FGFS-4.1/OpenSceneGraph
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Added a bunch of files synched with 0.8.42

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This commit is contained in:
Don BURNS
2001-09-19 21:08:56 +00:00
parent fed86f3f03
commit e8f256a59d
446 changed files with 58397 additions and 10552 deletions
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42
include/osgUtil/IntersectVisitor
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@@ -2,8 +2,9 @@
#define OSGUTIL_INTERSECTVISITOR 1
#include <osg/NodeVisitor>
#include <osg/Seg>
#include <osg/LineSegment>
#include <osg/Geode>
#include <osg/GeoSet>
#include <osg/Matrix>
#include <osgUtil/Export>
@@ -23,15 +24,15 @@ class OSGUTIL_EXPORT IntersectState : public osg::Referenced
osg::Matrix* _matrix;
osg::Matrix* _inverse;
typedef std::vector< std::pair<osg::Seg*,osg::Seg*> > SegList;
SegList _segList;
typedef std::vector< std::pair<osg::LineSegment*,osg::LineSegment*> > LineSegmentList;
LineSegmentList _segList;
typedef unsigned int SegmentMask;
typedef std::vector<SegmentMask> SegmentMaskStack;
SegmentMaskStack _segmentMaskStack;
typedef unsigned int LineSegmentmentMask;
typedef std::vector<LineSegmentmentMask> LineSegmentmentMaskStack;
LineSegmentmentMaskStack _segmentMaskStack;
bool isCulled(const osg::BoundingSphere& bs,SegmentMask& segMaskOut);
bool isCulled(const osg::BoundingBox& bb,SegmentMask& segMaskOut);
bool isCulled(const osg::BoundingSphere& bs,LineSegmentmentMask& segMaskOut);
bool isCulled(const osg::BoundingBox& bb,LineSegmentmentMask& segMaskOut);
protected:
@@ -52,14 +53,14 @@ class OSGUTIL_EXPORT Hit : public osg::Referenced
bool operator < (const Hit& hit) const
{
if (_originalSeg<hit._originalSeg) return true;
if (_originalSeg>hit._originalSeg) return false;
if (_originalLineSegment<hit._originalLineSegment) return true;
if (_originalLineSegment>hit._originalLineSegment) return false;
return _ratio<hit._ratio;
}
float _ratio;
osg::Seg* _originalSeg;
osg::Seg* _localSeg;
osg::LineSegment* _originalLineSegment;
osg::LineSegment* _localLineSegment;
osg::NodePath _nodePath;
osg::Geode* _geode;
osg::GeoSet* _geoset;
@@ -85,7 +86,7 @@ class OSGUTIL_EXPORT IntersectVisitor : public osg::NodeVisitor
void reset();
/** Add a line segment to use for intersection testing during scene traversal.*/
void addSeg(osg::Seg* seg);
void addLineSegment(osg::LineSegment* seg);
/** Modes to control how IntersectVisitor reports hits. */
enum HitReportingMode {
@@ -100,9 +101,9 @@ class OSGUTIL_EXPORT IntersectVisitor : public osg::NodeVisitor
//typedef std::multiset<Hit> HitList;
typedef std::vector<Hit> HitList;
typedef std::map<osg::Seg*,HitList > SegHitListMap;
HitList& getHitList(osg::Seg* seg) { return _segHitList[seg]; }
int getNumHits(osg::Seg* seg) { return _segHitList[seg].size(); }
typedef std::map<osg::LineSegment*,HitList > LineSegmentHitListMap;
HitList& getHitList(osg::LineSegment* seg) { return _segHitList[seg]; }
int getNumHits(osg::LineSegment* seg) { return _segHitList[seg].size(); }
bool hits();
@@ -111,10 +112,9 @@ class OSGUTIL_EXPORT IntersectVisitor : public osg::NodeVisitor
virtual void apply(osg::Billboard& node);
virtual void apply(osg::Group& node);
virtual void apply(osg::DCS& node);
virtual void apply(osg::Transform& node);
virtual void apply(osg::Switch& node);
virtual void apply(osg::LOD& node);
virtual void apply(osg::Scene& node);
protected:
@@ -127,13 +127,13 @@ class OSGUTIL_EXPORT IntersectVisitor : public osg::NodeVisitor
bool enterNode(osg::Node& node);
void leaveNode();
typedef std::vector<IntersectState*> IntersectStateStack;
typedef std::vector<osg::ref_ptr<IntersectState> > IntersectStateStack;
IntersectStateStack _intersectStateStack;
osg::NodePath _nodePath;
osg::NodePath _nodePath;
HitReportingMode _hitReportingMode;
SegHitListMap _segHitList;
LineSegmentHitListMap _segHitList;
};
};