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authorsanine <sanine.not@pm.me>2022-04-16 11:55:54 -0500
committersanine <sanine.not@pm.me>2022-04-16 11:55:54 -0500
commit8fb7916a0d0cb007a4c3a4e6a31af58765268ca3 (patch)
tree52b5524a94a5b04e17a1fd7f8aca988ab6d0c75f /src/mesh/assimp-master/code/AssetLib/OpenGEX/OpenGEXImporter.h
parentdb81b925d776103326128bf629cbdda576a223e7 (diff)
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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.
-
-----------------------------------------------------------------------
-*/
-#pragma once
-#ifndef AI_OPENGEX_IMPORTER_H
-#define AI_OPENGEX_IMPORTER_H
-
-#ifndef ASSIMP_BUILD_NO_OPENGEX_IMPORTER
-
-#include <assimp/BaseImporter.h>
-#include <assimp/mesh.h>
-
-#include <vector>
-#include <list>
-#include <map>
-#include <memory>
-
-namespace ODDLParser {
- class DDLNode;
- struct Context;
-}
-
-struct aiNode;
-struct aiMaterial;
-struct aiCamera;
-struct aiLight;
-
-namespace Assimp {
-namespace OpenGEX {
-
-struct MetricInfo {
- enum Type {
- Distance = 0,
- Angle,
- Time,
- Up,
- Max
- };
-
- std::string m_stringValue;
- float m_floatValue;
- int m_intValue;
-
- MetricInfo()
- : m_stringValue( )
- , m_floatValue( 0.0f )
- , m_intValue( -1 ) {
- // empty
- }
-};
-
-/** @brief This class is used to implement the OpenGEX importer
- *
- * See http://opengex.org/OpenGEX.pdf for spec.
- */
-class OpenGEXImporter : public BaseImporter {
-public:
- /// The class constructor.
- OpenGEXImporter();
-
- /// The class destructor.
- ~OpenGEXImporter() override;
-
- /// BaseImporter override.
- bool CanRead( const std::string &file, IOSystem *pIOHandler, bool checkSig ) const override;
-
-protected:
- /// BaseImporter override.
- void InternReadFile( const std::string &file, aiScene *pScene, IOSystem *pIOHandler ) override;
-
- /// BaseImporter override.
- virtual const aiImporterDesc *GetInfo() const override;
-
- /// BaseImporter override.
- virtual void SetupProperties( const Importer *pImp ) override;
-
- void handleNodes( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleMetricNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleNameNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleObjectRefNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleMaterialRefNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleGeometryNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleCameraNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleLightNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleGeometryObject( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleCameraObject( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleLightObject( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleTransformNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleMeshNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleVertexArrayNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleIndexArrayNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleMaterialNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleColorNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleTextureNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleParamNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void handleAttenNode( ODDLParser::DDLNode *node, aiScene *pScene );
- void copyMeshes( aiScene *pScene );
- void copyCameras( aiScene *pScene );
- void copyLights( aiScene *pScene );
- void copyMaterials( aiScene *pScene );
- void resolveReferences();
- void pushNode( aiNode *node, aiScene *pScene );
- aiNode *popNode();
- aiNode *top() const;
- void clearNodeStack();
- void createNodeTree( aiScene *pScene );
-
-private:
- struct VertexContainer {
- std::vector<aiVector3D> m_vertices;
- size_t m_numColors;
- aiColor4D *m_colors;
- std::vector<aiVector3D> m_normals;
- size_t m_numUVComps[ AI_MAX_NUMBER_OF_TEXTURECOORDS ];
- aiVector3D *m_textureCoords[ AI_MAX_NUMBER_OF_TEXTURECOORDS ];
-
- VertexContainer();
- ~VertexContainer();
-
- VertexContainer( const VertexContainer & ) = delete;
- VertexContainer &operator = ( const VertexContainer & ) = delete;
- };
-
- struct RefInfo {
- enum Type {
- MeshRef,
- MaterialRef
- };
-
- aiNode *m_node;
- Type m_type;
- std::vector<std::string> m_Names;
-
- RefInfo( aiNode *node, Type type, std::vector<std::string> &names );
- ~RefInfo();
-
- RefInfo( const RefInfo & ) = delete;
- RefInfo &operator = ( const RefInfo & ) = delete;
- };
-
- struct ChildInfo {
- using NodeList = std::list<aiNode*>;
- std::list<aiNode*> m_children;
- };
- ChildInfo *m_root;
- using NodeChildMap = std::map<aiNode*, std::unique_ptr<ChildInfo> >;
- NodeChildMap m_nodeChildMap;
-
- std::vector<std::unique_ptr<aiMesh> > m_meshCache;
- using ReferenceMap = std::map<std::string, size_t>;
- std::map<std::string, size_t> m_mesh2refMap;
- std::map<std::string, size_t> m_material2refMap;
-
- ODDLParser::Context *m_ctx;
- MetricInfo m_metrics[ MetricInfo::Max ];
- aiNode *m_currentNode;
- VertexContainer m_currentVertices;
- aiMesh *m_currentMesh; // not owned, target is owned by m_meshCache
- aiMaterial *m_currentMaterial;
- aiLight *m_currentLight;
- aiCamera *m_currentCamera;
- int m_tokenType;
- std::vector<aiMaterial*> m_materialCache;
- std::vector<aiCamera*> m_cameraCache;
- std::vector<aiLight*> m_lightCache;
- std::vector<aiNode*> m_nodeStack;
- std::vector<std::unique_ptr<RefInfo> > m_unresolvedRefStack;
-};
-
-} // Namespace OpenGEX
-} // Namespace Assimp
-
-#endif // ASSIMP_BUILD_NO_OPENGEX_IMPORTER
-
-#endif // AI_OPENGEX_IMPORTER_H