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1 #!/usr/bin/python |
1 #!/usr/bin/python |
2 |
2 |
3 # this demo needs bunny model from |
3 # this demo needs bunny model from |
4 # http://graphics.stanford.edu/data/3Dscanrep/ |
4 # http://graphics.stanford.edu/data/3Dscanrep/ |
5 |
5 |
6 from raytracer import Raytracer, Light, Box, Triangle, Material |
6 from pyrit import * |
7 from plyreader import LoadStanfordPlyFile |
7 from plyreader import LoadStanfordPlyFile |
8 import Image |
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9 |
8 |
10 rt = Raytracer() |
9 rt = Raytracer() |
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10 top = KdTree() |
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11 rt.setTop(top) |
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12 rt.setCamera(Camera()) |
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13 |
11 #rt.ambientocclusion(samples=100, distance=16.0, angle=0.5) |
14 #rt.ambientocclusion(samples=100, distance=16.0, angle=0.5) |
12 |
15 |
13 mat = Material(colour=(0.9, 0.9, 0.9)) |
16 mat = Material(colour=(0.9, 0.9, 0.9)) |
14 mat.setTransmissivity(0.8) |
17 mat.setTransmissivity(0.8) |
15 mat.setSmooth(True) |
18 mat.setSmooth(True) |
31 |
34 |
32 light2 = Light(position=(4.0, 1.0, 10.0), colour=(0.5, 0.55, 0.7)) |
35 light2 = Light(position=(4.0, 1.0, 10.0), colour=(0.5, 0.55, 0.7)) |
33 #light2.castshadows(0) |
36 #light2.castshadows(0) |
34 rt.addLight(light2) |
37 rt.addLight(light2) |
35 |
38 |
36 imagesize = (800, 600) |
39 top.optimize() |
37 data = rt.render(imagesize) |
40 |
38 img = Image.fromstring("RGB", imagesize, data) |
41 sampler = DefaultSampler(800, 600) |
39 img.save('bunny.png') |
42 rt.setSampler(sampler) |
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43 rt.render() |
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44 sampler.getPixmap().writePNG('bunny.png') |