141 lines
4.1 KiB
C++
141 lines
4.1 KiB
C++
/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2021, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the
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following conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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@author: Richard Steffen, 2014
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----------------------------------------------------------------------
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*/
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/** @file XFileExporter.h
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* Declares the exporter class to write a scene to a Collada file
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*/
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#ifndef AI_XFILEEXPORTER_H_INC
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#define AI_XFILEEXPORTER_H_INC
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#include <assimp/ai_assert.h>
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#include <assimp/matrix4x4.h>
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#include <assimp/Exporter.hpp>
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#include <sstream>
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struct aiScene;
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struct aiNode;
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struct aiMesh;
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struct aiString;
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namespace Assimp {
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class IOSystem;
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/// Helper class to export a given scene to a X-file.
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/// Note: an xFile uses a left hand system. Assimp used a right hand system (OpenGL), therefore we have to transform everything
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class XFileExporter
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{
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public:
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/// Constructor for a specific scene to export
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XFileExporter(const aiScene* pScene, IOSystem* pIOSystem, const std::string& path, const std::string& file, const ExportProperties* pProperties);
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/// Destructor
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virtual ~XFileExporter();
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protected:
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/// Starts writing the contents
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void WriteFile();
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/// Writes the asset header
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void WriteHeader();
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/// write a frame transform
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void WriteFrameTransform(aiMatrix4x4& m);
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/// Recursively writes the given node
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void WriteNode( aiNode* pNode );
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/// write a mesh entry of the scene
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void WriteMesh( aiMesh* mesh);
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/// Enters a new xml element, which increases the indentation
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void PushTag() { startstr.append( " "); }
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/// Leaves an element, decreasing the indentation
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void PopTag() {
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ai_assert( startstr.length() > 1);
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startstr.erase( startstr.length() - 2);
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}
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public:
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/// Stringstream to write all output into
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std::stringstream mOutput;
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protected:
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/// normalize the name to be accepted by xfile readers
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std::string toXFileString(aiString &name);
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/// hold the properties pointer
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const ExportProperties* mProperties;
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/// write a path
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void writePath(const aiString &path);
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/// The IOSystem for output
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IOSystem* mIOSystem;
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/// Path of the directory where the scene will be exported
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const std::string mPath;
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/// Name of the file (without extension) where the scene will be exported
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const std::string mFile;
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/// The scene to be written
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const aiScene* mScene;
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bool mSceneOwned;
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/// current line start string, contains the current indentation for simple stream insertion
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std::string startstr;
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/// current line end string for simple stream insertion
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std::string endstr;
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};
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}
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#endif // !! AI_XFILEEXPORTER_H_INC
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