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Personal Computer World 1995 January
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pcw-0195.iso
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polyray
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superq.pi
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1994-12-31
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650b
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28 lines
// Sample transcendental surface. This is a basic superquadric shape (a pinchy)
// There seems to be a problem with the shading, and there are severe holes
// at the edges.
// Polyray input file - Alexander Enzmann
// Set up the camera
viewpoint {
from <0, 5, -5>
at <0,0,0>
up <0,1,0>
angle 15
resolution 160, 160
}
// Set up background color & lights
background white
light <10,10,-10>
include "..\colors.inc"
// Define a superquadric surface
object {
function |x|^0.75 + |y|^0.74 + |z|^0.75 - 1
shiny_red
bounding_box <-1, -1, -1>, <1, 1, 1>
uv_steps 128, 128
rotate <0, 30, 0>
}