102 lines
4.6 KiB
C
102 lines
4.6 KiB
C
|
/*
|
||
|
|
Copyright (c) 2013 Khaled Mammou - Advanced Micro Devices, Inc.
|
||
|
|
|
||
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
||
|
|
of this software and associated documentation files (the "Software"), to deal
|
||
|
|
in the Software without restriction, including without limitation the rights
|
||
|
|
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||
|
|
copies of the Software, and to permit persons to whom the Software is
|
||
|
|
furnished to do so, subject to the following conditions:
|
||
|
|
|
||
|
|
The above copyright notice and this permission notice shall be included in
|
||
|
|
all copies or substantial portions of the Software.
|
||
|
|
|
||
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
|
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||
|
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||
|
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||
|
|
THE SOFTWARE.
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
#pragma once
|
||
|
|
#ifndef O3DGC_TRIANGLE_LIST_ENCODER_H
|
||
|
|
#define O3DGC_TRIANGLE_LIST_ENCODER_H
|
||
|
|
|
||
|
|
#include "o3dgcCommon.h"
|
||
|
|
#include "o3dgcAdjacencyInfo.h"
|
||
|
|
#include "o3dgcBinaryStream.h"
|
||
|
|
#include "o3dgcFIFO.h"
|
||
|
|
#include "o3dgcTriangleFans.h"
|
||
|
|
|
||
|
|
namespace o3dgc
|
||
|
|
{
|
||
|
|
//!
|
||
|
|
template <class T>
|
||
|
|
class TriangleListEncoder
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
//! Constructor.
|
||
|
|
TriangleListEncoder(void);
|
||
|
|
//! Destructor.
|
||
|
|
~TriangleListEncoder(void);
|
||
|
|
//!
|
||
|
|
O3DGCErrorCode Encode(const T * const triangles,
|
||
|
|
const unsigned long * const indexBufferIDs,
|
||
|
|
const long numTriangles,
|
||
|
|
const long numVertices,
|
||
|
|
BinaryStream & bstream);
|
||
|
|
O3DGCStreamType GetStreamType() const { return m_streamType; }
|
||
|
|
void SetStreamType(O3DGCStreamType streamType) { m_streamType = streamType; }
|
||
|
|
const long * const GetInvVMap() const { return m_invVMap;}
|
||
|
|
const long * const GetInvTMap() const { return m_invTMap;}
|
||
|
|
const long * const GetVMap() const { return m_vmap;}
|
||
|
|
const long * const GetTMap() const { return m_tmap;}
|
||
|
|
const AdjacencyInfo & GetVertexToTriangle() const { return m_vertexToTriangle;}
|
||
|
|
|
||
|
|
private:
|
||
|
|
O3DGCErrorCode Init(const T * const triangles,
|
||
|
|
long numTriangles,
|
||
|
|
long numVertices);
|
||
|
|
O3DGCErrorCode CompueLocalConnectivityInfo(const long focusVertex);
|
||
|
|
O3DGCErrorCode ProcessVertex( long focusVertex);
|
||
|
|
O3DGCErrorCode ComputeTFANDecomposition(const long focusVertex);
|
||
|
|
O3DGCErrorCode CompressTFAN(const long focusVertex);
|
||
|
|
|
||
|
|
long m_vertexCount;
|
||
|
|
long m_triangleCount;
|
||
|
|
long m_maxNumVertices;
|
||
|
|
long m_maxNumTriangles;
|
||
|
|
long m_numNonConqueredTriangles;
|
||
|
|
long m_numConqueredTriangles;
|
||
|
|
long m_numVisitedVertices;
|
||
|
|
long m_numTriangles;
|
||
|
|
long m_numVertices;
|
||
|
|
long m_maxSizeVertexToTriangle;
|
||
|
|
T const * m_triangles;
|
||
|
|
long * m_vtags;
|
||
|
|
long * m_ttags;
|
||
|
|
long * m_vmap;
|
||
|
|
long * m_invVMap;
|
||
|
|
long * m_tmap;
|
||
|
|
long * m_invTMap;
|
||
|
|
long * m_count;
|
||
|
|
long * m_nonConqueredTriangles;
|
||
|
|
long * m_nonConqueredEdges;
|
||
|
|
long * m_visitedVertices;
|
||
|
|
long * m_visitedVerticesValence;
|
||
|
|
FIFO<long> m_vfifo;
|
||
|
|
AdjacencyInfo m_vertexToTriangle;
|
||
|
|
AdjacencyInfo m_triangleToTriangle;
|
||
|
|
AdjacencyInfo m_triangleToTriangleInv;
|
||
|
|
TriangleFans m_tfans;
|
||
|
|
CompressedTriangleFans m_ctfans;
|
||
|
|
O3DGCStreamType m_streamType;
|
||
|
|
};
|
||
|
|
}
|
||
|
|
#include "o3dgcTriangleListEncoder.inl" // template implementation
|
||
|
|
#endif // O3DGC_TRIANGLE_LIST_ENCODER_H
|
||
|
|
|