summaryrefslogtreecommitdiffstats
path: root/src/3rdparty/assimp/contrib/Open3DGC/o3dgcBinaryStream.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/3rdparty/assimp/contrib/Open3DGC/o3dgcBinaryStream.h')
-rw-r--r--src/3rdparty/assimp/contrib/Open3DGC/o3dgcBinaryStream.h433
1 files changed, 0 insertions, 433 deletions
diff --git a/src/3rdparty/assimp/contrib/Open3DGC/o3dgcBinaryStream.h b/src/3rdparty/assimp/contrib/Open3DGC/o3dgcBinaryStream.h
deleted file mode 100644
index b7b7678b7..000000000
--- a/src/3rdparty/assimp/contrib/Open3DGC/o3dgcBinaryStream.h
+++ /dev/null
@@ -1,433 +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_BINARY_STREAM_H
-#define O3DGC_BINARY_STREAM_H
-
-#include "o3dgcCommon.h"
-#include "o3dgcVector.h"
-
-namespace o3dgc
-{
- const unsigned long O3DGC_BINARY_STREAM_DEFAULT_SIZE = 4096;
- const unsigned long O3DGC_BINARY_STREAM_BITS_PER_SYMBOL0 = 7;
- const unsigned long O3DGC_BINARY_STREAM_MAX_SYMBOL0 = (1 << O3DGC_BINARY_STREAM_BITS_PER_SYMBOL0) - 1;
- const unsigned long O3DGC_BINARY_STREAM_BITS_PER_SYMBOL1 = 6;
- const unsigned long O3DGC_BINARY_STREAM_MAX_SYMBOL1 = (1 << O3DGC_BINARY_STREAM_BITS_PER_SYMBOL1) - 1;
- const unsigned long O3DGC_BINARY_STREAM_NUM_SYMBOLS_UINT32 = (32+O3DGC_BINARY_STREAM_BITS_PER_SYMBOL0-1) /
- O3DGC_BINARY_STREAM_BITS_PER_SYMBOL0;
-
- //!
- class BinaryStream
- {
- public:
- //! Constructor.
- BinaryStream(unsigned long size = O3DGC_BINARY_STREAM_DEFAULT_SIZE)
- {
- m_endianness = SystemEndianness();
- m_stream.Allocate(size);
- };
- //! Destructor.
- ~BinaryStream(void){};
-
- void WriteFloat32(float value, O3DGCStreamType streamType)
- {
- if (streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- WriteFloat32ASCII(value);
- }
- else
- {
- WriteFloat32Bin(value);
- }
- }
- void WriteUInt32(unsigned long position, unsigned long value, O3DGCStreamType streamType)
- {
- if (streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- WriteUInt32ASCII(position, value);
- }
- else
- {
- WriteUInt32Bin(position, value);
- }
- }
- void WriteUInt32(unsigned long value, O3DGCStreamType streamType)
- {
- if (streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- WriteUInt32ASCII(value);
- }
- else
- {
- WriteUInt32Bin(value);
- }
- }
- void WriteUChar(unsigned int position, unsigned char value, O3DGCStreamType streamType)
- {
- if (streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- WriteUInt32ASCII(position, value);
- }
- else
- {
- WriteUInt32Bin(position, value);
- }
- }
- void WriteUChar(unsigned char value, O3DGCStreamType streamType)
- {
- if (streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- WriteUCharASCII(value);
- }
- else
- {
- WriteUChar8Bin(value);
- }
- }
- float ReadFloat32(unsigned long & position, O3DGCStreamType streamType) const
- {
- float value;
- if (streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- value = ReadFloat32ASCII(position);
- }
- else
- {
- value = ReadFloat32Bin(position);
- }
- return value;
- }
- unsigned long ReadUInt32(unsigned long & position, O3DGCStreamType streamType) const
- {
- unsigned long value;
- if (streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- value = ReadUInt32ASCII(position);
- }
- else
- {
- value = ReadUInt32Bin(position);
- }
- return value;
- }
- unsigned char ReadUChar(unsigned long & position, O3DGCStreamType streamType) const
- {
- unsigned char value;
- if (streamType == O3DGC_STREAM_TYPE_ASCII)
- {
- value = ReadUCharASCII(position);
- }
- else
- {
- value = ReadUChar8Bin(position);
- }
- return value;
- }
-
- void WriteFloat32Bin(unsigned long position, float value)
- {
- assert(position < m_stream.GetSize() - 4);
- unsigned char * ptr = (unsigned char *) (&value);
- if (m_endianness == O3DGC_BIG_ENDIAN)
- {
- m_stream[position++] = ptr[3];
- m_stream[position++] = ptr[2];
- m_stream[position++] = ptr[1];
- m_stream[position ] = ptr[0];
- }
- else
- {
- m_stream[position++] = ptr[0];
- m_stream[position++] = ptr[1];
- m_stream[position++] = ptr[2];
- m_stream[position ] = ptr[3];
- }
- }
- void WriteFloat32Bin(float value)
- {
- unsigned char * ptr = (unsigned char *) (&value);
- if (m_endianness == O3DGC_BIG_ENDIAN)
- {
- m_stream.PushBack(ptr[3]);
- m_stream.PushBack(ptr[2]);
- m_stream.PushBack(ptr[1]);
- m_stream.PushBack(ptr[0]);
- }
- else
- {
- m_stream.PushBack(ptr[0]);
- m_stream.PushBack(ptr[1]);
- m_stream.PushBack(ptr[2]);
- m_stream.PushBack(ptr[3]);
- }
- }
- void WriteUInt32Bin(unsigned long position, unsigned long value)
- {
- assert(position < m_stream.GetSize() - 4);
- unsigned char * ptr = (unsigned char *) (&value);
- if (m_endianness == O3DGC_BIG_ENDIAN)
- {
- m_stream[position++] = ptr[3];
- m_stream[position++] = ptr[2];
- m_stream[position++] = ptr[1];
- m_stream[position ] = ptr[0];
- }
- else
- {
- m_stream[position++] = ptr[0];
- m_stream[position++] = ptr[1];
- m_stream[position++] = ptr[2];
- m_stream[position ] = ptr[3];
- }
- }
- void WriteUInt32Bin(unsigned long value)
- {
- unsigned char * ptr = (unsigned char *) (&value);
- if (m_endianness == O3DGC_BIG_ENDIAN)
- {
- m_stream.PushBack(ptr[3]);
- m_stream.PushBack(ptr[2]);
- m_stream.PushBack(ptr[1]);
- m_stream.PushBack(ptr[0]);
- }
- else
- {
- m_stream.PushBack(ptr[0]);
- m_stream.PushBack(ptr[1]);
- m_stream.PushBack(ptr[2]);
- m_stream.PushBack(ptr[3]);
- }
- }
- void WriteUChar8Bin(unsigned int position, unsigned char value)
- {
- m_stream[position] = value;
- }
- void WriteUChar8Bin(unsigned char value)
- {
- m_stream.PushBack(value);
- }
- float ReadFloat32Bin(unsigned long & position) const
- {
- unsigned long value = ReadUInt32Bin(position);
- float fvalue;
- memcpy(&fvalue, &value, 4);
- return fvalue;
- }
- unsigned long ReadUInt32Bin(unsigned long & position) const
- {
- assert(position < m_stream.GetSize() - 4);
- unsigned long value = 0;
- if (m_endianness == O3DGC_BIG_ENDIAN)
- {
- value += (m_stream[position++]<<24);
- value += (m_stream[position++]<<16);
- value += (m_stream[position++]<<8);
- value += (m_stream[position++]);
- }
- else
- {
- value += (m_stream[position++]);
- value += (m_stream[position++]<<8);
- value += (m_stream[position++]<<16);
- value += (m_stream[position++]<<24);
- }
- return value;
- }
- unsigned char ReadUChar8Bin(unsigned long & position) const
- {
- return m_stream[position++];
- }
-
- void WriteFloat32ASCII(float value)
- {
- unsigned long uiValue;
- memcpy(&uiValue, &value, 4);
- WriteUInt32ASCII(uiValue);
- }
- void WriteUInt32ASCII(unsigned long position, unsigned long value)
- {
- assert(position < m_stream.GetSize() - O3DGC_BINARY_STREAM_NUM_SYMBOLS_UINT32);
- unsigned long value0 = value;
- for(unsigned long i = 0; i < O3DGC_BINARY_STREAM_NUM_SYMBOLS_UINT32; ++i)
- {
- m_stream[position++] = (value0 & O3DGC_BINARY_STREAM_MAX_SYMBOL0);
- value0 >>= O3DGC_BINARY_STREAM_BITS_PER_SYMBOL0;
- }
- }
- void WriteUInt32ASCII(unsigned long value)
- {
- for(unsigned long i = 0; i < O3DGC_BINARY_STREAM_NUM_SYMBOLS_UINT32; ++i)
- {
- m_stream.PushBack(value & O3DGC_BINARY_STREAM_MAX_SYMBOL0);
- value >>= O3DGC_BINARY_STREAM_BITS_PER_SYMBOL0;
- }
- }
- void WriteIntASCII(long value)
- {
- WriteUIntASCII(IntToUInt(value));
- }
- void WriteUIntASCII(unsigned long value)
- {
- if (value >= O3DGC_BINARY_STREAM_MAX_SYMBOL0)
- {
- m_stream.PushBack(O3DGC_BINARY_STREAM_MAX_SYMBOL0);
- value -= O3DGC_BINARY_STREAM_MAX_SYMBOL0;
- unsigned char a, b;
- do
- {
- a = ((value & O3DGC_BINARY_STREAM_MAX_SYMBOL1) << 1);
- b = ( (value >>= O3DGC_BINARY_STREAM_BITS_PER_SYMBOL1) > 0);
- a += b;
- m_stream.PushBack(a);
- } while (b);
- }
- else
- {
- m_stream.PushBack((unsigned char) value);
- }
- }
- void WriteUCharASCII(unsigned char value)
- {
- assert(value <= O3DGC_BINARY_STREAM_MAX_SYMBOL0);
- m_stream.PushBack(value);
- }
- float ReadFloat32ASCII(unsigned long & position) const
- {
- unsigned long value = ReadUInt32ASCII(position);
- float fvalue;
- memcpy(&fvalue, &value, 4);
- return fvalue;
- }
- unsigned long ReadUInt32ASCII(unsigned long & position) const
- {
- assert(position < m_stream.GetSize() - O3DGC_BINARY_STREAM_NUM_SYMBOLS_UINT32);
- unsigned long value = 0;
- unsigned long shift = 0;
- for(unsigned long i = 0; i < O3DGC_BINARY_STREAM_NUM_SYMBOLS_UINT32; ++i)
- {
- value += (m_stream[position++] << shift);
- shift += O3DGC_BINARY_STREAM_BITS_PER_SYMBOL0;
- }
- return value;
- }
- long ReadIntASCII(unsigned long & position) const
- {
- return UIntToInt(ReadUIntASCII(position));
- }
- unsigned long ReadUIntASCII(unsigned long & position) const
- {
- unsigned long value = m_stream[position++];
- if (value == O3DGC_BINARY_STREAM_MAX_SYMBOL0)
- {
- long x;
- unsigned long i = 0;
- do
- {
- x = m_stream[position++];
- value += ( (x>>1) << i);
- i += O3DGC_BINARY_STREAM_BITS_PER_SYMBOL1;
- } while (x & 1);
- }
- return value;
- }
- unsigned char ReadUCharASCII(unsigned long & position) const
- {
- return m_stream[position++];
- }
- O3DGCErrorCode Save(const char * const fileName)
- {
- FILE * fout = fopen(fileName, "wb");
- if (!fout)
- {
- return O3DGC_ERROR_CREATE_FILE;
- }
- fwrite(m_stream.GetBuffer(), 1, m_stream.GetSize(), fout);
- fclose(fout);
- return O3DGC_OK;
- }
- O3DGCErrorCode Load(const char * const fileName)
- {
- FILE * fin = fopen(fileName, "rb");
- if (!fin)
- {
- return O3DGC_ERROR_OPEN_FILE;
- }
- fseek(fin, 0, SEEK_END);
- unsigned long size = ftell(fin);
- m_stream.Allocate(size);
- rewind(fin);
- unsigned int nread = (unsigned int) fread((void *) m_stream.GetBuffer(), 1, size, fin);
- m_stream.SetSize(size);
- if (nread != size)
- {
- return O3DGC_ERROR_READ_FILE;
- }
- fclose(fin);
- return O3DGC_OK;
- }
- O3DGCErrorCode LoadFromBuffer(unsigned char * buffer, unsigned long bufferSize)
- {
- m_stream.Allocate(bufferSize);
- memcpy(m_stream.GetBuffer(), buffer, bufferSize);
- m_stream.SetSize(bufferSize);
- return O3DGC_OK;
- }
- unsigned long GetSize() const
- {
- return m_stream.GetSize();
- }
- const unsigned char * GetBuffer(unsigned long position) const
- {
- return m_stream.GetBuffer() + position;
- }
- unsigned char * GetBuffer(unsigned long position)
- {
- return (m_stream.GetBuffer() + position);
- }
- unsigned char * GetBuffer()
- {
- return m_stream.GetBuffer();
- }
- void GetBuffer(unsigned long position, unsigned char * & buffer) const
- {
- buffer = (unsigned char *) (m_stream.GetBuffer() + position); // fix me: ugly!
- }
- void SetSize(unsigned long size)
- {
- m_stream.SetSize(size);
- };
- void Allocate(unsigned long size)
- {
- m_stream.Allocate(size);
- }
-
- private:
- Vector<unsigned char> m_stream;
- O3DGCEndianness m_endianness;
- };
-
-}
-#endif // O3DGC_BINARY_STREAM_H
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-10 03:37:44 +0000