[59] | 1 | #include "StopAndWaitCullingManager.h" |
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[94] | 2 | #include <OgreLogManager.h> |
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[59] | 3 | |
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| 4 | namespace GtpVisibility { |
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| 5 | |
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| 6 | //----------------------------------------------------------------------- |
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| 7 | void StopAndWaitCullingManager::RenderScene() |
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| 8 | { |
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[111] | 9 | //InitFrame(); |
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[115] | 10 | |
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[59] | 11 | while (!mHierarchyInterface->GetQueue()->empty()) |
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| 12 | { |
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| 13 | HierarchyNode *node = mHierarchyInterface->GetQueue()->top(); |
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| 14 | mHierarchyInterface->GetQueue()->pop(); |
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[87] | 15 | |
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[59] | 16 | // interesting for visualization purpose |
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| 17 | mHierarchyInterface->SetNodeVisible(node, false); |
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| 18 | mHierarchyInterface->SetLastVisited(node, mHierarchyInterface->GetFrameId()); |
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| 19 | |
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| 20 | bool intersects = false; |
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| 21 | |
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[74] | 22 | if (!mHierarchyInterface->CheckFrustumVisible(node, intersects)) |
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[112] | 23 | {//if (mHierarchyInterface->mIsShadowPass) |
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[59] | 24 | mNumFrustumCulledNodes ++; |
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[114] | 25 | if (mVisualizeCulledNodes) |
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[113] | 26 | { |
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| 27 | mHierarchyInterface->VisualizeCulledNode(node, FRUSTUM_CULLED); |
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| 28 | } |
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[59] | 29 | } |
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[74] | 30 | else |
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[59] | 31 | { |
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[103] | 32 | // if intersects near plane => skip occlusion query because wrong results possible |
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[74] | 33 | if (intersects) |
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| 34 | { |
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| 35 | mHierarchyInterface->SetNodeVisible(node, true); |
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| 36 | mHierarchyInterface->TraverseNode(node); |
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| 37 | continue; |
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| 38 | } |
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[59] | 39 | |
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[87] | 40 | mNumQueriesIssued ++; |
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| 41 | |
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[86] | 42 | unsigned int visiblePixels = 0; |
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| 43 | |
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[103] | 44 | mHierarchyInterface->IssueOcclusionQuery(node)->GetQueryResult(visiblePixels, true); |
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[92] | 45 | |
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[74] | 46 | // node visible |
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[86] | 47 | if (visiblePixels > mVisibilityThreshold) |
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[74] | 48 | { |
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| 49 | mHierarchyInterface->TraverseNode(node); |
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| 50 | } |
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| 51 | else |
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[112] | 52 | { //if (mHierarchyInterface->mIsShadowPass) |
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[74] | 53 | mNumQueryCulledNodes ++; |
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[114] | 54 | if (mVisualizeCulledNodes) |
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[113] | 55 | { |
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| 56 | mHierarchyInterface->VisualizeCulledNode(node, QUERY_CULLED); |
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| 57 | } |
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[74] | 58 | } |
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[59] | 59 | } |
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| 60 | } |
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| 61 | } |
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| 62 | } // namespace GtpVisibility |
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