98 lines
2.8 KiB
C++
98 lines
2.8 KiB
C++
// Filename: fltBead.h
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// Created by: drose (24Aug00)
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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) 2001, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://www.panda3d.org/license.txt .
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//
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// To contact the maintainers of this program write to
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// panda3d@yahoogroups.com .
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//
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////////////////////////////////////////////////////////////////////
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#ifndef FLTBEAD_H
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#define FLTBEAD_H
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#include "pandatoolbase.h"
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#include "fltRecord.h"
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#include "fltTransformRecord.h"
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#include "luse.h"
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////////////////////////////////////////////////////////////////////
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// Class : FltBead
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// Description : A base class for any of a broad family of flt records
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// that represent particular beads in the hierarchy.
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// These are things like group beads and object beads,
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// as opposed to things like push and pop or comment
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// records.
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////////////////////////////////////////////////////////////////////
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class FltBead : public FltRecord {
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public:
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FltBead(FltHeader *header);
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bool has_transform() const;
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const LMatrix4d &get_transform() const;
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void set_transform(const LMatrix4d &mat);
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void clear_transform();
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int get_num_transform_steps() const;
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FltTransformRecord *get_transform_step(int n);
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const FltTransformRecord *get_transform_step(int n) const;
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void add_transform_step(FltTransformRecord *record);
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int get_replicate_count() const;
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void set_replicate_count(int count);
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protected:
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virtual bool extract_record(FltRecordReader &reader);
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virtual bool extract_ancillary(FltRecordReader &reader);
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virtual bool build_record(FltRecordWriter &writer) const;
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virtual FltError write_ancillary(FltRecordWriter &writer) const;
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private:
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bool extract_transform_matrix(FltRecordReader &reader);
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bool extract_replicate_count(FltRecordReader &reader);
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FltError write_transform(FltRecordWriter &writer) const;
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FltError write_replicate_count(FltRecordWriter &writer) const;
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private:
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bool _has_transform;
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LMatrix4d _transform;
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typedef pvector<PT(FltTransformRecord)> Transforms;
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Transforms _transform_steps;
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int _replicate_count;
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public:
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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FltRecord::init_type();
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register_type(_type_handle, "FltBead",
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FltRecord::get_class_type());
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}
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private:
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static TypeHandle _type_handle;
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};
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#endif
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