[1055] | 1 | #include "OgreCubeMapRenderTechnique.h"
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| 2 | #include "OgreTechniqueGroup.h"
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| 3 | #include "OgreHierarchicalParticleSystemTechnique.h"
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| 4 | #include "OgreChildPSystemRenderingRun.h"
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| 5 |
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| 6 | OgreHierarchicalParticleSystemTechnique::OgreHierarchicalParticleSystemTechnique(
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| 7 | unsigned long startFrame,
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| 8 | unsigned long impostorUpdateInterval,
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| 9 | unsigned int impostorResolution,
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| 10 | unsigned char impostorTexID,
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| 11 | bool useDistCalc,
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| 12 | bool perspectiveRendering,
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| 13 | String childPSysScriptName,
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| 14 | bool useOwnMaterial,
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| 15 | String impostorMaterialName,
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| 16 | Pass* pass,
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| 17 | OgreRenderable* parentRenderable,
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| 18 | OgreTechniqueGroup* parentTechniqueGroup)
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| 19 | :OgreRenderTechnique( pass, parentRenderable, parentTechniqueGroup),
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| 20 | HierarchicalParticleSystemTechnique(startFrame, impostorUpdateInterval, impostorResolution, useDistCalc, perspectiveRendering, parentRenderable, parentTechniqueGroup),
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| 21 | RenderTechnique(parentRenderable, parentTechniqueGroup)
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| 22 | {
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| 23 | this->impostorTexID = impostorTexID;
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| 24 | this->childPSysScriptName = childPSysScriptName;
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| 25 | this->impostorMaterialName = impostorMaterialName;
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[1062] | 26 | this->useOwnMaterial = useOwnMaterial;
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[1055] | 27 |
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| 28 | //create the Particle system
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[1062] | 29 | childPSysName = parentOgreRenderable->getName() + "_small_PSYS";
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| 30 | ParticleSystem* psys = Root::getSingleton()._getCurrentSceneManager()->createParticleSystem(childPSysName, childPSysScriptName);
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[1055] | 31 | SceneNode* node = Root::getSingleton()._getCurrentSceneManager()->getRootSceneNode()->createChildSceneNode();
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| 32 | node->attachObject(psys);
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| 33 | psys->setVisible(false);
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[1062] | 34 |
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| 35 | if(sharedRuns->getRun(ILLUMRUN_HPP_IMPOSTOR) == 0)
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| 36 | sharedRuns->addRun(ILLUMRUN_HPP_IMPOSTOR, createChildPSysRenderingRun());
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| 37 |
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| 38 | impostorChanged(sharedRuns->getRun(ILLUMRUN_HPP_IMPOSTOR));
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[1055] | 39 | }
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| 40 |
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| 41 |
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| 42 | OgreHierarchicalParticleSystemTechnique::~OgreHierarchicalParticleSystemTechnique()
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| 43 | {
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| 44 |
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| 45 | }
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| 46 |
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[1062] | 47 | void OgreHierarchicalParticleSystemTechnique::impostorChanged(RenderingRun* run)
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| 48 | {
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| 49 | OgreChildPSystemRenderingRun* r = (OgreChildPSystemRenderingRun*) run->asOgreRenderingRun();
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| 50 | pass->getTextureUnitState(impostorTexID)->setTextureName(r->getImpostorTextureName());
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| 51 | }
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| 52 |
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[1055] | 53 | RenderingRun* OgreHierarchicalParticleSystemTechnique::createChildPSysRenderingRun()
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| 54 | {
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| 55 | return new OgreChildPSystemRenderingRun( (OgreSharedRuns*) parentTechniqueGroup->getSharedRuns(),
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| 56 | parentOgreRenderable->getName() + "_HPP_IMPOSTOR",
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| 57 | startFrame,
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| 58 | impostorUpdateInterval,
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| 59 | impostorResolution,
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| 60 | perspectiveRendering,
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| 61 | childPSysName,
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| 62 | childPSysScriptName,
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| 63 | useOwnMaterial,
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| 64 | impostorMaterialName);
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| 65 | }
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| 66 |
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| 67 | ///Technique Parsers
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| 68 | namespace HPSParsers
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| 69 | {
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| 70 | void parseStartFrame(String& params, RenderTechniqueFactory* factory)
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| 71 | {
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| 72 | OgreHierarchicalParticleSystemTechniqueFactory* f = (OgreHierarchicalParticleSystemTechniqueFactory*) factory;
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| 73 | f->startFrame = StringConverter::parseUnsignedLong(params);
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| 74 | }
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| 75 | void parseImpostorUpdateInterval(String& params, RenderTechniqueFactory* factory)
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| 76 | {
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| 77 | OgreHierarchicalParticleSystemTechniqueFactory* f = (OgreHierarchicalParticleSystemTechniqueFactory*) factory;
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| 78 | f->impostorUpdateInterval = StringConverter::parseUnsignedLong(params);
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| 79 | }
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| 80 |
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| 81 | void parseImpostorResolution(String& params, RenderTechniqueFactory* factory)
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| 82 | {
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| 83 | OgreHierarchicalParticleSystemTechniqueFactory* f = (OgreHierarchicalParticleSystemTechniqueFactory*) factory;
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| 84 | f->impostorResolution = StringConverter::parseUnsignedInt(params);
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| 85 | }
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| 86 |
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| 87 | void parseImpostorTexID(String& params, RenderTechniqueFactory* factory)
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| 88 | {
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| 89 | OgreHierarchicalParticleSystemTechniqueFactory* f = (OgreHierarchicalParticleSystemTechniqueFactory*) factory;
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| 90 | f->impostorTexID = StringConverter::parseUnsignedInt(params);
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| 91 | }
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| 92 |
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| 93 | void parseUseDistCalc(String& params, RenderTechniqueFactory* factory)
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| 94 | {
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| 95 | /* OgreHierarchicalParticleSystemTechniqueFactory* f = (OgreHierarchicalParticleSystemTechniqueFactory*) factory;
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| 96 | // format: on/off tolerance(float)
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| 97 | StringVector vecparams = StringUtil::split(params, " \t");
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| 98 |
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| 99 | if(StringConverter::parseBool(vecparams[0]))//on
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| 100 | {
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| 101 | f->useDistCalc = true;
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| 102 |
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| 103 | if(vecparams.size()>1)
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| 104 | {
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| 105 | f->distTolerance = StringConverter::parseReal(vecparams[1]);
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| 106 | }
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| 107 | }
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| 108 | else
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| 109 | {
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| 110 | f->useDistCalc = false;
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| 111 | }*/
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| 112 | ///TODO
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| 113 | }
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| 114 |
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| 115 | void parsePerspectiveRendering(String& params, RenderTechniqueFactory* factory)
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| 116 | {
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| 117 | OgreHierarchicalParticleSystemTechniqueFactory* f = (OgreHierarchicalParticleSystemTechniqueFactory*) factory;
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| 118 | f->perspectiveRendering = StringConverter::parseBool(params);
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| 119 | }
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| 120 | void parseMaterialName(String& params, RenderTechniqueFactory* factory)
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| 121 | {
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| 122 | OgreHierarchicalParticleSystemTechniqueFactory* f = (OgreHierarchicalParticleSystemTechniqueFactory*) factory;
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| 123 | f->impostorMaterialName = params;
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| 124 | f->useOwnMaterial = false;
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| 125 | }
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| 126 | void parseScriptName(String& params, RenderTechniqueFactory* factory)
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| 127 | {
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| 128 | OgreHierarchicalParticleSystemTechniqueFactory* f = (OgreHierarchicalParticleSystemTechniqueFactory*) factory;
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| 129 | f->childPSysScriptName = params;
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| 130 | }
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| 131 |
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| 132 |
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| 133 | }
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| 134 | ///Technique factory
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| 135 | OgreHierarchicalParticleSystemTechniqueFactory::OgreHierarchicalParticleSystemTechniqueFactory()
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| 136 | {
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| 137 | typeName = "HPS";
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| 138 |
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| 139 | using namespace HPSParsers;
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| 140 |
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| 141 | //register parsers
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| 142 | this->attributeParsers.insert(AttribParserList::value_type("start_frame", (ILLUM_ATTRIBUTE_PARSER) parseStartFrame));
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| 143 | this->attributeParsers.insert(AttribParserList::value_type("update_interval", (ILLUM_ATTRIBUTE_PARSER) parseImpostorUpdateInterval));
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| 144 | this->attributeParsers.insert(AttribParserList::value_type("resolution", (ILLUM_ATTRIBUTE_PARSER) parseImpostorResolution));
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| 145 | this->attributeParsers.insert(AttribParserList::value_type("texture_unit_id", (ILLUM_ATTRIBUTE_PARSER) parseImpostorTexID));
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| 146 | this->attributeParsers.insert(AttribParserList::value_type("distance_calc", (ILLUM_ATTRIBUTE_PARSER) parseUseDistCalc));
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| 147 | this->attributeParsers.insert(AttribParserList::value_type("perspective", (ILLUM_ATTRIBUTE_PARSER) parsePerspectiveRendering));
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| 148 | this->attributeParsers.insert(AttribParserList::value_type("particle_script", (ILLUM_ATTRIBUTE_PARSER) parseScriptName));
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| 149 | this->attributeParsers.insert(AttribParserList::value_type("material", (ILLUM_ATTRIBUTE_PARSER) parseMaterialName));
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| 150 |
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| 151 | }
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| 152 |
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| 153 | OgreRenderTechnique* OgreHierarchicalParticleSystemTechniqueFactory::createInstance(
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| 154 | IllumTechniqueParams* params,
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| 155 | Pass* pass,
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| 156 | OgreRenderable* parentRenderable,
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| 157 | OgreTechniqueGroup* parentTechniqueGroup)
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| 158 | {
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| 159 | impostorUpdateInterval = 1;
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| 160 | impostorResolution = 256;
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| 161 | startFrame = 1;
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| 162 | useDistCalc = false;
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| 163 | impostorTexID = 0;
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| 164 | perspectiveRendering = true;
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| 165 | impostorMaterialName = "";
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| 166 | childPSysScriptName = "";
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| 167 | bool useOwnMaterial = true;
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| 168 |
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| 169 | parseParams(params);
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| 170 |
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| 171 | OgreHierarchicalParticleSystemTechnique* result = new OgreHierarchicalParticleSystemTechnique(
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| 172 | startFrame,
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| 173 | impostorUpdateInterval,
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| 174 | impostorResolution,
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| 175 | impostorTexID,
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| 176 | useDistCalc,
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| 177 | perspectiveRendering,
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| 178 | childPSysScriptName,
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| 179 | useOwnMaterial,
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| 180 | impostorMaterialName,
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| 181 | pass,
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| 182 | parentRenderable,
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| 183 | parentTechniqueGroup);
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| 184 |
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| 185 | return result;
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| 186 | }
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| 187 |
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[1062] | 188 |
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