00001 /******************************************************************************* 00002 Copyright (c) 2005-2009 David Williams 00003 00004 This software is provided 'as-is', without any express or implied 00005 warranty. In no event will the authors be held liable for any damages 00006 arising from the use of this software. 00007 00008 Permission is granted to anyone to use this software for any purpose, 00009 including commercial applications, and to alter it and redistribute it 00010 freely, subject to the following restrictions: 00011 00012 1. The origin of this software must not be misrepresented; you must not 00013 claim that you wrote the original software. If you use this software 00014 in a product, an acknowledgment in the product documentation would be 00015 appreciated but is not required. 00016 00017 2. Altered source versions must be plainly marked as such, and must not be 00018 misrepresented as being the original software. 00019 00020 3. This notice may not be removed or altered from any source 00021 distribution. 00022 *******************************************************************************/ 00023 00024 #ifndef __PolyVox_SurfaceEdge_H__ 00025 #define __PolyVox_SurfaceEdge_H__ 00026 00027 #include "SurfaceTypes.h" 00028 00029 namespace PolyVox 00030 { 00031 class SurfaceEdge 00032 { 00033 public: 00034 SurfaceEdge(const SurfaceVertexIterator& targetToSet,const SurfaceVertexIterator& sourceToSet); 00035 00036 friend bool operator == (const SurfaceEdge& lhs, const SurfaceEdge& rhs); 00037 friend bool operator < (const SurfaceEdge& lhs, const SurfaceEdge& rhs); 00038 00039 00040 std::string tostring(void); 00041 00042 bool isDegenerate(void); 00043 00044 const SurfaceVertexIterator& getTarget(void) const; 00045 const SurfaceVertexIterator& getSource(void) const; 00046 const SurfaceEdgeIterator& getOtherHalfEdge(void) const; 00047 const SurfaceEdgeIterator& getPreviousHalfEdge(void) const; 00048 const SurfaceEdgeIterator& getNextHalfEdge(void) const; 00049 const SurfaceTriangleIterator& getTriangle(void) const; 00050 00051 void setPreviousHalfEdge(const SurfaceEdgeIterator& previousHalfEdgeToSet); 00052 void setNextHalfEdge(const SurfaceEdgeIterator& nextHalfEdgeToSet); 00053 void setTriangle(const SurfaceTriangleIterator& triangleToSet); 00054 00055 void pairWithOtherHalfEdge(const SurfaceEdgeIterator& otherHalfEdgeToPair); 00056 00057 private: 00058 SurfaceVertexIterator target; 00059 SurfaceVertexIterator source; 00060 00061 SurfaceEdgeIterator previousHalfEdge; 00062 SurfaceEdgeIterator nextHalfEdge; 00063 SurfaceEdgeIterator otherHalfEdge; 00064 00065 SurfaceTriangleIterator triangle; 00066 }; 00067 } 00068 00069 #endif