91 lines
2 KiB
C
91 lines
2 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 eggNurbsCurve.h
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* @author drose
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* @date 2000-02-15
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*/
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#ifndef EGGNURBSCURVE_H
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#define EGGNURBSCURVE_H
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#include "pandabase.h"
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#include "eggCurve.h"
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#include "vector_double.h"
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/**
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* A parametric NURBS curve.
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*/
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class EXPCL_PANDA_EGG EggNurbsCurve : public EggCurve {
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PUBLISHED:
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INLINE explicit EggNurbsCurve(const std::string &name = "");
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INLINE EggNurbsCurve(const EggNurbsCurve ©);
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INLINE EggNurbsCurve &operator = (const EggNurbsCurve ©);
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virtual EggNurbsCurve *make_copy() const override;
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void setup(int order, int num_knots);
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INLINE void set_order(int order);
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void set_num_knots(int num);
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INLINE void set_knot(int k, double value);
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bool is_valid() const;
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INLINE int get_order() const;
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INLINE int get_degree() const;
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INLINE int get_num_knots() const;
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INLINE int get_num_cvs() const;
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bool is_closed() const;
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INLINE double get_knot(int k) const;
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MAKE_SEQ(get_knots, get_num_knots, get_knot);
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virtual void write(std::ostream &out, int indent_level) const override;
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MAKE_PROPERTY(order, get_order, set_order);
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MAKE_PROPERTY(degree, get_degree);
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MAKE_PROPERTY(closed, is_closed);
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MAKE_SEQ_PROPERTY(knots, get_num_knots, get_knot, set_knot);
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private:
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typedef vector_double Knots;
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Knots _knots;
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int _order;
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public:
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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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EggCurve::init_type();
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register_type(_type_handle, "EggNurbsCurve",
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EggCurve::get_class_type());
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}
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virtual TypeHandle get_type() const override {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() override {
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init_type();
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return 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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#include "eggNurbsCurve.I"
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#endif
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