diff options
Diffstat (limited to 'NvCloth/samples/external/assimp-4.1.0/code/XGLLoader.h')
| -rw-r--r-- | NvCloth/samples/external/assimp-4.1.0/code/XGLLoader.h | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/NvCloth/samples/external/assimp-4.1.0/code/XGLLoader.h b/NvCloth/samples/external/assimp-4.1.0/code/XGLLoader.h new file mode 100644 index 0000000..97ae5f8 --- /dev/null +++ b/NvCloth/samples/external/assimp-4.1.0/code/XGLLoader.h @@ -0,0 +1,215 @@ +/* +Open Asset Import Library (assimp) +---------------------------------------------------------------------- + +Copyright (c) 2006-2017, 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 XGLLoader.h + * @brief Declaration of the .xgl/.zgl + */ +#ifndef AI_XGLLOADER_H_INCLUDED +#define AI_XGLLOADER_H_INCLUDED + +#include "BaseImporter.h" +#include "irrXMLWrapper.h" +#include "LogAux.h" +#include <assimp/material.h> +#include <assimp/Importer.hpp> +#include <assimp/mesh.h> +#include <assimp/light.h> +#include <memory> +#include <map> + +struct aiNode; + +namespace Assimp { + +// --------------------------------------------------------------------------- +/** XGL/ZGL importer. + * + * Spec: http://vizstream.aveva.com/release/vsplatform/XGLSpec.htm + */ +class XGLImporter : public BaseImporter, public LogFunctions<XGLImporter> +{ +public: + + XGLImporter(); + ~XGLImporter(); + + +public: + + // ------------------------------------------------------------------- + /** Returns whether the class can handle the format of the given file. + * See BaseImporter::CanRead() for details. */ + bool CanRead( const std::string& pFile, IOSystem* pIOHandler, + bool checkSig) const; + +protected: + + // ------------------------------------------------------------------- + /** Return importer meta information. + * See #BaseImporter::GetInfo for the details */ + const aiImporterDesc* GetInfo () const; + + // ------------------------------------------------------------------- + /** Imports the given file into the given scene structure. + * See BaseImporter::InternReadFile() for details */ + void InternReadFile( const std::string& pFile, aiScene* pScene, + IOSystem* pIOHandler); + +private: + + + struct TempScope + { + TempScope() + : light() + {} + + ~TempScope() + { + for(aiMesh* m : meshes_linear) { + delete m; + } + + for(aiMaterial* m : materials_linear) { + delete m; + } + + delete light; + } + + void dismiss() { + light = NULL; + meshes_linear.clear(); + materials_linear.clear(); + meshes.clear(); + materials.clear(); + } + + std::multimap<unsigned int, aiMesh*> meshes; + std::map<unsigned int, aiMaterial*> materials; + + std::vector<aiMesh*> meshes_linear; + std::vector<aiMaterial*> materials_linear; + + aiLight* light; + }; + + + struct SortMeshByMaterialId { + SortMeshByMaterialId(const TempScope& scope) : scope(scope) {} + bool operator()(unsigned int a, unsigned int b) const { + return scope.meshes_linear[a]->mMaterialIndex < scope.meshes_linear[b]->mMaterialIndex; + }; + + const TempScope& scope; + }; + + struct TempMesh + { + std::map<unsigned int, aiVector3D> points; + std::map<unsigned int, aiVector3D> normals; + std::map<unsigned int, aiVector2D> uvs; + }; + + struct TempMaterialMesh + { + TempMaterialMesh() + : pflags() + , matid() + {} + + std::vector<aiVector3D> positions, normals; + std::vector<aiVector2D> uvs; + + std::vector<unsigned int> vcounts; + unsigned int pflags; + unsigned int matid; + }; + + struct TempFace + { + TempFace() + : has_uv() + , has_normal() + {} + + aiVector3D pos; + aiVector3D normal; + aiVector2D uv; + bool has_uv; + bool has_normal; + }; + +private: + + void Cleanup(); + + std::string GetElementName(); + bool ReadElement(); + bool ReadElementUpToClosing(const char* closetag); + bool SkipToText(); + unsigned int ReadIDAttr(); + + void ReadWorld(TempScope& scope); + void ReadLighting(TempScope& scope); + aiLight* ReadDirectionalLight(); + aiNode* ReadObject(TempScope& scope,bool skipFirst = false,const char* closetag = "object"); + bool ReadMesh(TempScope& scope); + void ReadMaterial(TempScope& scope); + aiVector2D ReadVec2(); + aiVector3D ReadVec3(); + aiColor3D ReadCol3(); + aiMatrix4x4 ReadTrafo(); + unsigned int ReadIndexFromText(); + float ReadFloat(); + + aiMesh* ToOutputMesh(const TempMaterialMesh& m); + void ReadFaceVertex(const TempMesh& t, TempFace& out); + unsigned int ResolveMaterialRef(TempScope& scope); + +private: + std::shared_ptr<irr::io::IrrXMLReader> m_reader; + aiScene* m_scene; +}; + +} // end of namespace Assimp + +#endif // AI_IRRMESHIMPORTER_H_INC |