source: GTP/trunk/Lib/Illum/IllumModule/OgreIllumModule/include/RenderingRuns/OgreChildPSystemRenderingRun.h @ 2320

#pragma once

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

#include "OgreRenderingRun.h"
#include "ChildPSystemRenderingRun.h"
#include "OgreSharedRuns.h"


/**
        @brief ChildPsystemRenderingRun used in an OGRE environment.
*/
class OgreChildPSystemRenderingRun : public OgreRenderingRun,
                                                                        public ChildPsystemRenderingRun
{       
public:

        /**
                @brief Constructor.

                @param sharedRuns                       a pointer to the OgreSharedRuns this run belongs to
                @param name                                     the name of the texture to be created
                @param startFrame                       adds an offset to the current frame number to help evenly distribute updates between frames
                @param updateInterval           update frequency
                @param resolution                       resolution of the impostor texture
                @param perspectiveRendering     sets if the impostor should be rendered with a perspective projection or orthogonal
                @param childPSysScriptName      the name of the particle system script
                @param useOwnMaterial           use the material that was defined in the particle script
                @param materialName                     use this specific material while rendering the impostor
                
*/      
        OgreChildPSystemRenderingRun(OgreSharedRuns* sharedRuns,
                                                                String name,
                                                                unsigned long startFrame,
                                                                unsigned long updateInterval,
                                                                unsigned int resolution,
                                                                bool perspectiveRendering,
                                                                String childParticleSystemName,
                                                                String particleScriptName,
                                                                bool useOwnMaterial,
                                                                String materialName
                                                                );

        virtual ~OgreChildPSystemRenderingRun(){}

        /**
                @brief returns the name of the resulting photon hit map
        */
        String getImpostorTextureName(){return name;}
        //inherited
        bool canJoin(RenderingRun* run)
        {
                
                return false;
        }
        void setNode(SceneNode* n){psysNode = n;}
        /**
                @brief Returns the radius of the small particle system.
        */
        Real getSmallSysRadius(){return sysRad;}

        void freeAllResources();

protected:      
        SceneNode* psysNode;
        /**
                @brief Sets if the impostor should be rendered with a perspective projection or orthogonal.
        */
        bool perspectiveRendering;
        /**
                @brief Use the material that was defined in the particle script.
        */
        bool useOwnMaterial;
        /**
                @brief Use this specific material while rendering the impostor.
        */
        String materialName;
        /**
                @brief The name of the small particle system.
        */
        String childParticleSystemName;
        /**
                @brief The name of the small particle system script.
        */
        String particleScriptName;
        /**
                @brief Radius of the small particle system.
        */
        Real sysRad;
        /**
                @brief Camera used while rendering the impostor image.
        */
        Camera* impostorCamera;
        /**
                @brief A pointer to the OgreSharedRuns this run belongs to.
        */
        OgreSharedRuns* sharedRuns;
        /**
                @brief The name of the imostor texture that was created by this run.
        */
        String name;
        /**
                @brief A pointer to the impostor texture that was created by this run.
        */
        Texture* impostorTexture;
        

        //inherited
        void updateFrame(unsigned long frameNum);       
        //inherited
        inline void createImpostorTexture();

};