// Darstellung eines Prismas in POV-Ray
// A. Filler
// ---------------------------------------------------------------
#include "colors.inc"
background{color White }

// Kamera und Lichtquelle

camera {
   angle 25
   location <10, 18, -30>
   look_at <0, 1, 0>
}

light_source { <20, 20, -20> color White }

// Prisma

prism {
//    linear_sweep
//    linear_spline
    0, // Höhe der Grundfläche 
    3, // Höhe der Deckfläche
    6, // Zahl der Eckpunkte plus 1 
    <3,5>, <-3,5>, <-5,0>, <-3,-5>, <3, -5>, <5,0>
    pigment { color rgb<0.8,0.8,0.8> }
}


// Koordinatensystem

#declare Font1="cyrvetic.ttf";

union{                          // X-Achse
  cylinder{-x*5.5,x*5.5,.05}
  cone{ x*6.5,0, x*5.5,.15}
   #declare Count=-5;
   #while (Count < 6)
    sphere {<Count,0,0>, .11}
   #declare Count=Count+1;
   #end
                               // y-Achse
  cylinder{-y*5.5,y*5.5,.07}
  cone{ y*6.5,0, y*5.5,.15}
   #declare Count=-5;
   #while (Count < 6)
    sphere {<0,Count,0>, .11}
   #declare Count=Count+1;
   #end
                               // z-Achse
  cylinder{-z*5.5,z*5.5,.07}
  cone{ z*6.5,0, z*5.5,.15}
   #declare Count=-5;
   #while (Count < 6)
    sphere {<0,0,Count>, .11}
   #declare Count=Count+1;
   #end
                              // Achsenbeschriftungen
 text{ttf Font1 "x",0.1,0 scale <1.5,1.5,1.5> translate <5.9,-1.2,0>}
 text{ttf Font1 "y",0.1,0 scale <1.5,1.5,1.5> translate <-1,5.7,0>}
 text{ttf Font1 "z",0.1,0 scale <1.5,1.5,1.5> translate <-1,-0.2,5.8>}

 texture { 
   pigment { rgb<0.1,0.1,0.5> }  
   finish { ambient 0.1 diffuse 0.4 reflection 0.2 brilliance 1 
            specular 0.3 roughness 0.2 }
   }
 no_shadow
}