66 lines
2.0 KiB
C++
66 lines
2.0 KiB
C++
#include <osg/CullingSet>
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using namespace osg;
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CullingSet::CullingSet()
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{
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_mask = ALL_CULLING;
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_pixelSizeVector.set(0,0,0,1);
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_smallFeatureCullingPixelSize=1.0f;
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}
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CullingSet::~CullingSet()
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{
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}
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void PrintNodePath(const NodePath& nodePath)
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{
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for(NodePath::const_iterator itr=nodePath.begin();
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itr!=nodePath.end();
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++itr)
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{
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std::cout<<*itr<<" ";
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}
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}
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void CullingSet::disableAndPushOccludersCurrentMask(NodePath& nodePath)
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{
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//std::cout<<" trying to disable occluder ";PrintNodePath(nodePath);std::cout<<std::endl;
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for(OccluderList::iterator itr=_occluderList.begin();
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itr!=_occluderList.end();
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++itr)
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{
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//std::cout<<" checking against ";PrintNodePath(itr->getNodePath());std::cout<<std::endl;
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if (itr->getNodePath()==nodePath)
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{
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//std::cout<<" ++ disabling occluder "<<itr<<std::endl;
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// we have trapped for the case an occlude potentially occluding itself,
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// to prevent this we disable the results mask so that no subsequnt
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// when the next pushCurrentMask calls happens this occluder is switched off.
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itr->disableResultMasks();
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itr->pushCurrentMask();
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}
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}
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}
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void CullingSet::popOccludersCurrentMask(NodePath& nodePath)
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{
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//std::cout<<" trying to pop occluder ";PrintNodePath(nodePath);std::cout<<std::endl;
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for(OccluderList::iterator itr=_occluderList.begin();
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itr!=_occluderList.end();
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++itr)
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{
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//std::cout<<" checking against ";PrintNodePath(itr->getNodePath());std::cout<<std::endl;
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if (itr->getNodePath()==nodePath)
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{
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//std::cout<<" popping occluder "<<itr<<std::endl;
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// we have trapped for the case an occlude potentially occluding itself,
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// to prevent this we disable the results mask so that no subsequnt
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// when the next pushCurrentMask calls happens this occluder is switched off.
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itr->popCurrentMask();
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}
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}
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}
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