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-rw-r--r--libs/assimp/contrib/Open3DGC/o3dgcSC3DMCDecoder.inl861
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diff --git a/libs/assimp/contrib/Open3DGC/o3dgcSC3DMCDecoder.inl b/libs/assimp/contrib/Open3DGC/o3dgcSC3DMCDecoder.inl
deleted file mode 100644
index 8bd85f2..0000000
--- a/libs/assimp/contrib/Open3DGC/o3dgcSC3DMCDecoder.inl
+++ /dev/null
@@ -1,861 +0,0 @@
-/*
-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_SC3DMC_DECODER_INL
-#define O3DGC_SC3DMC_DECODER_INL
-
-#include "o3dgcArithmeticCodec.h"
-#include "o3dgcTimer.h"
-
-#ifdef _MSC_VER
-# pragma warning(push)
-# pragma warning( disable : 4456)
-#endif // _MSC_VER
-
-//#define DEBUG_VERBOSE
-
-namespace o3dgc
-{
-#ifdef DEBUG_VERBOSE
- FILE * g_fileDebugSC3DMCDec = NULL;
-#endif //DEBUG_VERBOSE
-
- template<class T>
- O3DGCErrorCode SC3DMCDecoder<T>::DecodeHeader(IndexedFaceSet<T> & ifs,
- const BinaryStream & bstream)
- {
- unsigned long iterator0 = m_iterator;
- unsigned long start_code = bstream.ReadUInt32(m_iterator, O3DGC_STREAM_TYPE_BINARY);
- if (start_code != O3DGC_SC3DMC_START_CODE)
- {
- m_iterator = iterator0;
- start_code = bstream.ReadUInt32(m_iterator, O3DGC_STREAM_TYPE_ASCII);
- if (start_code != O3DGC_SC3DMC_START_CODE)
- {
- return O3DGC_ERROR_CORRUPTED_STREAM;
- }
- else
- {
- m_streamType = O3DGC_STREAM_TYPE_ASCII;
- }
- }
- else
- {
- m_streamType = O3DGC_STREAM_TYPE_BINARY;
- }
-
- m_streamSize = bstream.ReadUInt32(m_iterator, m_streamType);
- m_params.SetEncodeMode( (O3DGCSC3DMCEncodingMode) bstream.ReadUChar(m_iterator, m_streamType));
-
- ifs.SetCreaseAngle((Real) bstream.ReadFloat32(m_iterator, m_streamType));
-
- unsigned char mask = bstream.ReadUChar(m_iterator, m_streamType);
-
- ifs.SetCCW ((mask & 1) == 1);
- // (mask & 2) == 1
- ifs.SetSolid (false);
- // (mask & 4) == 1
- ifs.SetConvex (false);
- // (mask & 8) == 1
- ifs.SetIsTriangularMesh(false);
- //bool markerBit0 = (mask & 16 ) == 1;
- //bool markerBit1 = (mask & 32 ) == 1;
- //bool markerBit2 = (mask & 64 ) == 1;
- //bool markerBit3 = (mask & 128) == 1;
-
- ifs.SetNCoord (bstream.ReadUInt32(m_iterator, m_streamType));
- ifs.SetNNormal (bstream.ReadUInt32(m_iterator, m_streamType));
-
-
- ifs.SetNumFloatAttributes(bstream.ReadUInt32(m_iterator, m_streamType));
- ifs.SetNumIntAttributes (bstream.ReadUInt32(m_iterator, m_streamType));
-
- if (ifs.GetNCoord() > 0)
- {
- ifs.SetNCoordIndex(bstream.ReadUInt32(m_iterator, m_streamType));
- for(int j=0 ; j<3 ; ++j)
- {
- ifs.SetCoordMin(j, (Real) bstream.ReadFloat32(m_iterator, m_streamType));
- ifs.SetCoordMax(j, (Real) bstream.ReadFloat32(m_iterator, m_streamType));
- }
- m_params.SetCoordQuantBits( bstream.ReadUChar(m_iterator, m_streamType) );
- }
- if (ifs.GetNNormal() > 0)
- {
- ifs.SetNNormalIndex(bstream.ReadUInt32(m_iterator, m_streamType));
- for(int j=0 ; j<3 ; ++j)
- {
- ifs.SetNormalMin(j, (Real) bstream.ReadFloat32(m_iterator, m_streamType));
- ifs.SetNormalMax(j, (Real) bstream.ReadFloat32(m_iterator, m_streamType));
- }
- ifs.SetNormalPerVertex(bstream.ReadUChar(m_iterator, m_streamType) == 1);
- m_params.SetNormalQuantBits(bstream.ReadUChar(m_iterator, m_streamType));
- }
-
- for(unsigned long a = 0; a < ifs.GetNumFloatAttributes(); ++a)
- {
- ifs.SetNFloatAttribute(a, bstream.ReadUInt32(m_iterator, m_streamType));
- if (ifs.GetNFloatAttribute(a) > 0)
- {
- ifs.SetNFloatAttributeIndex(a, bstream.ReadUInt32(m_iterator, m_streamType));
- unsigned char d = bstream.ReadUChar(m_iterator, m_streamType);
- ifs.SetFloatAttributeDim(a, d);
- for(unsigned char j = 0 ; j < d ; ++j)
- {
- ifs.SetFloatAttributeMin(a, j, (Real) bstream.ReadFloat32(m_iterator, m_streamType));
- ifs.SetFloatAttributeMax(a, j, (Real) bstream.ReadFloat32(m_iterator, m_streamType));
- }
- ifs.SetFloatAttributePerVertex(a, bstream.ReadUChar(m_iterator, m_streamType) == 1);
- ifs.SetFloatAttributeType(a, (O3DGCIFSFloatAttributeType) bstream.ReadUChar(m_iterator, m_streamType));
- m_params.SetFloatAttributeQuantBits(a, bstream.ReadUChar(m_iterator, m_streamType));
- }
- }
- for(unsigned long a = 0; a < ifs.GetNumIntAttributes(); ++a)
- {
- ifs.SetNIntAttribute(a, bstream.ReadUInt32(m_iterator, m_streamType));
- if (ifs.GetNIntAttribute(a) > 0)
- {
- ifs.SetNIntAttributeIndex(a, bstream.ReadUInt32(m_iterator, m_streamType));
- ifs.SetIntAttributeDim(a, bstream.ReadUChar(m_iterator, m_streamType));
- ifs.SetIntAttributePerVertex(a, bstream.ReadUChar(m_iterator, m_streamType) == 1);
- ifs.SetIntAttributeType(a, (O3DGCIFSIntAttributeType) bstream.ReadUChar(m_iterator, m_streamType));
- }
- }
- return O3DGC_OK;
- }
- template<class T>
- O3DGCErrorCode SC3DMCDecoder<T>::DecodePayload(IndexedFaceSet<T> & ifs,
- const BinaryStream & bstream)
- {
- O3DGCErrorCode ret = O3DGC_OK;
-#ifdef DEBUG_VERBOSE
- g_fileDebugSC3DMCDec = fopen("tfans_dec_main.txt", "w");
-#endif //DEBUG_VERBOSE
-
- m_triangleListDecoder.SetStreamType(m_streamType);
- m_stats.m_streamSizeCoordIndex = m_iterator;
- Timer timer;
- timer.Tic();
- m_triangleListDecoder.Decode(ifs.GetCoordIndex(), ifs.GetNCoordIndex(), ifs.GetNCoord(), bstream, m_iterator);
- timer.Toc();
- m_stats.m_timeCoordIndex = timer.GetElapsedTime();
- m_stats.m_streamSizeCoordIndex = m_iterator - m_stats.m_streamSizeCoordIndex;
-
- // decode coord
- m_stats.m_streamSizeCoord = m_iterator;
- timer.Tic();
- if (ifs.GetNCoord() > 0)
- {
- ret = DecodeFloatArray(ifs.GetCoord(), ifs.GetNCoord(), 3, 3, ifs.GetCoordMin(), ifs.GetCoordMax(),
- m_params.GetCoordQuantBits(), ifs, m_params.GetCoordPredMode(), bstream);
- }
- if (ret != O3DGC_OK)
- {
- return ret;
- }
- timer.Toc();
- m_stats.m_timeCoord = timer.GetElapsedTime();
- m_stats.m_streamSizeCoord = m_iterator - m_stats.m_streamSizeCoord;
-
- // decode Normal
- m_stats.m_streamSizeNormal = m_iterator;
- timer.Tic();
- if (ifs.GetNNormal() > 0)
- {
- DecodeFloatArray(ifs.GetNormal(), ifs.GetNNormal(), 3, 3, ifs.GetNormalMin(), ifs.GetNormalMax(),
- m_params.GetNormalQuantBits(), ifs, m_params.GetNormalPredMode(), bstream);
- }
- if (ret != O3DGC_OK)
- {
- return ret;
- }
- timer.Toc();
- m_stats.m_timeNormal = timer.GetElapsedTime();
- m_stats.m_streamSizeNormal = m_iterator - m_stats.m_streamSizeNormal;
-
- // decode FloatAttributes
- for(unsigned long a = 0; a < ifs.GetNumFloatAttributes(); ++a)
- {
- m_stats.m_streamSizeFloatAttribute[a] = m_iterator;
- timer.Tic();
- DecodeFloatArray(ifs.GetFloatAttribute(a), ifs.GetNFloatAttribute(a), ifs.GetFloatAttributeDim(a), ifs.GetFloatAttributeDim(a),
- ifs.GetFloatAttributeMin(a), ifs.GetFloatAttributeMax(a),
- m_params.GetFloatAttributeQuantBits(a), ifs, m_params.GetFloatAttributePredMode(a), bstream);
- timer.Toc();
- m_stats.m_timeFloatAttribute[a] = timer.GetElapsedTime();
- m_stats.m_streamSizeFloatAttribute[a] = m_iterator - m_stats.m_streamSizeFloatAttribute[a];
- }
- if (ret != O3DGC_OK)
- {
- return ret;
- }
-
- // decode IntAttributes
- for(unsigned long a = 0; a < ifs.GetNumIntAttributes(); ++a)
- {
- m_stats.m_streamSizeIntAttribute[a] = m_iterator;
- timer.Tic();
- DecodeIntArray(ifs.GetIntAttribute(a), ifs.GetNIntAttribute(a), ifs.GetIntAttributeDim(a), ifs.GetIntAttributeDim(a),
- ifs, m_params.GetIntAttributePredMode(a), bstream);
- timer.Toc();
- m_stats.m_timeIntAttribute[a] = timer.GetElapsedTime();
- m_stats.m_streamSizeIntAttribute[a] = m_iterator - m_stats.m_streamSizeIntAttribute[a];
- }
- if (ret != O3DGC_OK)
- {
- return ret;
- }
-
- timer.Tic();
- m_triangleListDecoder.Reorder();
- timer.Toc();
- m_stats.m_timeReorder = timer.GetElapsedTime();
-
-#ifdef DEBUG_VERBOSE
- fclose(g_fileDebugSC3DMCDec);
-#endif //DEBUG_VERBOSE
- return ret;
- }
- template<class T>
- O3DGCErrorCode SC3DMCDecoder<T>::DecodeIntArray(long * const intArray,
- unsigned long numIntArray,
- unsigned long dimIntArray,
- unsigned long stride,
- const IndexedFaceSet<T> & ifs,
- O3DGCSC3DMCPredictionMode & predMode,
- const BinaryStream & bstream)
- {
- assert(dimIntArray < O3DGC_SC3DMC_MAX_DIM_ATTRIBUTES);
- long predResidual;
- SC3DMCPredictor m_neighbors [O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS];
- Arithmetic_Codec acd;
- Static_Bit_Model bModel0;
- Adaptive_Bit_Model bModel1;
- Adaptive_Data_Model mModelPreds(O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS+1);
- unsigned long nPred;
-
- const AdjacencyInfo & v2T = m_triangleListDecoder.GetVertexToTriangle();
- const T * const triangles = ifs.GetCoordIndex();
- const long nvert = (long) numIntArray;
- unsigned char * buffer = 0;
- unsigned long start = m_iterator;
- unsigned long streamSize = bstream.ReadUInt32(m_iterator, m_streamType); // bitsream size
- unsigned char mask = bstream.ReadUChar(m_iterator, m_streamType);
- O3DGCSC3DMCBinarization binarization = (O3DGCSC3DMCBinarization)((mask >> 4) & 7);
- predMode = (O3DGCSC3DMCPredictionMode)(mask & 7);
- streamSize -= (m_iterator - start);
- unsigned long iteratorPred = m_iterator + streamSize;
- unsigned int exp_k = 0;
- unsigned int M = 0;
- if (m_streamType != O3DGC_STREAM_TYPE_ASCII)
- {
- if (binarization != O3DGC_SC3DMC_BINARIZATION_AC_EGC)
- {
- return O3DGC_ERROR_CORRUPTED_STREAM;
- }
- bstream.GetBuffer(m_iterator, buffer);
- m_iterator += streamSize;
- acd.set_buffer(streamSize, buffer);
- acd.start_decoder();
- exp_k = acd.ExpGolombDecode(0, bModel0, bModel1);
- M = acd.ExpGolombDecode(0, bModel0, bModel1);
- }
- else
- {
- if (binarization != O3DGC_SC3DMC_BINARIZATION_ASCII)
- {
- return O3DGC_ERROR_CORRUPTED_STREAM;
- }
- bstream.ReadUInt32(iteratorPred, m_streamType); // predictors bitsream size
- }
- Adaptive_Data_Model mModelValues(M+2);
-
-#ifdef DEBUG_VERBOSE
- printf("IntArray (%i, %i)\n", numIntArray, dimIntArray);
- fprintf(g_fileDebugSC3DMCDec, "IntArray (%i, %i)\n", numIntArray, dimIntArray);
-#endif //DEBUG_VERBOSE
-
- for (long v=0; v < nvert; ++v)
- {
- nPred = 0;
- if ( v2T.GetNumNeighbors(v) > 0 &&
- predMode != O3DGC_SC3DMC_NO_PREDICTION)
- {
- int u0 = v2T.Begin(v);
- int u1 = v2T.End(v);
- for (long u = u0; u < u1; u++)
- {
- long ta = v2T.GetNeighbor(u);
- if (ta < 0)
- {
- break;
- }
- for(long k = 0; k < 3; ++k)
- {
- long w = triangles[ta*3 + k];
- if ( w < v )
- {
- SC3DMCTriplet id = {-1, -1, w};
- unsigned long p = Insert(id, nPred, m_neighbors);
- if (p != 0xFFFFFFFF)
- {
- for (unsigned long i = 0; i < dimIntArray; i++)
- {
- m_neighbors[p].m_pred[i] = intArray[w*stride+i];
- }
- }
- }
- }
- }
- }
- if (nPred > 1)
- {
-#ifdef DEBUG_VERBOSE1
- printf("\t\t vm %i\n", v);
- fprintf(g_fileDebugSC3DMCDec, "\t\t vm %i\n", v);
- for (unsigned long p = 0; p < nPred; ++p)
- {
- printf("\t\t pred a = %i b = %i c = %i \n", m_neighbors[p].m_id.m_a, m_neighbors[p].m_id.m_b, m_neighbors[p].m_id.m_c);
- fprintf(g_fileDebugSC3DMCDec, "\t\t pred a = %i b = %i c = %i \n", m_neighbors[p].m_id.m_a, m_neighbors[p].m_id.m_b, m_neighbors[p].m_id.m_c);
- for (unsigned long i = 0; i < dimIntArray; ++i)
- {
- printf("\t\t\t %i\n", m_neighbors[p].m_pred[i]);
- fprintf(g_fileDebugSC3DMCDec, "\t\t\t %i\n", m_neighbors[p].m_pred[i]);
- }
- }
-#endif //DEBUG_VERBOSE
- unsigned long bestPred;
- if (m_streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- bestPred = bstream.ReadUCharASCII(iteratorPred);
- }
- else
- {
- bestPred = acd.decode(mModelPreds);
- }
-#ifdef DEBUG_VERBOSE1
- printf("best (%i, %i, %i) \t pos %i\n", m_neighbors[bestPred].m_id.m_a, m_neighbors[bestPred].m_id.m_b, m_neighbors[bestPred].m_id.m_c, bestPred);
- fprintf(g_fileDebugSC3DMCDec, "best (%i, %i, %i) \t pos %i\n", m_neighbors[bestPred].m_id.m_a, m_neighbors[bestPred].m_id.m_b, m_neighbors[bestPred].m_id.m_c, bestPred);
-#endif //DEBUG_VERBOSE
- for (unsigned long i = 0; i < dimIntArray; i++)
- {
- if (m_streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- predResidual = bstream.ReadIntASCII(m_iterator);
- }
- else
- {
- predResidual = DecodeIntACEGC(acd, mModelValues, bModel0, bModel1, exp_k, M);
- }
- intArray[v*stride+i] = predResidual + m_neighbors[bestPred].m_pred[i];
-#ifdef DEBUG_VERBOSE
- printf("%i \t %i \t [%i]\n", v*dimIntArray+i, predResidual, m_neighbors[bestPred].m_pred[i]);
- fprintf(g_fileDebugSC3DMCDec, "%i \t %i \t [%i]\n", v*dimIntArray+i, predResidual, m_neighbors[bestPred].m_pred[i]);
-#endif //DEBUG_VERBOSE
- }
- }
- else if (v > 0 && predMode != O3DGC_SC3DMC_NO_PREDICTION)
- {
- for (unsigned long i = 0; i < dimIntArray; i++)
- {
- if (m_streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- predResidual = bstream.ReadIntASCII(m_iterator);
- }
- else
- {
- predResidual = DecodeIntACEGC(acd, mModelValues, bModel0, bModel1, exp_k, M);
- }
- intArray[v*stride+i] = predResidual + intArray[(v-1)*stride+i];
-#ifdef DEBUG_VERBOSE
- printf("%i \t %i\n", v*dimIntArray+i, predResidual);
- fprintf(g_fileDebugSC3DMCDec, "%i \t %i\n", v*dimIntArray+i, predResidual);
-#endif //DEBUG_VERBOSE
- }
- }
- else
- {
- for (unsigned long i = 0; i < dimIntArray; i++)
- {
- if (m_streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- predResidual = bstream.ReadUIntASCII(m_iterator);
- }
- else
- {
- predResidual = DecodeUIntACEGC(acd, mModelValues, bModel0, bModel1, exp_k, M);
- }
- intArray[v*stride+i] = predResidual;
-#ifdef DEBUG_VERBOSE
- printf("%i \t %i\n", v*dimIntArray+i, predResidual);
- fprintf(g_fileDebugSC3DMCDec, "%i \t %i\n", v*dimIntArray+i, predResidual);
-#endif //DEBUG_VERBOSE
- }
- }
- }
- m_iterator = iteratorPred;
-#ifdef DEBUG_VERBOSE
- fflush(g_fileDebugSC3DMCDec);
-#endif //DEBUG_VERBOSE
- return O3DGC_OK;
- }
- template <class T>
- O3DGCErrorCode SC3DMCDecoder<T>::ProcessNormals(const IndexedFaceSet<T> & ifs)
- {
- const long nvert = (long) ifs.GetNNormal();
- const unsigned long normalSize = ifs.GetNNormal() * 2;
- if (m_normalsSize < normalSize)
- {
- delete [] m_normals;
- m_normalsSize = normalSize;
- m_normals = new Real [normalSize];
- }
- const AdjacencyInfo & v2T = m_triangleListDecoder.GetVertexToTriangle();
- const T * const triangles = ifs.GetCoordIndex();
- Vec3<long> p1, p2, p3, n0, nt;
- long na0 = 0, nb0 = 0;
- Real rna0, rnb0, norm0;
- char ni0 = 0, ni1 = 0;
- long a, b, c;
- for (long v=0; v < nvert; ++v)
- {
- n0.X() = 0;
- n0.Y() = 0;
- n0.Z() = 0;
- int u0 = v2T.Begin(v);
- int u1 = v2T.End(v);
- for (long u = u0; u < u1; u++)
- {
- long ta = v2T.GetNeighbor(u);
- if (ta == -1)
- {
- break;
- }
- a = triangles[ta*3 + 0];
- b = triangles[ta*3 + 1];
- c = triangles[ta*3 + 2];
- p1.X() = m_quantFloatArray[3*a];
- p1.Y() = m_quantFloatArray[3*a+1];
- p1.Z() = m_quantFloatArray[3*a+2];
- p2.X() = m_quantFloatArray[3*b];
- p2.Y() = m_quantFloatArray[3*b+1];
- p2.Z() = m_quantFloatArray[3*b+2];
- p3.X() = m_quantFloatArray[3*c];
- p3.Y() = m_quantFloatArray[3*c+1];
- p3.Z() = m_quantFloatArray[3*c+2];
- nt = (p2-p1)^(p3-p1);
- n0 += nt;
- }
- norm0 = (Real) n0.GetNorm();
- if (norm0 == 0.0)
- {
- norm0 = 1.0;
- }
- SphereToCube(n0.X(), n0.Y(), n0.Z(), na0, nb0, ni0);
-
-
- rna0 = na0 / norm0;
- rnb0 = nb0 / norm0;
- ni1 = ni0 + m_orientation[v];
- m_orientation[v] = ni1;
- if ( (ni1 >> 1) != (ni0 >> 1) )
- {
- rna0 = Real(0.0);
- rnb0 = Real(0.0);
- }
- m_normals[2*v] = rna0;
- m_normals[2*v+1] = rnb0;
-
-#ifdef DEBUG_VERBOSE1
- printf("n0 \t %i \t %i \t %i \t %i (%f, %f)\n", v, n0.X(), n0.Y(), n0.Z(), rna0, rnb0);
- fprintf(g_fileDebugSC3DMCDec, "n0 \t %i \t %i \t %i \t %i (%f, %f)\n", v, n0.X(), n0.Y(), n0.Z(), rna0, rnb0);
-#endif //DEBUG_VERBOSE
-
- }
- return O3DGC_OK;
- }
- template<class T>
- O3DGCErrorCode SC3DMCDecoder<T>::DecodeFloatArray(Real * const floatArray,
- unsigned long numFloatArray,
- unsigned long dimFloatArray,
- unsigned long stride,
- const Real * const minFloatArray,
- const Real * const maxFloatArray,
- unsigned long nQBits,
- const IndexedFaceSet<T> & ifs,
- O3DGCSC3DMCPredictionMode & predMode,
- const BinaryStream & bstream)
- {
- assert(dimFloatArray < O3DGC_SC3DMC_MAX_DIM_ATTRIBUTES);
- long predResidual;
- SC3DMCPredictor m_neighbors [O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS];
- Arithmetic_Codec acd;
- Static_Bit_Model bModel0;
- Adaptive_Bit_Model bModel1;
- Adaptive_Data_Model mModelPreds(O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS+1);
- unsigned long nPred;
-
- const AdjacencyInfo & v2T = m_triangleListDecoder.GetVertexToTriangle();
- const T * const triangles = ifs.GetCoordIndex();
- const long nvert = (long) numFloatArray;
- const unsigned long size = numFloatArray * dimFloatArray;
- unsigned char * buffer = 0;
- unsigned long start = m_iterator;
- unsigned long streamSize = bstream.ReadUInt32(m_iterator, m_streamType); // bitsream size
- unsigned char mask = bstream.ReadUChar(m_iterator, m_streamType);
- O3DGCSC3DMCBinarization binarization = (O3DGCSC3DMCBinarization)((mask >> 4) & 7);
- predMode = (O3DGCSC3DMCPredictionMode)(mask & 7);
- streamSize -= (m_iterator - start);
- unsigned long iteratorPred = m_iterator + streamSize;
- unsigned int exp_k = 0;
- unsigned int M = 0;
- if (m_streamType != O3DGC_STREAM_TYPE_ASCII)
- {
- if (binarization != O3DGC_SC3DMC_BINARIZATION_AC_EGC)
- {
- return O3DGC_ERROR_CORRUPTED_STREAM;
- }
- bstream.GetBuffer(m_iterator, buffer);
- m_iterator += streamSize;
- acd.set_buffer(streamSize, buffer);
- acd.start_decoder();
- exp_k = acd.ExpGolombDecode(0, bModel0, bModel1);
- M = acd.ExpGolombDecode(0, bModel0, bModel1);
- }
- else
- {
- if (binarization != O3DGC_SC3DMC_BINARIZATION_ASCII)
- {
- return O3DGC_ERROR_CORRUPTED_STREAM;
- }
- bstream.ReadUInt32(iteratorPred, m_streamType); // predictors bitsream size
- }
- Adaptive_Data_Model mModelValues(M+2);
-
-
- if (predMode == O3DGC_SC3DMC_SURF_NORMALS_PREDICTION)
- {
- m_orientation.Allocate(size);
- m_orientation.Clear();
- if (m_streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- for(unsigned long i = 0; i < numFloatArray; ++i)
- {
- m_orientation.PushBack((unsigned char) bstream.ReadIntASCII(m_iterator));
- }
- }
- else
- {
- Adaptive_Data_Model dModel(12);
- for(unsigned long i = 0; i < numFloatArray; ++i)
- {
- m_orientation.PushBack((unsigned char) UIntToInt(acd.decode(dModel)));
- }
- }
- ProcessNormals(ifs);
- dimFloatArray = 2;
- }
-#ifdef DEBUG_VERBOSE
- printf("FloatArray (%i, %i)\n", numFloatArray, dimFloatArray);
- fprintf(g_fileDebugSC3DMCDec, "FloatArray (%i, %i)\n", numFloatArray, dimFloatArray);
-#endif //DEBUG_VERBOSE
-
- if (m_quantFloatArraySize < size)
- {
- delete [] m_quantFloatArray;
- m_quantFloatArraySize = size;
- m_quantFloatArray = new long [size];
- }
- for (long v=0; v < nvert; ++v)
- {
- nPred = 0;
- if ( v2T.GetNumNeighbors(v) > 0 &&
- predMode != O3DGC_SC3DMC_NO_PREDICTION)
- {
- int u0 = v2T.Begin(v);
- int u1 = v2T.End(v);
- for (long u = u0; u < u1; u++)
- {
- long ta = v2T.GetNeighbor(u);
- if (ta < 0)
- {
- break;
- }
- if (predMode == O3DGC_SC3DMC_PARALLELOGRAM_PREDICTION)
- {
- long a,b;
- if ((long) triangles[ta*3] == v)
- {
- a = triangles[ta*3 + 1];
- b = triangles[ta*3 + 2];
- }
- else if ((long)triangles[ta*3 + 1] == v)
- {
- a = triangles[ta*3 + 0];
- b = triangles[ta*3 + 2];
- }
- else
- {
- a = triangles[ta*3 + 0];
- b = triangles[ta*3 + 1];
- }
- if ( a < v && b < v)
- {
- int u0 = v2T.Begin(a);
- int u1 = v2T.End(a);
- for (long u = u0; u < u1; u++)
- {
- long tb = v2T.GetNeighbor(u);
- if (tb < 0)
- {
- break;
- }
- long c = -1;
- bool foundB = false;
- for(long k = 0; k < 3; ++k)
- {
- long x = triangles[tb*3 + k];
- if (x == b)
- {
- foundB = true;
- }
- if (x < v && x != a && x != b)
- {
- c = x;
- }
- }
- if (c != -1 && foundB)
- {
- SC3DMCTriplet id = {min(a, b), max(a, b), -c-1};
- unsigned long p = Insert(id, nPred, m_neighbors);
- if (p != 0xFFFFFFFF)
- {
- for (unsigned long i = 0; i < dimFloatArray; i++)
- {
- m_neighbors[p].m_pred[i] = m_quantFloatArray[a*stride+i] +
- m_quantFloatArray[b*stride+i] -
- m_quantFloatArray[c*stride+i];
- }
- }
- }
- }
- }
- }
- if ( predMode == O3DGC_SC3DMC_SURF_NORMALS_PREDICTION ||
- predMode == O3DGC_SC3DMC_PARALLELOGRAM_PREDICTION ||
- predMode == O3DGC_SC3DMC_DIFFERENTIAL_PREDICTION )
- {
- for(long k = 0; k < 3; ++k)
- {
- long w = triangles[ta*3 + k];
- if ( w < v )
- {
- SC3DMCTriplet id = {-1, -1, w};
- unsigned long p = Insert(id, nPred, m_neighbors);
- if (p != 0xFFFFFFFF)
- {
- for (unsigned long i = 0; i < dimFloatArray; i++)
- {
- m_neighbors[p].m_pred[i] = m_quantFloatArray[w*stride+i];
- }
- }
- }
- }
- }
- }
- }
- if (nPred > 1)
- {
-#ifdef DEBUG_VERBOSE1
- printf("\t\t vm %i\n", v);
- fprintf(g_fileDebugSC3DMCDec, "\t\t vm %i\n", v);
- for (unsigned long p = 0; p < nPred; ++p)
- {
- printf("\t\t pred a = %i b = %i c = %i \n", m_neighbors[p].m_id.m_a, m_neighbors[p].m_id.m_b, m_neighbors[p].m_id.m_c);
- fprintf(g_fileDebugSC3DMCDec, "\t\t pred a = %i b = %i c = %i \n", m_neighbors[p].m_id.m_a, m_neighbors[p].m_id.m_b, m_neighbors[p].m_id.m_c);
- for (unsigned long i = 0; i < dimFloatArray; ++i)
- {
- printf("\t\t\t %i\n", m_neighbors[p].m_pred[i]);
- fprintf(g_fileDebugSC3DMCDec, "\t\t\t %i\n", m_neighbors[p].m_pred[i]);
- }
- }
-#endif //DEBUG_VERBOSE
- unsigned long bestPred;
- if (m_streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- bestPred = bstream.ReadUCharASCII(iteratorPred);
- }
- else
- {
- bestPred = acd.decode(mModelPreds);
- }
-#ifdef DEBUG_VERBOSE1
- printf("best (%i, %i, %i) \t pos %i\n", m_neighbors[bestPred].m_id.m_a, m_neighbors[bestPred].m_id.m_b, m_neighbors[bestPred].m_id.m_c, bestPred);
- fprintf(g_fileDebugSC3DMCDec, "best (%i, %i, %i) \t pos %i\n", m_neighbors[bestPred].m_id.m_a, m_neighbors[bestPred].m_id.m_b, m_neighbors[bestPred].m_id.m_c, bestPred);
-#endif //DEBUG_VERBOSE
- for (unsigned long i = 0; i < dimFloatArray; i++)
- {
- if (m_streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- predResidual = bstream.ReadIntASCII(m_iterator);
- }
- else
- {
- predResidual = DecodeIntACEGC(acd, mModelValues, bModel0, bModel1, exp_k, M);
- }
- m_quantFloatArray[v*stride+i] = predResidual + m_neighbors[bestPred].m_pred[i];
-#ifdef DEBUG_VERBOSE
- printf("%i \t %i \t [%i]\n", v*dimFloatArray+i, predResidual, m_neighbors[bestPred].m_pred[i]);
- fprintf(g_fileDebugSC3DMCDec, "%i \t %i \t [%i]\n", v*dimFloatArray+i, predResidual, m_neighbors[bestPred].m_pred[i]);
-#endif //DEBUG_VERBOSE
- }
- }
- else if (v > 0 && predMode != O3DGC_SC3DMC_NO_PREDICTION)
- {
- for (unsigned long i = 0; i < dimFloatArray; i++)
- {
- if (m_streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- predResidual = bstream.ReadIntASCII(m_iterator);
- }
- else
- {
- predResidual = DecodeIntACEGC(acd, mModelValues, bModel0, bModel1, exp_k, M);
- }
- m_quantFloatArray[v*stride+i] = predResidual + m_quantFloatArray[(v-1)*stride+i];
-#ifdef DEBUG_VERBOSE
- printf("%i \t %i\n", v*dimFloatArray+i, predResidual);
- fprintf(g_fileDebugSC3DMCDec, "%i \t %i\n", v*dimFloatArray+i, predResidual);
-#endif //DEBUG_VERBOSE
- }
- }
- else
- {
- for (unsigned long i = 0; i < dimFloatArray; i++)
- {
- if (m_streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- predResidual = bstream.ReadUIntASCII(m_iterator);
- }
- else
- {
- predResidual = DecodeUIntACEGC(acd, mModelValues, bModel0, bModel1, exp_k, M);
- }
- m_quantFloatArray[v*stride+i] = predResidual;
-#ifdef DEBUG_VERBOSE
- printf("%i \t %i\n", v*dimFloatArray+i, predResidual);
- fprintf(g_fileDebugSC3DMCDec, "%i \t %i\n", v*dimFloatArray+i, predResidual);
-#endif //DEBUG_VERBOSE
- }
- }
- }
- m_iterator = iteratorPred;
- if (predMode == O3DGC_SC3DMC_SURF_NORMALS_PREDICTION)
- {
- const Real minNormal[2] = {(Real)(-2),(Real)(-2)};
- const Real maxNormal[2] = {(Real)(2),(Real)(2)};
- Real na1, nb1;
- Real na0, nb0;
- char ni1;
- IQuantizeFloatArray(floatArray, numFloatArray, dimFloatArray, stride, minNormal, maxNormal, nQBits+1);
- for (long v=0; v < nvert; ++v)
- {
- na0 = m_normals[2*v];
- nb0 = m_normals[2*v+1];
- na1 = floatArray[stride*v] + na0;
- nb1 = floatArray[stride*v+1] + nb0;
- ni1 = m_orientation[v];
-
- CubeToSphere(na1, nb1, ni1,
- floatArray[stride*v],
- floatArray[stride*v+1],
- floatArray[stride*v+2]);
-
-#ifdef DEBUG_VERBOSE1
- printf("normal \t %i \t %f \t %f \t %f \t (%i, %f, %f) \t (%f, %f)\n",
- v,
- floatArray[stride*v],
- floatArray[stride*v+1],
- floatArray[stride*v+2],
- ni1, na1, nb1,
- na0, nb0);
- fprintf(g_fileDebugSC3DMCDec, "normal \t %i \t %f \t %f \t %f \t (%i, %f, %f) \t (%f, %f)\n",
- v,
- floatArray[stride*v],
- floatArray[stride*v+1],
- floatArray[stride*v+2],
- ni1, na1, nb1,
- na0, nb0);
-#endif //DEBUG_VERBOSE
- }
- }
- else
- {
- IQuantizeFloatArray(floatArray, numFloatArray, dimFloatArray, stride, minFloatArray, maxFloatArray, nQBits);
- }
-#ifdef DEBUG_VERBOSE
- fflush(g_fileDebugSC3DMCDec);
-#endif //DEBUG_VERBOSE
- return O3DGC_OK;
- }
- template<class T>
- O3DGCErrorCode SC3DMCDecoder<T>::IQuantizeFloatArray(Real * const floatArray,
- unsigned long numFloatArray,
- unsigned long dimFloatArray,
- unsigned long stride,
- const Real * const minFloatArray,
- const Real * const maxFloatArray,
- unsigned long nQBits)
- {
-
- Real idelta[O3DGC_SC3DMC_MAX_DIM_ATTRIBUTES];
- Real r;
- for(unsigned long d = 0; d < dimFloatArray; d++)
- {
- r = maxFloatArray[d] - minFloatArray[d];
- if (r > 0.0f)
- {
- idelta[d] = r/(float)((1 << nQBits) - 1);
- }
- else
- {
- idelta[d] = 1.0f;
- }
- }
- for(unsigned long v = 0; v < numFloatArray; ++v)
- {
- for(unsigned long d = 0; d < dimFloatArray; ++d) {
- floatArray[v * stride + d] = m_quantFloatArray[v * stride + d] * idelta[d] + minFloatArray[d];
- }
- }
- return O3DGC_OK;
- }
-} // namespace o3dgc
-
-#ifdef _MSC_VER
-# pragma warning( pop )
-#endif // _MSC_VER
-
-#endif // O3DGC_SC3DMC_DECODER_INL
-
-
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