[790] | 1 | #include "..\include\OgreSharedRuns.h"
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| 2 | #include "OgreIlluminationManager.h"
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| 3 |
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| 4 | RenderingRun* OgreSharedRuns::getRun(RenderingRunType runType)
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| 5 | {
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| 6 | /* if(parent != 0)
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| 7 | return parent->getRun(runType);*/
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| 8 |
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| 9 | if( hasOwnRun(runType) )
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| 10 | return sharedRuns[runType];
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| 11 |
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| 12 | if(child1 != 0)
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| 13 | {
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| 14 | RenderingRun* run = child1->getRun(runType);
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| 15 | if( run != 0)
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| 16 | return run;
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| 17 | }
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| 18 |
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| 19 | if(child2 != 0)
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| 20 | return child2->getRun(runType);
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| 21 |
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| 22 | return 0;
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| 23 | }
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| 24 |
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| 25 | void OgreSharedRuns::addRun(RenderingRunType runType, RenderingRun* run)
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| 26 | {
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| 27 | sharedRuns[runType] = run;
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| 28 | }
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| 29 |
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| 30 | void OgreSharedRuns::updateRun(RenderingRunType runType, unsigned long frameNum)
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| 31 | {
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| 32 | /*
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| 33 | if(parent != 0)
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| 34 | parent->updateRun(runType, frameNum);
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| 35 | else
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| 36 | sharedRuns[runType]->update(frameNum);
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| 37 | */
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| 38 | getRun(runType)->update(frameNum);
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| 39 | }
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| 40 |
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| 41 | bool OgreSharedRuns::hasOwnRun(RenderingRunType runType)
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| 42 | {
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| 43 | if(sharedRuns.find(runType) == sharedRuns.end())
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| 44 | return false;
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| 45 |
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| 46 | return true;
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| 47 | }
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| 48 |
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| 49 | void OgreSharedRuns::gatherRuns()
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| 50 | {
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| 51 | OgreSharedRuns* child1 = (OgreSharedRuns*) this->child1;
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| 52 | OgreSharedRuns* child2 = (OgreSharedRuns*) this->child2;
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| 53 |
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| 54 | std::map<RenderingRunType, RenderingRun*>::iterator it = child1->sharedRuns.begin();
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| 55 | std::map<RenderingRunType, RenderingRun*>::iterator itend = child1->sharedRuns.end();
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| 56 |
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| 57 | while(it != itend)
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| 58 | {
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| 59 | if( child2->hasOwnRun((*it).first) )
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| 60 | sharedRuns[(*it).first] = (*it).second;
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| 61 |
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| 62 | it++;
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| 63 | }
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| 64 |
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| 65 | }
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| 66 |
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| 67 | void OgreSharedRuns::updateBounds()
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| 68 | {
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| 69 | if(child1)
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| 70 | {
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| 71 | OgreSharedRuns* child1 = (OgreSharedRuns*) this->child1;
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| 72 | OgreSharedRuns* child2 = (OgreSharedRuns*) this->child2;
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| 73 |
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| 74 | boundingBox = child1->boundingBox;
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| 75 | boundingBox.merge(child2->boundingBox);
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| 76 |
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| 77 | boundingSphere.setCenter((child1->boundingSphere.getCenter()
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| 78 | + child2->boundingSphere.getCenter())/2.0);
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| 79 | float dist = (child1->boundingSphere.getCenter()
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| 80 | - child2->boundingSphere.getCenter()).length();
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| 81 | float radius1 = child1->boundingSphere.getRadius();
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| 82 | float radius2 = child2->boundingSphere.getRadius();
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| 83 | float maxrad = std::max(radius1, radius2);
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| 84 |
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| 85 | if(radius1 + dist <= radius2)boundingSphere.setRadius(radius2);
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| 86 | else if(radius2 + dist <= radius1)boundingSphere.setRadius(radius1);
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| 87 | else boundingSphere.setRadius(dist + maxrad);
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| 88 | }
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| 89 | else
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| 90 | {
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| 91 | std::map<OgreRenderable*, bool>::iterator it = renderables.begin();
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| 92 | OgreRenderable* rend = (*it).first;
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| 93 | rend->updateBounds();
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| 94 | boundingBox = rend->getBoundingBox();
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| 95 | boundingSphere = rend->getBoundingSphere();
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| 96 | }
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| 97 | }
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| 98 |
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| 99 | void OgreSharedRuns::fireRunChanges()
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| 100 | {
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| 101 | std::map<RenderingRunType, RenderingRun*>::iterator it = sharedRuns.begin();
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| 102 | std::map<RenderingRunType, RenderingRun*>::iterator itend = sharedRuns.end();
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| 103 |
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| 104 | while(it != itend)
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| 105 | {
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| 106 | runChanged( (*it).first, (*it).second );
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| 107 | runChanged( (*it).first, (*it).second );
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| 108 | it++;
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| 109 | }
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| 110 | }
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| 111 |
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| 112 | SharedRuns* OgreSharedRuns::createInstance()
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| 113 | {
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| 114 | return new OgreSharedRuns();
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| 115 | }
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| 116 |
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| 117 | void OgreSharedRuns::validate()
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| 118 | {
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| 119 | updateBounds();
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| 120 | if(child1 == 0)
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| 121 | {
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| 122 | if(parent != 0)
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| 123 | parent->validate();
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| 124 | return;
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| 125 | }
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| 126 | if( canJoin(child1, child2))
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| 127 | {
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| 128 | if(parent != 0) parent->validate();
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| 129 | }
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| 130 | else //destroy this shared object with parents
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| 131 | destroy();
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| 132 | }
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| 133 |
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| 134 | bool OgreSharedRuns::haveCommonRuns(SharedRuns* r1, SharedRuns* r2)
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| 135 | {
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| 136 | OgreSharedRuns* run1 = (OgreSharedRuns*) r1;
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| 137 | OgreSharedRuns* run2 = (OgreSharedRuns*) r2;
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| 138 |
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| 139 | std::map<RenderingRunType, RenderingRun*>::iterator it = run1->sharedRuns.begin();
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| 140 | std::map<RenderingRunType, RenderingRun*>::iterator itend = run1->sharedRuns.end();
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| 141 |
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| 142 | while(it != itend)
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| 143 | {
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| 144 | if( run2->hasOwnRun((*it).first))
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| 145 | return true;
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| 146 | it++;
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| 147 | }
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| 148 |
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| 149 | return false;
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| 150 | }
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| 151 |
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| 152 | bool OgreSharedRuns::canJoin(SharedRuns* r1, SharedRuns* r2)
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| 153 | {
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| 154 | //check if they have common resources
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| 155 | if(!haveCommonRuns(r1, r2))
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| 156 | return false;
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| 157 |
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| 158 | //check bounds
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| 159 | float MAXRAD = OgreIlluminationManager::getSingleton().getMaxJoinRadius();
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| 160 |
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| 161 | Sphere bSphere1 = ((OgreSharedRuns*) r1)->getBoundingSphere();
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| 162 | Sphere bSphere2 = ((OgreSharedRuns*) r2)->getBoundingSphere();
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| 163 |
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| 164 | float radius1 = bSphere1.getRadius();
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| 165 | float radius2 = bSphere2.getRadius();
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| 166 | float dist = (bSphere1.getCenter() - bSphere2.getCenter()).length();
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| 167 | float maxrad = std::max(radius1,radius2);
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| 168 |
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| 169 | if(dist + radius1 <= radius2 && radius2 < MAXRAD) return true;
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| 170 | else if(dist + radius2 <= radius1 && radius1 < MAXRAD) return true;
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| 171 | else if( maxrad + dist < MAXRAD) return true;
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| 172 |
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| 173 | return false;
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| 174 | }
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| 175 |
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| 176 | void OgreSharedRuns::destroy()
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| 177 | {
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| 178 | if(parent != 0)
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| 179 | parent->destroy();
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| 180 |
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| 181 | OgreIlluminationManager::getSingleton().sharedRunSplit(this, child1, child2);
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| 182 |
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| 183 | ((OgreSharedRuns*)child1)->fireRunChanges();
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| 184 | ((OgreSharedRuns*)child2)->fireRunChanges();
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| 185 | child1->unbindParent();
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| 186 | child2->unbindAndKillParent();
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| 187 | }
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| 188 |
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| 189 | void OgreSharedRuns::addRenderablesToQueue(RenderQueue* rq)
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| 190 | {
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| 191 | if(child1 != 0) //node
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| 192 | {
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| 193 | ((OgreSharedRuns*)child1)->addRenderablesToQueue(rq);
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| 194 | ((OgreSharedRuns*)child2)->addRenderablesToQueue(rq);
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| 195 | }
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| 196 | else //leaf
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| 197 | {
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| 198 | std::map<OgreRenderable*, bool>::iterator it = renderables.begin();
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| 199 | std::map<OgreRenderable*, bool>::iterator itend = renderables.end();
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| 200 | while(it != itend)
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| 201 | {
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| 202 | if((*it).first->isVisible())
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| 203 | rq->addRenderable(((*it).first)->getRenderable());
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| 204 | it++;
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| 205 | }
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| 206 | }
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| 207 | }
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| 208 |
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| 209 | void OgreSharedRuns::notifyCamera(Camera* cam)
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| 210 | {
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| 211 | if(child1 != 0) //node
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| 212 | {
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| 213 | ((OgreSharedRuns*)child1)->notifyCamera(cam);
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| 214 | ((OgreSharedRuns*)child2)->notifyCamera(cam);
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| 215 | }
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| 216 | else
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| 217 | {
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| 218 | std::map<OgreRenderable*, bool>::iterator it = renderables.begin();
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| 219 | std::map<OgreRenderable*, bool>::iterator itend = renderables.end();
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| 220 | while(it != itend)
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| 221 | {
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| 222 | OgreRenderable* rend = (*it).first;
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| 223 | if((*it).first->isVisible())
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| 224 | rend->notifyCamera(cam);
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| 225 | it++;
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| 226 | }
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| 227 | }
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| 228 | }
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| 229 |
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| 230 | void OgreSharedRuns::findSharedRootsForType(RenderingRunType runType, std::vector<OgreSharedRuns*>& roots)
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| 231 | {
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| 232 | if(hasOwnRun(runType))
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| 233 | {
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| 234 | roots.push_back(this);
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| 235 | }
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| 236 |
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| 237 | if(child1 != 0)
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| 238 | ((OgreSharedRuns*)child1)->findSharedRootsForType(runType, roots);
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| 239 | if(child2 != 0)
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| 240 | ((OgreSharedRuns*)child2)->findSharedRootsForType(runType, roots);
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| 241 | }
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