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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>
-
- # This is a figure with a bumpy sheet on one side and something that
- # looks like a paraboloid (but with an internal bubble).
- define a 10
- define c 1
- object {
- polynomial (x^2 + y^2 + z^2 + a*c*x)^2 - (x^2 + y^2 + z^2)*(c - a*x)^2
- root_solver Ferrari
- bounds object { sphere <0, 0, 0>, sqrt(12) }
- clips object { box <-2, -2, -0.4>, <2, 2, 0.4> }
- rotate <0, 0, -90>
- rotate <20, 20, 0>
- shiny_red
- }
-