vrshoot
view libs/assimp/ObjExporter.h @ 3:c179c72369be
rename candy->vr
| author | John Tsiombikas <nuclear@member.fsf.org> |
|---|---|
| date | Mon, 03 Feb 2014 08:52:13 +0200 |
| parents | |
| children |
line source
1 /*
2 Open Asset Import Library (assimp)
3 ----------------------------------------------------------------------
5 Copyright (c) 2006-2012, assimp team
6 All rights reserved.
8 Redistribution and use of this software in source and binary forms,
9 with or without modification, are permitted provided that the
10 following conditions are met:
12 * Redistributions of source code must retain the above
13 copyright notice, this list of conditions and the
14 following disclaimer.
16 * Redistributions in binary form must reproduce the above
17 copyright notice, this list of conditions and the
18 following disclaimer in the documentation and/or other
19 materials provided with the distribution.
21 * Neither the name of the assimp team, nor the names of its
22 contributors may be used to endorse or promote products
23 derived from this software without specific prior
24 written permission of the assimp team.
26 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
27 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
28 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
29 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
30 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
31 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
32 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
38 ----------------------------------------------------------------------
39 */
41 /** @file ColladaExporter.h
42 * Declares the exporter class to write a scene to a Collada file
43 */
44 #ifndef AI_OBJEXPORTER_H_INC
45 #define AI_OBJEXPORTER_H_INC
47 #include <sstream>
49 struct aiScene;
50 struct aiNode;
52 namespace Assimp
53 {
55 // ------------------------------------------------------------------------------------------------
56 /** Helper class to export a given scene to an OBJ file. */
57 // ------------------------------------------------------------------------------------------------
58 class ObjExporter
59 {
60 public:
61 /// Constructor for a specific scene to export
62 ObjExporter(const char* filename, const aiScene* pScene);
64 public:
66 std::string GetMaterialLibName();
67 std::string GetMaterialLibFileName();
69 public:
71 /// public stringstreams to write all output into
72 std::ostringstream mOutput, mOutputMat;
74 private:
76 // intermediate data structures
77 struct FaceVertex
78 {
79 FaceVertex()
80 : vp(),vn(),vt()
81 {
82 }
84 // one-based, 0 means: 'does not exist'
85 unsigned int vp,vn,vt;
86 };
88 struct Face {
89 char kind;
90 std::vector<FaceVertex> indices;
91 };
93 struct MeshInstance {
95 std::string name, matname;
96 std::vector<Face> faces;
97 };
99 void WriteHeader(std::ostringstream& out);
101 void WriteMaterialFile();
102 void WriteGeometryFile();
104 std::string GetMaterialName(unsigned int index);
106 void AddMesh(const aiString& name, const aiMesh* m, const aiMatrix4x4& mat);
107 void AddNode(const aiNode* nd, const aiMatrix4x4& mParent);
109 private:
111 const std::string filename;
112 const aiScene* const pScene;
114 std::vector<aiVector3D> vp, vn, vt;
115 std::vector<MeshInstance> meshes;
117 // this endl() doesn't flush() the stream
118 const std::string endl;
119 };
121 }
123 #endif