diff options
Diffstat (limited to 'libs/assimp/code/AssetLib/Blender/BlenderTessellator.h')
| -rw-r--r-- | libs/assimp/code/AssetLib/Blender/BlenderTessellator.h | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/libs/assimp/code/AssetLib/Blender/BlenderTessellator.h b/libs/assimp/code/AssetLib/Blender/BlenderTessellator.h deleted file mode 100644 index 0d0ba32..0000000 --- a/libs/assimp/code/AssetLib/Blender/BlenderTessellator.h +++ /dev/null @@ -1,214 +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 BlenderTessellator.h - * @brief A simple tessellation wrapper - */ -#ifndef INCLUDED_AI_BLEND_TESSELLATOR_H -#define INCLUDED_AI_BLEND_TESSELLATOR_H - -// Use these to toggle between GLU Tessellate or poly2tri -// Note (acg) keep GLU Tessellate disabled by default - if it is turned on, -// assimp needs to be linked against GLU, which is currently not yet -// made configurable in CMake and potentially not wanted by most users -// as it requires a Gl environment. -#ifndef ASSIMP_BLEND_WITH_GLU_TESSELLATE -# define ASSIMP_BLEND_WITH_GLU_TESSELLATE 0 -#endif - -#ifndef ASSIMP_BLEND_WITH_POLY_2_TRI -# define ASSIMP_BLEND_WITH_POLY_2_TRI 1 -#endif - -#include <assimp/LogAux.h> - -#if ASSIMP_BLEND_WITH_GLU_TESSELLATE - -#if defined( WIN32 ) || defined( _WIN32 ) || defined( _MSC_VER ) -#include <windows.h> -#endif -#include <GL/glu.h> - -namespace Assimp -{ - class BlenderBMeshConverter; - - // 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; - } - - // BlenderScene.h - namespace Blender - { - struct MLoop; - struct MVert; - - struct VertexGL - { - GLdouble X; - GLdouble Y; - GLdouble Z; - int index; - int magic; - - VertexGL( GLdouble X, GLdouble Y, GLdouble Z, int index, int magic ): X( X ), Y( Y ), Z( Z ), index( index ), magic( magic ) { } - }; - - struct DrawCallGL - { - GLenum drawMode; - int baseVertex; - int vertexCount; - - DrawCallGL( GLenum drawMode, int baseVertex ): drawMode( drawMode ), baseVertex( baseVertex ), vertexCount( 0 ) { } - }; - - struct TessDataGL - { - std::vector< DrawCallGL > drawCalls; - std::vector< VertexGL > vertices; - }; - } - - class BlenderTessellatorGL: public LogFunctions< BlenderTessellatorGL > - { - public: - BlenderTessellatorGL( BlenderBMeshConverter& converter ); - ~BlenderTessellatorGL( ); - - void Tessellate( const Blender::MLoop* polyLoop, int vertexCount, const std::vector< Blender::MVert >& vertices ); - - private: - void AssertVertexCount( int vertexCount ); - void GenerateLoopVerts( std::vector< Blender::VertexGL >& polyLoopGL, const Blender::MLoop* polyLoop, int vertexCount, const std::vector< Blender::MVert >& vertices ); - void Tesssellate( std::vector< Blender::VertexGL >& polyLoopGL, Blender::TessDataGL& tessData ); - void TriangulateDrawCalls( const Blender::TessDataGL& tessData ); - void MakeFacesFromTris( const Blender::VertexGL* vertices, int vertexCount ); - void MakeFacesFromTriStrip( const Blender::VertexGL* vertices, int vertexCount ); - void MakeFacesFromTriFan( const Blender::VertexGL* vertices, int vertexCount ); - - static void TessellateBegin( GLenum drawModeGL, void* userData ); - static void TessellateEnd( void* userData ); - static void TessellateVertex( const void* vtxData, void* userData ); - static void TessellateCombine( const GLdouble intersection[ 3 ], const GLdouble* [ 4 ], const GLfloat [ 4 ], GLdouble** out, void* userData ); - static void TessellateEdgeFlag( GLboolean edgeFlag, void* userData ); - static void TessellateError( GLenum errorCode, void* userData ); - - BlenderBMeshConverter* converter; - }; -} // end of namespace Assimp - -#endif // ASSIMP_BLEND_WITH_GLU_TESSELLATE - -#if ASSIMP_BLEND_WITH_POLY_2_TRI - -#ifdef ASSIMP_USE_HUNTER -# include <poly2tri/poly2tri.h> -#else -# include "../contrib/poly2tri/poly2tri/poly2tri.h" -#endif - -namespace Assimp -{ - class BlenderBMeshConverter; - - // 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; - } - - // BlenderScene.h - namespace Blender - { - struct MLoop; - struct MVert; - - struct PointP2T - { - aiVector3D point3D; - p2t::Point point2D; - int magic; - int index; - }; - - struct PlaneP2T - { - aiVector3D centre; - aiVector3D normal; - }; - } - - class BlenderTessellatorP2T: public LogFunctions< BlenderTessellatorP2T > - { - public: - BlenderTessellatorP2T( BlenderBMeshConverter& converter ); - ~BlenderTessellatorP2T( ); - - void Tessellate( const Blender::MLoop* polyLoop, int vertexCount, const std::vector< Blender::MVert >& vertices ); - - private: - void AssertVertexCount( int vertexCount ); - void Copy3DVertices( const Blender::MLoop* polyLoop, int vertexCount, const std::vector< Blender::MVert >& vertices, std::vector< Blender::PointP2T >& targetVertices ) const; - aiMatrix4x4 GeneratePointTransformMatrix( const Blender::PlaneP2T& plane ) const; - void TransformAndFlattenVectices( const aiMatrix4x4& transform, std::vector< Blender::PointP2T >& vertices ) const; - void ReferencePoints( std::vector< Blender::PointP2T >& points, std::vector< p2t::Point* >& pointRefs ) const; - inline Blender::PointP2T& GetActualPointStructure( p2t::Point& point ) const; - void MakeFacesFromTriangles( std::vector< p2t::Triangle* >& triangles ) const; - - // Adapted from: http://missingbytes.blogspot.co.uk/2012/06/fitting-plane-to-point-cloud.html - float FindLargestMatrixElem( const aiMatrix3x3& mtx ) const; - aiMatrix3x3 ScaleMatrix( const aiMatrix3x3& mtx, float scale ) const; - aiVector3D GetEigenVectorFromLargestEigenValue( const aiMatrix3x3& mtx ) const; - Blender::PlaneP2T FindLLSQPlane( const std::vector< Blender::PointP2T >& points ) const; - - BlenderBMeshConverter* converter; - }; -} // end of namespace Assimp - -#endif // ASSIMP_BLEND_WITH_POLY_2_TRI - -#endif // INCLUDED_AI_BLEND_TESSELLATOR_H |