Beispiele zum Raytracer POV-Ray von Friedrich A. Lohmüller

Zaun

Konstruktion eines Maschendrahtzaunes durch layered textures.

Objekte:    "box, clinder".
Methoden: "color_map, layered textures, macro"

//----------------------------<<<< grid macro
#macro Raster(RScale, RLine) 
pigment{gradient x scale RScale
        color_map{[0.000   color rgbt<0,0,0,0>]
                  [0+RLine color rgbt<0,0,0,0>]
                  [0+RLine color rgbt<1,1,1,1>]
                  [1-RLine color rgbt<1,1,1,1>]
                  [1-RLine color rgbt<0,0,0,0>]
                  [1.000   color rgbt<0,0,0,0>]
                 }}
finish {ambient 0.1 diffuse 0.9}
#end// of Raster(RScale, RLine)-macro    
//----------------------------------------------
#macro ClearGrid (Rscale )
texture{Raster(1.00,0.04) rotate<0 ,45,0> 
        scale Rscale rotate<90,0,0>} 
texture{Raster(1.00,0.04) rotate<0,-45,0> 
        scale Rscale rotate<90,0,0>}
#end //
//----------------------------------------------
box {<0,0,0>,<2,1.99,0.001>                 
     ClearGrid (0.2)}
//------------------------------------- end ----