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Diffstat (limited to 'extern/carve/carve-util.h')
| -rw-r--r-- | extern/carve/carve-util.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/extern/carve/carve-util.h b/extern/carve/carve-util.h new file mode 100644 index 00000000000..07743de2d16 --- /dev/null +++ b/extern/carve/carve-util.h @@ -0,0 +1,122 @@ +/* + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2014 Blender Foundation. + * All rights reserved. + * + * Contributor(s): Blender Foundation, + * Sergey Sharybin + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#ifndef __CARVE_UTIL_H__ +#define __CARVE_UTIL_H__ + +#include <carve/csg.hpp> +#include <carve/geom3d.hpp> +#include <carve/interpolator.hpp> +#include <carve/mesh.hpp> + +#include "carve-capi.h" + +void carve_getRescaleMinMax(const carve::mesh::MeshSet<3> *left, + const carve::mesh::MeshSet<3> *right, + carve::geom3d::Vector *min, + carve::geom3d::Vector *max); + +void carve_unionIntersections(carve::csg::CSG *csg, + carve::mesh::MeshSet<3> **left_r, + carve::mesh::MeshSet<3> **right_r); + +bool carve_checkPolyPlanarAndGetNormal(const std::vector<carve::geom3d::Vector> &vertices, + const int verts_per_poly, + const int *verts_of_poly, + carve::math::Matrix3 *axis_matrix_r); + +int carve_triangulatePoly(struct ImportMeshData *import_data, + CarveMeshImporter *mesh_importer, + int poly_index, + int start_loop_index, + const std::vector<carve::geom3d::Vector> &vertices, + const int verts_per_poly, + const int *verts_of_poly, + const carve::math::Matrix3 &axis_matrix, + std::vector<int> *face_indices, + std::vector<int> *orig_loop_index_map, + std::vector<int> *orig_poly_index_map); + +namespace carve { + namespace interpolate { + + template<typename attr_t> + class VertexAttr : public Interpolator { + public: + typedef const meshset_t::vertex_t *key_t; + + protected: + typedef std::unordered_map<key_t, attr_t> attrmap_t; + + attrmap_t attrs; + + virtual void resultFace(const carve::csg::CSG &csg, + const meshset_t::face_t *new_face, + const meshset_t::face_t *orig_face, + bool flipped) + { + typedef meshset_t::face_t::const_edge_iter_t const_edge_iter_t; + for (const_edge_iter_t new_edge_iter = new_face->begin(); + new_edge_iter != new_face->end(); + ++new_edge_iter) + { + typename attrmap_t::const_iterator found = + attrs.find(new_edge_iter->vert); + if (found == attrs.end()) { + for (const_edge_iter_t orig_edge_iter = orig_face->begin(); + orig_edge_iter != orig_face->end(); + ++orig_edge_iter) + { + if ((orig_edge_iter->vert->v - new_edge_iter->vert->v).length2() < 1e-5) { + attrs[new_edge_iter->vert] = attrs[orig_edge_iter->vert]; + } + } + } + } + } + + public: + bool hasAttribute(const meshset_t::vertex_t *v) { + return attrs.find(v) != attrs.end(); + } + + const attr_t &getAttribute(const meshset_t::vertex_t *v, const attr_t &def = attr_t()) { + typename attrmap_t::const_iterator found = attrs.find(v); + if (found != attrs.end()) { + return found->second; + } + return def; + } + + void setAttribute(const meshset_t::vertex_t *v, const attr_t &attr) { + attrs[v] = attr; + } + }; + + } // namespace interpolate +} // namespace carve + +#endif // __CARVE_UTIL_H__ |