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Object-Oriented Graphics Rendering Engine
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OgreLodCollapser.h
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29 
30 #ifndef _LodCollapser_H__
31 #define _LodCollapser_H__
32 
33 #include "OgreLodPrerequisites.h"
34 #include "OgreLodData.h"
35 
36 namespace Ogre
37 {
38 
40 {
41 public:
42  virtual ~LodCollapser() {}
44  virtual void collapse(LodData* data, LodCollapseCost* cost, LodOutputProvider* output, int vertexCountLimit, Real collapseCostLimit);
45 
55  bool _getLastVertexPos(LodData* data, Vector3& outVec);
56 
66  bool _getLastVertexCollapseTo(LodData* data, Vector3& outVec);
67 protected:
68  struct CollapsedEdge {
69  unsigned int srcID;
70  unsigned int dstID;
71  unsigned short submeshID;
72  };
73 
75 
78 
81 
83  void collapseVertex(LodData* data, LodCollapseCost* cost, LodOutputProvider* output, LodData::Vertex* src);
84  void assertOutdatedCollapseCost(LodData* data, LodCollapseCost* cost, LodData::Vertex* vertex);
85  void assertValidMesh(LodData* data);
86  void assertValidVertex(LodData* data, LodData::Vertex* v);
87  bool hasSrcID(unsigned int srcID, unsigned short submeshID);
88  void removeTriangleFromEdges(LodData::Triangle* triangle, LodData::Vertex* skip);
89  size_t findDstID(unsigned int srcID, unsigned short submeshID);
90  void replaceVertexID(LodData::Triangle* triangle, unsigned int oldID, unsigned int newID, LodData::Vertex* dst);
91 };
92 
93 }
94 #endif
95 
96 
float Real
Software floating point type.
vector< CollapsedEdge >::type CollapsedEdges
Standard 3-dimensional vector.
Definition: OgreVector3.h:50
#define _OgreLodExport
LodData::Vertex * mLastReducedVertex
Last reduced vertex. Can be used for debugging purposes. For example the Mesh Lod Editor uses it to s...
CollapsedEdges tmpCollapsedEdges
tmp variable, to overcome allocation on every collapse.