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- // Persistence Of Vision Raytracer version 3.0 sample file.
- // FLOAT5.POV
- // Demonstrates various new float math functions and #while loop
-
- #version 3.0
- global_settings { assumed_gamma 2.2 }
-
- #include "colors.inc"
-
- #declare Rad=1/6
- #declare Font="cyrvetic.ttf"
-
- #declare Xval=-6.0
-
- #while (Xval <= 6.0)
- sphere{<Xval,exp(Xval),0>,Rad pigment{Red}}
-
- #if (Xval != 0.0)
- sphere{<Xval,pow(Xval,-1),0>,Rad pigment{Green}}
- #end
-
- sphere{<Xval,pow(Xval,2),0>,Rad pigment{Blue}}
- sphere{<Xval,pow(Xval,3),0>,Rad pigment{Cyan}}
-
- #if (Xval > 0.0)
- sphere{<Xval,log(Xval),0>,Rad pigment{Magenta}}
- #end
-
- #declare Xval=Xval+0.1
- #end
-
- text{ttf Font "Y=exp(X)",0.1,0 translate <-6.5, 0.5,0> pigment{Red}}
- text{ttf Font "Y=pow(X,-1)",0.1,0 translate <-6.5,-1.5,0> pigment{Green}}
- text{ttf Font "Y=pow(X,2)",0.1,0 translate <-6.5, 3,0> pigment{Blue}}
- text{ttf Font "Y=pow(X,3)",0.1,0 translate <-6.5,-4,0> pigment{Cyan}}
- text{ttf Font "Y=log(X)",0.1,0 translate < 2.5, 2,0> pigment{Magenta}}
-
- camera {
- location <0, 0, -120>
- direction <0, 0, 12>
- look_at <0, 0, 0>
- }
-
- light_source { <5000, 10000, -20000> color White}
- plane { z, Rad pigment {checker color rgb <1,.8,.8> color rgb <1,1,.8>} }
-
- union{ // X-axis
- cylinder{-x*5.5,x*5.5,.1}
- cone{-x*6.5,0,-x*5.5,.2}
- cone{ x*6.5,0, x*5.5,.2}
- translate z*Rad
- pigment{rgb<1,.8,1>}
- }
-
- union{ // Y-axis
- cylinder{-y*4,y*4,.1}
- cone{-y*5,0,-y*4,.2}
- cone{ y*5,0, y*4,.2}
- translate z*Rad
- pigment{rgb<.8,1,1>}
- }
-
- union{ // Axes labels
- text{ttf Font "X",0.1,0 translate <5.5,-1,0>}
- text{ttf Font "Y",0.1,0 translate <-.75,4,0>}
- pigment{rgb<1,.4,0>}
- }
-
-