update the view after applying a unit change

position the camera according to the model dimension instead of the bounding box


git-svn-id: https://pycam.svn.sourceforge.net/svnroot/pycam/trunk@333 bbaffbd6-741e-11dd-a85d-61de82d9cad9

pycam/Gui/OpenGLTools.py

@@ -157,9 +157,10 @@ class Camera:
         v = self.view
         # position the light according to the current bounding box
         light_pos = range(3)
-        light_pos[0] = 2 * self.settings.get("maxx") - self.settings.get("minx")
-        light_pos[1] = 2 * self.settings.get("maxy") - self.settings.get("miny")
-        light_pos[2] = 2 * self.settings.get("maxz") - self.settings.get("minz")
+        model = self.settings.get("model")
+        light_pos[0] = 2 * model.maxx - model.minx
+        light_pos[1] = 2 * model.maxy - model.miny
+        light_pos[2] = 2 * model.maxz - model.minz
         GL.glLightfv(GL.GL_LIGHT0, GL.GL_POSITION, (light_pos[0], light_pos[1], light_pos[2], 1.0))
         # position the camera
         camera_position = (v["center"][0] + v["distance"][0],

pycam/Gui/Project.py

@@ -918,6 +918,8 @@ class ProjectGui:
         self._last_unit = new_unit
         # update all labels containing the unit size
         self.update_unit_labels()
+        # redraw the model
+        self.update_view()
 
     def update_unit_labels(self, widget=None, data=None):
         # we can't just use the "unit" setting, since we need the plural of "inch"