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Diffstat (limited to '3rdparty/assimp/code/UnrealLoader.h')
| -rw-r--r-- | 3rdparty/assimp/code/UnrealLoader.h | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/3rdparty/assimp/code/UnrealLoader.h b/3rdparty/assimp/code/UnrealLoader.h new file mode 100644 index 000000000..876fe83a1 --- /dev/null +++ b/3rdparty/assimp/code/UnrealLoader.h @@ -0,0 +1,204 @@ +/* +Open Asset Import Library (ASSIMP) +---------------------------------------------------------------------- + +Copyright (c) 2006-2010, ASSIMP Development 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 Development 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 UnrealLoader.h + * @brief Declaration of the .3d (UNREAL) importer class. + */ +#ifndef INCLUDED_AI_3D_LOADER_H +#define INCLUDED_AI_3D_LOADER_H + +#include "BaseImporter.h" +namespace Assimp { +namespace Unreal { + + /* + 0 = Normal one-sided + 1 = Normal two-sided + 2 = Translucent two-sided + 3 = Masked two-sided + 4 = Modulation blended two-sided + 8 = Placeholder triangle for weapon positioning (invisible) + */ +enum MeshFlags { + MF_NORMAL_OS = 0, + MF_NORMAL_TS = 1, + MF_NORMAL_TRANS_TS = 2, + MF_NORMAL_MASKED_TS = 3, + MF_NORMAL_MOD_TS = 4, + MF_WEAPON_PLACEHOLDER = 8 +}; + + // a single triangle +struct Triangle { + uint16_t mVertex[3]; // Vertex indices + char mType; // James' Mesh Type + char mColor; // Color for flat and Gourand Shaded + unsigned char mTex[3][2]; // Texture UV coordinates + unsigned char mTextureNum; // Source texture offset + char mFlags; // Unreal Mesh Flags (unused) + + unsigned int matIndex; +}; + +// temporary representation for a material +struct TempMat { + TempMat() + : numFaces (0) + {} + + TempMat(const Triangle& in) + : type ((Unreal::MeshFlags)in.mType) + , tex (in.mTextureNum) + , numFaces (0) + {} + + // type of mesh + Unreal::MeshFlags type; + + // index of texture + unsigned int tex; + + // number of faces using us + unsigned int numFaces; + + // for std::find + bool operator == (const TempMat& o ) { + return (tex == o.tex && type == o.type); + } +}; + +struct Vertex +{ + int32_t X : 11; + int32_t Y : 11; + int32_t Z : 10; +}; + + // UNREAL vertex compression +inline void CompressVertex(const aiVector3D& v, uint32_t& out) +{ + union { + Vertex n; + int32_t t; + }; + n.X = (int32_t)v.x; + n.Y = (int32_t)v.y; + n.Z = (int32_t)v.z; + out = t; +} + + // UNREAL vertex decompression +inline void DecompressVertex(aiVector3D& v, int32_t in) +{ + union { + Vertex n; + int32_t i; + }; + i = in; + + v.x = (float)n.X; + v.y = (float)n.Y; + v.z = (float)n.Z; +} + +} // end namespace Unreal + +// --------------------------------------------------------------------------- +/** @brief Importer class to load UNREAL files (*.3d) +*/ +class UnrealImporter : public BaseImporter +{ + friend class Importer; + +protected: + /** Constructor to be privately used by Importer */ + UnrealImporter(); + + /** Destructor, private as well */ + ~UnrealImporter(); + +public: + + // ------------------------------------------------------------------- + /** @brief Returns whether we 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: + + // ------------------------------------------------------------------- + /** @brief Called by Importer::GetExtensionList() + * + * See BaseImporter::GetExtensionList() for details + */ + void GetExtensionList(std::set<std::string>& extensions); + + + // ------------------------------------------------------------------- + /** @brief Setup properties for the importer + * + * See BaseImporter::SetupProperties() for details + */ + void SetupProperties(const Importer* pImp); + + + // ------------------------------------------------------------------- + /** @brief 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: + + //! frame to be loaded + uint32_t configFrameID; + + //! process surface flags + bool configHandleFlags; + +}; // !class UnrealImporter + +} // end of namespace Assimp +#endif // AI_UNREALIMPORTER_H_INC |