Clifford Wolf:

	Define M_PI if it is not there..



git-svn-id: http://svn.clifford.at/openscad/trunk@81 b57f626f-c46c-0410-a088-ec61d464b74c

1 files changed, 5 insertions, 0 deletions

diff --git a/openscad.h b/openscad.h
index 133a99f..3693101 100644
--- a/openscad.h
+++ b/openscad.h
@@ -44,6 +44,11 @@
 #include <fstream>
 #include <iostream>
 
+// for win32 and maybe others..
+#ifndef M_PI
+#  define M_PI 3.14159265358979323846
+#endif
+
 class Value;
 class Expression;