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| 1 | +/* |
| 2 | +Open Asset Import Library (assimp) |
| 3 | +---------------------------------------------------------------------- |
| 4 | +
|
| 5 | +Copyright (c) 2006-2024, assimp team |
| 6 | +
|
| 7 | +All rights reserved. |
| 8 | +
|
| 9 | +Redistribution and use of this software in source and binary forms, |
| 10 | +with or without modification, are permitted provided that the |
| 11 | +following conditions are met: |
| 12 | +
|
| 13 | +* Redistributions of source code must retain the above |
| 14 | +copyright notice, this list of conditions and the |
| 15 | +following disclaimer. |
| 16 | +
|
| 17 | +* Redistributions in binary form must reproduce the above |
| 18 | +copyright notice, this list of conditions and the |
| 19 | +following disclaimer in the documentation and/or other |
| 20 | +materials provided with the distribution. |
| 21 | +
|
| 22 | +* Neither the name of the assimp team, nor the names of its |
| 23 | +contributors may be used to endorse or promote products |
| 24 | +derived from this software without specific prior |
| 25 | +written permission of the assimp team. |
| 26 | +
|
| 27 | +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 28 | +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 29 | +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 30 | +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 31 | +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 32 | +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 33 | + LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 34 | +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 35 | +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 36 | +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 37 | +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 38 | +
|
| 39 | +---------------------------------------------------------------------- |
| 40 | +*/ |
| 41 | +/// \file VrmlImporter.cpp |
| 42 | +/// \brief Convert VRML-formatted (.wrl, .x3dv) files to X3D .xml format |
| 43 | +/// \date 2024 |
| 44 | +/// \author tellypresence |
| 45 | + |
| 46 | +#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER |
| 47 | + |
| 48 | +#include <memory> // std::unique_ptr |
| 49 | +#include "VrmlConverter.hpp" |
| 50 | + |
| 51 | +namespace Assimp { |
| 52 | + |
| 53 | +bool isFileWrlVrml97Ext(const std::string &pFile) { |
| 54 | + size_t pos = pFile.find_last_of('.'); |
| 55 | + if (pos == std::string::npos) { |
| 56 | + return false; |
| 57 | + } |
| 58 | + std::string ext = pFile.substr(pos + 1); |
| 59 | + if (ext.size() != 3) { |
| 60 | + return false; |
| 61 | + } |
| 62 | + return (ext[0] == 'w' || ext[0] == 'W') && (ext[1] == 'r' || ext[1] == 'R') && (ext[2] == 'l' || ext[2] == 'L'); |
| 63 | +} |
| 64 | + |
| 65 | +bool isFileX3dvClassicVrmlExt(const std::string &pFile) { |
| 66 | + size_t pos = pFile.find_last_of('.'); |
| 67 | + if (pos == std::string::npos) { |
| 68 | + return false; |
| 69 | + } |
| 70 | + std::string ext = pFile.substr(pos + 1); |
| 71 | + if (ext.size() != 4) { |
| 72 | + return false; |
| 73 | + } |
| 74 | + return (ext[0] == 'x' || ext[0] == 'X') && (ext[1] == '3') && (ext[2] == 'd' || ext[2] == 'D') && (ext[3] == 'v' || ext[3] == 'V'); |
| 75 | +} |
| 76 | + |
| 77 | +#if !defined(ASSIMP_BUILD_NO_VRML_IMPORTER) |
| 78 | +static VrmlTranslator::Scanner createScanner(const std::string &pFile) { |
| 79 | + std::unique_ptr<wchar_t[]> wide_stringPtr{ new wchar_t[ pFile.length() + 1 ] }; |
| 80 | + std::copy(pFile.begin(), pFile.end(), wide_stringPtr.get()); |
| 81 | + wide_stringPtr[ pFile.length() ] = 0; |
| 82 | + |
| 83 | + return VrmlTranslator::Scanner(wide_stringPtr.get()); |
| 84 | +} // wide_stringPtr auto-deleted when leaving scope |
| 85 | +#endif // #if !defined(ASSIMP_BUILD_NO_VRML_IMPORTER) |
| 86 | + |
| 87 | +std::stringstream ConvertVrmlFileToX3dXmlFile(const std::string &pFile) { |
| 88 | + std::stringstream ss; |
| 89 | + if (isFileWrlVrml97Ext(pFile) || isFileX3dvClassicVrmlExt(pFile)) { |
| 90 | +#if !defined(ASSIMP_BUILD_NO_VRML_IMPORTER) |
| 91 | + VrmlTranslator::Scanner scanner = createScanner(pFile); |
| 92 | + VrmlTranslator::Parser parser(&scanner); |
| 93 | + parser.Parse(); |
| 94 | + ss.str(""); |
| 95 | + parser.doc_.save(ss); |
| 96 | +#endif // #if !defined(ASSIMP_BUILD_NO_VRML_IMPORTER) |
| 97 | + } |
| 98 | + return ss; |
| 99 | +} |
| 100 | + |
| 101 | +} // namespace Assimp |
| 102 | + |
| 103 | +#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER |
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