/*
- bezier.hh -- declare Bezier and Bezier_bow
+ This file is part of LilyPond, the GNU music typesetter.
- (c) 1998--2006 Jan Nieuwenhuizen <janneke@gnu.org>
+ Copyright (C) 1998--2015 Jan Nieuwenhuizen <janneke@gnu.org>
+
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef BEZIER_HH
void reverse ();
void rotate (Real);
void translate (Offset);
+ void subdivide (Real, Bezier *, Bezier *) const;
+ Bezier extract (Real, Real) const;
Real get_other_coordinate (Axis a, Real x) const;
- std::vector<Real> solve_point (Axis, Real coordinate) const;
- std::vector<Real> solve_derivative (Offset) const;
+ vector<Real> get_other_coordinates (Axis a, Real x) const;
+ vector<Real> solve_point (Axis, Real coordinate) const;
+ Real minmax (Axis, Real, Real, Direction) const;
+ vector<Real> solve_derivative (Offset) const;
Interval extent (Axis) const;
Interval control_point_extent (Axis) const;
-
+
Polynomial polynomial (Axis)const;
Offset curve_point (Real t) const;
+ Offset dir_at_point (Real t) const;
Real curve_coordinate (Real t, Axis) const;
static const int CONTROL_COUNT = 4;
/*
Bezier curves always have 4 control points. Making this into an
- std::vector<> gives unnecessary overhead, and makes debugging a royal
+ vector<> gives unnecessary overhead, and makes debugging a royal
pain. */
Offset control_[4];
};
-void scale (std::vector<Offset> *array, Real xscale, Real yscale);
-void rotate (std::vector<Offset> *array, Real phi);
-void translate (std::vector<Offset> *array, Offset o);
+void scale (vector<Offset> *array, Real xscale, Real yscale);
+void rotate (vector<Offset> *array, Real phi);
+void translate (vector<Offset> *array, Offset o);
Bezier slur_shape (Real width, Real height_limit,
- Real height_proportion);
+ Real height_proportion);
Real slur_height (Real width, Real height_limit, Real height_proportion);
void get_slur_indent_height (Real *indent, Real *height, Real width, Real h_inf, Real r_0);