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- // Generic Polyray input File
- // Polyray input file: Alexander Enzmann
-
- // Set up the camera
- viewpoint {
- from <0, 5, -5>
- at <0, 0, 0>
- up <0, 1, 0>
- angle 30
- resolution 160, 160
- }
-
- // Get various surface finishes
- include "..\colors.inc"
-
- // Set up background color & lights
- background black
- light <10, 10, -20>
-
- // Parabolic Torus
- define r0 0.6
- define r1 0.5
- object {
- // Put the definition of the surface here
- object { polynomial x^4 + 2*x^2*y^2 - 2*x^2*z -
- (r0^2+r1^2)*x^2 + y^4 - 2*y^2*z +
- (r0^2-r1^2)*y^2 + z^2 + (r0^2+r1^2)*z + (r0^2-r1^2)^2 }
- & object { box <-2, -2, -2>, <2, 2, 2> }
- bounding_box <-2, -2, -2>, <2, 2, 2>
- rotate <-20, -30, 0>
- shiny_red
- }
-