#########################################################################
# RIB to create a simpler version of Figure 12.10 in:
#
# _Advanced RenderMan: Creating CGI for Motion Picture_, 
# by Anthony A. Apodaca and Larry Gritz, Morgan Kaufmann, 1999.
#
# This file demostrates the oak shader.
#
#	Modified 2/12/03  F. Parke
#
#########################################################################

##RenderMan RIB-Structure 1.0
version 3.03
Format 640 480 1
#Format 1024 768 1
PixelSamples 2 2
Display "ephant.tif" "framebuffer" "rgb"


Projection "perspective"  "fov" [11]
ShadingRate 1
Option "searchpath" "shader" [".:../shaders:&"]

##CameraOrientation 2 20 5 0 0 0 -0.0240204 -0.240204 0.970425
ConcatTransform [0.995037 -0.0240204 -0.0965609 0 -0.0995037 -0.240204 -0.965609 0 3.56147e-10 0.970425 -0.241402 0 0 0 0 1]
Translate -2 -20 -5
 
WorldBegin
Translate 0 0 -0.5

# Ambient light

LightSource "ambientlight" 1 "intensity" [0.3]

# Key light

LightSource "distantlight" 2 "from" [100 100 100]

# Fill light

LightSource "distantlight" 3 "from" [-50 100 100] "intensity" [.5]

Atmosphere "fog" "distance" 30 "background" [.6 .6 .9]
#Atmosphere "smoke" "float stepsize" [.5]
#"float smokeoctaves" [3] "float smokefreq" [1] "float opacdensity" [0.025]
#"float lightdensity" [0.075]


AttributeBegin
TransformBegin
Scale .5 .5 .5
Surface "oak" "float divotdepth" [0.01]
TransformEnd
Translate 1 1 0
Scale .1 .1 .1
Rotate -100 0 0 1
ReadArchive "gumbo.rib"
AttributeEnd

AttributeBegin
TransformBegin
Scale .75 .75 .75
Surface "oak" "float divotdepth" [0] "float roughness" [0.075] "float Ks" [1.4] "float Kd" [0.3] "float grainy" [0.5] "color Cdarkwood" [0.07 0.04 0.014]
TransformEnd
Translate -2.4 2 0
Scale .1 .1 .1
Rotate -50 0 0 1
ReadArchive "gumbo.rib"
AttributeEnd

#  Background Sphere

AttributeBegin


Surface "constant"
Color [.75 .75 .75 ]
Sphere 100 -100 100 -360
AttributeEnd

AttributeBegin
Attribute "identifier" "name" ["box"]
Translate 0 0 -0.4
Rotate 20 0 0 1

TransformBegin
Rotate 85 0 1 0
Translate 2 0 0
Scale .75 .75 .75
Surface "oak" "float divotdepth" [0.0075] "color Clightwood" [0.5300 0.2439 0.1171] "color Cdarkwood" [0.4431 0.1729 0.0531]
TransformEnd

Scale 2.5 2.5 0.2
Patch "bilinear" "P" [ -1 1 0  1 1 0  -1 -1 0  1 -1 0 ]
Patch "bilinear" "P" [ -1 -1 2  1 -1 2  -1 1 2  1 1 2]
Patch "bilinear" "P" [ -1 -1 0  1 -1 0   -1 -1 2  1 -1 2]
Patch "bilinear" "P" [ -1 1 2  1 1 2  -1 1 0  1 1 0 ]
Patch "bilinear" "P" [ -1 -1 2  -1 1 2  -1 -1 0  -1 1 0 ]
Patch "bilinear" "P" [ 1 -1 0  1 1 0  1 -1 2  1 1 2]
AttributeEnd

WorldEnd