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// This example shows how to build
// custom primitives from individual polygons.
// Note that the Triangle primitives are NOT supported
// by most of the templates.
5 * { x 2 } 5 * { y 2 hue 20 } house
rule house {
{ color black s 1.01 } grid
box
{ z 1 sat 0.4 } pyramid
}
rule house {
{ color black s 1.01 } grid
box
{ z 1 } bar
}
rule pyramid {
triangle[0,0,0;1,0,0;0.5,0.5,0.5]
triangle[1,0,0;1,1,0;0.5,0.5,0.5]
triangle[1,1,0;0,1,0;0.5,0.5,0.5]
triangle[0,1,0;0,0,0;0.5,0.5,0.5]
}
rule bar {
triangle[0,0,0;1,0,0;0.5,0,0.5]
triangle[1,0,0;1,1,0;0.5,0,0.5]
triangle[0.5,0,0.5;1,1,0;0.5,1,0.5]
triangle[0,1,0;0.5,1,0.5;1,1,0]
triangle[0,0,0;0.5,0,0.5;0,1,0]
triangle[0.5,0,0.5;0.5,1,0.5;0,1,0]
}
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