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diff --git a/src/mesh/assimp-master/contrib/Open3DGC/o3dgcCommon.h b/src/mesh/assimp-master/contrib/Open3DGC/o3dgcCommon.h
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--- a/src/mesh/assimp-master/contrib/Open3DGC/o3dgcCommon.h
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@@ -1,412 +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_COMMON_H
-#define O3DGC_COMMON_H
-
-#ifndef _CRT_SECURE_NO_WARNINGS
-#define _CRT_SECURE_NO_WARNINGS
-#endif
-
-#include <stdio.h>
-#include <string.h>
-#include <assert.h>
-#include <math.h>
-
-namespace o3dgc
-{
- typedef float Real;
- const double O3DGC_MAX_DOUBLE = 1.79769e+308;
- const long O3DGC_MIN_LONG = -2147483647;
- const long O3DGC_MAX_LONG = 2147483647;
- const long O3DGC_MAX_UCHAR8 = 255;
- const long O3DGC_MAX_TFAN_SIZE = 256;
- const unsigned long O3DGC_MAX_ULONG = 4294967295;
-
- const unsigned long O3DGC_SC3DMC_START_CODE = 0x00001F1;
- const unsigned long O3DGC_DV_START_CODE = 0x00001F2;
- const unsigned long O3DGC_SC3DMC_MAX_NUM_FLOAT_ATTRIBUTES = 256;
- const unsigned long O3DGC_SC3DMC_MAX_NUM_INT_ATTRIBUTES = 256;
- const unsigned long O3DGC_SC3DMC_MAX_DIM_ATTRIBUTES = 32;
-
- const unsigned long O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS = 2;
- const unsigned long O3DGC_SC3DMC_MAX_PREDICTION_SYMBOLS = 257;
-
- enum O3DGCEndianness
- {
- O3DGC_BIG_ENDIAN = 0,
- O3DGC_LITTLE_ENDIAN = 1
- };
- enum O3DGCErrorCode
- {
- O3DGC_OK,
- O3DGC_ERROR_BUFFER_FULL,
- O3DGC_ERROR_CREATE_FILE,
- O3DGC_ERROR_OPEN_FILE,
- O3DGC_ERROR_READ_FILE,
- O3DGC_ERROR_CORRUPTED_STREAM,
- O3DGC_ERROR_NON_SUPPORTED_FEATURE
- };
- enum O3DGCSC3DMCBinarization
- {
- O3DGC_SC3DMC_BINARIZATION_FL = 0, // Fixed Length (not supported)
- O3DGC_SC3DMC_BINARIZATION_BP = 1, // BPC (not supported)
- O3DGC_SC3DMC_BINARIZATION_FC = 2, // 4 bits Coding (not supported)
- O3DGC_SC3DMC_BINARIZATION_AC = 3, // Arithmetic Coding (not supported)
- O3DGC_SC3DMC_BINARIZATION_AC_EGC = 4, // Arithmetic Coding & EGCk
- O3DGC_SC3DMC_BINARIZATION_ASCII = 5 // Arithmetic Coding & EGCk
- };
- enum O3DGCStreamType
- {
- O3DGC_STREAM_TYPE_UNKOWN = 0,
- O3DGC_STREAM_TYPE_ASCII = 1,
- O3DGC_STREAM_TYPE_BINARY = 2
- };
- enum O3DGCSC3DMCQuantizationMode
- {
- O3DGC_SC3DMC_DIAG_BB = 0, // supported
- O3DGC_SC3DMC_MAX_ALL_DIMS = 1, // supported
- O3DGC_SC3DMC_MAX_SEP_DIM = 2 // supported
- };
- enum O3DGCSC3DMCPredictionMode
- {
- O3DGC_SC3DMC_NO_PREDICTION = 0, // supported
- O3DGC_SC3DMC_DIFFERENTIAL_PREDICTION = 1, // supported
- O3DGC_SC3DMC_XOR_PREDICTION = 2, // not supported
- O3DGC_SC3DMC_ADAPTIVE_DIFFERENTIAL_PREDICTION = 3, // not supported
- O3DGC_SC3DMC_CIRCULAR_DIFFERENTIAL_PREDICTION = 4, // not supported
- O3DGC_SC3DMC_PARALLELOGRAM_PREDICTION = 5, // supported
- O3DGC_SC3DMC_SURF_NORMALS_PREDICTION = 6 // supported
- };
- enum O3DGCSC3DMCEncodingMode
- {
- O3DGC_SC3DMC_ENCODE_MODE_QBCR = 0, // not supported
- O3DGC_SC3DMC_ENCODE_MODE_SVA = 1, // not supported
- O3DGC_SC3DMC_ENCODE_MODE_TFAN = 2, // supported
- };
- enum O3DGCDVEncodingMode
- {
- O3DGC_DYNAMIC_VECTOR_ENCODE_MODE_LIFT = 0
- };
- enum O3DGCIFSFloatAttributeType
- {
- O3DGC_IFS_FLOAT_ATTRIBUTE_TYPE_UNKOWN = 0,
- O3DGC_IFS_FLOAT_ATTRIBUTE_TYPE_POSITION = 1,
- O3DGC_IFS_FLOAT_ATTRIBUTE_TYPE_NORMAL = 2,
- O3DGC_IFS_FLOAT_ATTRIBUTE_TYPE_COLOR = 3,
- O3DGC_IFS_FLOAT_ATTRIBUTE_TYPE_TEXCOORD = 4,
- O3DGC_IFS_FLOAT_ATTRIBUTE_TYPE_WEIGHT = 5
-
- };
- enum O3DGCIFSIntAttributeType
- {
- O3DGC_IFS_INT_ATTRIBUTE_TYPE_UNKOWN = 0,
- O3DGC_IFS_INT_ATTRIBUTE_TYPE_INDEX = 1,
- O3DGC_IFS_INT_ATTRIBUTE_TYPE_JOINT_ID = 2,
- O3DGC_IFS_INT_ATTRIBUTE_TYPE_INDEX_BUFFER_ID = 3
- };
-
- template<class T>
- inline const T absolute(const T& a)
- {
- return (a < (T)(0)) ? -a : a;
- }
- template<class T>
- inline const T min(const T& a, const T& b)
- {
- return (b < a) ? b : a;
- }
- template<class T>
- inline const T max(const T& a, const T& b)
- {
- return (b > a) ? b : a;
- }
- template<class T>
- inline void swap(T& a, T& b)
- {
- T tmp = a;
- a = b;
- b = tmp;
- }
- inline double log2( double n )
- {
- return log(n) / log(2.0);
- }
-
- inline O3DGCEndianness SystemEndianness()
- {
- unsigned long num = 1;
- return ( *((char *)(&num)) == 1 )? O3DGC_LITTLE_ENDIAN : O3DGC_BIG_ENDIAN ;
- }
- class SC3DMCStats
- {
- public:
- SC3DMCStats(void)
- {
- memset(this, 0, sizeof(SC3DMCStats));
- };
- ~SC3DMCStats(void){};
-
- double m_timeCoord;
- double m_timeNormal;
- double m_timeCoordIndex;
- double m_timeFloatAttribute[O3DGC_SC3DMC_MAX_NUM_FLOAT_ATTRIBUTES];
- double m_timeIntAttribute [O3DGC_SC3DMC_MAX_NUM_INT_ATTRIBUTES ];
- double m_timeReorder;
-
- unsigned long m_streamSizeCoord;
- unsigned long m_streamSizeNormal;
- unsigned long m_streamSizeCoordIndex;
- unsigned long m_streamSizeFloatAttribute[O3DGC_SC3DMC_MAX_NUM_FLOAT_ATTRIBUTES];
- unsigned long m_streamSizeIntAttribute [O3DGC_SC3DMC_MAX_NUM_INT_ATTRIBUTES ];
-
- };
- typedef struct
- {
- long m_a;
- long m_b;
- long m_c;
- } SC3DMCTriplet;
-
- typedef struct
- {
- SC3DMCTriplet m_id;
- long m_pred[O3DGC_SC3DMC_MAX_DIM_ATTRIBUTES];
- } SC3DMCPredictor;
-
- inline bool operator< (const SC3DMCTriplet& lhs, const SC3DMCTriplet& rhs)
- {
- if (lhs.m_c != rhs.m_c)
- {
- return (lhs.m_c < rhs.m_c);
- }
- else if (lhs.m_b != rhs.m_b)
- {
- return (lhs.m_b < rhs.m_b);
- }
- return (lhs.m_a < rhs.m_a);
- }
- inline bool operator== (const SC3DMCTriplet& lhs, const SC3DMCTriplet& rhs)
- {
- return (lhs.m_c == rhs.m_c && lhs.m_b == rhs.m_b && lhs.m_a == rhs.m_a);
- }
-
-
- // fix me: optimize this function (e.g., binary search)
- inline unsigned long Insert(SC3DMCTriplet e, unsigned long & nPred, SC3DMCPredictor * const list)
- {
- unsigned long pos = 0xFFFFFFFF;
- bool foundOrInserted = false;
- for (unsigned long j = 0; j < nPred; ++j)
- {
- if (e == list[j].m_id)
- {
- foundOrInserted = true;
- break;
- }
- else if (e < list[j].m_id)
- {
- if (nPred < O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS)
- {
- ++nPred;
- }
- for (unsigned long h = nPred-1; h > j; --h)
- {
- list[h] = list[h-1];
- }
- list[j].m_id = e;
- pos = j;
- foundOrInserted = true;
- break;
- }
- }
- if (!foundOrInserted && nPred < O3DGC_SC3DMC_MAX_PREDICTION_NEIGHBORS)
- {
- pos = nPred;
- list[nPred++].m_id = e;
- }
- return pos;
- }
- template <class T>
- inline void SphereToCube(const T x, const T y, const T z,
- T & a, T & b, char & index)
- {
- T ax = absolute(x);
- T ay = absolute(y);
- T az = absolute(z);
- if (az >= ax && az >= ay)
- {
- if (z >= (T)(0))
- {
- index = 0;
- a = x;
- b = y;
- }
- else
- {
- index = 1;
- a = -x;
- b = -y;
- }
- }
- else if (ay >= ax && ay >= az)
- {
- if (y >= (T)(0))
- {
- index = 2;
- a = z;
- b = x;
- }
- else
- {
- index = 3;
- a = -z;
- b = -x;
- }
- }
- else if (ax >= ay && ax >= az)
- {
- if (x >= (T)(0))
- {
- index = 4;
- a = y;
- b = z;
- }
- else
- {
- index = 5;
- a = -y;
- b = -z;
- }
- }
- }
- inline void CubeToSphere(const Real a, const Real b, const char index,
- Real & x, Real & y, Real & z)
- {
- switch( index )
- {
- case 0:
- x = a;
- y = b;
- z = (Real) sqrt(max(0.0, 1.0 - x*x-y*y));
- break;
- case 1:
- x = -a;
- y = -b;
- z = -(Real) sqrt(max(0.0, 1.0 - x*x-y*y));
- break;
- case 2:
- z = a;
- x = b;
- y = (Real) sqrt(max(0.0, 1.0 - x*x-z*z));
- break;
- case 3:
- z = -a;
- x = -b;
- y = -(Real) sqrt(max(0.0, 1.0 - x*x-z*z));
- break;
- case 4:
- y = a;
- z = b;
- x = (Real) sqrt(max(0.0, 1.0 - y*y-z*z));
- break;
- case 5:
- y = -a;
- z = -b;
- x = -(Real) sqrt(max(0.0, 1.0 - y*y-z*z));
- break;
- }
- }
- inline unsigned long IntToUInt(long value)
- {
- return (value < 0)?(unsigned long) (-1 - (2 * value)):(unsigned long) (2 * value);
- }
- inline long UIntToInt(unsigned long uiValue)
- {
- return (uiValue & 1)?-((long) ((uiValue+1) >> 1)):((long) (uiValue >> 1));
- }
- inline void ComputeVectorMinMax(const Real * const tab,
- unsigned long size,
- unsigned long dim,
- unsigned long stride,
- Real * minTab,
- Real * maxTab,
- O3DGCSC3DMCQuantizationMode quantMode)
- {
- if (size == 0 || dim == 0)
- {
- return;
- }
- unsigned long p = 0;
- for(unsigned long d = 0; d < dim; ++d)
- {
- maxTab[d] = minTab[d] = tab[p++];
- }
- p = stride;
- for(unsigned long i = 1; i < size; ++i)
- {
- for(unsigned long d = 0; d < dim; ++d)
- {
- if (maxTab[d] < tab[p+d]) maxTab[d] = tab[p+d];
- if (minTab[d] > tab[p+d]) minTab[d] = tab[p+d];
- }
- p += stride;
- }
-
- if (quantMode == O3DGC_SC3DMC_DIAG_BB)
- {
- Real diag = Real( 0.0 );
- Real r;
- for(unsigned long d = 0; d < dim; ++d)
- {
- r = (maxTab[d] - minTab[d]);
- diag += r*r;
- }
- diag = static_cast<Real>(sqrt(diag));
- for(unsigned long d = 0; d < dim; ++d)
- {
- maxTab[d] = minTab[d] + diag;
- }
- }
- else if (quantMode == O3DGC_SC3DMC_MAX_ALL_DIMS)
- {
- Real maxr = (maxTab[0] - minTab[0]);
- Real r;
- for(unsigned long d = 1; d < dim; ++d)
- {
- r = (maxTab[d] - minTab[d]);
- if ( r > maxr)
- {
- maxr = r;
- }
- }
- for(unsigned long d = 0; d < dim; ++d)
- {
- maxTab[d] = minTab[d] + maxr;
- }
- }
- }
-}
-#endif // O3DGC_COMMON_H
-
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