65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
// Filename: eggBinner.h
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// Created by: drose (17Feb00)
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//
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////////////////////////////////////////////////////////////////////
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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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////////////////////////////////////////////////////////////////////
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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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// Class : EggBinner
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// Description : A special binner used only within this package to
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// pre-process the egg tree for the loader and group
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// things together as appropriate.
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//
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// It is used to collect similar polygons together for a
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// Geom, as well as to group related LOD children
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// together under a single LOD node.
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////////////////////////////////////////////////////////////////////
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class EggBinner : public EggBinMaker {
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public:
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// The BinNumber serves to identify why a particular EggBin was
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// 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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};
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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 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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