105 lines
3.7 KiB
C++
105 lines
3.7 KiB
C++
/*******************************************************************************
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Copyright (c) 2005-2009 David Williams
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source
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distribution.
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*******************************************************************************/
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#ifndef __PolyVox_SurfaceMesh_H__
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#define __PolyVox_SurfaceMesh_H__
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#include "PolyVoxImpl/TypeDef.h"
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#include "PolyVoxCore/Region.h"
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#include "PolyVoxCore/VertexTypes.h" //Should probably do away with this on in the future...
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#include <algorithm>
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#include <cstdlib>
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#include <list>
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#include <memory>
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#include <set>
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#include <vector>
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namespace PolyVox
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{
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class LodRecord
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{
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public:
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int beginIndex;
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int endIndex; //Let's put it just past the end STL style
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};
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template <typename VertexType>
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class SurfaceMesh
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{
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public:
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SurfaceMesh();
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~SurfaceMesh();
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const std::vector<uint32_t>& getIndices(void) const;
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uint32_t getNoOfIndices(void) const;
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uint32_t getNoOfNonUniformTrianges(void) const;
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uint32_t getNoOfUniformTrianges(void) const;
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uint32_t getNoOfVertices(void) const;
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std::vector<VertexType>& getRawVertexData(void); //FIXME - this should be removed
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const std::vector<VertexType>& getVertices(void) const;
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void addTriangle(uint32_t index0, uint32_t index1, uint32_t index2);
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void addTriangleCubic(uint32_t index0, uint32_t index1, uint32_t index2);
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uint32_t addVertex(const VertexType& vertex);
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void clear(void);
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bool isEmpty(void) const;
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void scaleVertices(float amount);
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void translateVertices(const Vector3DFloat& amount);
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//THESE FUNCTIONS TO BE REMOVED IN THE FUTURE. OR AT LEAST MOVED OUT OF THIS CLASS INTO FREE FUNCTIONS.
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//THEY ARE CAUSING PROBLEMS WITH THE SWIG BINDINGS. THE FUNCTIONS REGARDING NORMALS MAKE NO SENSE WHEN
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//A VERTEX MIGHT NOT HAVE NORMALS. THE EXTRACT SUBSET FUNCTION SHOULD MAYBE BE APPLICATION CODE, AT ANY
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//RATE THE STD::SET CAUSES PROBLEMS WITH SWIG. IF YOU UNCOMMENT ANY OF THESE FUNCTIONS, PLEASE POST ON
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//THE FORUM SO WE CAN KNOW THE FUNCTIONALITY IS STILL NEEDED IN SOME FORM.
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//void sumNearbyNormals(bool bNormaliseResult = true);
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//polyvox_shared_ptr< SurfaceMesh<VertexType> > extractSubset(std::set<uint8_t> setMaterials);
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//void generateAveragedFaceNormals(bool bNormalise, bool bIncludeEdgeVertices = false);
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int noOfDegenerateTris(void);
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void removeDegenerateTris(void);
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void removeUnusedVertices(void);
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Region m_Region;
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int32_t m_iTimeStamp;
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int32_t m_iNoOfLod0Tris;
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public:
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std::vector<uint32_t> m_vecTriangleIndices;
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std::vector<VertexType> m_vecVertices;
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std::vector<LodRecord> m_vecLodRecords;
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};
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template <typename VertexType>
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polyvox_shared_ptr< SurfaceMesh<VertexType> > extractSubset(SurfaceMesh<VertexType>& inputMesh, std::set<uint8_t> setMaterials);
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}
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#include "PolyVoxCore/SurfaceMesh.inl"
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#endif /* __SurfaceMesh_H__ */
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