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-/*
-Open Asset Import Library (assimp)
-----------------------------------------------------------------------
-
-Copyright (c) 2006-2022, 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 PbrtExporter.h
-* Declares the exporter class to write a scene to a pbrt file
-*/
-#ifndef AI_PBRTEXPORTER_H_INC
-#define AI_PBRTEXPORTER_H_INC
-
-#ifndef ASSIMP_BUILD_NO_PBRT_EXPORTER
-
-#include <assimp/types.h>
-#include <assimp/StreamWriter.h>
-#include <assimp/Exceptional.h>
-
-#include <map>
-#include <set>
-#include <string>
-#include <sstream>
-
-struct aiScene;
-struct aiNode;
-struct aiMaterial;
-struct aiMesh;
-
-namespace Assimp {
-
-class IOSystem;
-class IOStream;
-class ExportProperties;
-
-// ---------------------------------------------------------------------
-/** Helper class to export a given scene to a Pbrt file. */
-// ---------------------------------------------------------------------
-class PbrtExporter
-{
-public:
- /// Constructor for a specific scene to export
- PbrtExporter(const aiScene *pScene, IOSystem *pIOSystem,
- const std::string &path, const std::string &file);
-
- /// Destructor
- virtual ~PbrtExporter();
-
-private:
- // the scene to export
- const aiScene* mScene;
-
- /// Stringstream to write all output into
- std::stringstream mOutput;
-
- /// The IOSystem for output
- IOSystem* mIOSystem;
-
- /// Path of the directory where the scene will be exported
- const std::string mPath;
-
- /// Name of the file (without extension) where the scene will be exported
- const std::string mFile;
-
-private:
- // A private set to keep track of which textures have been declared
- std::set<std::string> mTextureSet;
-
- aiMatrix4x4 GetNodeTransform(const aiString& name) const;
- static std::string TransformAsString(const aiMatrix4x4& m);
-
- static std::string RemoveSuffix(std::string filename);
- std::string CleanTextureFilename(const aiString &f, bool rewriteExtension = true) const;
-
- void WriteMetaData();
-
- void WriteWorldDefinition();
-
- void WriteCameras();
- void WriteCamera(int i);
-
- void WriteLights();
-
- void WriteTextures();
- static bool TextureHasAlphaMask(const std::string &filename);
-
- void WriteMaterials();
- void WriteMaterial(int i);
-
- void WriteMesh(aiMesh* mesh);
-
- void WriteInstanceDefinition(int i);
- void WriteGeometricObjects(aiNode* node, aiMatrix4x4 parentTransform,
- std::map<int, int> &meshUses);
-};
-
-} // namespace Assimp
-
-#endif // ASSIMP_BUILD_NO_PBRT_EXPORTER
-
-#endif // AI_PBRTEXPORTER_H_INC