improved lightning of the model

 * see http://sourceforge.net/tracker/?func=detail&aid=3015128&group_id=237831&atid=1104178
 * thanks to imyrek!
updated the changelog


git-svn-id: https://pycam.svn.sourceforge.net/svnroot/pycam/trunk@463 bbaffbd6-741e-11dd-a85d-61de82d9cad9

Changelog

 Version 0.3.0 - UNRELEASED
- * added basic support for importing DXF contour files
- * added basic support for engravings
+ * improved performance of toolpath generation
+ * added a complete commandline interface
+ * added basic support for importing simple DXF contour files
+ * added support for engravings
  * integrated "help" links pointing to the wiki
  * allow non-square profiles for the support grid
- * fixed PushCutter
+ * improved OpenGL lightning (contributed by imyrek)
+ * added minor fix for PushCutter
 
 Version 0.2.5 - 2010-06-10
  * added support bridges for holding the object during cutting

src/pycam/Geometry/Triangle.py

@@ -78,6 +78,9 @@ class Triangle:
         if not GL_enabled:
             return
         GL.glBegin(GL.GL_TRIANGLES)
+        # use normals to improve lightning (contributed by imyrek)
+        normal_t = self.normal()
+        GL.glNormal3f(normal_t.x, normal_t.y, normal_t.z)
         GL.glVertex3f(self.p1.x, self.p1.y, self.p1.z)
         GL.glVertex3f(self.p2.x, self.p2.y, self.p2.z)
         GL.glVertex3f(self.p3.x, self.p3.y, self.p3.z)