From 8fb7916a0d0cb007a4c3a4e6a31af58765268ca3 Mon Sep 17 00:00:00 2001 From: sanine Date: Sat, 16 Apr 2022 11:55:54 -0500 Subject: delete src/mesh/assimp-master --- .../contrib/Open3DGC/o3dgcSC3DMCEncoder.inl | 936 --------------------- 1 file changed, 936 deletions(-) delete mode 100644 src/mesh/assimp-master/contrib/Open3DGC/o3dgcSC3DMCEncoder.inl (limited to 'src/mesh/assimp-master/contrib/Open3DGC/o3dgcSC3DMCEncoder.inl') diff --git a/src/mesh/assimp-master/contrib/Open3DGC/o3dgcSC3DMCEncoder.inl b/src/mesh/assimp-master/contrib/Open3DGC/o3dgcSC3DMCEncoder.inl deleted file mode 100644 index ca1e0ea..0000000 --- a/src/mesh/assimp-master/contrib/Open3DGC/o3dgcSC3DMCEncoder.inl +++ /dev/null @@ -1,936 +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_ENCODER_INL -#define O3DGC_SC3DMC_ENCODER_INL - -#include "o3dgcArithmeticCodec.h" -#include "o3dgcTimer.h" -#include "o3dgcVector.h" -#include "o3dgcBinaryStream.h" -#include "o3dgcCommon.h" - -//#define DEBUG_VERBOSE - -#ifdef _MSC_VER -# pragma warning(push) -# pragma warning(disable : 4456) -#endif // _MSC_VER - -namespace o3dgc -{ -#ifdef DEBUG_VERBOSE - FILE * g_fileDebugSC3DMCEnc = NULL; -#endif //DEBUG_VERBOSE - - template - O3DGCErrorCode SC3DMCEncoder::Encode(const SC3DMCEncodeParams & params, - const IndexedFaceSet & ifs, - BinaryStream & bstream) - { - // Encode header - unsigned long start = bstream.GetSize(); - EncodeHeader(params, ifs, bstream); - // Encode payload - EncodePayload(params, ifs, bstream); - bstream.WriteUInt32(m_posSize, bstream.GetSize() - start, m_streamType); - return O3DGC_OK; - } - template - O3DGCErrorCode SC3DMCEncoder::EncodeHeader(const SC3DMCEncodeParams & params, - const IndexedFaceSet & ifs, - BinaryStream & bstream) - { - m_streamType = params.GetStreamType(); - bstream.WriteUInt32(O3DGC_SC3DMC_START_CODE, m_streamType); - m_posSize = bstream.GetSize(); - bstream.WriteUInt32(0, m_streamType); // to be filled later - - bstream.WriteUChar(O3DGC_SC3DMC_ENCODE_MODE_TFAN, m_streamType); - bstream.WriteFloat32((float)ifs.GetCreaseAngle(), m_streamType); - - unsigned char mask = 0; - bool markerBit0 = false; - bool markerBit1 = false; - bool markerBit2 = false; - bool markerBit3 = false; - - mask += (ifs.GetCCW() ); - mask += (ifs.GetSolid() << 1); - mask += (ifs.GetConvex() << 2); - mask += (ifs.GetIsTriangularMesh() << 3); - mask += (markerBit0 << 4); - mask += (markerBit1 << 5); - mask += (markerBit2 << 6); - mask += (markerBit3 << 7); - - bstream.WriteUChar(mask, m_streamType); - - bstream.WriteUInt32(ifs.GetNCoord(), m_streamType); - bstream.WriteUInt32(ifs.GetNNormal(), m_streamType); - bstream.WriteUInt32(ifs.GetNumFloatAttributes(), m_streamType); - bstream.WriteUInt32(ifs.GetNumIntAttributes(), m_streamType); - - if (ifs.GetNCoord() > 0) - { - bstream.WriteUInt32(ifs.GetNCoordIndex(), m_streamType); - for(int j=0 ; j<3 ; ++j) - { - bstream.WriteFloat32((float) ifs.GetCoordMin(j), m_streamType); - bstream.WriteFloat32((float) ifs.GetCoordMax(j), m_streamType); - } - bstream.WriteUChar((unsigned char) params.GetCoordQuantBits(), m_streamType); - } - if (ifs.GetNNormal() > 0) - { - bstream.WriteUInt32(0, m_streamType); - for(int j=0 ; j<3 ; ++j) - { - bstream.WriteFloat32((float) ifs.GetNormalMin(j), m_streamType); - bstream.WriteFloat32((float) ifs.GetNormalMax(j), m_streamType); - } - bstream.WriteUChar(true, m_streamType); //(unsigned char) ifs.GetNormalPerVertex() - bstream.WriteUChar((unsigned char) params.GetNormalQuantBits(), m_streamType); - } - for(unsigned long a = 0; a < ifs.GetNumFloatAttributes(); ++a) - { - bstream.WriteUInt32(ifs.GetNFloatAttribute(a), m_streamType); - if (ifs.GetNFloatAttribute(a) > 0) - { - assert(ifs.GetFloatAttributeDim(a) < (unsigned long) O3DGC_MAX_UCHAR8); - bstream.WriteUInt32(0, m_streamType); - unsigned char d = (unsigned char) ifs.GetFloatAttributeDim(a); - bstream.WriteUChar(d, m_streamType); - for(unsigned char j = 0 ; j < d ; ++j) - { - bstream.WriteFloat32((float) ifs.GetFloatAttributeMin(a, j), m_streamType); - bstream.WriteFloat32((float) ifs.GetFloatAttributeMax(a, j), m_streamType); - } - bstream.WriteUChar(true, m_streamType); //(unsigned char) ifs.GetFloatAttributePerVertex(a) - bstream.WriteUChar((unsigned char) ifs.GetFloatAttributeType(a), m_streamType); - bstream.WriteUChar((unsigned char) params.GetFloatAttributeQuantBits(a), m_streamType); - } - } - for(unsigned long a = 0; a < ifs.GetNumIntAttributes(); ++a) - { - bstream.WriteUInt32(ifs.GetNIntAttribute(a), m_streamType); - if (ifs.GetNIntAttribute(a) > 0) - { - assert(ifs.GetFloatAttributeDim(a) < (unsigned long) O3DGC_MAX_UCHAR8); - bstream.WriteUInt32(0, m_streamType); - bstream.WriteUChar((unsigned char) ifs.GetIntAttributeDim(a), m_streamType); - bstream.WriteUChar(true, m_streamType); // (unsigned char) ifs.GetIntAttributePerVertex(a) - bstream.WriteUChar((unsigned char) ifs.GetIntAttributeType(a), m_streamType); - } - } - return O3DGC_OK; - } - template - O3DGCErrorCode SC3DMCEncoder::QuantizeFloatArray(const Real * const floatArray, - unsigned long numFloatArray, - unsigned long dimFloatArray, - unsigned long stride, - const Real * const minFloatArray, - const Real * const maxFloatArray, - unsigned long nQBits) - { - const unsigned long size = numFloatArray * dimFloatArray; - Real delta[O3DGC_SC3DMC_MAX_DIM_ATTRIBUTES]; - Real r; - for(unsigned long d = 0; d < dimFloatArray; d++) - { - r = maxFloatArray[d] - minFloatArray[d]; - if (r > 0.0f) - { - delta[d] = (float)((1 << nQBits) - 1) / r; - } - else - { - delta[d] = 1.0f; - } - } - if (m_quantFloatArraySize < size) - { - delete [] m_quantFloatArray; - m_quantFloatArraySize = size; - m_quantFloatArray = new long [size]; - } - for(unsigned long v = 0; v < numFloatArray; ++v) - { - for(unsigned long d = 0; d < dimFloatArray; ++d) - { - m_quantFloatArray[v * stride + d] = (long)((floatArray[v * stride + d]-minFloatArray[d]) * delta[d] + 0.5f); - } - } - return O3DGC_OK; - } - template - O3DGCErrorCode SC3DMCEncoder::EncodeFloatArray(const 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 & ifs, - O3DGCSC3DMCPredictionMode predMode, - BinaryStream & bstream) - { - assert(dimFloatArray < O3DGC_SC3DMC_MAX_DIM_ATTRIBUTES); - long predResidual, v, uPredResidual; - unsigned long nPred; - Arithmetic_Codec ace; - Static_Bit_Model bModel0; - Adaptive_Bit_Model bModel1; - - const AdjacencyInfo & v2T = m_triangleListEncoder.GetVertexToTriangle(); - const long * const vmap = m_triangleListEncoder.GetVMap(); - const long * const invVMap = m_triangleListEncoder.GetInvVMap(); - const T * const triangles = ifs.GetCoordIndex(); - const long nvert = (long) numFloatArray; - unsigned long start = bstream.GetSize(); - unsigned char mask = predMode & 7; - const unsigned long M = O3DGC_SC3DMC_MAX_PREDICTION_SYMBOLS - 1; - unsigned long nSymbols = O3DGC_SC3DMC_MAX_PREDICTION_SYMBOLS; - unsigned long nPredictors = O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS; - - - Adaptive_Data_Model mModelValues(M+2); - Adaptive_Data_Model mModelPreds(O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS+1); - - memset(m_freqSymbols, 0, sizeof(unsigned long) * O3DGC_SC3DMC_MAX_PREDICTION_SYMBOLS); - memset(m_freqPreds , 0, sizeof(unsigned long) * O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS); - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - mask += (O3DGC_SC3DMC_BINARIZATION_ASCII & 7)<<4; - m_predictors.Allocate(nvert); - m_predictors.Clear(); - } - else - { - mask += (O3DGC_SC3DMC_BINARIZATION_AC_EGC & 7)<<4; - const unsigned int NMAX = numFloatArray * dimFloatArray * 8 + 100; - if ( m_sizeBufferAC < NMAX ) - { - delete [] m_bufferAC; - m_sizeBufferAC = NMAX; - m_bufferAC = new unsigned char [m_sizeBufferAC]; - } - ace.set_buffer(NMAX, m_bufferAC); - ace.start_encoder(); - ace.ExpGolombEncode(0, 0, bModel0, bModel1); - ace.ExpGolombEncode(M, 0, bModel0, bModel1); - } - bstream.WriteUInt32(0, m_streamType); - bstream.WriteUChar(mask, m_streamType); - -#ifdef DEBUG_VERBOSE - printf("FloatArray (%i, %i)\n", numFloatArray, dimFloatArray); - fprintf(g_fileDebugSC3DMCEnc, "FloatArray (%i, %i)\n", numFloatArray, dimFloatArray); -#endif //DEBUG_VERBOSE - - if (predMode == O3DGC_SC3DMC_SURF_NORMALS_PREDICTION) - { - const Real curMinFloatArray[2] = {(Real)(-2.0),(Real)(-2.0)}; - const Real curMaxFloatArray[2] = {(Real)(2.0),(Real)(2.0)}; - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - for(unsigned long i = 0; i < numFloatArray; ++i) - { - bstream.WriteIntASCII(m_predictors[i]); - } - } - else - { - Adaptive_Data_Model dModel(12); - for(unsigned long i = 0; i < numFloatArray; ++i) - { - ace.encode(IntToUInt(m_predictors[i]), dModel); - } - } - QuantizeFloatArray(floatArray, numFloatArray, dimFloatArray, stride, curMinFloatArray, curMaxFloatArray, nQBits + 1); - } - else - { - QuantizeFloatArray(floatArray, numFloatArray, dimFloatArray, stride, minFloatArray, maxFloatArray, nQBits); - } - - for (long vm=0; vm < nvert; ++vm) - { - nPred = 0; - v = invVMap[vm]; - assert( v >= 0 && v < nvert); - 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 ( 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 ( vmap[a] < vm && vmap[b] < vm) - { - int u0 = v2T.Begin(a); - int u1 = v2T.End(a); - for (long u = u0; u < u1; u++) - { - long tb = v2T.GetNeighbor(u); - 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 (vmap[x] < vm && x != a && x != b) - { - c = x; - } - } - if (c != -1 && foundB) - { - SC3DMCTriplet id = {min(vmap[a], vmap[b]), max(vmap[a], vmap[b]), -vmap[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 ( vmap[w] < vm ) - { - SC3DMCTriplet id = {-1, -1, vmap[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) - { - // find best predictor - unsigned long bestPred = 0xFFFFFFFF; - double bestCost = O3DGC_MAX_DOUBLE; - double cost; -#ifdef DEBUG_VERBOSE1 - printf("\t\t vm %i\n", vm); - fprintf(g_fileDebugSC3DMCEnc, "\t\t vm %i\n", vm); -#endif //DEBUG_VERBOSE - - for (unsigned long p = 0; p < nPred; ++p) - { -#ifdef DEBUG_VERBOSE1 - 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_fileDebugSC3DMCEnc, "\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); -#endif //DEBUG_VERBOSE - cost = -log2((m_freqPreds[p]+1.0) / nPredictors ); - for (unsigned long i = 0; i < dimFloatArray; ++i) - { -#ifdef DEBUG_VERBOSE1 - printf("\t\t\t %i\n", m_neighbors[p].m_pred[i]); - fprintf(g_fileDebugSC3DMCEnc, "\t\t\t %i\n", m_neighbors[p].m_pred[i]); -#endif //DEBUG_VERBOSE - - predResidual = (long) IntToUInt(m_quantFloatArray[v*stride+i] - m_neighbors[p].m_pred[i]); - if (predResidual < (long) M) - { - cost += -log2((m_freqSymbols[predResidual]+1.0) / nSymbols ); - } - else - { - cost += -log2((m_freqSymbols[M] + 1.0) / nSymbols ) + log2((double) (predResidual-M)); - } - } - if (cost < bestCost) - { - bestCost = cost; - bestPred = p; - } - } - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - m_predictors.PushBack((unsigned char) bestPred); - } - else - { - ace.encode(bestPred, 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_fileDebugSC3DMCEnc, "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 - // use best predictor - for (unsigned long i = 0; i < dimFloatArray; ++i) - { - predResidual = m_quantFloatArray[v*stride+i] - m_neighbors[bestPred].m_pred[i]; - uPredResidual = IntToUInt(predResidual); - ++m_freqSymbols[(uPredResidual < (long) M)? uPredResidual : M]; - -#ifdef DEBUG_VERBOSE - printf("%i \t %i \t [%i]\n", vm*dimFloatArray+i, predResidual, m_neighbors[bestPred].m_pred[i]); - fprintf(g_fileDebugSC3DMCEnc, "%i \t %i \t [%i]\n", vm*dimFloatArray+i, predResidual, m_neighbors[bestPred].m_pred[i]); -#endif //DEBUG_VERBOSE - - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - bstream.WriteIntASCII(predResidual); - } - else - { - EncodeIntACEGC(predResidual, ace, mModelValues, bModel0, bModel1, M); - } - } - ++m_freqPreds[bestPred]; - nSymbols += dimFloatArray; - ++nPredictors; - } - else if ( vm > 0 && predMode != O3DGC_SC3DMC_NO_PREDICTION) - { - long prev = invVMap[vm-1]; - for (unsigned long i = 0; i < dimFloatArray; i++) - { - predResidual = m_quantFloatArray[v*stride+i] - m_quantFloatArray[prev*stride+i]; - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - bstream.WriteIntASCII(predResidual); - } - else - { - EncodeIntACEGC(predResidual, ace, mModelValues, bModel0, bModel1, M); - } -#ifdef DEBUG_VERBOSE - printf("%i \t %i\n", vm*dimFloatArray+i, predResidual); - fprintf(g_fileDebugSC3DMCEnc, "%i \t %i\n", vm*dimFloatArray+i, predResidual); -#endif //DEBUG_VERBOSE - } - } - else - { - for (unsigned long i = 0; i < dimFloatArray; i++) - { - predResidual = m_quantFloatArray[v*stride+i]; - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - bstream.WriteUIntASCII(predResidual); - } - else - { - EncodeUIntACEGC(predResidual, ace, mModelValues, bModel0, bModel1, M); - } -#ifdef DEBUG_VERBOSE - printf("%i \t %i\n", vm*dimFloatArray+i, predResidual); - fprintf(g_fileDebugSC3DMCEnc, "%i \t %i\n", vm*dimFloatArray+i, predResidual); -#endif //DEBUG_VERBOSE - } - } - } - if (m_streamType != O3DGC_STREAM_TYPE_ASCII) - { - unsigned long encodedBytes = ace.stop_encoder(); - for(unsigned long i = 0; i < encodedBytes; ++i) - { - bstream.WriteUChar8Bin(m_bufferAC[i]); - } - } - bstream.WriteUInt32(start, bstream.GetSize() - start, m_streamType); - - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - unsigned long start = bstream.GetSize(); - bstream.WriteUInt32ASCII(0); - const unsigned long size = m_predictors.GetSize(); - for(unsigned long i = 0; i < size; ++i) - { - bstream.WriteUCharASCII((unsigned char) m_predictors[i]); - } - bstream.WriteUInt32ASCII(start, bstream.GetSize() - start); - } -#ifdef DEBUG_VERBOSE - fflush(g_fileDebugSC3DMCEnc); -#endif //DEBUG_VERBOSE - return O3DGC_OK; - } - - template - O3DGCErrorCode SC3DMCEncoder::EncodeIntArray(const long * const intArray, - unsigned long numIntArray, - unsigned long dimIntArray, - unsigned long stride, - const IndexedFaceSet & ifs, - O3DGCSC3DMCPredictionMode predMode, - BinaryStream & bstream) - { - assert(dimIntArray < O3DGC_SC3DMC_MAX_DIM_ATTRIBUTES); - long predResidual, v, uPredResidual; - unsigned long nPred; - Arithmetic_Codec ace; - Static_Bit_Model bModel0; - Adaptive_Bit_Model bModel1; - - const AdjacencyInfo & v2T = m_triangleListEncoder.GetVertexToTriangle(); - const long * const vmap = m_triangleListEncoder.GetVMap(); - const long * const invVMap = m_triangleListEncoder.GetInvVMap(); - const T * const triangles = ifs.GetCoordIndex(); - const long nvert = (long) numIntArray; - unsigned long start = bstream.GetSize(); - unsigned char mask = predMode & 7; - const unsigned long M = O3DGC_SC3DMC_MAX_PREDICTION_SYMBOLS - 1; - unsigned long nSymbols = O3DGC_SC3DMC_MAX_PREDICTION_SYMBOLS; - unsigned long nPredictors = O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS; - - - Adaptive_Data_Model mModelValues(M+2); - Adaptive_Data_Model mModelPreds(O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS+1); - - memset(m_freqSymbols, 0, sizeof(unsigned long) * O3DGC_SC3DMC_MAX_PREDICTION_SYMBOLS); - memset(m_freqPreds , 0, sizeof(unsigned long) * O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS); - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - mask += (O3DGC_SC3DMC_BINARIZATION_ASCII & 7)<<4; - m_predictors.Allocate(nvert); - m_predictors.Clear(); - } - else - { - mask += (O3DGC_SC3DMC_BINARIZATION_AC_EGC & 7)<<4; - const unsigned int NMAX = numIntArray * dimIntArray * 8 + 100; - if ( m_sizeBufferAC < NMAX ) - { - delete [] m_bufferAC; - m_sizeBufferAC = NMAX; - m_bufferAC = new unsigned char [m_sizeBufferAC]; - } - ace.set_buffer(NMAX, m_bufferAC); - ace.start_encoder(); - ace.ExpGolombEncode(0, 0, bModel0, bModel1); - ace.ExpGolombEncode(M, 0, bModel0, bModel1); - } - bstream.WriteUInt32(0, m_streamType); - bstream.WriteUChar(mask, m_streamType); - -#ifdef DEBUG_VERBOSE - printf("IntArray (%i, %i)\n", numIntArray, dimIntArray); - fprintf(g_fileDebugSC3DMCEnc, "IntArray (%i, %i)\n", numIntArray, dimIntArray); -#endif //DEBUG_VERBOSE - - for (long vm=0; vm < nvert; ++vm) - { - nPred = 0; - v = invVMap[vm]; - assert( v >= 0 && v < nvert); - 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); - for(long k = 0; k < 3; ++k) - { - long w = triangles[ta*3 + k]; - if ( vmap[w] < vm ) - { - SC3DMCTriplet id = {-1, -1, vmap[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) - { - // find best predictor - unsigned long bestPred = 0xFFFFFFFF; - double bestCost = O3DGC_MAX_DOUBLE; - double cost; -#ifdef DEBUG_VERBOSE1 - printf("\t\t vm %i\n", vm); - fprintf(g_fileDebugSC3DMCEnc, "\t\t vm %i\n", vm); -#endif //DEBUG_VERBOSE - - for (unsigned long p = 0; p < nPred; ++p) - { -#ifdef DEBUG_VERBOSE1 - 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_fileDebugSC3DMCEnc, "\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); -#endif //DEBUG_VERBOSE - cost = -log2((m_freqPreds[p]+1.0) / nPredictors ); - for (unsigned long i = 0; i < dimIntArray; ++i) - { -#ifdef DEBUG_VERBOSE1 - printf("\t\t\t %i\n", m_neighbors[p].m_pred[i]); - fprintf(g_fileDebugSC3DMCEnc, "\t\t\t %i\n", m_neighbors[p].m_pred[i]); -#endif //DEBUG_VERBOSE - - predResidual = (long) IntToUInt(intArray[v*stride+i] - m_neighbors[p].m_pred[i]); - if (predResidual < (long) M) - { - cost += -log2((m_freqSymbols[predResidual]+1.0) / nSymbols ); - } - else - { - cost += -log2((m_freqSymbols[M] + 1.0) / nSymbols ) + log2((double) (predResidual-M)); - } - } - if (cost < bestCost) - { - bestCost = cost; - bestPred = p; - } - } - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - m_predictors.PushBack((unsigned char) bestPred); - } - else - { - ace.encode(bestPred, 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_fileDebugSC3DMCEnc, "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 - // use best predictor - for (unsigned long i = 0; i < dimIntArray; ++i) - { - predResidual = intArray[v*stride+i] - m_neighbors[bestPred].m_pred[i]; - uPredResidual = IntToUInt(predResidual); - ++m_freqSymbols[(uPredResidual < (long) M)? uPredResidual : M]; - -#ifdef DEBUG_VERBOSE - printf("%i \t %i \t [%i]\n", vm*dimIntArray+i, predResidual, m_neighbors[bestPred].m_pred[i]); - fprintf(g_fileDebugSC3DMCEnc, "%i \t %i \t [%i]\n", vm*dimIntArray+i, predResidual, m_neighbors[bestPred].m_pred[i]); -#endif //DEBUG_VERBOSE - - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - bstream.WriteIntASCII(predResidual); - } - else - { - EncodeIntACEGC(predResidual, ace, mModelValues, bModel0, bModel1, M); - } - } - ++m_freqPreds[bestPred]; - nSymbols += dimIntArray; - ++nPredictors; - } - else if ( vm > 0 && predMode != O3DGC_SC3DMC_NO_PREDICTION) - { - long prev = invVMap[vm-1]; - for (unsigned long i = 0; i < dimIntArray; i++) - { - predResidual = intArray[v*stride+i] - intArray[prev*stride+i]; - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - bstream.WriteIntASCII(predResidual); - } - else - { - EncodeIntACEGC(predResidual, ace, mModelValues, bModel0, bModel1, M); - } -#ifdef DEBUG_VERBOSE - printf("%i \t %i\n", vm*dimIntArray+i, predResidual); - fprintf(g_fileDebugSC3DMCEnc, "%i \t %i\n", vm*dimIntArray+i, predResidual); -#endif //DEBUG_VERBOSE - } - } - else - { - for (unsigned long i = 0; i < dimIntArray; i++) - { - predResidual = intArray[v*stride+i]; - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - bstream.WriteUIntASCII(predResidual); - } - else - { - EncodeUIntACEGC(predResidual, ace, mModelValues, bModel0, bModel1, M); - } -#ifdef DEBUG_VERBOSE - printf("%i \t %i\n", vm*dimIntArray+i, predResidual); - fprintf(g_fileDebugSC3DMCEnc, "%i \t %i\n", vm*dimIntArray+i, predResidual); -#endif //DEBUG_VERBOSE - } - } - } - if (m_streamType != O3DGC_STREAM_TYPE_ASCII) - { - unsigned long encodedBytes = ace.stop_encoder(); - for(unsigned long i = 0; i < encodedBytes; ++i) - { - bstream.WriteUChar8Bin(m_bufferAC[i]); - } - } - bstream.WriteUInt32(start, bstream.GetSize() - start, m_streamType); - - if (m_streamType == O3DGC_STREAM_TYPE_ASCII) - { - unsigned long start = bstream.GetSize(); - bstream.WriteUInt32ASCII(0); - const unsigned long size = m_predictors.GetSize(); - for(unsigned long i = 0; i < size; ++i) - { - bstream.WriteUCharASCII((unsigned char) m_predictors[i]); - } - bstream.WriteUInt32ASCII(start, bstream.GetSize() - start); - } -#ifdef DEBUG_VERBOSE - fflush(g_fileDebugSC3DMCEnc); -#endif //DEBUG_VERBOSE - return O3DGC_OK; - } - template - O3DGCErrorCode SC3DMCEncoder::ProcessNormals(const IndexedFaceSet & 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_triangleListEncoder.GetVertexToTriangle(); - const long * const invVMap = m_triangleListEncoder.GetInvVMap(); - const T * const triangles = ifs.GetCoordIndex(); - const Real * const originalNormals = ifs.GetNormal(); - Vec3 p1, p2, p3, n0, nt; - Vec3 n1; - long na0 = 0, nb0 = 0; - Real rna0, rnb0, na1 = 0, nb1 = 0, norm0, norm1; - char ni0 = 0, ni1 = 0; - long a, b, c, v; - m_predictors.Clear(); - for (long i=0; i < nvert; ++i) - { - v = invVMap[i]; - 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); - 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; - - n1.X() = originalNormals[3*v]; - n1.Y() = originalNormals[3*v+1]; - n1.Z() = originalNormals[3*v+2]; - norm1 = (Real) n1.GetNorm(); - if (norm1 != 0.0) - { - n1.X() /= norm1; - n1.Y() /= norm1; - n1.Z() /= norm1; - } - SphereToCube(n1.X(), n1.Y(), n1.Z(), na1, nb1, ni1); - m_predictors.PushBack(ni1 - ni0); - if ( (ni1 >> 1) != (ni0 >> 1) ) - { - rna0 = (Real)0.0; - rnb0 = (Real)0.0; - } - m_normals[2*v] = na1 - rna0; - m_normals[2*v+1] = nb1 - rnb0; - -#ifdef DEBUG_VERBOSE1 - printf("n0 \t %i \t %i \t %i \t %i (%f, %f)\n", i, n0.X(), n0.Y(), n0.Z(), rna0, rnb0); - fprintf(g_fileDebugSC3DMCEnc,"n0 \t %i \t %i \t %i \t %i (%f, %f)\n", i, n0.X(), n0.Y(), n0.Z(), rna0, rnb0); -#endif //DEBUG_VERBOSE - -#ifdef DEBUG_VERBOSE1 - printf("normal \t %i \t %f \t %f \t %f \t (%i, %f, %f) \t (%f, %f)\n", i, n1.X(), n1.Y(), n1.Z(), ni1, na1, nb1, rna0, rnb0); - fprintf(g_fileDebugSC3DMCEnc, "normal \t %i \t %f \t %f \t %f \t (%i, %f, %f) \t (%f, %f)\n", i, n1.X(), n1.Y(), n1.Z(), ni1, na1, nb1, rna0, rnb0); -#endif //DEBUG_VERBOSE - - } - return O3DGC_OK; - } - - template - O3DGCErrorCode SC3DMCEncoder::EncodePayload(const SC3DMCEncodeParams & params, - const IndexedFaceSet & ifs, - BinaryStream & bstream) - { -#ifdef DEBUG_VERBOSE - g_fileDebugSC3DMCEnc = fopen("tfans_enc_main.txt", "w"); -#endif //DEBUG_VERBOSE - - // encode triangle list - m_triangleListEncoder.SetStreamType(params.GetStreamType()); - m_stats.m_streamSizeCoordIndex = bstream.GetSize(); - Timer timer; - timer.Tic(); - m_triangleListEncoder.Encode(ifs.GetCoordIndex(), ifs.GetIndexBufferID(), ifs.GetNCoordIndex(), ifs.GetNCoord(), bstream); - timer.Toc(); - m_stats.m_timeCoordIndex = timer.GetElapsedTime(); - m_stats.m_streamSizeCoordIndex = bstream.GetSize() - m_stats.m_streamSizeCoordIndex; - - // encode coord - m_stats.m_streamSizeCoord = bstream.GetSize(); - timer.Tic(); - if (ifs.GetNCoord() > 0) - { - EncodeFloatArray(ifs.GetCoord(), ifs.GetNCoord(), 3, 3, ifs.GetCoordMin(), ifs.GetCoordMax(), - params.GetCoordQuantBits(), ifs, params.GetCoordPredMode(), bstream); - } - timer.Toc(); - m_stats.m_timeCoord = timer.GetElapsedTime(); - m_stats.m_streamSizeCoord = bstream.GetSize() - m_stats.m_streamSizeCoord; - - - // encode Normal - m_stats.m_streamSizeNormal = bstream.GetSize(); - timer.Tic(); - if (ifs.GetNNormal() > 0) - { - if (params.GetNormalPredMode() == O3DGC_SC3DMC_SURF_NORMALS_PREDICTION) - { - ProcessNormals(ifs); - EncodeFloatArray(m_normals, ifs.GetNNormal(), 2, 2, ifs.GetNormalMin(), ifs.GetNormalMax(), - params.GetNormalQuantBits(), ifs, params.GetNormalPredMode(), bstream); - } - else - { - EncodeFloatArray(ifs.GetNormal(), ifs.GetNNormal(), 3, 3, ifs.GetNormalMin(), ifs.GetNormalMax(), - params.GetNormalQuantBits(), ifs, params.GetNormalPredMode(), bstream); - } - } - timer.Toc(); - m_stats.m_timeNormal = timer.GetElapsedTime(); - m_stats.m_streamSizeNormal = bstream.GetSize() - m_stats.m_streamSizeNormal; - - - // encode FloatAttribute - for(unsigned long a = 0; a < ifs.GetNumFloatAttributes(); ++a) - { - m_stats.m_streamSizeFloatAttribute[a] = bstream.GetSize(); - timer.Tic(); - EncodeFloatArray(ifs.GetFloatAttribute(a), ifs.GetNFloatAttribute(a), - ifs.GetFloatAttributeDim(a), ifs.GetFloatAttributeDim(a), - ifs.GetFloatAttributeMin(a), ifs.GetFloatAttributeMax(a), - params.GetFloatAttributeQuantBits(a), ifs, - params.GetFloatAttributePredMode(a), bstream); - timer.Toc(); - m_stats.m_timeFloatAttribute[a] = timer.GetElapsedTime(); - m_stats.m_streamSizeFloatAttribute[a] = bstream.GetSize() - m_stats.m_streamSizeFloatAttribute[a]; - } - - // encode IntAttribute - for(unsigned long a = 0; a < ifs.GetNumIntAttributes(); ++a) - { - m_stats.m_streamSizeIntAttribute[a] = bstream.GetSize(); - timer.Tic(); - EncodeIntArray(ifs.GetIntAttribute(a), ifs.GetNIntAttribute(a), ifs.GetIntAttributeDim(a), - ifs.GetIntAttributeDim(a), ifs, params.GetIntAttributePredMode(a), bstream); - timer.Toc(); - m_stats.m_timeIntAttribute[a] = timer.GetElapsedTime(); - m_stats.m_streamSizeIntAttribute[a] = bstream.GetSize() - m_stats.m_streamSizeIntAttribute[a]; - } -#ifdef DEBUG_VERBOSE - fclose(g_fileDebugSC3DMCEnc); -#endif //DEBUG_VERBOSE - return O3DGC_OK; - } -} // namespace o3dgc - -#ifdef _MSC_VER -# pragma warning(pop) -#endif // _MSC_VER - -#endif // O3DGC_SC3DMC_ENCODER_INL - - -- cgit v1.2.1