##RenderMan RIB-Structure 1.0
version 3.03

Display "light_final.tif" "framebuffer" "rgba"
FrameAspectRatio 1
Format 80 80 1
PixelSamples 2 2
Projection "perspective" "fov" [22.5] 

#Scale 1 1 1
Translate 0 -2.5 15 

WorldBegin


############################################################################
# Light Source Definitions
############################################################################

#shadowed light for room
TransformBegin
  Translate 0 5.5 0
  Rotate 90 1 0 0
  LightSource 	"bospot" 1 
		"intensity" 		[50]
		"falloff" 		[2]
		"spotangle"		[25.0]
		"penumbra"		[ 5.0]
		"beamdistribution"	[2.0]
		"lightcolor" 		[1 1 .95] 
		"shadowcolor" 		[0.0 0.0 0.0]
		"shadowmap" 		"/u/bo/prman/textures/lighttest.shd"
		"shadowblur" 		[0.01]
		"shadownsamps"		[16]
		"shadowbias"		[0.05]
		#"slide"		"/u/bo/prman/textures/shadowtexture.tx"
		#"slidebias"		[0.25]
		
TransformEnd

TransformBegin
  Translate 0 5.5 -5
  LightSource "pointlight" 4 
	  "intensity" 10
	  "lightcolor" [1 1 1] 
TransformEnd

LightSource "ambientlight" 5 "intensity" 1

  Surface "plastic" 
		"Ks"		[0.0] 
		"Kd"		[0.9] 
		"Ka"		[0.1] 
		"roughness"	[0.1]

  Atmosphere "my_atmos"
	      "density"       [ 0.05]
	      "redcomp"       [ 1.00]
	      "greencomp"     [ 2.00]
	      "bluecomp"      [ 4.00]
	      "minstepsize"   [ 0.01]
	      "maxstepsize"   [ 0.20]

############################################################################
# Wall Definitions
############################################################################

AttributeBegin
  Illuminate 1  1

  Translate 0 -0.01 0
  Scale 5 5 5
  Translate -0.5 0.0 -0.5
  #floor
  Color [0.40 0.60 0.80]
  Polygon "P" [1 0 0   0 0 0   0 0 1   1 0 1]
  #ceiling
  Color [1.00 1.00 1.00]
  Polygon "P" [1 1 0   1 1 1   0 1 1   0 1 0]
  #back_wall
  Color [1.00 0.95 0.9]
  Polygon "P" [1 0 1   0 0 1   0 1 1   1 1 1]
  #right_wall
  Color [1.00 0.95 0.9]
  Polygon "P" [0 0 1   0 0 0   0 1 0   0 1 1]
  #left_wall
  Color [1.00 0.95 0.9]
  Polygon "P" [1 0 0   1 0 1   1 1 1   1 1 0]
AttributeEnd

############################################################################
# Sphere
############################################################################

AttributeBegin
  Illuminate 1  1

  Surface "plastic" 
		"Ks"		[0.4] 
		"Kd"		[0.6] 
		"Ka"		[0.1] 
		"roughness"	[0.1]

  Color [0.4 1.0 0.4]
  Translate 0.0 1.5 0.0
  Scale 1 1 1
  Translate 0.0 1.0 0.0
  Sphere 1.0 -1.0 1.0 360.0
AttributeEnd

############################################################################
# Disk
############################################################################

AttributeBegin
  Illuminate 1  1

  Surface "constant"
  Color [1.0 1.0 1.0]
  Translate 0.0 4.99 0.0
  Scale 0.25 0.25 0.25
  Rotate 90 1 0 0
  Disk 0.0 1.0 360.0
AttributeEnd


WorldEnd