add assimp submodule

1 files changed, 475 insertions, 0 deletions

diff --git a/src/mesh/assimp-master/contrib/Open3DGC/o3dgcTriangleFans.cpp b/src/mesh/assimp-master/contrib/Open3DGC/o3dgcTriangleFans.cpp
new file mode 100644
index 0000000..078ed16
--- /dev/null
+++ b/src/mesh/assimp-master/contrib/Open3DGC/o3dgcTriangleFans.cpp
@@ -0,0 +1,475 @@
+/*
+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.
+*/
+
+#include "o3dgcTriangleFans.h"
+#include "o3dgcArithmeticCodec.h"
+
+//#define DEBUG_VERBOSE
+
+namespace o3dgc
+{
+#ifdef DEBUG_VERBOSE
+        FILE* g_fileDebugTF = NULL;
+#endif //DEBUG_VERBOSE
+
+    O3DGCErrorCode    SaveUIntData(const Vector<long> & data,
+                                   BinaryStream & bstream) 
+    {
+        unsigned long start = bstream.GetSize();
+        bstream.WriteUInt32ASCII(0);
+        const unsigned long size       = data.GetSize();
+        bstream.WriteUInt32ASCII(size);
+        for(unsigned long i = 0; i < size; ++i)
+        {
+            bstream.WriteUIntASCII(data[i]);
+        }
+        bstream.WriteUInt32ASCII(start, bstream.GetSize() - start);
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    SaveIntData(const Vector<long> & data,
+                                  BinaryStream & bstream) 
+    {
+        unsigned long start = bstream.GetSize();
+        bstream.WriteUInt32ASCII(0);
+        const unsigned long size       = data.GetSize();
+        bstream.WriteUInt32ASCII(size);
+        for(unsigned long i = 0; i < size; ++i)
+        {
+            bstream.WriteIntASCII(data[i]);
+        }
+        bstream.WriteUInt32ASCII(start, bstream.GetSize() - start);
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    SaveBinData(const Vector<long> & data,
+                                  BinaryStream & bstream) 
+    {
+        unsigned long start = bstream.GetSize();
+        bstream.WriteUInt32ASCII(0);
+        const unsigned long size = data.GetSize();
+        long symbol;
+        bstream.WriteUInt32ASCII(size);
+        for(unsigned long i = 0; i < size; )
+        {
+            symbol = 0;
+            for(unsigned long h = 0; h < O3DGC_BINARY_STREAM_BITS_PER_SYMBOL0 && i < size; ++h)
+            {
+                symbol += (data[i] << h);
+                ++i;
+            }
+            bstream.WriteUCharASCII((unsigned char) symbol);
+        }
+        bstream.WriteUInt32ASCII(start, bstream.GetSize() - start);
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    CompressedTriangleFans::SaveUIntAC(const Vector<long> & data,
+                                                         const unsigned long M,
+                                                         BinaryStream & bstream) 
+    {
+        unsigned long start = bstream.GetSize();     
+        const unsigned int NMAX = data.GetSize() * 8 + 100;
+        const unsigned long size       = data.GetSize();
+        long minValue = O3DGC_MAX_LONG;
+        bstream.WriteUInt32Bin(0);
+        bstream.WriteUInt32Bin(size);
+        if (size > 0)
+        {
+    #ifdef DEBUG_VERBOSE
+            printf("-----------\nsize %i, start %i\n", size, start);
+            fprintf(g_fileDebugTF, "-----------\nsize %i, start %i\n", size, start);
+    #endif //DEBUG_VERBOSE
+
+            for(unsigned long i = 0; i < size; ++i)
+            {
+                if (minValue > data[i]) 
+                {
+                    minValue = data[i];
+                }
+    #ifdef DEBUG_VERBOSE
+                printf("%i\t%i\n", i, data[i]);
+                fprintf(g_fileDebugTF, "%i\t%i\n", i, data[i]);
+    #endif //DEBUG_VERBOSE
+            }
+            bstream.WriteUInt32Bin(minValue);
+            if ( m_sizeBufferAC < NMAX )
+            {
+                delete [] m_bufferAC;
+                m_sizeBufferAC = NMAX;
+                m_bufferAC     = new unsigned char [m_sizeBufferAC];
+            }
+            Arithmetic_Codec ace;
+            ace.set_buffer(NMAX, m_bufferAC);
+            ace.start_encoder();
+            Adaptive_Data_Model mModelValues(M+1);
+            for(unsigned long i = 0; i < size; ++i)
+            {
+                ace.encode(data[i]-minValue, mModelValues);
+            }
+            unsigned long encodedBytes = ace.stop_encoder();
+            for(unsigned long i = 0; i < encodedBytes; ++i)
+            {
+                bstream.WriteUChar8Bin(m_bufferAC[i]);
+            }
+        }
+        bstream.WriteUInt32Bin(start, bstream.GetSize() - start);
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    CompressedTriangleFans::SaveBinAC(const Vector<long> & data,
+                                                         BinaryStream & bstream) 
+    {
+        unsigned long start = bstream.GetSize();     
+        const unsigned int NMAX = data.GetSize() * 8 + 100;
+        const unsigned long size       = data.GetSize();
+        bstream.WriteUInt32Bin(0);
+        bstream.WriteUInt32Bin(size);
+        if (size > 0)
+        {
+            if ( m_sizeBufferAC < NMAX )
+            {
+                delete [] m_bufferAC;
+                m_sizeBufferAC = NMAX;
+                m_bufferAC     = new unsigned char [m_sizeBufferAC];
+            }
+            Arithmetic_Codec ace;
+            ace.set_buffer(NMAX, m_bufferAC);
+            ace.start_encoder();
+            Adaptive_Bit_Model bModel;
+    #ifdef DEBUG_VERBOSE
+            printf("-----------\nsize %i, start %i\n", size, start);
+            fprintf(g_fileDebugTF, "-----------\nsize %i, start %i\n", size, start);
+    #endif //DEBUG_VERBOSE
+            for(unsigned long i = 0; i < size; ++i)
+            {
+                ace.encode(data[i], bModel);
+    #ifdef DEBUG_VERBOSE
+                printf("%i\t%i\n", i, data[i]);
+                fprintf(g_fileDebugTF, "%i\t%i\n", i, data[i]);
+    #endif //DEBUG_VERBOSE
+            }
+            unsigned long encodedBytes = ace.stop_encoder();
+            for(unsigned long i = 0; i < encodedBytes; ++i)
+            {
+                bstream.WriteUChar8Bin(m_bufferAC[i]);
+            }
+        }
+        bstream.WriteUInt32Bin(start, bstream.GetSize() - start);
+        return O3DGC_OK;
+    }
+
+    O3DGCErrorCode    CompressedTriangleFans::SaveIntACEGC(const Vector<long> & data,
+                                                            const unsigned long M,
+                                                            BinaryStream & bstream) 
+    {
+        unsigned long start = bstream.GetSize();
+        const unsigned int NMAX = data.GetSize() * 8 + 100;
+        const unsigned long size       = data.GetSize();
+        long minValue = 0;
+        bstream.WriteUInt32Bin(0);
+        bstream.WriteUInt32Bin(size);
+        if (size > 0)
+        {
+#ifdef DEBUG_VERBOSE
+            printf("-----------\nsize %i, start %i\n", size, start);
+            fprintf(g_fileDebugTF, "-----------\nsize %i, start %i\n", size, start);
+#endif //DEBUG_VERBOSE
+            for(unsigned long i = 0; i < size; ++i)
+            {
+                if (minValue > data[i]) 
+                {
+                    minValue = data[i];
+                }
+#ifdef DEBUG_VERBOSE
+                printf("%i\t%i\n", i, data[i]);
+                fprintf(g_fileDebugTF, "%i\t%i\n", i, data[i]);
+#endif //DEBUG_VERBOSE
+            }
+            bstream.WriteUInt32Bin(minValue + O3DGC_MAX_LONG);
+            if ( m_sizeBufferAC < NMAX )
+            {
+                delete [] m_bufferAC;
+                m_sizeBufferAC = NMAX;
+                m_bufferAC     = new unsigned char [m_sizeBufferAC];
+            }
+            Arithmetic_Codec ace;
+            ace.set_buffer(NMAX, m_bufferAC);
+            ace.start_encoder();
+            Adaptive_Data_Model mModelValues(M+2);
+            Static_Bit_Model bModel0;
+            Adaptive_Bit_Model bModel1;
+            unsigned long value;
+            for(unsigned long i = 0; i < size; ++i)
+            {
+                value = data[i]-minValue;
+                if (value < M) 
+                {
+                    ace.encode(value, mModelValues);
+                }
+                else 
+                {
+                    ace.encode(M, mModelValues);
+                    ace.ExpGolombEncode(value-M, 0, bModel0, bModel1);
+                }
+            }
+            unsigned long encodedBytes = ace.stop_encoder();
+            for(unsigned long i = 0; i < encodedBytes; ++i)
+            {
+                bstream.WriteUChar8Bin(m_bufferAC[i]);
+            }
+        }
+        bstream.WriteUInt32Bin(start, bstream.GetSize() - start);
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    CompressedTriangleFans::Save(BinaryStream & bstream, bool encodeTrianglesOrder, O3DGCStreamType streamType) 
+    {
+#ifdef DEBUG_VERBOSE
+        g_fileDebugTF = fopen("SaveIntACEGC_new.txt", "w");
+#endif //DEBUG_VERBOSE
+
+        if (streamType == O3DGC_STREAM_TYPE_ASCII)
+        {
+            SaveUIntData(m_numTFANs  , bstream);
+            SaveUIntData(m_degrees   , bstream);
+            SaveUIntData(m_configs   , bstream);
+            SaveBinData (m_operations, bstream);
+            SaveIntData (m_indices   , bstream);
+            if (encodeTrianglesOrder)
+            {
+                SaveUIntData(m_trianglesOrder, bstream);
+            }
+        }
+        else
+        {
+            SaveIntACEGC(m_numTFANs  , 4 , bstream);
+            SaveIntACEGC(m_degrees   , 16, bstream);
+            SaveUIntAC  (m_configs   , 10, bstream);
+            SaveBinAC   (m_operations,     bstream);
+            SaveIntACEGC(m_indices   , 8 , bstream);
+            if (encodeTrianglesOrder)
+            {
+                SaveIntACEGC(m_trianglesOrder , 16, bstream);
+            }
+        }
+#ifdef DEBUG_VERBOSE
+        fclose(g_fileDebugTF);
+#endif //DEBUG_VERBOSE
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    LoadUIntData(Vector<long> & data,
+                                  const BinaryStream & bstream,
+                                  unsigned long & iterator) 
+    {
+        bstream.ReadUInt32ASCII(iterator);
+        const unsigned long size = bstream.ReadUInt32ASCII(iterator);
+        data.Allocate(size);
+        data.Clear();
+        for(unsigned long i = 0; i < size; ++i)
+        {
+            data.PushBack(bstream.ReadUIntASCII(iterator));
+        }
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    LoadIntData(Vector<long> & data,
+                                  const BinaryStream & bstream,
+                                  unsigned long & iterator) 
+    {
+        bstream.ReadUInt32ASCII(iterator);
+        const unsigned long size = bstream.ReadUInt32ASCII(iterator);
+        data.Allocate(size);
+        data.Clear();
+        for(unsigned long i = 0; i < size; ++i)
+        {
+            data.PushBack(bstream.ReadIntASCII(iterator));
+        }
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    LoadBinData(Vector<long> & data,
+                                  const BinaryStream & bstream,
+                                  unsigned long & iterator) 
+    {
+        bstream.ReadUInt32ASCII(iterator);
+        const unsigned long size = bstream.ReadUInt32ASCII(iterator);
+        long symbol;
+        data.Allocate(size * O3DGC_BINARY_STREAM_BITS_PER_SYMBOL0);
+        data.Clear();
+        for(unsigned long i = 0; i < size;)
+        {
+            symbol = bstream.ReadUCharASCII(iterator);
+            for(unsigned long h = 0; h < O3DGC_BINARY_STREAM_BITS_PER_SYMBOL0; ++h)
+            {
+                data.PushBack(symbol & 1);
+                symbol >>= 1;
+                ++i;
+            }
+        }
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    LoadUIntAC(Vector<long> & data,
+                                 const unsigned long M,
+                                 const BinaryStream & bstream,
+                                 unsigned long & iterator) 
+    {
+        unsigned long sizeSize = bstream.ReadUInt32Bin(iterator) - 12;
+        unsigned long size     = bstream.ReadUInt32Bin(iterator);
+        if (size == 0)
+        {
+            return O3DGC_OK;
+        }
+        long minValue   = bstream.ReadUInt32Bin(iterator);
+        unsigned char * buffer = 0;
+        bstream.GetBuffer(iterator, buffer);
+        iterator += sizeSize;
+        data.Allocate(size);
+        Arithmetic_Codec acd;
+        acd.set_buffer(sizeSize, buffer);
+        acd.start_decoder();
+        Adaptive_Data_Model mModelValues(M+1);
+#ifdef DEBUG_VERBOSE
+        printf("-----------\nsize %i\n", size);
+        fprintf(g_fileDebugTF, "size %i\n", size);
+#endif //DEBUG_VERBOSE
+        for(unsigned long i = 0; i < size; ++i)
+        {
+            data.PushBack(acd.decode(mModelValues)+minValue);
+#ifdef DEBUG_VERBOSE
+            printf("%i\t%i\n", i, data[i]);
+            fprintf(g_fileDebugTF, "%i\t%i\n", i, data[i]);
+#endif //DEBUG_VERBOSE
+        }
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    LoadIntACEGC(Vector<long> & data,
+                                   const unsigned long M,
+                                   const BinaryStream & bstream,
+                                   unsigned long & iterator) 
+    {
+        unsigned long sizeSize = bstream.ReadUInt32Bin(iterator) - 12;
+        unsigned long size     = bstream.ReadUInt32Bin(iterator);
+        if (size == 0)
+        {
+            return O3DGC_OK;
+        }
+        long minValue   = bstream.ReadUInt32Bin(iterator) - O3DGC_MAX_LONG;
+        unsigned char * buffer = 0;
+        bstream.GetBuffer(iterator, buffer);
+        iterator += sizeSize;
+        data.Allocate(size);
+        Arithmetic_Codec acd;
+        acd.set_buffer(sizeSize, buffer);
+        acd.start_decoder();
+        Adaptive_Data_Model mModelValues(M+2);
+        Static_Bit_Model bModel0;
+        Adaptive_Bit_Model bModel1;
+        unsigned long value;
+
+#ifdef DEBUG_VERBOSE
+        printf("-----------\nsize %i\n", size);
+        fprintf(g_fileDebugTF, "size %i\n", size);
+#endif //DEBUG_VERBOSE
+        for(unsigned long i = 0; i < size; ++i)
+        {
+            value = acd.decode(mModelValues);
+            if ( value == M)
+            {
+                value += acd.ExpGolombDecode(0, bModel0, bModel1);
+            }
+            data.PushBack(value + minValue);
+#ifdef DEBUG_VERBOSE
+            printf("%i\t%i\n", i, data[i]);
+            fprintf(g_fileDebugTF, "%i\t%i\n", i, data[i]);
+#endif //DEBUG_VERBOSE
+        }
+#ifdef DEBUG_VERBOSE
+        fflush(g_fileDebugTF);
+#endif //DEBUG_VERBOSE
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    LoadBinAC(Vector<long> & data,
+                                const BinaryStream & bstream,
+                                unsigned long & iterator) 
+    {
+        unsigned long sizeSize = bstream.ReadUInt32Bin(iterator) - 8;
+        unsigned long size     = bstream.ReadUInt32Bin(iterator);
+        if (size == 0)
+        {
+            return O3DGC_OK;
+        }
+        unsigned char * buffer = 0;
+        bstream.GetBuffer(iterator, buffer);
+        iterator += sizeSize;
+        data.Allocate(size);
+        Arithmetic_Codec acd;
+        acd.set_buffer(sizeSize, buffer);
+        acd.start_decoder();
+        Adaptive_Bit_Model bModel;
+#ifdef DEBUG_VERBOSE
+        printf("-----------\nsize %i\n", size);
+        fprintf(g_fileDebugTF, "size %i\n", size);
+#endif //DEBUG_VERBOSE
+        for(unsigned long i = 0; i < size; ++i)
+        {
+            data.PushBack(acd.decode(bModel));
+#ifdef DEBUG_VERBOSE
+            printf("%i\t%i\n", i, data[i]);
+            fprintf(g_fileDebugTF, "%i\t%i\n", i, data[i]);
+#endif //DEBUG_VERBOSE
+        }
+        return O3DGC_OK;
+    }
+    O3DGCErrorCode    CompressedTriangleFans::Load(const BinaryStream & bstream,
+                                                   unsigned long & iterator, 
+                                                   bool decodeTrianglesOrder,
+                                                   O3DGCStreamType streamType) 
+    {
+#ifdef DEBUG_VERBOSE
+        g_fileDebugTF = fopen("Load_new.txt", "w");
+#endif //DEBUG_VERBOSE
+        if (streamType == O3DGC_STREAM_TYPE_ASCII)
+        {
+            LoadUIntData(m_numTFANs  , bstream, iterator);
+            LoadUIntData(m_degrees   , bstream, iterator);
+            LoadUIntData(m_configs   , bstream, iterator);
+            LoadBinData (m_operations, bstream, iterator);
+            LoadIntData (m_indices   , bstream, iterator);
+            if (decodeTrianglesOrder)
+            {
+                LoadUIntData(m_trianglesOrder , bstream, iterator);
+            }
+        }
+        else
+        {
+            LoadIntACEGC(m_numTFANs  , 4 , bstream, iterator);
+            LoadIntACEGC(m_degrees   , 16, bstream, iterator);
+            LoadUIntAC  (m_configs   , 10, bstream, iterator);
+            LoadBinAC   (m_operations,     bstream, iterator);
+            LoadIntACEGC(m_indices   , 8 , bstream, iterator);
+            if (decodeTrianglesOrder)
+            {
+                LoadIntACEGC(m_trianglesOrder , 16, bstream, iterator);
+            }
+        }
+
+#ifdef DEBUG_VERBOSE
+        fclose(g_fileDebugTF);
+#endif //DEBUG_VERBOSE
+        return O3DGC_OK;
+    }
+}
+