Renamed IndexedSurfacePatch to SurfaceMesh.

2010-02-20 00:20:43 +00:00
parent 3ed74a982c
commit 2d78808000
20 changed files with 143 additions and 143 deletions
--- a/library/PolyVoxCore/include/SurfaceMesh.h
+++ b/library/PolyVoxCore/include/SurfaceMesh.h
@ -0,0 +1,113 @@
+#pragma region License
+/*******************************************************************************
+Copyright (c) 2005-2009 David Williams
+
+This software is provided 'as-is', without any express or implied
+warranty. In no event will the authors be held liable for any damages
+arising from the use of this software.
+
+Permission is granted to anyone to use this software for any purpose,
+including commercial applications, and to alter it and redistribute it
+freely, subject to the following restrictions:
+
+    1. The origin of this software must not be misrepresented; you must not
+    claim that you wrote the original software. If you use this software
+    in a product, an acknowledgment in the product documentation would be
+    appreciated but is not required.
+
+    2. Altered source versions must be plainly marked as such, and must not be
+    misrepresented as being the original software.
+
+    3. This notice may not be removed or altered from any source
+    distribution. 	
+*******************************************************************************/
+#pragma endregion
+
+#ifndef __PolyVox_SurfaceMesh_H__
+#define __PolyVox_SurfaceMesh_H__
+
+#include <vector>
+#include <set>
+
+#include "PolyVoxImpl/CPlusPlusZeroXSupport.h"
+
+#include "PolyVoxForwardDeclarations.h"
+#include "Region.h"
+#include "SurfaceVertex.h"
+#include "PolyVoxImpl/TypeDef.h"
+
+namespace PolyVox
+{
+	class LodRecord
+	{
+	public:
+		int beginIndex;
+		int endIndex; //Let's put it just past the end STL style
+	};
+
+	class POLYVOXCORE_API SurfaceMesh
+	{
+	public:
+	   SurfaceMesh();
+	   ~SurfaceMesh();	   
+
+	   const std::vector<uint32_t>& getIndices(void) const;
+	   uint32_t getNoOfIndices(void) const;
+	   uint32_t getNoOfNonUniformTrianges(void) const;
+	   uint32_t getNoOfUniformTrianges(void) const;
+	   uint32_t getNoOfVertices(void) const;	   
+	   std::vector<SurfaceVertex>& getRawVertexData(void); //FIXME - this should be removed
+	   const std::vector<SurfaceVertex>& getVertices(void) const;
+
+	   void addTriangle(uint32_t index0, uint32_t index1, uint32_t index2);
+	   uint32_t addVertex(const SurfaceVertex& vertex);
+	   void clear(void);
+	   const bool isEmpty(void) const;
+
+	   void smoothPositions(float fAmount, bool bIncludeGeometryEdgeVertices = false);
+	   void sumNearbyNormals(bool bNormaliseResult = true);
+
+	   POLYVOX_SHARED_PTR<SurfaceMesh> extractSubset(std::set<uint8_t> setMaterials);
+
+	   void generateAveragedFaceNormals(bool bNormalise, bool bIncludeEdgeVertices = false);
+	   
+
+	   //Vector3DInt32 m_v3dRegionPosition; //FIXME - remove this?
+
+	   /*void growMaterialBoundary(void);
+	   int countMaterialBoundary(void);*/
+
+	   bool isSubset(std::bitset<VF_NO_OF_FLAGS> a, std::bitset<VF_NO_OF_FLAGS> b);
+
+	   void decimate(float fMinDotProductForCollapse = 0.999f);
+
+	   uint32_t performDecimationPass(float fMinDotProductForCollapse);
+	   int noOfDegenerateTris(void);
+	   void removeDegenerateTris(void);
+
+	   Region m_Region;
+
+	   int32_t m_iTimeStamp;
+
+	   int32_t m_iNoOfLod0Tris;
+	
+	public:		
+		std::vector<uint32_t> m_vecTriangleIndices;
+		std::vector<SurfaceVertex> m_vecVertices;
+
+		std::vector<LodRecord> m_vecLodRecords;
+
+		//The set of materials which are in this mesh. Only those materials
+		//which cover a whole triangle are counted. Materials which only
+		//exist on a material boundary do not count.
+		std::set<uint8_t> m_mapUsedMaterials;
+
+	private:
+		void countNoOfNeighboursUsingMaterial(void);
+
+		//Data structures used during decimation
+		std::vector<uint8_t> m_vecNoOfNeighboursUsingMaterial;
+	};	
+}
+
+#endif /* __SurfaceMesh_H__ */