95 lines
3.2 KiB
C++
95 lines
3.2 KiB
C++
/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2024, 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 AI_GLTF2IMPORTER_H_INC
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#define AI_GLTF2IMPORTER_H_INC
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#include <assimp/BaseImporter.h>
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#include <AssetLib/glTF2/glTF2Asset.h>
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struct aiNode;
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namespace glTF2 {
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class Asset;
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}
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namespace Assimp {
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/**
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* Load the glTF2 format.
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* https://github.com/KhronosGroup/glTF/tree/master/specification
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*/
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class glTF2Importer : public BaseImporter {
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public:
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glTF2Importer();
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~glTF2Importer() override = default;
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bool CanRead(const std::string &pFile, IOSystem *pIOHandler, bool checkSig) const override;
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protected:
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const aiImporterDesc *GetInfo() const override;
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void InternReadFile(const std::string &pFile, aiScene *pScene, IOSystem *pIOHandler) override;
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void SetupProperties(const Importer *pImp) override;
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private:
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void ImportEmbeddedTextures(glTF2::Asset &a);
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void ImportMaterials(glTF2::Asset &a);
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void ImportMeshes(glTF2::Asset &a);
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void ImportCameras(glTF2::Asset &a);
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void ImportLights(glTF2::Asset &a);
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void ImportNodes(glTF2::Asset &a);
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void ImportAnimations(glTF2::Asset &a);
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void ImportCommonMetadata(glTF2::Asset &a);
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aiNode *ImportNode(glTF2::Asset &r, glTF2::Ref<glTF2::Node> &ptr);
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private:
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std::vector<unsigned int> meshOffsets;
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std::vector<int> mEmbeddedTexIdxs;
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std::vector<std::vector<unsigned int>> mVertexRemappingTables; // for each converted aiMesh in the scene, it stores a list of vertices that are actually used
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aiScene *mScene;
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/// An instance of rapidjson::IRemoteSchemaDocumentProvider
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void *mSchemaDocumentProvider = nullptr;
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};
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} // namespace Assimp
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#endif // AI_GLTF2IMPORTER_H_INC
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