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// This work is licensed under the Creative Commons Attribution 3.0 Unported License.
// To view a copy of this license, visit http://creativecommons.org/licenses/by/3.0/
// or send a letter to Creative Commons, 444 Castro Street, Suite 900, Mountain View,
// California, 94041, USA.
// Persistence Of Vision raytracer sample file.
// Normal_map example
//
// -w320 -h240
// -w800 -h600 +a0.3
#version 3.7;
global_settings { assumed_gamma 1.0 }
#include "colors.inc"
camera {
location <0,3,-31>
right x*image_width/image_height
direction 3*z
}
#declare Amt=<0,0,0>;
light_source { <200, 200, -100> color White}
#default {
pigment { White }
normal { bump_size 1.5 }
finish { phong 0.8 phong_size 200 }
}
box{<-2,-2,0>,<2,2,1>
normal {
gradient x
normal_map{
[0.3 marble turbulence 0.5]
[0.7 gradient y scallop_wave scale .3]
}
translate -3*x
scale 2
}
translate <-3,5.50>
}
box{<-2,-2,0>,<2,2,1>
normal {
wood
normal_map{
[0.5 marble turbulence 0.5]
[0.5 radial sine_wave frequency 10 rotate x*90]
}
}
translate <3,5.50>
}
box{<-2,-2,0>,<2,2,1>
normal {
checker
normal { marble turbulence 0.5 }
normal { radial sine_wave frequency 10 rotate x*90}
}
translate <-3,1,0>
}
box{<-2,-2,0>,<2,2,1>
normal {
radial frequency 10
normal_map{
[0.5 gradient x triangle_wave scale .3]
[0.5 gradient z scallop_wave scale .3]
}
rotate x*90
}
translate <3,1,0>
}
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