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Fixes kdtree building

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This commit is contained in:
Jordi
2017-05-31 13:30:50 +02:00
parent 79e764bd17
commit 8a2f1bc056
2 changed files with 8 additions and 10 deletions
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2
src/osg/KdTree.cpp
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@@ -361,8 +361,6 @@ int BuildKdTree::divide(KdTree::BuildOptions& options, osg::BoundingBox& bb, int
while(left<right && (_centers[_primitiveIndices[right]][axis]>mid)) { --right; } while(left<right && (_centers[_primitiveIndices[right]][axis]>mid)) { --right; }
while(left<right && (_centers[_primitiveIndices[right]][axis]>mid)) { --right; }
if (left<right) if (left<right)
{ {
std::swap(_primitiveIndices[left], _primitiveIndices[right]); std::swap(_primitiveIndices[left], _primitiveIndices[right]);

16
src/osgUtil/LineSegmentIntersector.cpp
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@@ -141,7 +141,7 @@ struct IntersectFunctor
} }
} }
// compate s and e against the yMin to yMax range of bb. // compare s and e against the yMin to yMax range of bb.
if (s.y()<=e.y()) if (s.y()<=e.y())
{ {
@@ -179,7 +179,7 @@ struct IntersectFunctor
} }
} }
// compate s and e against the zMin to zMax range of bb. // compare s and e against the zMin to zMax range of bb.
if (s.z()<=e.z()) if (s.z()<=e.z())
{ {
@@ -247,8 +247,8 @@ struct IntersectFunctor
value_type r,r0,r1,r2; value_type r,r0,r1,r2;
const value_type esplison = 1e-10; const value_type epsilon = 1e-10;
if (det>esplison) if (det>epsilon)
{ {
value_type u = (P*T); value_type u = (P*T);
if (u<0.0 || u>det) return; if (u<0.0 || u>det) return;
@@ -271,7 +271,7 @@ struct IntersectFunctor
r2 = v; r2 = v;
r = t * _inverse_length; r = t * _inverse_length;
} }
else if (det<-esplison) else if (det<-epsilon)
{ {
value_type u = (P*T); value_type u = (P*T);
if (u>0.0 || u<det) return; if (u>0.0 || u<det) return;
@@ -595,7 +595,7 @@ bool LineSegmentIntersector::intersectAndClip(osg::Vec3d& s, osg::Vec3d& e,const
double epsilon = 1e-5; double epsilon = 1e-5;
// compate s and e against the xMin to xMax range of bb. // compare s and e against the xMin to xMax range of bb.
if (s.x()<=e.x()) if (s.x()<=e.x())
{ {
// trivial reject of segment wholely outside. // trivial reject of segment wholely outside.
@@ -636,7 +636,7 @@ bool LineSegmentIntersector::intersectAndClip(osg::Vec3d& s, osg::Vec3d& e,const
} }
} }
// compate s and e against the yMin to yMax range of bb. // compare s and e against the yMin to yMax range of bb.
if (s.y()<=e.y()) if (s.y()<=e.y())
{ {
// trivial reject of segment wholely outside. // trivial reject of segment wholely outside.
@@ -677,7 +677,7 @@ bool LineSegmentIntersector::intersectAndClip(osg::Vec3d& s, osg::Vec3d& e,const
} }
} }
// compate s and e against the zMin to zMax range of bb. // compare s and e against the zMin to zMax range of bb.
if (s.z()<=e.z()) if (s.z()<=e.z())
{ {
// trivial reject of segment wholely outside. // trivial reject of segment wholely outside.