output the origin for each map node.

thanks to j michaelson for the patch

release/scripts/export_map.py

@@ -249,6 +249,10 @@ def write_node_map(file, ob):
 	file.write('{\n')
 	for name_value in props:
 		file.write('"%s" "%s"\n' % name_value)
+	if PREF_GRID_SNAP.val:
+		file.write('"origin" "%d %d %d"\n' % tuple([round(axis*PREF_SCALE.val) for axis in ob.getLocation('worldspace')]) )
+	else:
+		file.write('"origin" "%.6f %.6f %.6f"\n' % tuple([axis*PREF_SCALE.val for axis in ob.getLocation('worldspace')]) )
 	file.write('}\n')
 	return True