// Two spheres, 2, light sources, a small cone. A reflecting plane or ripples

#include "colors.inc"
#include "textures.inc"

camera { location <0,2,-25>  look_at <0,0,0>}

light_source {  <10,2,-25>  color rgb <1,1,1>}

light_source {  <-10,6,-25>  color rgb <1,1,1>}

sphere {  <0,0,0>, 5 pigment { color rgb <1,0,0> }
finish {reflection 0.9  phong 1 }
              }

sphere {  <-8, 4, 6>, 5.6 texture { White_Marble } }

cone {  <10,-3,0>,1  <10,3,0>,0.1
  texture { pigment { color rgb <.5,.7,.2> }  }
//  normal { bumps 1/2 scale 1/6}  part of texture
          }

plane { y, -2
  texture {  pigment { color rgb <.1,.9,.9> }  finish {reflection 0.9  phong 1 }
//    normal {ripples 0.5}
              }
          }

=========================

//  A hemisphere acting as a magnifier

#include "colors.inc"
#include "textures.inc"

camera { location <0,0,-9>  look_at <0,0,0>}

light_source {  <2,2,-5>  color rgb <1,1,1>}
light_source {  <-3,-2,-5>  color rgb <1,1,1>}

#declare Hemisphere =
intersection {
 sphere { <0,0,0>, 1}
 box{ <-1,-1,-1>,<1,1,0>}
} 

object{ Hemisphere scale 3 pigment { color rgbf <1,1,1,.7> }
  finish { reflection 0.1  phong 1.0 }
   interior{ior 1.5 fade_distance 0  fade_power 3.5 }
           }

plane { z, 0
  pigment { checker color Green color Yellow }
}

========================= http://warp.povusers.org/povtips/ =================
=========================Simple ideas to improve POV-RAY scenes ===========

camera { location <0, 5, -10> look_at 0 angle 35 }
light_source { <100, 200, -150>, 1 }
plane { y, -.25 pigment { rgb <.8,.8,.8> } }

 #declare RectPillar=  prism{ linear_spline 0, 4, 5,
 <0,0>, <.4,0>, <.4,.6>, <0,.6>, <0,0>  pigment { rgb 1 }}

object{RectPillar rotate x*90  }
object{RectPillar rotate x*90 translate x*2.1  rotate y*20}
object{RectPillar rotate x*90 translate x*1.8  rotate y*-15}
object{RectPillar rotate x*90 translate x*-2.2  rotate y*20 translate z*-2}
object{RectPillar rotate x*90  rotate y*80 translate z*-2}

======================== add shiny floor

camera { location <0, 5, -10> look_at 0 angle 35 }
light_source { <100, 200, -150>, 1 }

plane{ y, -.25  pigment { rgb <.7,.7,.7> }
  finish { specular .5 reflection .2 } }

#declare RectPillar=  prism{ linear_spline 0, 4, 5,
 <0,0>, <.2,0>, <.2,.4>, <0,.4>, <0,0>  pigment { rgb 1 }}

object{RectPillar rotate x*90 translate y*.2 }
object{RectPillar rotate x*90 translate x*2.1  rotate y*20}
object{RectPillar rotate x*90 translate x*1.8  rotate y*-15}
object{RectPillar rotate x*90 translate x*-2.2  rotate y*20 translate z*-2}
object{RectPillar rotate x*90  rotate y*80 translate z*-2}


===================== Add textures with a slope_map =======


camera { location <0, 5, -10> look_at 0 angle 35 }
light_source { <100, 200, -150>, 1 }

plane
{ y, -.25  pigment { rgb <.7,.8,.9> }
  finish { specular .5 reflection .2 } }

#declare Yellowish =
  pigment  { wood color_map
    { [0 rgb <.9, .7, .6>]  [.4 rgb <.8, .6, .5>]   [.7 rgb <.7, .4, .2>]   [1 rgb <.5, .35, .15>] }
    turbulence .4 scale .2
                   }

 #declare RectPillar=  prism{ linear_spline 0, 4, 5,
 <0,0>, <.2,0>, <.2,.4>, <0,.4>, <0,0>   pigment { Yellowish }
  finish { specular .5 reflection { .3, .6 } }
  normal { gradient z .1 slope_map  { [0 <1, 0>][.5 <0, -1>][.5 <0, 1>][1 <1, 0>]  }
  scale <.1, 0, 0>
               }
                                                   }

object{RectPillar rotate x*90 translate y*.2 }
object{RectPillar rotate x*90 translate x*2.1  rotate y*20}
object{RectPillar rotate x*90 translate x*1.8  rotate y*-15}
object{RectPillar rotate x*90 translate x*-2.2  rotate y*20 translate z*-2}
object{RectPillar rotate x*90  rotate y*80 translate z*-2}


================== Turn floor into planks ===========

camera { location <0, 5, -10> look_at 0 angle 35 }
light_source { <100, 200, -150>, 1 }

#declare PlankNormal =
 normal  { gradient x 2 slope_map { [0 <0,1>][.05 <1,0>][.95 <1,0>][1 <0,-1>] } scale 2};

plane{ y, -.25
  //pigment { rgb <.7,.95,1> }
  pigment  { wood color_map  { [.4 rgb <.9, .7, .4>]   [.6 rgb <1, .8, .6>]}
   turbulence .5 scale <1, 1, 10>*.5  rotate y*20  }
  normal{ average normal_map
   { [1 PlankNormal]   [1 wood .5 slope_map { [0 <0,0>][.5 <.5,1>][1 <1,0>] }
  turbulence .5 scale <1, 1, 10>*.5]
    }  rotate y*20 } finish { specular .5 reflection .2 }
      }

#declare Yellowish =
  pigment  { wood color_map
    { [0 rgb <.9, .5, .3>]  [.4 rgb <.8, .4, .3>]   [.7 rgb <.7, .3, .2>]   [1 rgb <.5, .2, .15>] }
    turbulence .4 scale .2
                   }

 #declare RectPillar=  prism{ linear_spline 0, 4, 5,
 <0,0>, <.2,0>, <.2,.4>, <0,.4>, <0,0>   pigment { Yellowish }
  finish { specular .5 reflection { .3, .6 } }
  normal { gradient z .1 slope_map  { [0 <1, 0>][.5 <0, -1>][.5 <0, 1>][1 <1, 0>]  }
  scale <.1, 0, 0>
               }
                                                   }

object{RectPillar rotate x*90 translate y*.2 }
object{RectPillar rotate x*90 translate x*2.1  rotate y*20}
object{RectPillar rotate x*90 translate x*1.8  rotate y*-15}
object{RectPillar rotate x*90 translate x*-2.2  rotate y*20 translate z*-2}
object{RectPillar rotate x*90  rotate y*80 translate z*-2}

=================== Change light to local =============
camera { location <0, 5, -10> look_at 0 angle 35 }

light_source{ <100, 200, -150>/50, 1
  fade_distance 6 fade_power 2
  area_light x*3, y*3, 12, 12 circular orient adaptive 0
                      }

#declare PlankNormal =
 normal  { gradient x 2 slope_map { [0 <0,1>][.05 <1,0>][.95 <1,0>][1 <0,-1>] } scale 2};

plane{ y, -.25
  //pigment { rgb <.7,.95,1> }
  pigment  { wood color_map  { [.4 rgb <.9, .7, .4>]   [.6 rgb <1, .8, .6>]}
   turbulence .5 scale <1, 1, 10>*.5  rotate y*20  }
  normal{ average normal_map
   { [1 PlankNormal]   [1 wood .5 slope_map { [0 <0,0>][.5 <.5,1>][1 <1,0>] }
  turbulence .5 scale <1, 1, 10>*.5]
    }  rotate y*20 } finish { specular .5 reflection .2 }
      }

#declare Yellowish =
  pigment  { wood color_map
    { [0 rgb <.9, .5, .3>]  [.4 rgb <.8, .4, .3>]   [.7 rgb <.7, .3, .2>]   [1 rgb <.5, .2, .15>] }
    turbulence .4 scale .2
                   }

 #declare RectPillar=  prism{ linear_spline 0, 4, 5,
 <0,0>, <.2,0>, <.2,.4>, <0,.4>, <0,0>   pigment { Yellowish }
  finish { specular .5 reflection { .3, .6 } }
  normal { gradient z .1 slope_map  { [0 <1, 0>][.5 <0, -1>][.5 <0, 1>][1 <1, 0>]  }
  scale <.1, 0, 0>
               }
                                                   }

object{RectPillar rotate x*90 translate y*.2 }
object{RectPillar rotate x*90 translate x*2.1  rotate y*20}
object{RectPillar rotate x*90 translate x*1.8  rotate y*-15}
object{RectPillar rotate x*90 translate x*-2.2  rotate y*20 translate z*-2}
object{RectPillar rotate x*90  rotate y*80 translate z*-2}

================== 3 light sources, simulating limited DOF ==============

camera
{ location <0, 5, -10> look_at 0 angle 35
  focal_point 0 blur_samples 50 aperture .75
}

light_source
{ <100, 200, -150>/50, 1
  fade_distance 5 fade_power 2
  area_light x*3, y*3, 12, 12 circular orient adaptive 0
}

light_source
{ <-400, 150, -50>/50, <1,.8,.4>
  fade_distance 6 fade_power 2
  area_light x*3, y*3, 12, 12 circular orient adaptive 0
}
light_source
{ <150, 200, 400>/50, <.3,.8,1>
  fade_distance 5 fade_power 2
  area_light x*3, y*3, 12, 12 circular orient adaptive 0
}

#declare PlankNormal =
 normal  { gradient x 2 slope_map { [0 <0,1>][.05 <1,0>][.95 <1,0>][1 <0,-1>] } scale 2};

plane{ y, -.25
  //pigment { rgb <.7,.95,1> }
  pigment  { wood color_map  { [.4 rgb <.9, .7, .4>]   [.6 rgb <1, .8, .6>]}
   turbulence .5 scale <1, 1, 10>*.5  rotate y*20  }
  normal{ average normal_map
   { [1 PlankNormal]   [1 wood .5 slope_map { [0 <0,0>][.5 <.5,1>][1 <1,0>] }
  turbulence .5 scale <1, 1, 10>*.5]
    }  rotate y*20 } finish { specular .5 reflection .2 }
      }

#declare Yellowish =
  pigment  { wood color_map
    { [0 rgb <.9, .5, .3>]  [.4 rgb <.8, .4, .3>]   [.7 rgb <.7, .3, .2>]   [1 rgb <.5, .2, .15>] }
    turbulence .4 scale .2
                   }

 #declare RectPillar=  prism{ linear_spline 0, 4, 5,
 <0,0>, <.2,0>, <.2,.4>, <0,.4>, <0,0>   pigment { Yellowish }
  finish { specular .5 reflection { .3, .6 } }
  normal { gradient z .1 slope_map  { [0 <1, 0>][.5 <0, -1>][.5 <0, 1>][1 <1, 0>]  }
  scale <.1, 0, 0>
               }
                                                   }

object{RectPillar rotate x*90 translate y*.2 }
object{RectPillar rotate x*90 translate x*2.1  rotate y*20}
object{RectPillar rotate x*90 translate x*1.8  rotate y*-15}
object{RectPillar rotate x*90 translate x*-2.2  rotate y*20 translate z*-2}
object{RectPillar rotate x*90  rotate y*80 translate z*-2}


====================== END of http://warp.povusers.org/povtips/ ===============

================= Chess man (for textures examples ========

// Wood texture
#include "colors.inc"
#include "woods.inc"
#include "bubinga.map"

camera {location <0, 10, -20> direction <0, 0, 3> right x*1.33 look_at 1.5*y }

light_source {<-50, 50, -1000> color Gray75}
light_source {< 50, 30, -20> color White}

background { color Gray30 }

#declare Stack =
union {sphere{<0, 4, 0>, 1} cone { -y,1, y, 0.5 translate 2*y } box {-1,1} no_shadow }

object {Stack
texture{ pigment {P_WoodGrain3A color_map { M_Bubinga } scale 2 rotate x*90 }}
            } 
            
           
            
            
================= Rows of columns, for perspective, fisheye, and isometric proj ========

#include "Textures.inc"

// camera{ location <5, 23, -145> look_at 0 angle 25} // Perspective

//camera{ fisheye angle 180   location < 0,15,70> // Fisheye
// look_at  <  0,0,30>  right  x*image_width/image_height }

camera{ orthographic angle 55 // Isometric
 location < 1.00,5.00,-15.00>*5 look_at  <  0.00, 0.00,  0.00>
 right x*image_width/image_height
              } 
      
light_source{ <0, 40,50> , 2 }
//light_source{ <0, 40,-20> 2 }

plane { y, -.2
  texture {  pigment { color rgb <.1,1,1> }  finish {  phong  .2 } }
          }

#declare Pillar =cylinder { <0, -5, 0>, <0, 5, 0> 1 texture { White_Marble }}

#declare Column =
union {sphere{<0, 6, 0>, 1.3 } sphere{<0, 4, 0>, 1.3 } sphere{<0, 2, 0>, 1.3 } sphere{<0, 0, 0>, 1.3 }
cylinder {  <0, -5, 0>, <0, 5, 0> 1 translate 2*y }  box {-1,1 translate y*-3} 
 texture { White_Marble}  }
 
#declare Row= union{object{Column}
object{Column translate x*15} object{Column translate x*30}
object{Column translate x*-15} object{Column translate x*-30}}
//object{cylinder {<-31,8.3,0>,<31,8.3,0> 1 pigment { color rgb <.1,1,1> } }}}

#declare PRow= union{object{Column translate x*30} object{Column translate x*-30}}

object{Row}
object{Row translate z*15}
object{Row translate z*30}
object{Row translate z*45}
object{Row translate z*60}