pov-ray/prisim_demo.pov

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2014-02-07 21:38:19 -06:00
#version 3.7;
global_settings { assumed_gamma 2.2 }
#include "colors.inc"
background{White}
camera {
right 1.78*x
angle 20
location <2, 10, -80>
look_at <0, 1, 0>
}
light_source { <20, 20, -20> color White }
// prism {
// linear_sweep
// linear_spline
// 0, // sweep the following shape from here ...
// 1, // ... up through here
// 7, // the number of points making up the shape ...
// <3,5>, <-3,5>, <-5,0>, <-3,-5>, <3, -5>, <5,0>, <3,5>
// pigment { Green }
// }
// prism {
// cubic_spline
// 0, // sweep the following shape from here ...
// 1, // ... up through here
// 6, // the number of points making up the shape ...
// < 3, -5>, // point#1 (control point... not on curve)
// < 3, 5>, // point#2 ... THIS POINT ...
// <-5, 0>, // point#3
// < 3, -5>, // point#4
// < 3, 5>, // point#5 ... MUST MATCH THIS POINT
// <-5, 0> // point#6 (control point... not on curve)
// pigment { Green }
// }
// prism {
// linear_sweep
// cubic_spline
// 0, // sweep the following shape from here ...
// 1, // ... up through here
// 18, // the number of points making up the shape ...
// <3,-5>, <3,5>, <-5,0>, <3, -5>, <3,5>, <-5,0>,//sub-shape #1
// <2,-4>, <2,4>, <-4,0>, <2,-4>, <2,4>, <-4,0>, //sub-shape #2
// <1,-3>, <1,3>, <-3,0>, <1, -3>, <1,3>, <-3,0> //sub-shape #3
// pigment { Green }
// }
// prism {
// conic_sweep
// linear_spline
// 0, // height 1
// 1, // height 2
// 5, // the number of points making up the shape...
// <4,4>,<-4,4>,<-4,-4>,<4,-4>,<4,4>
// rotate <180, 0, 0>
// translate <0, 1, 0>
// scale <1, 4, 1>
// pigment { gradient y scale .2 }
// }
sphere_sweep {
cubic_spline
6,
<-4, -5, 0>, 1
<-5, -5, 0>, 1
<-5, 5, 0>, 0.5
< 5, -5, 0>, 0.5
< 5, 5, 0>, 1
< 4, 5, 0>, 1
tolerance 0.1
pigment { Green }
}