[3255] | 1 | #pragma once
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| 2 |
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| 3 | //disable inheritance warning caused by multiple inheritance
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| 4 | #if _WIN32
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| 5 | #if _MSC_VER
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| 6 | #pragma warning(disable: 4250)
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| 7 | #endif
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| 8 | #endif
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| 9 |
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| 10 | #include "OgreRenderTechnique.h"
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| 11 | #include "HierarchicalParticleSystemTechnique.h"
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| 12 |
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| 13 | /**
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| 14 | @brief HierarchicalParticleSystemTechnique used in an OGRE environment.
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| 15 | */
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| 16 | class __declspec( dllexport ) OgreHierarchicalParticleSystemTechnique : public OgreRenderTechnique,
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| 17 | public HierarchicalParticleSystemTechnique
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| 18 | {
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| 19 | public:
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| 20 | /**
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| 21 | @brief Constructor.
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| 22 |
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| 23 | @param startFrame adds an offset to the current frame number to help evenly distribute updates between frames
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| 24 | @param impostorUpdateInterval update frequency of the impostor texture (image of the smaller system)
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| 25 | @param impostorResolution resolution of the impostor texture
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| 26 | @param impostorTexID the id of the texture unit state the impostor image should be bound to
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| 27 | @param useDistCalc flag to skip impostor update if object is far away (//not used)
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| 28 | @param perspectiveRendering sets if the impostor should be rendered with a perspective projection or orthogonal
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| 29 | @param childPSysScriptName name of the small particle system script
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| 30 | @param useOwnMaterial use the material for the smaller system that was defined in the particle script
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| 31 | @param impostorMaterialName use this specific material for the small particle system
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| 32 | @param useVParam bound particle radius to a gpu vertex program parameter
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| 33 | @param VParamRadius name of the gpu vertex program parameter the particle radius should be bound to
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| 34 | @param useFParam bound particle radius to a gpu fragment program parameter
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| 35 | @param FParamRadius name of the gpu fragment program parameter the particle radius should be bound to
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| 36 | @param pass the pass to operate on
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| 37 | @param parentRenderable the object to operate on
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| 38 | @param parentTechniqueGroup the TechniqueGroup this RenderedTechnique is attached to
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| 39 | */
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| 40 | OgreHierarchicalParticleSystemTechnique(unsigned long startFrame,
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| 41 | unsigned long impostorUpdateInterval,
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| 42 | unsigned int impostorResolution,
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| 43 | unsigned char impostorTexID,
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| 44 | bool useDistCalc,
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| 45 | bool perspectiveRendering,
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| 46 | String childPSysScriptName,
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| 47 | bool useOwnMaterial,
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| 48 | String impostorMaterialName,
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| 49 | bool useVParam,
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| 50 | String VParamRadius,
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| 51 | bool useFParam,
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| 52 | String FParamRadius,
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| 53 | Pass* pass,
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| 54 | OgreRenderable* parentRenderable,
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| 55 | OgreTechniqueGroup* parentTechniqueGroup
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| 56 | );
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| 57 | /**
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| 58 | @brief Destructor.
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| 59 | */
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| 60 | virtual ~OgreHierarchicalParticleSystemTechnique();
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| 61 |
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| 62 |
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| 63 | protected:
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| 64 | /**
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| 65 | @brief use this specific material for the small particle system
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| 66 | */
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| 67 | String impostorMaterialName;
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| 68 | /**
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| 69 | @brief name of the small particle system script
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| 70 | */
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| 71 | String childPSysScriptName;
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| 72 | /**
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| 73 | @brief name of the created child particle system
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| 74 | */
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| 75 | String childPSysName;
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| 76 | /**
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| 77 | @brief the id of the texture unit state the impostor image should be bound to
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| 78 | */
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| 79 | unsigned char impostorTexID;
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| 80 | /**
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| 81 | @brief use the material for the smaller system that was defined in the particle script
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| 82 | */
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| 83 | bool useOwnMaterial;
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| 84 | /**
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| 85 | @brief name of the gpu vertex program parameter the particle radius should be bound to
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| 86 | */
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| 87 | String VParamRadius;
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| 88 | /**
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| 89 | @brief name of the gpu fragment program parameter the particle radius should be bound to
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| 90 | */
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| 91 | String FParamRadius;
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| 92 | /**
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| 93 | @brief bound particle radius to a gpu vertex program parameter
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| 94 | */
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| 95 | bool useVParam;
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| 96 | /**
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| 97 | @brief bound particle radius to a gpu fragment program parameter
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| 98 | */
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| 99 | bool useFParam;
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| 100 |
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| 101 | //inherited
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| 102 | RenderingRun* createChildPSysRenderingRun();
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| 103 | //inherited
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| 104 | RenderingRun* createLightVolumeRenderingRun();
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| 105 | //inherited
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| 106 | virtual void impostorChanged(RenderingRun* run);
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| 107 | //inherited
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| 108 | virtual void impostorUpdated(RenderingRun* run);
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| 109 | };
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| 110 |
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| 111 | /**
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| 112 | @brief RenderTechniqueFactory to create OgreHierarchicalParticleSystemTechnique instances.
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| 113 | */
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| 114 | class __declspec( dllexport ) OgreHierarchicalParticleSystemTechniqueFactory : public RenderTechniqueFactory
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| 115 | {
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| 116 | public:
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| 117 |
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| 118 | OgreHierarchicalParticleSystemTechniqueFactory();
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| 119 |
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| 120 | OgreRenderTechnique* createInstance(IllumTechniqueParams* params,
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| 121 | Pass* pass,
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| 122 | OgreRenderable* parentRenderable,
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| 123 | OgreTechniqueGroup* parentTechniqueGroup);
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| 124 |
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| 125 | virtual bool needMaterialCopy(IllumTechniqueParams* params){return true;}
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| 126 |
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| 127 | unsigned long impostorUpdateInterval;
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| 128 | unsigned int impostorResolution;
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| 129 | unsigned long startFrame;
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| 130 | bool useDistCalc;
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| 131 | unsigned char impostorTexID;
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| 132 | bool perspectiveRendering;
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| 133 | String impostorMaterialName;
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| 134 | String childPSysScriptName;
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| 135 | bool useOwnMaterial;
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| 136 | String VParamRadius;
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| 137 | String FParamRadius;
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| 138 | bool useVParam;
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| 139 | bool useFParam;
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| 140 |
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| 141 | };
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