diff -r f6d75ae82c88 -r d4481fc43952 demos/spheres_glass.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/demos/spheres_glass.py	Sat Mar 29 17:54:27 2008 +0100
@@ -0,0 +1,47 @@
+#!/usr/bin/python
+
+import sys
+sys.path.append(open('ModulePath').read().strip())
+
+from raytracer import Raytracer, Material, Box, Sphere, Light
+#, SphericalLight
+import Image
+
+rt = Raytracer()
+
+light1 = Light(position=(0.0, 4.0, -3.0), colour=(0.9, 0.3, 0.6))
+rt.addlight(light1)
+
+#light2 = SphericalLight(position=(-2.0, 5.0, 1.0), radius=3.0, colour=(0.7, 1.0, 0.3))
+light2 = Light(position=(-2.0, -4.0, -1.0), colour=(0.7, 1.0, 0.3))
+rt.addlight(light2)
+
+light2 = Light(position=(2.0, 5.0, 1.0), colour=(0.8, 0.9, 1.0))
+rt.addlight(light2)
+
+mat0 = Material(colour=(0.1, 0.2, 0.9))
+box = Box(L=(-20.0, -2.2, -20.0), H=(20.0, -2.0, 20.0), material=mat0)
+rt.addshape(box)
+
+mat1 = Material(colour=(1.0, 0.2, 0.1))
+mat1.setReflectivity(0.7)
+bigsphere = Sphere(centre=(2.0, 1.0, -5.0), radius=2.5, material=mat1)
+rt.addshape(bigsphere)
+
+mat2 = Material(colour=(0.1, 0.4, 0.2))
+mat2.setReflectivity(0.6)
+smallsphere = Sphere(centre=(-4.5, 0.5, -8.0), radius=2.0, material=mat2)
+rt.addshape(smallsphere)
+
+mat3 = Material(colour=(0.9, 0.9, 1.0))
+mat3.setPhong(0.2, 1.0, 0.2)
+mat3.setTransmissivity(0.88)
+mat3.setReflectivity(0.1)
+for i in range(10):
+	sph = Sphere(centre=(-5.0+i, -1.5, -4.0), radius=0.5, material=mat3)
+	rt.addshape(sph)
+
+rendersize = (800, 600)
+data = rt.render(rendersize)
+img = Image.fromstring("RGB", rendersize, data)
+img.save('spheres_glass.png')