/*===========================================================================*\ * * * IsoEx * * Copyright (C) 2002 by Computer Graphics Group, RWTH Aachen * * www.rwth-graphics.de * * * *---------------------------------------------------------------------------* * * * License * * * * This library is free software; you can redistribute it and/or modify it * * under the terms of the GNU Library General Public License as published * * by the Free Software Foundation, version 2. * * * * This library is distributed in the hope that it will be useful, but * * WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * * Library General Public License for more details. * * * * You should have received a copy of the GNU Library General Public * * License along with this library; if not, write to the Free Software * * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * * * \*===========================================================================*/ //============================================================================= // // CLASS ExtendedMarchingCubesT // //============================================================================= #ifndef ISOEX_AOEXTMARCHINGCUBEST_HH #define ISOEX_AOEXTMARCHINGCUBEST_HH //== INCLUDES ================================================================= #include #include #include #include "IsoSurfGen/ImplicitFunc.h" #include //== NAMESPACES =============================================================== namespace IsoEx { //== CLASS DEFINITION ========================================================= /** \class AExtendedMarchingCubesT ExtendedMarchingCubesT.hh This class implements the Extended Marching Cubes of Kobbelt et al, Siggraph 2001. modified by Yang Liu for parallelizing the algorithm The 0-level iso-surface is extracted in the constructor. Use it through the convenience function IsoEx::advanced_octree_extended_marching_cubes(). \ingroup extractors */ template class AOExtendedMarchingCubesT { public: AOExtendedMarchingCubesT( const Grid &_grid, Mesh &_mesh, double iso_value, double _feature_angle, const std::vector &cache_cube, const std::unordered_map &point_value_map, const int buffer, bool verbose); private: typedef typename Grid::PointIdx PointIdx; typedef typename Grid::CubeIdx CubeIdx; typedef typename Grid::CubeIterator CubeIterator; typedef typename Mesh::VertexHandle VertexHandle; typedef std::vector VertexHandleVector; VertexHandle add_vertex(PointIdx _p0, PointIdx _p1, const TinyVector &_point, const TinyVector &_normal); VertexHandle find_feature(const VertexHandleVector &_vhandles); bool is_unprocessed_edge(PointIdx _p0, PointIdx _p1); int query_store_id(PointIdx _p0, PointIdx _p1); void flip_edges(); const Grid &grid_; Mesh &mesh_; float feature_angle_; unsigned int n_edges_, n_corners_; // maps an edge to the sample vertex generated on it Edge2VertexMapT edge2vertex_; std::map, unsigned int> edgemap; }; //----------------------------------------------------------------------------- /** Convenience wrapper for the Extended Marching Cubes algorithm. \see IsoEx::ExtendedMarchingCubesT \ingroup extractors */ template void advanced_octree_extended_marching_cubes(const Grid &_grid, Mesh &_mesh, double iso_value, double _feature_angle, const std::vector &cache_cube, const std::unordered_map &point_value_map, const int buffer, bool verbose) { AOExtendedMarchingCubesT emc(_grid, _mesh, iso_value, _feature_angle, cache_cube, point_value_map, buffer, verbose); } //============================================================================= } // namespace IsoEx //============================================================================= #if defined(INCLUDE_TEMPLATES) && !defined(ISOEX_AOEXTMARCHINGCUBEST_C) #define ISOEX_AOEXTMARCHINGCUBEST_TEMPLATES #include "AOExtendedMarchingCubesT.cc" #endif //============================================================================= #endif // ISOEX_AOEXTMARCHINGCUBEST_HH defined //=============================================================================