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diff --git a/libs/assimp/code/AssetLib/glTF2/glTF2Exporter.h b/libs/assimp/code/AssetLib/glTF2/glTF2Exporter.h
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--- a/libs/assimp/code/AssetLib/glTF2/glTF2Exporter.h
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@@ -1,147 +0,0 @@
-/*
-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.
-
-----------------------------------------------------------------------
-*/
-
-/** @file GltfExporter.h
-* Declares the exporter class to write a scene to a gltf/glb file
-*/
-#ifndef AI_GLTF2EXPORTER_H_INC
-#define AI_GLTF2EXPORTER_H_INC
-
-#if !defined(ASSIMP_BUILD_NO_GLTF_IMPORTER) && !defined(ASSIMP_BUILD_NO_GLTF2_IMPORTER)
-
-#include <assimp/material.h>
-#include <assimp/types.h>
-
-#include <map>
-#include <memory>
-#include <sstream>
-#include <vector>
-
-struct aiScene;
-struct aiNode;
-struct aiMaterial;
-
-namespace glTFCommon {
-template <class T>
-class Ref;
-
-}
-
-namespace glTF2 {
-
-class Asset;
-
-struct TexProperty;
-struct TextureInfo;
-struct NormalTextureInfo;
-struct OcclusionTextureInfo;
-struct Node;
-struct Texture;
-struct PbrSpecularGlossiness;
-struct MaterialSheen;
-struct MaterialClearcoat;
-struct MaterialTransmission;
-struct MaterialVolume;
-struct MaterialIOR;
-
-// Vec/matrix types, as raw float arrays
-typedef float(vec2)[2];
-typedef float(vec3)[3];
-typedef float(vec4)[4];
-
-} // namespace glTF2
-
-namespace Assimp {
-class IOSystem;
-class IOStream;
-class ExportProperties;
-
-// ------------------------------------------------------------------------------------------------
-/** Helper class to export a given scene to an glTF file. */
-// ------------------------------------------------------------------------------------------------
-class glTF2Exporter {
-public:
- /// Constructor for a specific scene to export
- glTF2Exporter(const char *filename, IOSystem *pIOSystem, const aiScene *pScene,
- const ExportProperties *pProperties, bool binary);
- ~glTF2Exporter();
-
-protected:
- void WriteBinaryData(IOStream *outfile, std::size_t sceneLength);
- void GetTexSampler(const aiMaterial &mat, glTFCommon::Ref<glTF2::Texture> texture, aiTextureType tt, unsigned int slot);
- void GetMatTexProp(const aiMaterial &mat, unsigned int &prop, const char *propName, aiTextureType tt, unsigned int idx);
- void GetMatTexProp(const aiMaterial &mat, float &prop, const char *propName, aiTextureType tt, unsigned int idx);
- void GetMatTex(const aiMaterial &mat, glTFCommon::Ref<glTF2::Texture> &texture, unsigned int &texCoord, aiTextureType tt, unsigned int slot);
- void GetMatTex(const aiMaterial &mat, glTF2::TextureInfo &prop, aiTextureType tt, unsigned int slot);
- void GetMatTex(const aiMaterial &mat, glTF2::NormalTextureInfo &prop, aiTextureType tt, unsigned int slot);
- void GetMatTex(const aiMaterial &mat, glTF2::OcclusionTextureInfo &prop, aiTextureType tt, unsigned int slot);
- aiReturn GetMatColor(const aiMaterial &mat, glTF2::vec4 &prop, const char *propName, int type, int idx) const;
- aiReturn GetMatColor(const aiMaterial &mat, glTF2::vec3 &prop, const char *propName, int type, int idx) const;
- bool GetMatSpecGloss(const aiMaterial &mat, glTF2::PbrSpecularGlossiness &pbrSG);
- bool GetMatSheen(const aiMaterial &mat, glTF2::MaterialSheen &sheen);
- bool GetMatClearcoat(const aiMaterial &mat, glTF2::MaterialClearcoat &clearcoat);
- bool GetMatTransmission(const aiMaterial &mat, glTF2::MaterialTransmission &transmission);
- bool GetMatVolume(const aiMaterial &mat, glTF2::MaterialVolume &volume);
- bool GetMatIOR(const aiMaterial &mat, glTF2::MaterialIOR &ior);
- void ExportMetadata();
- void ExportMaterials();
- void ExportMeshes();
- void MergeMeshes();
- unsigned int ExportNodeHierarchy(const aiNode *n);
- unsigned int ExportNode(const aiNode *node, glTFCommon::Ref<glTF2::Node> &parent);
- void ExportScene();
- void ExportAnimations();
-
-private:
- const char *mFilename;
- IOSystem *mIOSystem;
- const aiScene *mScene;
- const ExportProperties *mProperties;
- std::map<std::string, unsigned int> mTexturesByPath;
- std::shared_ptr<glTF2::Asset> mAsset;
- std::vector<unsigned char> mBodyData;
-};
-
-} // namespace Assimp
-
-#endif // ASSIMP_BUILD_NO_GLTF_IMPORTER
-
-#endif // AI_GLTF2EXPORTER_H_INC