OgreSharedRuns* sharedRuns;
        /**
                @brief the name of the depth shadow map texture that was created by this run
        */
        String names[2];
        /**
                @brief a pointer to the depth shadow texture that was created by this run
        */
        Texture* depthMapTextures[2];
        
        //inherited
        void updateFrame(unsigned long frameNum);       
        //inherited
        inline void createDepthMap();
        //inherited
        void updateDepthCubeFace(int facenum);
        //inherited
        void updateDepthMap();

};