686 lines
15 KiB
YAML
686 lines
15 KiB
YAML
# ======================================================
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# orrery.yml
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#
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# This file describes the title image for the "Texture
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# Mapping" bonus chapter at:
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#
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# http://www.raytracerchallenge.com/bonus/texture-mapping.html
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#
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# It requires several additional resources, provided as a
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# separate download. The resources were found on the following
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# sites:
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#
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# * https://www.bittbox.com/freebies/free-hi-resolution-wood-textures
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# : the wooden texture for the table
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# * https://astrogeology.usgs.gov/search/map/Mercury/Messenger/Global/Mercury_MESSENGER_MDIS_Basemap_LOI_Mosaic_Global_166m
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# : the map of Mercury
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# * http://planetpixelemporium.com/planets.html
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# : maps of Earth, Mars, Jupiter, Saturn, Uranus, and Neptune
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# * https://hdrihaven.com/hdri/?c=indoor&h=artist_workshop
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# : the "artist workshop" environment map
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#
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# by Jamis Buck <jamis@jamisbuck.org>
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# ======================================================
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- add: camera
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width: 800
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height: 400
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field-of-view: 1.2
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from: [2, 4, -10]
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to: [-1, -1, 0]
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up: [0, 1, 0]
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# The scene as shown in the bonus chapter is rendered using an area light,
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# precisely as described in the "Rendering soft shadows" bonus chapter,
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# here: http://www.raytracerchallenge.com/bonus/area-light.html
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#
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# if you haven't implemented area lights, you can replace this with a point
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# light located at [0, 2.5, -10].
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- add: light
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corner: [-5, 0, -10]
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uvec: [10, 0, 0]
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vvec: [0, 5, 0]
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usteps: 10
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vsteps: 5
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jitter: true
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intensity: [1, 1, 1]
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# -------------------------------------------
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# some common textures
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# -------------------------------------------
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- define: GOLD
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value:
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color: [ 1, 0.8, 0.1 ]
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ambient: 0.1
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diffuse: 0.6
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specular: 0.3
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shininess: 15
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- define: SILVER
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value:
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color: [ 1, 1, 1 ]
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ambient: 0.1
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diffuse: 0.7
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specular: 0.3
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shininess: 15
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# -----------------------------------------------
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# CSG definition for the gears used to construct
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# the orrery.
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#
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# NOTCH is a helper object used to create the
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# teeth for the gears.
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#
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# GEAR is the actual gear object itself.
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# -----------------------------------------------
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- define: NOTCH
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value:
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add: csg
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operation: difference
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left:
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type: cube
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transform:
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- [ scale, 1, 0.25, 1 ]
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- [ translate, 1, 0, 1 ]
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- [ rotate-y, 0.7854 ]
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- [ scale, 1, 1, 0.1 ]
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right:
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type: cylinder
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min: -0.26
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max: 0.26
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closed: true
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transform:
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- [ scale, 0.8, 1, 0.8 ]
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- define: GEAR
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value:
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add: csg
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operation: difference
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left:
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type: cylinder
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min: -0.025
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max: 0.025
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closed: true
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right:
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type: group
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children:
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# center hole
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- add: cylinder
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min: -0.06
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max: 0.06
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closed: true
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transform:
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- [ scale, 0.1, 1, 0.1 ]
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# crescents
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- add: csg
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operation: difference
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left:
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type: cylinder
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min: -0.06
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max: 0.06
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closed: true
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transform:
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- [ scale, 0.7, 1, 0.7 ]
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right:
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type: cube
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transform:
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- [ scale, 1, 0.1, 0.2 ]
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# teeth
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- add: NOTCH
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- add: NOTCH
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transform:
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- [ rotate-y, 0.31415 ]
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- add: NOTCH
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transform:
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- [ rotate-y, 0.6283 ]
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- add: NOTCH
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transform:
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- [ rotate-y, 0.94245 ]
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- add: NOTCH
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transform:
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- [ rotate-y, 1.2566 ]
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- add: NOTCH
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transform:
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- [ rotate-y, 1.57075 ]
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- add: NOTCH
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transform:
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- [ rotate-y, 1.8849 ]
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- add: NOTCH
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transform:
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- [ rotate-y, 2.19905 ]
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- add: NOTCH
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transform:
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- [ rotate-y, 2.5132 ]
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- add: NOTCH
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transform:
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- [ rotate-y, 2.82735 ]
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- add: NOTCH
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transform:
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- [ rotate-y, 3.1415 ]
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- add: NOTCH
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transform:
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- [ rotate-y, -0.31415 ]
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- add: NOTCH
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transform:
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- [ rotate-y, -0.6283 ]
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- add: NOTCH
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transform:
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- [ rotate-y, -0.94245 ]
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- add: NOTCH
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transform:
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- [ rotate-y, -1.2566 ]
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- add: NOTCH
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transform:
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- [ rotate-y, -1.57075 ]
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- add: NOTCH
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transform:
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- [ rotate-y, -1.8849 ]
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- add: NOTCH
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transform:
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- [ rotate-y, -2.19905 ]
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- add: NOTCH
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transform:
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- [ rotate-y, -2.5132 ]
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- add: NOTCH
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transform:
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- [ rotate-y, -2.82735 ]
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# mechanism: top plate
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- add: csg
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operation: difference
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material: GOLD
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transform:
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- [ rotate-y, -1 ]
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left:
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type: cylinder
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min: -1.51
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max: -1.5
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closed: true
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right:
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type: group
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children:
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- add: cylinder
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min: -1.52
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max: -1.49
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closed: true
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transform:
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- [ scale, 0.1, 1, 0.1 ]
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- add: csg
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operation: difference
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left:
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type: cylinder
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min: -1.52
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max: -1.49
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closed: true
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transform:
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- [ scale, 0.75, 1, 0.75 ]
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right:
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type: cube
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transform:
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- [ scale, 1, 0.1, 0.2 ]
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- [ translate, 0, -1.5, 0 ]
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# mechanism: gear
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- add: GEAR
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material: SILVER
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transform:
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- [ scale, 0.5, 0.5, 0.5 ]
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- [ translate, 0.4, -1.45, -0.4 ]
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# mechanism: gear
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- add: GEAR
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material: SILVER
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transform:
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- [ rotate-y, 0.8 ]
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- [ scale, 0.4, 0.4, 0.4 ]
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- [ translate, -0.4, -1.45, 0.2 ]
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# sun
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- add: group
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children:
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- add: sphere
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shadow: false
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material:
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color: [1, 1, 0]
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ambient: 0.1
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diffuse: 0.6
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specular: 0 # count on the skybox reflection being the specular highlight
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reflective: 0.2
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- add: group
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material: GOLD
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children:
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- add: cylinder
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min: -4
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max: -0.5
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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# base
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- add: sphere
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transform:
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- [ translate, 0, -4, 0 ]
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material:
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pattern:
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type: map
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mapping: spherical
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uv_pattern:
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type: checkers
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width: 16
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height: 8
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colors:
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- [ 0, 0, 0 ]
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- [ 0.5, 0.5, 0.5 ]
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diffuse: 0.6
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specular: 0 # count on the skybox reflection being the specular highlight
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ambient: 0.1
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reflective: 0.2
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# table
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- add: cube
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transform:
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- [ scale, 5, 0.1, 5 ]
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- [ translate, 0, -4, 0 ]
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material:
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diffuse: 0.9
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ambient: 0.1
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specular: 0
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pattern:
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type: map
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mapping: planar
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uv_pattern:
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type: image
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file: res/wood.ppm
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transform:
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- [ scale, 0.5, 0.5, 0.5 ]
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# mechanism: gear-plate between top & mercury
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- add: GEAR
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material: SILVER
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transform:
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- [ rotate-y, -0.4 ]
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- [ scale, 0.9, 0.9, 0.9 ]
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- [ translate, 0, -1.75, 0 ]
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# mercury
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- add: group
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transform:
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- [ translate, 2, 0, 0 ]
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- [ rotate-y, 0.7 ]
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children:
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- add: sphere
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transform:
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- [ scale, 0.25, 0.25, 0.25 ]
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material:
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pattern:
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type: map
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mapping: spherical
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uv_pattern:
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type: image
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file: res/mercury-small.ppm
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- add: group
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material: GOLD
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children:
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- add: cylinder
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min: -2
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max: 0
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- add: sphere
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transform:
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- [ scale, 0.025, 0.025, 0.025 ]
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- [ translate, 0, -2, 0 ]
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- add: cylinder
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min: 0
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max: 2
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- [ rotate-z, 1.5708 ]
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- [ translate, 0, -2, 0 ]
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# mechanism: gear-plate between mercury & venus
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- add: GEAR
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material: SILVER
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transform:
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- [ rotate-y, 1.3 ]
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- [ translate, 0, -2.05, 0 ]
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# venus
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- add: group
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transform:
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- [ translate, 3, 0, 0 ]
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- [ rotate-y, 0.3 ]
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children:
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- add: sphere
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transform:
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- [ scale, 0.25, 0.25, 0.25 ]
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material:
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color: [1, 1, 0.8]
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- add: group
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material: GOLD
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children:
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- add: cylinder
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min: -2.1
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max: 0
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- add: sphere
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transform:
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- [ scale, 0.025, 0.025, 0.025 ]
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- [ translate, 0, -2.1, 0 ]
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- add: cylinder
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min: 0
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max: 3
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- [ rotate-z, 1.5708 ]
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- [ translate, 0, -2.1, 0 ]
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# mechanism: gear-plate between venus & earth
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- add: GEAR
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material: SILVER
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transform:
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- [ scale, 0.9, 0.9, 0.9 ]
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- [ rotate-y, -2.2 ]
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- [ translate, 0, -2.15, 0 ]
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# earth
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- add: group
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transform:
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- [ translate, 4, 0, 0 ]
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- [ rotate-y, 2 ]
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children:
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- add: sphere
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transform:
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- [ scale, 0.25, 0.25, 0.25 ]
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material:
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pattern:
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type: map
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mapping: spherical
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uv_pattern:
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type: image
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file: res/earthmap-small.ppm
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- add: group
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material: GOLD
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children:
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- add: cylinder
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min: -2.2
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max: 0
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- add: sphere
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transform:
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- [ scale, 0.025, 0.025, 0.025 ]
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- [ translate, 0, -2.2, 0 ]
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- add: cylinder
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min: 0
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max: 4
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- [ rotate-z, 1.5708 ]
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- [ translate, 0, -2.2, 0 ]
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# mechanism: gear-plate between earth & mars
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- add: GEAR
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material: SILVER
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transform:
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- [ scale, 0.8, 0.8, 0.8 ]
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- [ rotate-y, 1.7 ]
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- [ translate, 0, -2.25, 0 ]
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# mars
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- add: group
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transform:
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- [ translate, 5, 0, 0 ]
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- [ rotate-y, -2 ]
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children:
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- add: sphere
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transform:
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- [ scale, 0.25, 0.25, 0.25 ]
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material:
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pattern:
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type: map
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mapping: spherical
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uv_pattern:
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type: image
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file: res/mars-small.ppm
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- add: group
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material: GOLD
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children:
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- add: cylinder
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min: -2.3
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max: 0
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- add: sphere
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transform:
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- [ scale, 0.025, 0.025, 0.025 ]
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- [ translate, 0, -2.3, 0 ]
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- add: cylinder
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min: 0
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max: 5
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- [ rotate-z, 1.5708 ]
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- [ translate, 0, -2.3, 0 ]
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# mechanism: gear-plate between mars & jupiter
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- add: GEAR
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material: SILVER
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transform:
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- [ rotate-y, -0.9 ]
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- [ translate, 0, -2.35, 0 ]
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# jupiter
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- add: group
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transform:
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- [ translate, 6.5, 0, 0 ]
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- [ rotate-y, -0.75 ]
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children:
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- add: sphere
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transform:
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- [ scale, 0.67, 0.67, 0.67 ]
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material:
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pattern:
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type: map
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mapping: spherical
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uv_pattern:
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type: image
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file: res/jupitermap-small.ppm
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- add: group
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material: GOLD
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children:
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- add: cylinder
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min: -2.4
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max: 0
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- add: sphere
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transform:
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- [ scale, 0.025, 0.025, 0.025 ]
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- [ translate, 0, -2.4, 0 ]
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- add: cylinder
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min: 0
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max: 6.5
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- [ rotate-z, 1.5708 ]
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- [ translate, 0, -2.4, 0 ]
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# mechanism: gear-plate between jupiter & saturn
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- add: GEAR
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material: SILVER
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transform:
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- [ scale, 0.95, 0.95, 0.95 ]
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- [ rotate-y, -1.1 ]
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- [ translate, 0, -2.45, 0 ]
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# saturn
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- add: group
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transform:
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- [ translate, 8, 0, 0 ]
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- [ rotate-y, -2.5 ]
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children:
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- add: sphere
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transform:
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- [ scale, 0.5, 0.5, 0.5 ]
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material:
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pattern:
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type: map
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mapping: spherical
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uv_pattern:
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type: image
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file: res/saturnmap-small.ppm
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# rings
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- add: csg
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operation: difference
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transform:
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- [ rotate-z, 0.2 ]
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material:
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pattern:
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type: rings
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colors:
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- [ 1, 1, 0.5 ]
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- [ 1, 1, 0 ]
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transform:
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- [ scale, 0.05, 1, 0.05 ]
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left:
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type: cylinder
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min: -0.01
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max: 0.01
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closed: true
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transform:
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- [ scale, 1.2, 1, 1.2 ]
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right:
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type: cylinder
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min: -0.02
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max: 0.02
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closed: true
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transform:
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- [ scale, 0.75, 1, 0.75 ]
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- add: group
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material: GOLD
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children:
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- add: cylinder
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min: -2.5
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max: 0
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- add: sphere
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transform:
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- [ scale, 0.025, 0.025, 0.025 ]
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- [ translate, 0, -2.5, 0 ]
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- add: cylinder
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min: 0
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max: 8
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transform:
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- [ scale, 0.025, 1, 0.025 ]
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- [ rotate-z, 1.5708 ]
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- [ translate, 0, -2.5, 0 ]
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# mechanism: gear-plate between saturn & uranus
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- add: GEAR
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material: SILVER
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transform:
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- [ scale, 0.9, 0.9, 0.9 ]
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- [ rotate-y, 1 ]
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- [ translate, 0, -2.55, 0 ]
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|
|
|
# uranus
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- add: group
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|
transform:
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|
- [ translate, 9, 0, 0 ]
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|
- [ rotate-y, -3 ]
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|
children:
|
|
- add: sphere
|
|
transform:
|
|
- [ scale, 0.4, 0.4, 0.4 ]
|
|
material:
|
|
pattern:
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|
type: map
|
|
mapping: spherical
|
|
uv_pattern:
|
|
type: image
|
|
file: res/uranusmap-small.ppm
|
|
- add: group
|
|
material: GOLD
|
|
children:
|
|
- add: cylinder
|
|
min: -2.6
|
|
max: 0
|
|
transform:
|
|
- [ scale, 0.025, 1, 0.025 ]
|
|
- add: sphere
|
|
transform:
|
|
- [ scale, 0.025, 0.025, 0.025 ]
|
|
- [ translate, 0, -2.6, 0 ]
|
|
- add: cylinder
|
|
min: 0
|
|
max: 9
|
|
transform:
|
|
- [ scale, 0.025, 1, 0.025 ]
|
|
- [ rotate-z, 1.5708 ]
|
|
- [ translate, 0, -2.6, 0 ]
|
|
|
|
# mechanism: gear-plate between uranus & neptune
|
|
- add: GEAR
|
|
material: SILVER
|
|
transform:
|
|
- [ rotate-y, -1 ]
|
|
- [ translate, 0, -2.65, 0 ]
|
|
|
|
# neptune
|
|
- add: group
|
|
transform:
|
|
- [ translate, 10, 0, 0 ]
|
|
- [ rotate-y, -1.25 ]
|
|
children:
|
|
- add: sphere
|
|
transform:
|
|
- [ scale, 0.4, 0.4, 0.4 ]
|
|
material:
|
|
pattern:
|
|
type: map
|
|
mapping: spherical
|
|
uv_pattern:
|
|
type: image
|
|
file: res/neptunemap-small.ppm
|
|
- add: group
|
|
material: GOLD
|
|
children:
|
|
- add: cylinder
|
|
min: -2.7
|
|
max: 0
|
|
transform:
|
|
- [ scale, 0.025, 1, 0.025 ]
|
|
- add: sphere
|
|
transform:
|
|
- [ scale, 0.025, 0.025, 0.025 ]
|
|
- [ translate, 0, -2.7, 0 ]
|
|
- add: cylinder
|
|
min: 0
|
|
max: 10
|
|
transform:
|
|
- [ scale, 0.025, 1, 0.025 ]
|
|
- [ rotate-z, 1.5708 ]
|
|
- [ translate, 0, -2.7, 0 ]
|
|
|
|
# outer sphere as the surrounding environment
|
|
- add: sphere
|
|
transform:
|
|
- [ scale, 1000, 1000, 1000 ]
|
|
material:
|
|
pattern:
|
|
type: map
|
|
mapping: spherical
|
|
uv_pattern:
|
|
type: image
|
|
file: res/artist_workshop.ppm
|
|
transform:
|
|
- [ rotate-y, -2.7 ]
|
|
diffuse: 0
|
|
specular: 0
|
|
ambient: 1
|