more minor fixes

direct/src/directtools/DirectGrid.py

@@ -5,7 +5,7 @@ from DirectUtil import *
 from DirectGeometry import *
 
 class DirectGrid(NodePath, DirectObject):
-    def __init__(self,gridSize=100.0,gridSpacing=5.0,planeColor=(0.5,0.5,0.5,0.5)):
+    def __init__(self,gridSize=100.0,gridSpacing=5.0,planeColor=(0.5,0.5,0.5,0.5),parent = None):
         # Initialize superclass
         NodePath.__init__(self, 'DirectGrid')
         # Don't wireframe or light
@@ -13,7 +13,7 @@ class DirectGrid(NodePath, DirectObject):
 
         # Load up grid parts to initialize grid object
         # Polygon used to mark grid plane
-        self.gridBack = loader.loadModel('models/misc/gridBack')
+        self.gridBack = loader.loadModel('models/misc/gridBack.bam')
         self.gridBack.reparentTo(self)
         self.gridBack.setColor(*planeColor)
 
@@ -35,7 +35,7 @@ class DirectGrid(NodePath, DirectObject):
         self.centerLines.setThickness(3)
 
         # Small marker to hilight snap-to-grid point
-        self.snapMarker = loader.loadModel('models/misc/sphere')
+        self.snapMarker = loader.loadModel('models/misc/sphere.bam')
         self.snapMarker.node().setName('gridSnapMarker')
         self.snapMarker.reparentTo(self)
         self.snapMarker.setColor(1, 0, 0, 1)
@@ -48,7 +48,7 @@ class DirectGrid(NodePath, DirectObject):
         self.gridSize = gridSize
         self.gridSpacing = gridSpacing
         self.snapAngle = 15.0
-        self.enable()
+        self.enable(parent = parent)
 
     def enable(self, parent = None):
         if parent: