Still playing with the X', tying to make a texture with it. But I encounter 
black lines and can't find a reason for it in the scene. What causes it? Or 
is it inaccuracy of Povray (MegaPov)?

Ingo

#version unofficial MegaPov 0.5;
global_settings {assumed_gamma 1.0}
light_source {
   < 500,500,-500>
   rgb 1
}
camera {
   location  <0,0,-6.0>
   look_at   <0,0, 0.0>
}

#declare Letter= text {
//X: <0,0,0>,<0.70314,0.6773,1>
   ttf                       
   "times.ttf"
   "X"
   1,0
   scale <1/0.7,1/0.66,1> //<1/0.7,1/0.665,1>
   translate <0,0,-0.5>
}

/*#declare xPigm= function {
   pigment {
   	proximity {
   	   Letter, 0.2
   		method 0
   		samples 5  //25
   		sample_bailout 500
   		max_density 1.0 	
   		type 1				
   		sides 1				
   	}
      warp {repeat x}
      warp {repeat y}   	
   }
}*/

#declare xPigm= function {
   pigment {
      object { 
         Letter
         pigment {rgb 1}
         pigment {rgb 0}
      }
      warp {repeat x}
      warp {repeat y}
   } 
}

#declare xWrink= function {
   pigment {
      agate
      colour_map {
         [0, rgb 0]
         [1, rgb 0.8]
      }
   }
}

#declare XsinPigm= pigment {
   function {xPigm(sin(x),sin(y)^2,z) & xWrink(x,y,z)}
   scale 1  //0.6
   //rotate <90,0,0>
   colour_map {
      [0, rgb 1]
      [1, rgb 0]
   }
}

box {
   <-7.5,-5,0>,<7.5,5,0.1>
   pigment {XsinPigm}
}


-- 
Photography: http://members.home.nl/ingoogni/
Pov-Ray    : http://members.home.nl/seed7/

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