Mercurial > dwindows
diff gtk/dw.c @ 1263:6b605b0700e8
Fixed accidentally calling arctan() instead of atan2() on GTK.
author | bsmith@81767d24-ef19-dc11-ae90-00e081727c95 |
---|---|
date | Tue, 25 Oct 2011 11:07:34 +0000 |
parents | 61d0c5f84644 |
children | 4c980ddfd181 |
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--- a/gtk/dw.c Tue Oct 25 11:01:19 2011 +0000 +++ b/gtk/dw.c Tue Oct 25 11:07:34 2011 +0000 @@ -8087,8 +8087,8 @@ if(cr) { GdkColor *foreground = pthread_getspecific(_dw_fg_color_key); - double a1 = 180/M_PI * arctan((y1-yorigin)/(x1-xorigin)); - double a2 = 180/M_PI * arctan((y2-yorigin)/(x2-xorigin)); + double a1 = 180/M_PI * atan2((y1-yorigin), (x1-xorigin)); + double a2 = 180/M_PI * atan2((y2-yorigin), (x2-xorigin)); gdk_cairo_set_source_color (cr, foreground); cairo_set_line_width(cr, 1);