diff --git a/direct/src/showbase/ThreeUpShow.py b/direct/src/showbase/ThreeUpShow.py
new file mode 100644
index 0000000000..d15722d242
--- /dev/null
+++ b/direct/src/showbase/ThreeUpShow.py
@@ -0,0 +1,18 @@
+
+import ShowBase
+
+class ThreeUpShow(ShowBase.ShowBase):
+    def __init__(self):
+        ShowBase.ShowBase.__init__(self)
+
+    def makeCamera(self, win, chan = None, layer = None, layerSort = 0,
+                   scene = None,
+                   displayRegion = (0, 1, 0, 1), aspectRatio = None):
+        self.camRS=ShowBase.ShowBase.makeCamera(
+                self, win, displayRegion = (.5, 1, 0, 1), aspectRatio=.67, camName='camRS')
+        self.camLL=ShowBase.ShowBase.makeCamera(
+                self, win, displayRegion = (0, .5, 0, .5), camName='camLL')
+        self.camUR=ShowBase.ShowBase.makeCamera(
+                self, win, displayRegion = (0, .5, .5, 1), camName='camUR')
+        return self.camUR
+