LineIntersector.h

Go to the documentation of this file.

 
#ifndef LINEINTERSECTOR_H
#define LINEINTERSECTOR_H
 
#include <vector>
#include <osgUtil/LineSegmentIntersector>
 
class LineIntersector : public osgUtil::LineSegmentIntersector
{
public:
    LineIntersector();
 
    LineIntersector(const osg::Vec3& start, const osg::Vec3& end);
    LineIntersector(CoordinateFrame cf, double x, double y);
    LineIntersector(CoordinateFrame cf, const osg::Vec3d& start, const osg::Vec3d& end);
 
    void setOffset(float offset);
    float getOffset() const;
    void getHitIndices(int& first, int& last) const;
 
    virtual Intersector* clone( osgUtil::IntersectionVisitor& iv );
    virtual void intersect(osgUtil::IntersectionVisitor& iv, osg::Drawable* drawable);
 
    bool isVirtualIntersector() const;
 
protected:
    double getSkewLinesDistance(const osg::Vec3d &r1, const osg::Vec3d &r2, const osg::Vec3d &v1, const osg::Vec3d &v2);
    virtual bool isRightPrimitive(const osg::Geometry* geometry);
 
    float m_offset;
    std::vector<unsigned int> m_hitIndices;
};
 
#endif // L