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Added multiple intersect triangle visualization for testing purposes.

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This commit is contained in:
Robert Osfield 2005-09-19 19:49:23 +00:00
parent 30478f0fef
commit d13306e885
1 changed files with 26 additions and 1 deletions
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27
src/osgSim/SphereSegment.cpp
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@ -1617,9 +1617,23 @@ struct TriangleIntersectOperator
++itr) ++itr)
{ {
Triangle* tri = itr->get(); Triangle* tri = itr->get();
#if 1
RegionCounter rc;
rc.add(_regions[tri->_p1]);
rc.add(_regions[tri->_p2]);
rc.add(_regions[tri->_p3]);
int numIntersections = rc.numberOfIntersectingSurfaces();
if (numIntersections==1)
{
tri->_e1 = addEdge(tri->_p1, tri->_p2, tri);
tri->_e2 = addEdge(tri->_p2, tri->_p3, tri);
tri->_e3 = addEdge(tri->_p1, tri->_p3, tri);
}
#else
tri->_e1 = addEdge(tri->_p1, tri->_p2, tri); tri->_e1 = addEdge(tri->_p1, tri->_p2, tri);
tri->_e2 = addEdge(tri->_p2, tri->_p3, tri); tri->_e2 = addEdge(tri->_p2, tri->_p3, tri);
tri->_e3 = addEdge(tri->_p1, tri->_p3, tri); tri->_e3 = addEdge(tri->_p1, tri->_p3, tri);
#endif
} }
osg::notify(osg::NOTICE)<<"Number of edges "<<_edges.size()<<std::endl; osg::notify(osg::NOTICE)<<"Number of edges "<<_edges.size()<<std::endl;
@ -1673,7 +1687,7 @@ struct TriangleIntersectOperator
} }
} }
void countMultipleIntersections() const void countMultipleIntersections()
{ {
osg::notify(osg::NOTICE)<<"countMultipleIntersections("<<std::endl; osg::notify(osg::NOTICE)<<"countMultipleIntersections("<<std::endl;
int numZero = 0; int numZero = 0;
@ -1695,6 +1709,17 @@ struct TriangleIntersectOperator
else if (numIntersections==1) ++numOne; else if (numIntersections==1) ++numOne;
else if (numIntersections==2) ++numTwo; else if (numIntersections==2) ++numTwo;
else if (numIntersections>=3) ++numMore; else if (numIntersections>=3) ++numMore;
if (numIntersections>=2)
{
osg::Vec3Array* newLine = new osg::Vec3Array;
newLine->push_back(_originalVertices[tri->_p1]+_centre);
newLine->push_back(_originalVertices[tri->_p2]+_centre);
newLine->push_back(_originalVertices[tri->_p3]+_centre);
newLine->push_back(_originalVertices[tri->_p1]+_centre);
_generatedLines.push_back(newLine);
}
} }
osg::notify(osg::NOTICE)<<" numZero "<<numZero<<std::endl; osg::notify(osg::NOTICE)<<" numZero "<<numZero<<std::endl;
osg::notify(osg::NOTICE)<<" numOne "<<numOne<<std::endl; osg::notify(osg::NOTICE)<<" numOne "<<numOne<<std::endl;