update to latest 2geom

diff --git a/src/2geom/angle.h b/src/2geom/angle.h
new file mode 100644 (file)
index 0000000..4d548ab
--- /dev/null
+++ b/src/2geom/angle.h
@@ -0,0 +1,50 @@
+/**\r
+ *  \file angle.h\r
+ *  \brief Various trigoniometric helper functions\r
+ *\r
+ *  Authors:\r
+ *   Johan Engelen <goejendaagh@zonnet.nl>\r
+ *\r
+ * Copyright (C) 2007 authors\r
+ *\r
+ * This library is free software; you can redistribute it and/or\r
+ * modify it either under the terms of the GNU Lesser General Public\r
+ * License version 2.1 as published by the Free Software Foundation\r
+ * (the "LGPL") or, at your option, under the terms of the Mozilla\r
+ * Public License Version 1.1 (the "MPL"). If you do not alter this\r
+ * notice, a recipient may use your version of this file under either\r
+ * the MPL or the LGPL.\r
+ *\r
+ * You should have received a copy of the LGPL along with this library\r
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software\r
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
+ * You should have received a copy of the MPL along with this library\r
+ * in the file COPYING-MPL-1.1\r
+ *\r
+ * The contents of this file are subject to the Mozilla Public License\r
+ * Version 1.1 (the "License"); you may not use this file except in\r
+ * compliance with the License. You may obtain a copy of the License at\r
+ * http://www.mozilla.org/MPL/\r
+ *\r
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY\r
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for\r
+ * the specific language governing rights and limitations.\r
+ *\r
+ */\r
+ \r
+#ifndef LIB2GEOM_SEEN_ANGLE_H\r
+#define LIB2GEOM_SEEN_ANGLE_H\r
+\r
+namespace Geom {\r
+\r
+#ifndef M_PI\r
+# define M_PI 3.14159265358979323846\r
+#endif\r
+\r
+inline double deg_to_rad(double deg) { return deg*M_PI/180.0;}\r
+\r
+inline double rad_to_deg(double rad) { return rad*180.0/M_PI;}\r
+\r
+}\r
+\r
+#endif\r