84 lines
2.9 KiB
C++
84 lines
2.9 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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#pragma once
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static inline bool facesAreCoplanar(const carve::poly::Polyhedron::face_t *a, const carve::poly::Polyhedron::face_t *b) {
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carve::geom3d::Ray temp;
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// XXX: Find a better definition. This may be a source of problems
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// if floating point inaccuracies cause an incorrect answer.
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return !carve::geom3d::planeIntersection(a->plane_eqn, b->plane_eqn, temp);
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}
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#if defined(CARVE_DEBUG)
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#include <carve/debug_hooks.hpp>
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#endif
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namespace carve {
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namespace csg {
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static inline const carve::poly::Polyhedron::vertex_t *map_vertex(const VVMap &vmap, const carve::poly::Polyhedron::vertex_t *v) {
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VVMap::const_iterator i = vmap.find(v);
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if (i == vmap.end()) return v;
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return (*i).second;
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}
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#if defined(CARVE_DEBUG)
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class IntersectDebugHooks;
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extern IntersectDebugHooks *g_debug;
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#define HOOK(x) do { if (g_debug) { g_debug->x } } while(0)
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static inline void drawFaceLoopList(const FaceLoopList &ll,
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float rF, float gF, float bF, float aF,
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float rB, float gB, float bB, float aB,
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bool lit) {
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for (FaceLoop *flb = ll.head; flb; flb = flb->next) {
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const carve::poly::Polyhedron::face_t *f = (flb->orig_face);
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std::vector<const carve::poly::Polyhedron::vertex_t *> &loop = flb->vertices;
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HOOK(drawFaceLoop2(loop, f->plane_eqn.N, rF, gF, bF, aF, rB, gB, bB, aB, true, lit););
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HOOK(drawFaceLoopWireframe(loop, f->plane_eqn.N, 1, 1, 1, 0.1f););
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}
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}
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static inline void drawFaceLoopListWireframe(const FaceLoopList &ll) {
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for (FaceLoop *flb = ll.head; flb; flb = flb->next) {
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const carve::poly::Polyhedron::face_t *f = (flb->orig_face);
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std::vector<const carve::poly::Polyhedron::vertex_t *> &loop = flb->vertices;
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HOOK(drawFaceLoopWireframe(loop, f->plane_eqn.N, 1, 1, 1, 0.1f););
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}
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}
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template<typename T>
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static inline void drawEdges(T begin, T end,
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float rB, float gB, float bB, float aB,
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float rE, float gE, float bE, float aE,
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float w) {
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for (; begin != end; ++begin) {
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HOOK(drawEdge((*begin).first, (*begin).second, rB, gB, bB, aB, rE, gE, bE, aE, w););
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}
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}
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#endif
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}
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}
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