//transform.pov
//demonstrates transformations

light_source {
  0*x                 // light's position (translated below)
  color rgb 1.0       // light's color
  translate <40, 80, -40>   // <x y z> position of light
}

// perspective (default) camera
camera {
  location  <0.0, 1.0, -5.0>
  look_at   <0.0, 0.0,  0.0>
}

//default (white) cone
cone {
  <0 1 0>,  0.0,
  <0 0 0>, .5
  pigment { color rgb <1 1 1> }
}


// An infinite planar surface
// plane {<A, B, C>, D } where: A*x + B*y + C*z = D
plane {
  z // <X Y Z> unit surface normal, vector points "away from surface"
 3.0 // distance from the origin in the direction of the surface normal
  hollow on // has an inside pigment?  
  pigment { color rgb <0 0 .7> }
}

// clipped conical shape
// cone { <END1>, RADIUS1, <END2>, RADIUS2 [open] }
// Where <END1> and <END2> are vectors defining the x,y,z
// coordinates of the center of each end of the cone
// and RADIUS1 and RADIUS2 are float values for the radii
// of those ends.  open, if present, cone is hollow, else capped
cone
{
  <0 1 0>,  0.0,
  <0 0 0>, .5
  pigment { color rgb <0 1 0> }
  scale <2 .5 1>
  rotate <0 0 45>
  translate <0 1 0>
}


/*
//translated (green) cone
cone {
  <0 1 0>,  0.0,
  <0 0 0>, .5
  pigment { color rgb <0 1 0> }
  scale <2 .5 1> 
  rotate < 0 0 45 >
  translate <0 1 0> 
  
} 
*/