class OSGUTIL_EXPORT osgUtil::Tesselator

A simple class for tessellating a single polygon boundary.

Public Fields

int _errorCode

Public Methods

Tesselator()

~Tesselator()

void tesselate(osg::Vec3* coords, int numIndices, int* indices, InputBoundaryDirection ibd=COUNTER_CLOCK_WISE)

void tesselate(osg::Vec3* coords, int numIndices, osg::ushort* indices, InputBoundaryDirection ibd=COUNTER_CLOCK_WISE)

void tesselate(osg::Vec3* coords, int numIndices, osg::uint* indices, InputBoundaryDirection ibd=COUNTER_CLOCK_WISE)

typedef std::vector<osg::uint> IndexVec const IndexVec& getResult() const

void beginPrimitive(int primitiveType)

void endPrimitive()

Public Members

enum InputBoundaryDirection

struct VertexIndexSet

Protected Fields

CoordVec _coordVec

IndexVec _tesselated_indices

int _currentPrimtiveType

IndexVec _acummulated_indices

Protected Methods

typedef std::vector<VertexIndexSet> CoordVec void init()

void do_it()

Documentation

A simple class for tessellating a single polygon boundary. Currently uses old style glu tessellation functions for portability. It be nice to use the modern glu tessellation functions or to find a small set of code for doing this job better.

Tesselator()

~Tesselator()

enum InputBoundaryDirection

CLOCK_WISE

COUNTER_CLOCK_WISE

void tesselate(osg::Vec3* coords, int numIndices, int* indices, InputBoundaryDirection ibd=COUNTER_CLOCK_WISE)

void tesselate(osg::Vec3* coords, int numIndices, osg::ushort* indices, InputBoundaryDirection ibd=COUNTER_CLOCK_WISE)

void tesselate(osg::Vec3* coords, int numIndices, osg::uint* indices, InputBoundaryDirection ibd=COUNTER_CLOCK_WISE)

typedef std::vector<osg::uint> IndexVec const IndexVec& getResult() const

void beginPrimitive(int primitiveType)

void endPrimitive()

int _errorCode

struct VertexIndexSet

VertexIndexSet()

VertexIndexSet(Tesselator* tess, const osg::Vec3& vec, osg::uint index)

VertexIndexSet(const VertexIndexSet& vip)

VertexIndexSet& operator = (const VertexIndexSet& vip)

void set(Tesselator* tess, const osg::Vec3& vec, osg::uint index)

void accumulate()

double _vertex[3]

Tesselator* _Tesselator

osg::uint _index

typedef std::vector<VertexIndexSet> CoordVec void init()

void do_it()

CoordVec _coordVec

IndexVec _tesselated_indices

int _currentPrimtiveType

IndexVec _acummulated_indices

This class has no child classes.

Friends:

VertexIndexSet

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