68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file eggMesherEdge.h
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* @author drose
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* @date 2005-03-13
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*/
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#ifndef EGGMESHEREDGE_H
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#define EGGMESHEREDGE_H
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#include "pandabase.h"
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#include "eggVertexPool.h"
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#include "eggVertex.h"
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#include "plist.h"
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class EggMesherStrip;
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/**
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* Represents one edge of a triangle, as used by the EggMesher to discover
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* connected triangles. The edge is actually represented as a pair of vertex
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* indices into the same vertex pool.
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*/
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class EXPCL_PANDA_EGG EggMesherEdge {
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public:
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INLINE EggMesherEdge(int vi_a, int vi_b);
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INLINE EggMesherEdge(const EggMesherEdge ©);
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void remove(EggMesherStrip *strip);
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void change_strip(EggMesherStrip *from, EggMesherStrip *to);
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INLINE bool contains_vertex(int vi) const;
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INLINE bool matches(const EggMesherEdge &other) const;
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INLINE EggMesherEdge *common_ptr();
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INLINE bool operator == (const EggMesherEdge &other) const;
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INLINE bool operator != (const EggMesherEdge &other) const;
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INLINE bool operator < (const EggMesherEdge &other) const;
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INLINE double compute_length(const EggVertexPool *vertex_pool) const;
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INLINE LVecBase3d compute_box(const EggVertexPool *vertex_pool) const;
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void output(std::ostream &out) const;
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int _vi_a, _vi_b;
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typedef plist<EggMesherStrip *> Strips;
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Strips _strips;
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EggMesherEdge *_opposite;
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};
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INLINE std::ostream &
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operator << (std::ostream &out, const EggMesherEdge &edge) {
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edge.output(out);
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return out;
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}
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#include "eggMesherEdge.I"
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#endif
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