73 lines
1.9 KiB
C++
73 lines
1.9 KiB
C++
/**
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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 eggMesherFanMaker.h
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* @author drose
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* @date 2005-03-22
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*/
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#ifndef EGGMESHERFANMAKER_H
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#define EGGMESHERFANMAKER_H
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#include "pandabase.h"
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#include "eggMesherEdge.h"
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#include "eggMesherStrip.h"
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#include "config_egg.h"
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#include "plist.h"
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#include "pvector.h"
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#include "pnotify.h"
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#include "mathNumbers.h"
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class EggMesher;
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/**
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* This class is used by EggMesher::find_fans() to attempt to make an
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* EggTriangleFan out of the polygons connected to the indicated vertex.
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*/
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class EXPCL_PANDA_EGG EggMesherFanMaker {
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public:
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typedef plist<const EggMesherEdge *> Edges;
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typedef plist<EggMesherStrip *> Strips;
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EggMesherFanMaker(int vertex, EggMesherStrip *tri,
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EggMesher *mesher);
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EggMesherFanMaker(const EggMesherFanMaker ©);
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void operator = (const EggMesherFanMaker ©);
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INLINE bool operator < (const EggMesherFanMaker &other) const;
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INLINE bool operator != (const EggMesherFanMaker &other) const;
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INLINE bool operator == (const EggMesherFanMaker &other) const;
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INLINE bool is_empty() const;
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INLINE bool is_valid() const;
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INLINE bool is_coplanar_with(const EggMesherFanMaker &other) const;
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bool join(EggMesherFanMaker &other);
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double compute_angle() const;
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int build(EggGroupNode *unrolled_tris);
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int unroll(Strips::iterator strip_begin, Strips::iterator strip_end,
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Edges::iterator edge_begin, Edges::iterator edge_end,
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EggGroupNode *unrolled_tris);
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void output(std::ostream &out) const;
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int _vertex;
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Edges _edges;
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Strips _strips;
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bool _planar;
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EggMesher *_mesher;
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};
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INLINE std::ostream &operator << (std::ostream &out, const EggMesherFanMaker &fm);
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#include "eggMesherFanMaker.I"
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#endif
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