84 lines
2.7 KiB
C++
84 lines
2.7 KiB
C++
// Begin License:
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// Copyright (C) 2006-2008 Tobias Sargeant (tobias.sargeant@gmail.com).
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// All rights reserved.
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//
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// This file is part of the Carve CSG Library (http://carve-csg.com/)
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//
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// This file may be used under the terms of the GNU General Public
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// License version 2.0 as published by the Free Software Foundation
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// and appearing in the file LICENSE.GPL2 included in the packaging of
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// this file.
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//
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// This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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// INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE.
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// End:
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#if defined(HAVE_CONFIG_H)
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# include <carve_config.h>
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#endif
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#include <algorithm>
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#include <carve/carve.hpp>
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#include <carve/poly.hpp>
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#include <carve/timing.hpp>
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#include <carve/intersection.hpp>
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void carve::csg::Intersections::collect(const IObj &obj,
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std::vector<const carve::poly::Polyhedron::vertex_t *> *collect_v,
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std::vector<const carve::poly::Polyhedron::edge_t *> *collect_e,
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std::vector<const carve::poly::Polyhedron::face_t *> *collect_f) const {
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carve::csg::Intersections::const_iterator i = find(obj);
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if (i != end()) {
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Intersections::mapped_type::const_iterator a, b;
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for (a = (*i).second.begin(), b = (*i).second.end(); a != b; ++a) {
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switch ((*a).first.obtype) {
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case carve::csg::IObj::OBTYPE_VERTEX:
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if (collect_v) collect_v->push_back((*a).first.vertex);
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break;
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case carve::csg::IObj::OBTYPE_EDGE:
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if (collect_e) collect_e->push_back((*a).first.edge);
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break;
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case carve::csg::IObj::OBTYPE_FACE:
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if (collect_f) collect_f->push_back((*a).first.face);
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break;
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default:
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throw carve::exception("should not happen " __FILE__ ":" XSTR(__LINE__));
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}
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}
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}
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}
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bool carve::csg::Intersections::intersectsFace(const carve::poly::Polyhedron::vertex_t *v, const carve::poly::Polyhedron::face_t *f) const {
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const_iterator i = find(v);
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if (i != end()) {
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mapped_type::const_iterator a, b;
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for (a = (*i).second.begin(), b = (*i).second.end(); a != b; ++a) {
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switch ((*a).first.obtype) {
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case IObj::OBTYPE_VERTEX: {
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for (size_t j = 0; j < f->nVertices(); ++j) if (f->vertex(j) == (*a).first.vertex) return true;
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break;
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}
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case carve::csg::IObj::OBTYPE_EDGE: {
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for (size_t j = 0; j < f->nEdges(); ++j) if (f->edge(j) == (*a).first.edge) return true;
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break;
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}
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case carve::csg::IObj::OBTYPE_FACE: {
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if ((*a).first.face == f) return true;
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break;
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}
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default:
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throw carve::exception("should not happen " __FILE__ ":" XSTR(__LINE__));
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}
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}
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}
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return false;
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}
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