Pbrt file exporter hello world
Trevor David Black
parent
085212e58a
commit
8c3b374486
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@ -661,6 +661,10 @@ if (NOT ASSIMP_NO_EXPORT)
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3MF/D3MFExporter.h
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3MF/D3MFExporter.cpp)
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ADD_ASSIMP_EXPORTER( PBRT
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Pbrt/PbrtExporter.h
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Pbrt/PbrtExporter.cpp)
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ADD_ASSIMP_EXPORTER( ASSJSON
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Assjson/cencode.c
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Assjson/cencode.h
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@ -107,6 +107,7 @@ void ExportSceneFBXA(const char*, IOSystem*, const aiScene*, const ExportPropert
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void ExportScene3MF( const char*, IOSystem*, const aiScene*, const ExportProperties* );
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void ExportSceneM3D(const char*, IOSystem*, const aiScene*, const ExportProperties*);
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void ExportSceneM3DA(const char*, IOSystem*, const aiScene*, const ExportProperties*);
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void ExportScenePbrt(const char*, IOSystem*, const aiScene*, const ExportProperties*);
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void ExportAssimp2Json(const char* , IOSystem*, const aiScene* , const Assimp::ExportProperties*);
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@ -187,6 +188,10 @@ static void setupExporterArray(std::vector<Exporter::ExportFormatEntry> &exporte
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exporters.push_back(Exporter::ExportFormatEntry("3mf", "The 3MF-File-Format", "3mf", &ExportScene3MF, 0));
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#endif
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#ifndef ASSIMP_BUILD_NO_PBRT_EXPORTER
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exporters.push_back(Exporter::ExportFormatEntry("pbrt", "Pbrt scene description file", "pbrt", &ExportScenePbrt, 0));
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#endif
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#ifndef ASSIMP_BUILD_NO_ASSJSON_EXPORTER
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exporters.push_back(Exporter::ExportFormatEntry("assjson", "Assimp JSON Document", "json", &ExportAssimp2Json, 0));
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#endif
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@ -0,0 +1,127 @@
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/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2020, 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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----------------------------------------------------------------------
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*/
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#ifndef ASSIMP_BUILD_NO_EXPORT
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#ifndef ASSIMP_BUILD_NO_PBRT_EXPORTER
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#include "PbrtExporter.h"
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#include <assimp/version.h> // aiGetVersion
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#include <assimp/DefaultIOSystem.h>
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#include <assimp/IOSystem.hpp>
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#include <assimp/Exporter.hpp>
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#include <assimp/DefaultLogger.hpp>
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#include <assimp/StreamWriter.h> // StreamWriterLE
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#include <assimp/Exceptional.h> // DeadlyExportError
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#include <assimp/material.h> // aiTextureType
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#include <assimp/scene.h>
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#include <assimp/mesh.h>
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// Header files, standard library.
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#include <memory> // shared_ptr
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#include <string>
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#include <sstream> // stringstream
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#include <ctime> // localtime, tm_*
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#include <map>
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#include <set>
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#include <vector>
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#include <array>
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#include <unordered_set>
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#include <numeric>
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using namespace Assimp;
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// some constants that we'll use for writing metadata
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namespace Assimp {
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// ---------------------------------------------------------------------
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// Worker function for exporting a scene to ascii pbrt.
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// Prototyped and registered in Exporter.cpp
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void ExportScenePbrt (
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const char* pFile,
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IOSystem* pIOSystem,
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const aiScene* pScene,
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const ExportProperties* pProperties
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){
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std::string path = DefaultIOSystem::absolutePath(std::string(pFile));
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std::string file = DefaultIOSystem::completeBaseName(std::string(pFile));
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// initialize the exporter
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PbrtExporter exporter(pScene, pIOSystem, path, file);
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}
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} // end of namespace Assimp
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// Constructor
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PbrtExporter::PbrtExporter (
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const aiScene* pScene, IOSystem* pIOSystem,
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const std::string path, const std::string file)
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: mScene(pScene),
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mIOSystem(pIOSystem),
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mPath(path),
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mFile(file)
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{
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std::unique_ptr<IOStream> outfile;
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// open the indicated file for writing
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outfile.reset(mIOSystem->Open(mPath,"wt"));
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if (!outfile) {
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throw DeadlyExportError(
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"could not open output .pbrt file: " + std::string(mFile)
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);
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}
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outfile->Write("Writing to pbrt file\n", 21 , 1);
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outfile->Write(mPath.c_str(), mPath.size() , 1);
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outfile->Write("\n", 1, 1);
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outfile->Write(mFile.c_str(), mFile.size() , 1);
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// explicitly release file pointer,
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// so we don't have to rely on class destruction.
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outfile.reset();
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}
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// Destructor
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PbrtExporter::~PbrtExporter() {
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// Empty
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}
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#endif // ASSIMP_BUILD_NO_PBRT_EXPORTER
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#endif // ASSIMP_BUILD_NO_EXPORT
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@ -0,0 +1,105 @@
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/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2020, 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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----------------------------------------------------------------------
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*/
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/** @file PbrtExporter.h
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* Declares the exporter class to write a scene to a pbrt file
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*/
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#ifndef AI_PBRTEXPORTER_H_INC
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#define AI_PBRTEXPORTER_H_INC
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#ifndef ASSIMP_BUILD_NO_PBRT_EXPORTER
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#include <assimp/types.h>
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//#include <assimp/material.h>
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#include <assimp/StreamWriter.h> // StreamWriterLE
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#include <assimp/Exceptional.h> // DeadlyExportError
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#include <vector>
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#include <map>
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#include <unordered_set>
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#include <memory> // shared_ptr
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#include <sstream> // stringstream
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struct aiScene;
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struct aiNode;
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//struct aiMaterial;
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namespace Assimp
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{
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class IOSystem;
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class IOStream;
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class ExportProperties;
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// ---------------------------------------------------------------------
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/** Helper class to export a given scene to a Pbrt file. */
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// ---------------------------------------------------------------------
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class PbrtExporter
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{
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public:
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/// Constructor for a specific scene to export
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PbrtExporter(const aiScene* pScene, IOSystem* pIOSystem,
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const std::string path, const std::string file);
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/// Destructor
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virtual ~PbrtExporter();
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private:
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const aiScene* mScene; // the scene to export
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/// Stringstream to write all output into
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std::stringstream mOutput;
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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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};
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} // namespace Assimp
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#endif // ASSIMP_BUILD_NO_PBRT_EXPORTER
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#endif // AI_PBRTEXPORTER_H_INC
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