global_settings { assumed_gamma 2.2 }
global_settings { max_trace_level 10 }//(1...20) [default = 5]
#include "colors.inc"
#include "textures.inc"
// camera -----------------------------------------------------------
#declare Cam0 = camera {angle 80 
                        location  <0.0 , 10.0 ,-3.0>
                        look_at   <0.0 , 11.0 , 0.0>}
camera{Cam0}
// sun ---------------------------------------------------------------
light_source{<2500,5000,-3500> color White}
// sky ---------------------------------------------------------------
plane{<0,1,0>,10000 hollow  // 
      
      texture{ pigment {color rgb<0.2,0.5,0.8>}
               finish {ambient 1  diffuse 0}}
     }
plane{<0,1,0>,1 hollow  // 
      texture{pigment { bozo turbulence 0.65
                        octaves 6  omega 0.7 lambda 2 
                        color_map { [0.0 color rgb <0.95, 0.95, 0.95>]
                                    [0.1 color rgb <0.85, 0.85, 0.85>]
                                    [0.5 color rgbt <1, 1, 1, 1> ]
                                    [1.0 color rgbt <1, 1, 1, 1> ]   }
                        rotate<10,20,0>
                        scale <0.3, 0.4, 0.2>*3 }
              finish {ambient 1 diffuse 0}}
      scale 1000}  
// fog at the horizon     
fog{distance 300000 color White}

// ground ------------------------------------------------------------
plane {<0,1,0>, 0
        texture {pigment{ color White*0.9}
                 normal {bumps 0.3 scale 0.01}
                 finish {ambient 0.45 diffuse 0.55}} 
      }
//--------------------------------------------------------------------

//mountains
object {height_field { tga "berg.tga" smooth scale <50,20,20>
 translate<-6,10,1> } pigment {White}}