61 lines
1.3 KiB
C
61 lines
1.3 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 eggBinner.h
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* @author drose
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* @date 2000-02-17
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*/
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#ifndef EGGBINNER_H
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#define EGGBINNER_H
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#include "pandabase.h"
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#include "eggBinMaker.h"
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class EggLoader;
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/**
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* A special binner used only within this package to pre-process the egg tree
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* for the loader and group things together as appropriate.
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*
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* It is used to collect similar polygons together for a Geom, as well as to
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* group related LOD children together under a single LOD node.
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*/
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class EXPCL_PANDA_EGG2PG EggBinner : public EggBinMaker {
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public:
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// The BinNumber serves to identify why a particular EggBin was created.
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enum BinNumber {
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BN_none = 0,
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BN_polyset,
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BN_lod,
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BN_nurbs_surface,
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BN_nurbs_curve,
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BN_patches,
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};
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EggBinner(EggLoader &loader);
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virtual void
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prepare_node(EggNode *node);
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virtual int
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get_bin_number(const EggNode *node);
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virtual std::string
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get_bin_name(int bin_number, const EggNode *child);
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virtual bool
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sorts_less(int bin_number, const EggNode *a, const EggNode *b);
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EggLoader &_loader;
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};
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#endif
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