X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Fbezier.hh;h=681c8c1816450f23bd4b075dbc8551a1ee0b848e;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=6adbdd3d0ddea4c194af6bd9d0fea56215336dcc;hpb=b18b7ed5981c58a503915e6dc89cf876cf23834f;p=lilypond.git

diff --git a/lily/include/bezier.hh b/lily/include/bezier.hh
index 6adbdd3d0d..681c8c1816 100644
--- a/lily/include/bezier.hh
+++ b/lily/include/bezier.hh
@@ -1,7 +1,20 @@
 /*
-  bezier.hh -- declare Bezier and Bezier_bow
+  This file is part of LilyPond, the GNU music typesetter.
 
-  (c) 1998--2009 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
@@ -26,13 +39,16 @@ public:
   Bezier extract (Real, Real) const;
 
   Real get_other_coordinate (Axis a, Real x) 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;
+  Real slope_at_point (Real t) const;
   Real curve_coordinate (Real t, Axis) const;
 
   static const int CONTROL_COUNT = 4;
@@ -50,7 +66,7 @@ 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);