From: Han-Wen Nienhuys <hanwen@xs4all.nl>
Date: Wed, 24 Jan 2007 12:24:42 +0000 (+0100)
Subject: use _degrees to signify functions taking degree angles.
X-Git-Tag: release/2.11.14-1~40
X-Git-Url: https://git.donarmstrong.com/?a=commitdiff_plain;h=767d1f1909e4f02ec58c3b71a35d70e04a0c8baa;p=lilypond.git

use _degrees to signify functions taking degree angles.
---

diff --git a/flower/include/offset.hh b/flower/include/offset.hh
index 0975e292b6..a3093c98ef 100644
--- a/flower/include/offset.hh
+++ b/flower/include/offset.hh
@@ -99,6 +99,7 @@ public:
   Offset direction () const;
   
   Real arg () const;
+  Real angle_degrees () const;
   Real length () const;
   bool is_sane () const;
   Offset operator *= (Offset z2);
diff --git a/flower/offset.cc b/flower/offset.cc
index d7ba419283..0861471882 100644
--- a/flower/offset.cc
+++ b/flower/offset.cc
@@ -74,6 +74,11 @@ Offset::arg () const
   return atan2 (coordinate_a_[Y_AXIS], coordinate_a_[X_AXIS]);
 }
 
+Real
+Offset::angle_degrees () const
+{
+  return arg () * 180 / M_PI;
+}
 /**
    euclidian vector length / complex modulus
 */
diff --git a/lily/grob.cc b/lily/grob.cc
index bc948659f1..1941d7d2f8 100644
--- a/lily/grob.cc
+++ b/lily/grob.cc
@@ -128,7 +128,7 @@ Grob::get_print_stencil () const
 	  Real x = scm_to_double (scm_cadr (rot));
 	  Real y = scm_to_double (scm_caddr (rot));
 
-	  retval.rotate (angle, Offset (x, y));
+	  retval.rotate_degrees (angle, Offset (x, y));
 	}
 
       /* color support... see interpret_stencil_expression () for more... */
diff --git a/lily/include/stencil.hh b/lily/include/stencil.hh
index 445e461380..820771ef7f 100644
--- a/lily/include/stencil.hh
+++ b/lily/include/stencil.hh
@@ -64,6 +64,7 @@ public:
   void translate (Offset);
   Stencil translated (Offset) const;
   void rotate (Real, Offset);
+  void rotate_degrees (Real, Offset);
   void align_to (Axis a, Real x);
   void translate_axis (Real, Axis);
 
diff --git a/lily/stencil.cc b/lily/stencil.cc
index b88b0c8bde..12bbf4ea12 100644
--- a/lily/stencil.cc
+++ b/lily/stencil.cc
@@ -73,11 +73,17 @@ Stencil::extent_box () const
   return dim_;
 }
 
+void
+Stencil::rotate (Real a, Offset off)
+{
+  rotate_degrees (a *180/M_PI, off); 
+}
+
 /*
- * Rotate this stencil around the point [x, y]
+  Rotate this stencil around the point [x, y]
  */
 void
-Stencil::rotate (Real a, Offset off)
+Stencil::rotate_degrees (Real a, Offset off)
 {
   const Real x_cen = extent (X_AXIS).center ();
   const Real y_cen = extent (Y_AXIS).center ();