class SG_EXPORT osg::IntersectVisitor: public NodeVisitor

Basic visitor for ray based collisions of a scene.

Inheritance:

Public Classes

enum HitReportingMode

Modes to control how IntersectVisitor reports hits.

Public Methods

IntersectVisitor()

virtual ~IntersectVisitor()

void reset()

void addSeg(Seg* seg)

Add a line segment to use for intersection testing during scene traversal

void setHitReportingMode(HitReportingMode hrm)

Set the mode of how hits should reported back from a traversal

HitReportingMode getHitReportingMode()

Get the mode of how hits should reported back from a traversal

HitList& getHitList(Seg* seg)

int getNumHits(Seg* seg)

bool hits()

virtual void apply(Node&)

virtual void apply(Geode& node)

virtual void apply(Billboard& node)

virtual void apply(Group& node)

virtual void apply(DCS& node)

virtual void apply(Switch& node)

virtual void apply(LOD& node)

virtual void apply(Scene& node)

Public

typedef std::multiset<Hit> HitList

typedef std::map<Seg*,HitList > SegHitListMap

Protected Fields

IntersectStateStack _intersectStateStack

NodePath _nodePath

HitReportingMode _hitReportingMode

SegHitListMap _segHitList

Protected Methods

bool intersect(GeoSet& gset)

void pushMatrix(const Matrix& matrix)

void popMatrix()

bool enterNode(Node& node)

void leaveNode()

Protected

typedef std::vector<IntersectState*> IntersectStateStack

Inherited from NodeVisitor:

Public Classes

enum TraversalMode

Public Methods

void setTraverseMode(TraversalMode mode)

TraversalMode getTraverseMode()

void setTraverseVisitor(NodeVisitor* nv)

NodeVisitor* getTraverseVisitor()

void traverse(Node& node)

Protected Fields

NodeVisitor* _traverseVisitor

TraversalMode _traverseMode

IntersectVisitor()

virtual ~IntersectVisitor()

void reset()

void addSeg(Seg* seg)

Add a line segment to use for intersection testing during scene traversal

enum HitReportingMode

Modes to control how IntersectVisitor reports hits.

ONLY_NEAREST_HIT

ALL_HITS

void setHitReportingMode(HitReportingMode hrm)

Set the mode of how hits should reported back from a traversal

HitReportingMode getHitReportingMode()

Get the mode of how hits should reported back from a traversal

typedef std::multiset<Hit> HitList

typedef std::map<Seg*,HitList > SegHitListMap

HitList& getHitList(Seg* seg)

int getNumHits(Seg* seg)

bool hits()

virtual void apply(Node&)

virtual void apply(Geode& node)

virtual void apply(Billboard& node)

virtual void apply(Group& node)

virtual void apply(DCS& node)

virtual void apply(Switch& node)

virtual void apply(LOD& node)

virtual void apply(Scene& node)

bool intersect(GeoSet& gset)

void pushMatrix(const Matrix& matrix)

void popMatrix()

bool enterNode(Node& node)

void leaveNode()

typedef std::vector<IntersectState*> IntersectStateStack

IntersectStateStack _intersectStateStack

NodePath _nodePath

HitReportingMode _hitReportingMode

SegHitListMap _segHitList

This class has no child classes.

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