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Diffstat (limited to 'thirdparty/assimp/code/FBXUtil.cpp')
| -rw-r--r-- | thirdparty/assimp/code/FBXUtil.cpp | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/thirdparty/assimp/code/FBXUtil.cpp b/thirdparty/assimp/code/FBXUtil.cpp new file mode 100644 index 0000000000..fb483161b2 --- /dev/null +++ b/thirdparty/assimp/code/FBXUtil.cpp @@ -0,0 +1,164 @@ +/* +Open Asset Import Library (assimp) +---------------------------------------------------------------------- + +Copyright (c) 2006-2019, assimp team + + +All rights reserved. + +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the +following conditions are met: + +* Redistributions of source code must retain the above + copyright notice, this list of conditions and the + following disclaimer. + +* Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the + following disclaimer in the documentation and/or other + materials provided with the distribution. + +* Neither the name of the assimp team, nor the names of its + contributors may be used to endorse or promote products + derived from this software without specific prior + written permission of the assimp team. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +---------------------------------------------------------------------- +*/ + +/** @file FBXUtil.cpp + * @brief Implementation of internal FBX utility functions + */ + +#include "FBXUtil.h" +#include "FBXTokenizer.h" + +#include <assimp/TinyFormatter.h> +#include <string> +#include <cstring> + +#ifndef ASSIMP_BUILD_NO_FBX_IMPORTER + +namespace Assimp { +namespace FBX { +namespace Util { + +// ------------------------------------------------------------------------------------------------ +const char* TokenTypeString(TokenType t) +{ + switch(t) { + case TokenType_OPEN_BRACKET: + return "TOK_OPEN_BRACKET"; + + case TokenType_CLOSE_BRACKET: + return "TOK_CLOSE_BRACKET"; + + case TokenType_DATA: + return "TOK_DATA"; + + case TokenType_COMMA: + return "TOK_COMMA"; + + case TokenType_KEY: + return "TOK_KEY"; + + case TokenType_BINARY_DATA: + return "TOK_BINARY_DATA"; + } + + ai_assert(false); + return ""; +} + + +// ------------------------------------------------------------------------------------------------ +std::string AddOffset(const std::string& prefix, const std::string& text, unsigned int offset) +{ + return static_cast<std::string>( (Formatter::format() << prefix << " (offset 0x" << std::hex << offset << ") " << text) ); +} + +// ------------------------------------------------------------------------------------------------ +std::string AddLineAndColumn(const std::string& prefix, const std::string& text, unsigned int line, unsigned int column) +{ + return static_cast<std::string>( (Formatter::format() << prefix << " (line " << line << " << col " << column << ") " << text) ); +} + +// ------------------------------------------------------------------------------------------------ +std::string AddTokenText(const std::string& prefix, const std::string& text, const Token* tok) +{ + if(tok->IsBinary()) { + return static_cast<std::string>( (Formatter::format() << prefix << + " (" << TokenTypeString(tok->Type()) << + ", offset 0x" << std::hex << tok->Offset() << ") " << + text) ); + } + + return static_cast<std::string>( (Formatter::format() << prefix << + " (" << TokenTypeString(tok->Type()) << + ", line " << tok->Line() << + ", col " << tok->Column() << ") " << + text) ); +} + +static const uint8_t base64DecodeTable[128] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 62, 0, 0, 0, 63, + 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 0, 0, 0, 64, 0, 0, + 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 0, 0, 0, 0, 0, + 0, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, + 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 0, 0, 0, 0, 0 +}; + +uint8_t DecodeBase64(char ch) +{ + return base64DecodeTable[size_t(ch)]; +} + +size_t DecodeBase64(const char* in, size_t inLength, uint8_t*& out) +{ + if (inLength < 4) { + out = 0; + return 0; + } + + const size_t outLength = (inLength * 3) / 4; + out = new uint8_t[outLength]; + memset(out, 0, outLength); + + size_t i = 0; + size_t j = 0; + for (i = 0; i < inLength - 4; i += 4) + { + uint8_t b0 = Util::DecodeBase64(in[i]); + uint8_t b1 = Util::DecodeBase64(in[i + 1]); + uint8_t b2 = Util::DecodeBase64(in[i + 2]); + uint8_t b3 = Util::DecodeBase64(in[i + 3]); + + out[j++] = (uint8_t)((b0 << 2) | (b1 >> 4)); + out[j++] = (uint8_t)((b1 << 4) | (b2 >> 2)); + out[j++] = (uint8_t)((b2 << 6) | b3); + } + return outLength; +} + +} // !Util +} // !FBX +} // !Assimp + +#endif |