[790] | 1 | #include "OgreIlluminationManager.h"
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| 2 | #include "OgreParticleSystemRenderer.h"
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| 3 | #include "OgreBillboardParticleRenderer.h"
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| 4 |
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| 5 |
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| 6 | OgreIlluminationManager* OgreIlluminationManager::instance = NULL;
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| 7 |
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| 8 | Vector3 sortfrom;
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| 9 | RenderingRunType sortType;
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| 10 |
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| 11 | class sortFromVector
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| 12 | {
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| 13 | public:
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| 14 | bool operator()(OgreSharedRuns* a, OgreSharedRuns* b)
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| 15 | {
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| 16 | float dist1 = (a->getRootPosition() - sortfrom).length();
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| 17 | float dist2 = (b->getRootPosition() - sortfrom).length();
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| 18 |
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| 19 | return dist1 > dist2;
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| 20 | }
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| 21 | };
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| 22 |
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| 23 | class sortFromVectorWithRunType
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| 24 | {
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| 25 | public:
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| 26 | bool operator()(OgreSharedRuns* a, OgreSharedRuns* b)
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| 27 | {
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| 28 | float dist1 = (a->getRootPosition(sortType) - sortfrom).length();
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| 29 | float dist2 = (b->getRootPosition(sortType) - sortfrom).length();
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| 30 |
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| 31 | return dist1 > dist2;
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| 32 | }
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| 33 | };
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| 34 |
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| 35 |
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| 36 | class VisibleFinderVisitor : public QueuedRenderableVisitor
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| 37 | {
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| 38 | private:
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| 39 | std::vector<const Renderable*>* visibleObjects;
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| 40 | public:
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| 41 |
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| 42 | VisibleFinderVisitor(std::vector<const Renderable*>* visibleObjectsVector)
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| 43 | {
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| 44 | this->visibleObjects = visibleObjectsVector;
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| 45 | }
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| 46 |
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| 47 | void visit(const Renderable* r)
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| 48 | {
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| 49 | OgreTechniqueGroup* tg = (OgreTechniqueGroup*) r->getRenderTechniqueGroup();
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| 50 |
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| 51 | if(tg != 0)
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| 52 | {
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| 53 | tg->validateSharedRuns();
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| 54 | visibleObjects->push_back(r);
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| 55 | }
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| 56 | }
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| 57 | bool visit(const Pass* p)
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| 58 | {
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| 59 | return true;
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| 60 | }
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| 61 | void visit(const RenderablePass* rp)
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| 62 | {
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| 63 | Renderable* r = rp->renderable;
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| 64 |
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| 65 | OgreTechniqueGroup* tg = (OgreTechniqueGroup*) r->getRenderTechniqueGroup();
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| 66 |
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| 67 | if(tg != 0)
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| 68 | {
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| 69 | tg->validateSharedRuns();
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| 70 | visibleObjects->push_back(r);
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| 71 | }
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| 72 | }
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| 73 |
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| 74 | };
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| 75 |
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| 76 | OgreIlluminationManager::OgreIlluminationManager()
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| 77 | {
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| 78 | visitor = new VisibleFinderVisitor(&visibleObjects);
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| 79 | maxRad = 400;
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| 80 | }
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| 81 |
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| 82 | OgreIlluminationManager::~OgreIlluminationManager()
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| 83 | {
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| 84 |
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| 85 | }
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| 86 |
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| 87 | OgreIlluminationManager& OgreIlluminationManager::getSingleton()
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| 88 | {
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| 89 | if(instance == NULL)
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| 90 | instance= new OgreIlluminationManager();
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| 91 |
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| 92 | return *instance;
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| 93 | }
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| 94 |
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| 95 | void OgreIlluminationManager::fillVisibleList( RenderQueue * rq )
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| 96 | {
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| 97 | visibleObjects.clear();
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| 98 |
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| 99 | RenderQueue::QueueGroupIterator queueIt = rq->_getQueueGroupIterator();
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| 100 |
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| 101 | while (queueIt.hasMoreElements())
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| 102 | {
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| 103 | RenderQueueGroup* pGroup = queueIt.getNext();
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| 104 |
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| 105 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
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| 106 |
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| 107 | while (groupIt.hasMoreElements())
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| 108 | {
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| 109 | RenderPriorityGroup* pPriorityGrp = groupIt.getNext();
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| 110 | const QueuedRenderableCollection& solids = pPriorityGrp->getSolidsBasic();
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| 111 | const QueuedRenderableCollection& transparents = pPriorityGrp->getTransparents();
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| 112 |
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| 113 | solids.acceptVisitor(visitor, QueuedRenderableCollection::OM_PASS_GROUP);
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| 114 | transparents.acceptVisitor(visitor, QueuedRenderableCollection::OM_SORT_ASCENDING);
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| 115 | }
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| 116 | }
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| 117 |
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| 118 | rq->clear();
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| 119 | }
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| 120 |
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| 121 | void OgreIlluminationManager::update(unsigned long frameNumber, RenderTarget* rt)
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| 122 | {
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| 123 |
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| 124 | RenderSystem* renderSystem = Root::getSingleton().getRenderSystem();
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| 125 | SceneManager* sceneManager = Root::getSingleton()._getCurrentSceneManager();
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| 126 |
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| 127 | for(unsigned short i = 0; i<rt->getNumViewports();i++)
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| 128 | {
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| 129 | //find visible objects from the camera
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| 130 | RenderQueue* rq = sceneManager->getRenderQueue();
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| 131 | rq->clear();
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| 132 | RenderQueue::QueueGroupIterator groupIter = rq->_getQueueGroupIterator();
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| 133 | while (groupIter.hasMoreElements())
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| 134 | {
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| 135 | RenderQueueGroup* g = groupIter.getNext();
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| 136 | //g->addOrganisationMode(QueuedRenderableCollection::OM_SORT_ASCENDING);
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| 137 | g->defaultOrganisationMode();
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| 138 | }
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| 139 |
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| 140 | sceneManager->_findVisibleObjects(rt->getViewport(i)->getCamera(),false);
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| 141 | fillVisibleList(rq);
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| 142 |
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| 143 | //int l = visibleObjects.size(); //debug
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| 144 |
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| 145 | joinSharedRuns();
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| 146 |
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| 147 | //int ll = sharedRunRoots.size(); //debug
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| 148 |
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| 149 | //update precomputings
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| 150 | std::vector<const Renderable*>::iterator iter = visibleObjects.begin();
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| 151 | const std::vector<const Renderable*>::iterator iend = visibleObjects.end();
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| 152 |
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| 153 | while(iter != iend)
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| 154 | {
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| 155 | const Renderable* rend = *iter;
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| 156 | OgreTechniqueGroup* techniqueGroup = (OgreTechniqueGroup*) rend->getRenderTechniqueGroup();
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| 157 | if(techniqueGroup != 0)
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| 158 | {
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| 159 | techniqueGroup->update(frameNumber);
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| 160 | }
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| 161 | iter++;
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| 162 | }
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| 163 |
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| 164 | }
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| 165 |
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| 166 | Root::getSingleton().renderOneFrame();
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| 167 | //Root::getSingleton()._updateAllRenderTargets();
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| 168 |
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| 169 |
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| 170 | }
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| 171 |
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| 172 | void OgreIlluminationManager::sharedRunSplit(SharedRuns* old, SharedRuns* new1, SharedRuns* new2)
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| 173 | {
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| 174 | sharedRunRoots.remove(old);
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| 175 | sharedRunRoots.push_back(new1);
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| 176 | sharedRunRoots.push_back(new2);
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| 177 | }
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| 178 |
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| 179 | void OgreIlluminationManager::sharedRunJoin(SharedRuns* old1, SharedRuns* old2, SharedRuns* newsr)
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| 180 | {
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| 181 | sharedRunRoots.remove(old1);
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| 182 | sharedRunRoots.remove(old2);
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| 183 | sharedRunRoots.push_back(newsr);
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| 184 | }
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| 185 |
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| 186 | void OgreIlluminationManager::joinSharedRuns()
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| 187 | {
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| 188 | std::list<SharedRuns*>::iterator it1 = sharedRunRoots.begin();
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| 189 | std::list<SharedRuns*>::iterator itend = sharedRunRoots.end();
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| 190 |
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| 191 | bool again = false;
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| 192 |
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| 193 | while(it1 != itend)
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| 194 | {
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| 195 | std::list<SharedRuns*>::iterator it2 = sharedRunRoots.begin();
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| 196 |
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| 197 | while(it2 != itend)
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| 198 | {
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| 199 | if( *it1 != *it2 && OgreSharedRuns::canJoin(*it1, *it2))
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| 200 | {
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| 201 | SharedRuns* newruns = (*it1)->joinRuns(*it2);
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| 202 | sharedRunJoin(*it1, *it2, newruns);
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| 203 | again = true;
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| 204 | break;
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| 205 | }
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| 206 | it2++;
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| 207 | }
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| 208 |
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| 209 | if(again)
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| 210 | break;
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| 211 |
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| 212 | it1++;
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| 213 | }
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| 214 | if(again)
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| 215 | joinSharedRuns();
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| 216 |
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| 217 | }
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| 218 |
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| 219 | void OgreIlluminationManager::addSharedRuns(SharedRuns* runs)
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| 220 | {
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| 221 | sharedRunRoots.push_back(runs);
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| 222 | }
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| 223 |
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| 224 | void OgreIlluminationManager::getNearestCausticCasters(Vector3 position, std::vector<OgreSharedRuns*>* nearestcasters, unsigned int maxCount)
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| 225 | {
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| 226 | sortfrom = position;
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| 227 | std::vector<OgreSharedRuns*> allcasters;
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| 228 | //fill casters
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| 229 | std::list<SharedRuns*>::iterator it = sharedRunRoots.begin();
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| 230 | std::list<SharedRuns*>::iterator itend = sharedRunRoots.end();
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| 231 | while(it != itend)
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| 232 | {
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| 233 | OgreSharedRuns* sr = (OgreSharedRuns*) (*it);
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| 234 |
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| 235 | sr->findSharedRootsForType(ILLUMRUN_CAUSTIC_CUBEMAP, allcasters);
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| 236 |
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| 237 | it++;
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| 238 | }
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| 239 |
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| 240 | //sort
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| 241 | std::stable_sort(allcasters.begin(), allcasters.end(), sortFromVector());
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| 242 |
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| 243 | for(unsigned int i = 0; i < maxCount && i < allcasters.size(); i++)
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| 244 | {
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| 245 | nearestcasters->push_back(allcasters.at(i));
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| 246 | }
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| 247 | }
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| 248 |
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| 249 | void OgreIlluminationManager::createGlobalRun(RenderingRunType runType)
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| 250 | {
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| 251 | switch(runType)
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| 252 | {
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| 253 | case ILLUMRUN_SCENE_CAMERA_DEPTH:
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| 254 | if(globalSharedRuns.getRun(ILLUMRUN_SCENE_CAMERA_DEPTH) == 0)
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| 255 | {
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| 256 | OgreSceneCameraDepthRenderingRun* run = new OgreSceneCameraDepthRenderingRun
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| 257 | (&globalSharedRuns, "ILLUMMODULE_SCENE_CAMERA_DEPTH", mainViewport);
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| 258 | globalSharedRuns.addRun(ILLUMRUN_SCENE_CAMERA_DEPTH, run);
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| 259 | }
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| 260 | break;
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| 261 | }
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| 262 | }
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| 263 |
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| 264 | RenderingRun* OgreIlluminationManager::getGlobalRun(RenderingRunType runType)
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| 265 | {
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| 266 | return globalSharedRuns.getRun(runType);
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| 267 | }
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| 268 |
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| 269 | void OgreIlluminationManager::updateGlobalRun(RenderingRunType runType, unsigned long frameNum)
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| 270 | {
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| 271 | globalSharedRuns.updateRun(runType, frameNum);
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| 272 | }
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| 273 |
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| 274 | void OgreIlluminationManager::createPerLightRun(String lightName, RenderingRunType runType)
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| 275 | {
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| 276 | OgreSharedRuns* runs = 0;
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| 277 |
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| 278 | if(perLightRuns.find(lightName) == perLightRuns.end())
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| 279 | {///create sharedruns
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| 280 | OgreSharedRuns* newruns = new OgreSharedRuns();
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| 281 | perLightRuns[lightName] = newruns;
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| 282 | }
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| 283 |
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| 284 | runs = perLightRuns[lightName];
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| 285 |
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| 286 | switch(runType)
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| 287 | {
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| 288 | case ILLUMRUN_DEPTH_SHADOWMAP:
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| 289 | if(runs->getRun(ILLUMRUN_DEPTH_SHADOWMAP) == 0)
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| 290 | {
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| 291 | SceneManager* sm = Root::getSingleton()._getCurrentSceneManager();
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| 292 | OgreDepthShadowMapRenderingRun* run = new OgreDepthShadowMapRenderingRun(
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| 293 | runs,
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| 294 | lightName + "DEPTH_SHADOW_MAP",
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| 295 | sm->getLight(lightName),
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| 296 | 2048, //TODO
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| 297 | 2048, //TODO
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| 298 | "GameTools/ShadowMapDepth" //TODO
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| 299 | );
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| 300 | runs->addRun(ILLUMRUN_DEPTH_SHADOWMAP, run);
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| 301 |
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| 302 | }
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| 303 | break;
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| 304 | }
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| 305 | }
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| 306 |
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| 307 | RenderingRun* OgreIlluminationManager::getPerLightRun(String lightName, RenderingRunType runType)
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| 308 | {
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| 309 | return perLightRuns[lightName]->getRun(runType);
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| 310 | }
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| 311 |
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| 312 | void OgreIlluminationManager::updatePerLightRun(String lightName, RenderingRunType runType, unsigned long frameNum)
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| 313 | {
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| 314 | perLightRuns[lightName]->updateRun(runType, frameNum);
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| 315 | }
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| 316 |
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