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Diffstat (limited to 'libs/assimp/code/AssetLib/Blender/BlenderLoader.h')
| -rw-r--r-- | libs/assimp/code/AssetLib/Blender/BlenderLoader.h | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/libs/assimp/code/AssetLib/Blender/BlenderLoader.h b/libs/assimp/code/AssetLib/Blender/BlenderLoader.h new file mode 100644 index 0000000..0299ae3 --- /dev/null +++ b/libs/assimp/code/AssetLib/Blender/BlenderLoader.h @@ -0,0 +1,198 @@ +/* +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 BlenderLoader.h + * @brief Declaration of the Blender 3D (*.blend) importer class. + */ +#pragma once +#ifndef INCLUDED_AI_BLEND_LOADER_H +#define INCLUDED_AI_BLEND_LOADER_H + +#include <assimp/BaseImporter.h> +#include <assimp/LogAux.h> +#include <memory> + +struct aiNode; +struct aiMesh; +struct aiLight; +struct aiCamera; +struct aiMaterial; + +namespace Assimp { + +// TinyFormatter.h +namespace Formatter { + +template <typename T, typename TR, typename A> +class basic_formatter; + +typedef class basic_formatter<char, std::char_traits<char>, std::allocator<char>> format; + +} // namespace Formatter + +// BlenderDNA.h +namespace Blender { +class FileDatabase; +struct ElemBase; +} // namespace Blender + +// BlenderScene.h +namespace Blender { +struct Scene; +struct Object; +struct Collection; +struct Mesh; +struct Camera; +struct Lamp; +struct MTex; +struct Image; +struct Material; +} // namespace Blender + +// BlenderIntermediate.h +namespace Blender { +struct ConversionData; +template <template <typename, typename> class TCLASS, typename T> +struct TempArray; +} // namespace Blender + +// BlenderModifier.h +namespace Blender { +class BlenderModifierShowcase; +class BlenderModifier; +} // namespace Blender + +// ------------------------------------------------------------------------------------------- +/** Load blenders official binary format. The actual file structure (the `DNA` how they + * call it is outsourced to BlenderDNA.cpp/BlenderDNA.h. This class only performs the + * conversion from intermediate format to aiScene. */ +// ------------------------------------------------------------------------------------------- +class BlenderImporter : public BaseImporter, public LogFunctions<BlenderImporter> { +public: + BlenderImporter(); + ~BlenderImporter() override; + bool CanRead(const std::string &pFile, IOSystem *pIOHandler, bool checkSig) const override; + +protected: + const aiImporterDesc *GetInfo() const override; + void SetupProperties(const Importer *pImp) override; + void InternReadFile(const std::string &pFile, aiScene *pScene, IOSystem *pIOHandler) override; + void ParseBlendFile(Blender::FileDatabase &out, std::shared_ptr<IOStream> stream); + void ExtractScene(Blender::Scene &out, const Blender::FileDatabase &file); + void ParseSubCollection(const Blender::Scene &in, aiNode *root, std::shared_ptr<Blender::Collection> collection, Blender::ConversionData &conv_data); + void ConvertBlendFile(aiScene *out, const Blender::Scene &in, const Blender::FileDatabase &file); + +private: + aiNode *ConvertNode(const Blender::Scene &in, + const Blender::Object *obj, + Blender::ConversionData &conv_info, + const aiMatrix4x4 &parentTransform); + + // -------------------- + void ConvertMesh(const Blender::Scene &in, + const Blender::Object *obj, + const Blender::Mesh *mesh, + Blender::ConversionData &conv_data, + Blender::TempArray<std::vector, aiMesh> &temp); + + // -------------------- + aiLight *ConvertLight(const Blender::Scene &in, + const Blender::Object *obj, + const Blender::Lamp *mesh, + Blender::ConversionData &conv_data); + + // -------------------- + aiCamera *ConvertCamera(const Blender::Scene &in, + const Blender::Object *obj, + const Blender::Camera *mesh, + Blender::ConversionData &conv_data); + + // -------------------- + void BuildDefaultMaterial( + Blender::ConversionData &conv_data); + + // -------------------- + void AddBlendParams( + aiMaterial *result, + const Blender::Material *source); + + // -------------------- + void BuildMaterials( + Blender::ConversionData &conv_data); + + // -------------------- + void ResolveTexture( + aiMaterial *out, + const Blender::Material *mat, + const Blender::MTex *tex, + Blender::ConversionData &conv_data); + + // -------------------- + void ResolveImage( + aiMaterial *out, + const Blender::Material *mat, + const Blender::MTex *tex, + const Blender::Image *img, + Blender::ConversionData &conv_data); + + // -------------------- + void AddSentinelTexture( + aiMaterial *out, + const Blender::Material *mat, + const Blender::MTex *tex, + Blender::ConversionData &conv_data); + +private: // static stuff, mostly logging and error reporting. + // -------------------- + static void CheckActualType(const Blender::ElemBase *dt, + const char *check); + + // -------------------- + static void NotSupportedObjectType(const Blender::Object *obj, + const char *type); + +private: + Blender::BlenderModifierShowcase *modifier_cache; + +}; // !class BlenderImporter + +} // end of namespace Assimp +#endif // AI_UNREALIMPORTER_H_INC |