add assimp submodule

1 files changed, 133 insertions, 0 deletions

diff --git a/src/mesh/assimp-master/contrib/Open3DGC/o3dgcTriangleListDecoder.h b/src/mesh/assimp-master/contrib/Open3DGC/o3dgcTriangleListDecoder.h
new file mode 100644
index 0000000..65df526
--- /dev/null
+++ b/src/mesh/assimp-master/contrib/Open3DGC/o3dgcTriangleListDecoder.h
@@ -0,0 +1,133 @@
+/*
+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_DECODER_H
+#define O3DGC_TRIANGLE_LIST_DECODER_H
+
+#include "o3dgcCommon.h"
+#include "o3dgcTriangleFans.h"
+#include "o3dgcBinaryStream.h"
+#include "o3dgcAdjacencyInfo.h"
+
+namespace o3dgc
+{
+    
+    //! 
+    template <class T>
+    class TriangleListDecoder
+    {
+    public:    
+        //! Constructor.
+                                    TriangleListDecoder(void)
+                                    {
+                                        m_vertexCount            = 0;
+                                        m_triangleCount          = 0;
+                                        m_numTriangles           = 0;
+                                        m_numVertices            = 0;
+                                        m_triangles              = 0;
+                                        m_numConqueredTriangles  = 0;
+                                        m_numVisitedVertices     = 0;
+                                        m_visitedVertices        = 0;
+                                        m_visitedVerticesValence = 0;
+                                        m_maxNumVertices         = 0;
+                                        m_maxNumTriangles        = 0;
+                                        m_itNumTFans             = 0;
+                                        m_itDegree               = 0;
+                                        m_itConfig               = 0;
+                                        m_itOperation            = 0;
+                                        m_itIndex                = 0;
+                                        m_tempTriangles          = 0;
+                                        m_tempTrianglesSize      = 0;
+                                        m_decodeTrianglesOrder   = false;
+                                        m_decodeVerticesOrder    = false;
+                                    };
+        //! Destructor.
+                                    ~TriangleListDecoder(void)
+                                    {
+                                        delete [] m_tempTriangles;
+                                    };
+
+        O3DGCStreamType       GetStreamType()       const { return m_streamType; }
+        bool                        GetReorderTriangles() const { return m_decodeTrianglesOrder; }        
+        bool                        GetReorderVertices()  const { return m_decodeVerticesOrder; }        
+        void                        SetStreamType(O3DGCStreamType streamType) { m_streamType = streamType; }
+        const AdjacencyInfo &       GetVertexToTriangle() const { return m_vertexToTriangle;}
+        O3DGCErrorCode              Decode(T * const triangles,
+                                           const long numTriangles,
+                                           const long numVertices,
+                                           const BinaryStream & bstream,
+                                           unsigned long & iterator)
+                                    {
+                                        unsigned char compressionMask = bstream.ReadUChar(iterator, m_streamType); 
+                                        m_decodeTrianglesOrder = ( (compressionMask&2) != 0);
+                                        m_decodeVerticesOrder = ( (compressionMask&1) != 0); 
+                                        if (m_decodeVerticesOrder)  // vertices reordering not supported
+                                        {
+                                            return O3DGC_ERROR_NON_SUPPORTED_FEATURE;
+                                        }
+                                        unsigned long maxSizeV2T = bstream.ReadUInt32(iterator, m_streamType);
+                                        Init(triangles, numTriangles, numVertices, maxSizeV2T);
+                                        m_ctfans.Load(bstream, iterator, m_decodeTrianglesOrder, m_streamType);
+                                        Decompress();
+                                        return O3DGC_OK;
+                                    }
+        O3DGCErrorCode              Reorder();
+
+        private:
+        O3DGCErrorCode              Init(T * const triangles, 
+                                         const long numTriangles,
+                                         const long numVertices,
+                                         const long maxSizeV2T);
+        O3DGCErrorCode              Decompress();
+        O3DGCErrorCode              CompueLocalConnectivityInfo(const long focusVertex);
+        O3DGCErrorCode              DecompressTFAN(const long focusVertex);
+
+        unsigned long               m_itNumTFans;
+        unsigned long               m_itDegree;
+        unsigned long               m_itConfig;
+        unsigned long               m_itOperation;
+        unsigned long               m_itIndex;
+        long                        m_maxNumVertices;
+        long                        m_maxNumTriangles;
+        long                        m_numTriangles;
+        long                        m_numVertices;
+        long                        m_tempTrianglesSize;
+        T *                         m_triangles;
+        T *                         m_tempTriangles;
+        long                        m_vertexCount;
+        long                        m_triangleCount;
+        long                        m_numConqueredTriangles;
+        long                        m_numVisitedVertices;
+        long *                      m_visitedVertices;
+        long *                      m_visitedVerticesValence;
+        AdjacencyInfo               m_vertexToTriangle;
+        CompressedTriangleFans      m_ctfans;
+        TriangleFans                m_tfans;
+        O3DGCStreamType       m_streamType;
+        bool                        m_decodeTrianglesOrder;
+        bool                        m_decodeVerticesOrder;
+    };
+}
+#include "o3dgcTriangleListDecoder.inl"    // template implementation
+#endif // O3DGC_TRIANGLE_LIST_DECODER_H
+