55 lines
1.9 KiB
C++
55 lines
1.9 KiB
C++
#ifndef __HalfEdgeSurfacePatch_H__
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#define __HalfEdgeSurfacePatch_H__
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#include <set>
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#include <list>
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#include "AbstractSurfacePatch.h"
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#include "IntegralVector3.h"
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#include "SurfaceTypes.h"
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#include "VolumeIterator.h"
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namespace Ogre
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{
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class HalfEdgeSurfacePatch : public AbstractSurfacePatch
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{
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public:
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HalfEdgeSurfacePatch();
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~HalfEdgeSurfacePatch();
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//This allow users of the class to iterate over its contents.
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SurfaceEdgeIterator getEdgesBegin(void);
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SurfaceEdgeIterator getEdgesEnd(void);
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SurfaceTriangleIterator getTrianglesBegin(void);
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SurfaceTriangleIterator getTrianglesEnd(void);
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//Users of the class might want these for debugging or info purposes.
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uint getNoOfEdges(void) const;
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uint getNoOfTriangles(void) const;
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uint getNoOfVertices(void) const;
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bool canRemoveVertexFrom(SurfaceVertexIterator vertexIter, std::list<SurfaceVertexIterator> listConnectedIter, bool isEdge);
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std::list<SurfaceVertexIterator> findConnectedVertices(SurfaceVertexIterator vertexIter, bool& isEdge);
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uint decimate(void);
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void triangulate(std::list<SurfaceVertexIterator> listVertices);
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bool isPolygonConvex(std::list<SurfaceVertexIterator> listVertices, Vector3 normal);
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void addTriangle(const SurfaceVertex& v0,const SurfaceVertex& v1,const SurfaceVertex& v2);
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void fillVertexAndIndexData(std::vector<SurfaceVertex>& vecVertices, std::vector<ushort>& vecIndices);
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private:
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std::set<SurfaceTriangle> m_listTriangles;
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std::set<SurfaceEdge> m_listEdges;
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SurfaceEdgeIterator findEdge(const SurfaceVertexIterator& source, const SurfaceVertexIterator& target);
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SurfaceEdgeIterator findOrAddEdge(const SurfaceVertexIterator& source, const SurfaceVertexIterator& target);
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SurfaceVertexIterator findOrAddVertex(const SurfaceVertex& vertex);
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};
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}
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#endif /* __HalfEdgeSurfacePatch_H__ */
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