// Persistence of Vision Ray Tracer Scene Description File
// File: ?.pov
// Vers: 3.5
// Desc: Basic Scene Example
// Date: mm/dd/yy
// Auth: ?
//

#version 3.5;

#include "colors.inc"

global_settings {
  assumed_gamma 1.0
}

// ----------------------------------------

camera {
  location  <0.0, 0.5, -8.0>
  direction 1.5*z
  right     x*image_width/image_height
  look_at   <0.0, 0.0,  0.0>
}


background { color rgb <0.7, 0.7, 0.7> }

light_source {
  <0, 0, 0>            // light's position (translated below)
  color rgb <1, 1, 1>  // light's color
  translate <-30, 30, -30>
}

// ----------------------------------------

#declare nsym = 6;
#declare rad =  1;
//#declare L   =.5*rad;
#declare L   =rad/sin(radians(180/nsym))/2;
#declare atom= sphere { <0, 0, 0>, 0.5 
                pigment{
                 color rgbt <0.8, 0.5, 0.5, 0.3>
                }
          finish {
            ambient 0.1          // ambient surface reflection color [0.1]
            diffuse 0.6          // amount [0.6]
            brilliance 1.0       // tightness of diffuse illumination [1.0]
            // (---phong highlight---)
            phong 0.5          // amount [0.0]
            phong_size 20      // (1.0..250+) (dull->highly polished) [40]
            // (---specular highlight---)
            specular 0.25       // amount [0.0]
            roughness 0.05     // (~1.0..0.0005) (dull->highly polished) [0.05]
          } // finish
} 
#declare ic=0;
#while(ic< nsym)
        union{
                object{atom translate y*L}
                cylinder{0,y*L, rad/25
                        pigment{
                         color rgbt <0.3, 0.5, 0.8, 0.5>
                        }
                        finish {
                                ambient 0.1          // ambient surface reflection color [0.1]
                                diffuse 0.6          // amount [0.6]
                                brilliance 1.0       // tightness of diffuse illumination [1.0]
                                // (---phong highlight---)
                                phong 0.5          // amount [0.0]
                                phong_size 20      // (1.0..250+) (dull->highly polished) [40]
                                // (---specular highlight---)
                                specular 0.25       // amount [0.0]
                                roughness 0.05     // (~1.0..0.0005) (dull->highly polished) [0.05]
                        } // finish
                }
                rotate ic*360/nsym*z
        }
        #declare ic=ic+1;
#end