diff -r 4c8abb8977dc -r ca7d4c665531 demos/boxes.py
--- a/demos/boxes.py	Thu May 08 09:21:25 2008 +0200
+++ b/demos/boxes.py	Sat May 10 14:29:37 2008 +0200
@@ -3,27 +3,37 @@
 from pyrit import *
 
 rt = Raytracer()
+rt.setBgColour((1.0,1.0,1.0))
 top = Octree()
 rt.setTop(top)
-rt.setCamera(Camera())
 
-light1 = Light(position=(0.0, 5.0, -5.0), colour=(0.7, 0.3, 0.6))
+light1 = Light(position=(0.0, 5.0, -5.0), colour=(0.1, 0.3, 0.6))
+light1.castShadows(False)
 rt.addLight(light1)
 
 light2 = Light(position=(-2.0, 10.0, -2.0), colour=(0.4, 0.6, 0.3))
+light2.castShadows(False)
 rt.addLight(light2)
 
-mat0 = Material(colour=(0.7, 0.7, 0.7))
-mat0.setReflectivity(0.0)
+mat = Material(colour=(0.7, 0.7, 0.7))
+mat.setReflectivity(0.3)
+mat.setTransmissivity(0.5, 1.5)
 for x in range(8):
 	for y in range(8):
 		for z in range(8):
-			box = Box(L=(-4.3+x, -4.6+y, -8.6+z), H=(-3.7+x, -4.0+y, -8.0+z), material=mat0)
+			box = Box(L=(-3.8+x, -3.8+y, -3.8+z), H=(-3.2+x, -3.2+y, -3.2+z), material=mat)
 			rt.addShape(box)
 
 top.optimize()
 
 sampler = DefaultSampler(800, 600)
+sampler.setOversample(1)
 rt.setSampler(sampler)
+
+rt.setCamera(Camera(eye=(-6,6,-10),lookat=(0,0,0)))
 rt.render()
-sampler.getPixmap().writePNG('boxes.png')
+sampler.getPixmap().writePNG('boxes-1.png')
+
+rt.setCamera(Camera(eye=(-4,3,-5),lookat=(0,0,0)))
+rt.render()
+sampler.getPixmap().writePNG('boxes-2.png')