vrshoot
diff libs/assimp/ObjExporter.h @ 0:b2f14e535253
initial commit
author | John Tsiombikas <nuclear@member.fsf.org> |
---|---|
date | Sat, 01 Feb 2014 19:58:19 +0200 |
parents | |
children |
line diff
1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/libs/assimp/ObjExporter.h Sat Feb 01 19:58:19 2014 +0200 1.3 @@ -0,0 +1,123 @@ 1.4 +/* 1.5 +Open Asset Import Library (assimp) 1.6 +---------------------------------------------------------------------- 1.7 + 1.8 +Copyright (c) 2006-2012, assimp team 1.9 +All rights reserved. 1.10 + 1.11 +Redistribution and use of this software in source and binary forms, 1.12 +with or without modification, are permitted provided that the 1.13 +following conditions are met: 1.14 + 1.15 +* Redistributions of source code must retain the above 1.16 + copyright notice, this list of conditions and the 1.17 + following disclaimer. 1.18 + 1.19 +* Redistributions in binary form must reproduce the above 1.20 + copyright notice, this list of conditions and the 1.21 + following disclaimer in the documentation and/or other 1.22 + materials provided with the distribution. 1.23 + 1.24 +* Neither the name of the assimp team, nor the names of its 1.25 + contributors may be used to endorse or promote products 1.26 + derived from this software without specific prior 1.27 + written permission of the assimp team. 1.28 + 1.29 +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1.30 +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1.31 +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1.32 +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1.33 +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 1.34 +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 1.35 +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 1.36 +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 1.37 +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 1.38 +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 1.39 +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 1.40 + 1.41 +---------------------------------------------------------------------- 1.42 +*/ 1.43 + 1.44 +/** @file ColladaExporter.h 1.45 + * Declares the exporter class to write a scene to a Collada file 1.46 + */ 1.47 +#ifndef AI_OBJEXPORTER_H_INC 1.48 +#define AI_OBJEXPORTER_H_INC 1.49 + 1.50 +#include <sstream> 1.51 + 1.52 +struct aiScene; 1.53 +struct aiNode; 1.54 + 1.55 +namespace Assimp 1.56 +{ 1.57 + 1.58 +// ------------------------------------------------------------------------------------------------ 1.59 +/** Helper class to export a given scene to an OBJ file. */ 1.60 +// ------------------------------------------------------------------------------------------------ 1.61 +class ObjExporter 1.62 +{ 1.63 +public: 1.64 + /// Constructor for a specific scene to export 1.65 + ObjExporter(const char* filename, const aiScene* pScene); 1.66 + 1.67 +public: 1.68 + 1.69 + std::string GetMaterialLibName(); 1.70 + std::string GetMaterialLibFileName(); 1.71 + 1.72 +public: 1.73 + 1.74 + /// public stringstreams to write all output into 1.75 + std::ostringstream mOutput, mOutputMat; 1.76 + 1.77 +private: 1.78 + 1.79 + // intermediate data structures 1.80 + struct FaceVertex 1.81 + { 1.82 + FaceVertex() 1.83 + : vp(),vn(),vt() 1.84 + { 1.85 + } 1.86 + 1.87 + // one-based, 0 means: 'does not exist' 1.88 + unsigned int vp,vn,vt; 1.89 + }; 1.90 + 1.91 + struct Face { 1.92 + char kind; 1.93 + std::vector<FaceVertex> indices; 1.94 + }; 1.95 + 1.96 + struct MeshInstance { 1.97 + 1.98 + std::string name, matname; 1.99 + std::vector<Face> faces; 1.100 + }; 1.101 + 1.102 + void WriteHeader(std::ostringstream& out); 1.103 + 1.104 + void WriteMaterialFile(); 1.105 + void WriteGeometryFile(); 1.106 + 1.107 + std::string GetMaterialName(unsigned int index); 1.108 + 1.109 + void AddMesh(const aiString& name, const aiMesh* m, const aiMatrix4x4& mat); 1.110 + void AddNode(const aiNode* nd, const aiMatrix4x4& mParent); 1.111 + 1.112 +private: 1.113 + 1.114 + const std::string filename; 1.115 + const aiScene* const pScene; 1.116 + 1.117 + std::vector<aiVector3D> vp, vn, vt; 1.118 + std::vector<MeshInstance> meshes; 1.119 + 1.120 + // this endl() doesn't flush() the stream 1.121 + const std::string endl; 1.122 +}; 1.123 + 1.124 +} 1.125 + 1.126 +#endif