72 lines
1.5 KiB
C
72 lines
1.5 KiB
C
|
/**
|
||
|
|
* PANDA 3D SOFTWARE
|
||
|
|
* Copyright (c) Carnegie Mellon University. All rights reserved.
|
||
|
|
*
|
||
|
|
* All use of this software is subject to the terms of the revised BSD
|
||
|
|
* license. You should have received a copy of this license along
|
||
|
|
* with this source code in a file named "LICENSE."
|
||
|
|
*
|
||
|
|
* @file fltCurve.h
|
||
|
|
* @author drose
|
||
|
|
* @date 2001-02-28
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef FLTCURVE_H
|
||
|
|
#define FLTCURVE_H
|
||
|
|
|
||
|
|
#include "pandatoolbase.h"
|
||
|
|
|
||
|
|
#include "fltBeadID.h"
|
||
|
|
#include "fltHeader.h"
|
||
|
|
|
||
|
|
#include "luse.h"
|
||
|
|
|
||
|
|
/**
|
||
|
|
* A single curve, like a Bezier or B-Spline.
|
||
|
|
*/
|
||
|
|
class FltCurve : public FltBeadID {
|
||
|
|
public:
|
||
|
|
FltCurve(FltHeader *header);
|
||
|
|
|
||
|
|
enum CurveType {
|
||
|
|
CT_b_spline = 4,
|
||
|
|
CT_cardinal = 5,
|
||
|
|
CT_bezier = 6
|
||
|
|
};
|
||
|
|
|
||
|
|
typedef pvector<LPoint3d> ControlPoints;
|
||
|
|
|
||
|
|
CurveType _curve_type;
|
||
|
|
ControlPoints _control_points;
|
||
|
|
|
||
|
|
public:
|
||
|
|
INLINE int get_num_control_points() const;
|
||
|
|
INLINE const LPoint3d &get_control_point(int n) const;
|
||
|
|
|
||
|
|
|
||
|
|
protected:
|
||
|
|
virtual bool extract_record(FltRecordReader &reader);
|
||
|
|
virtual bool build_record(FltRecordWriter &writer) const;
|
||
|
|
|
||
|
|
public:
|
||
|
|
virtual TypeHandle get_type() const {
|
||
|
|
return get_class_type();
|
||
|
|
}
|
||
|
|
virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
|
||
|
|
static TypeHandle get_class_type() {
|
||
|
|
return _type_handle;
|
||
|
|
}
|
||
|
|
static void init_type() {
|
||
|
|
FltBeadID::init_type();
|
||
|
|
register_type(_type_handle, "FltCurve",
|
||
|
|
FltBeadID::get_class_type());
|
||
|
|
}
|
||
|
|
|
||
|
|
private:
|
||
|
|
static TypeHandle _type_handle;
|
||
|
|
};
|
||
|
|
|
||
|
|
#include "fltCurve.I"
|
||
|
|
|
||
|
|
#endif
|