# mental ray scene file from "Writing mental ray shaders"
# http://www.writingshaders.com/scene_catalog.html

verbose on

link "square.so"
$include "square.mi"
link "lambert.so"
$include "lambert.mi"
link "triangles.so"
$include "triangles.mi"
link "point_light.so"
$include "point_light.mi"
link "point_light_shadow.so"
$include "point_light_shadow.mi"
link "ambient_occlusion.so"
$include "ambient_occlusion.mi"
link "ambient_occlusion_cutoff.so"
$include "ambient_occlusion_cutoff.mi"
link "front_bright.so"
$include "front_bright.mi"

options "opt"
    object space
    contrast .1 .1 .1 1
    samples 0 2
end options
 

light "light"
   "point_light_shadow" (
#    "point_light" (
	"light_color"  1 1 1
    )
    origin 0 3 0
end light

instance "light-inst" "light" end instance


material "amb_occlude"
    "ambient_occlusion_cutoff" (
        "samples" 200,
	"cutoff_distance" 9
    )
end material    

material "diffuse"
    "lambert" ( 
        "lights" ["light-inst"] 
    )
end material

material "show" 
    "front_bright" ()
end material

instance "triangles-instance"
    geometry "triangles" (
        "count" 1000,
	"bbox_min" -.5 -.5 -.5,
	"bbox_max" .5 .9 .5,
        "edge_length_max" .5
    )
    material "amb_occlude"
    transform
        1 0 0 0
        0 1 0 0
        0 0 1 0
        0 0 .2 1
end instance


camera "cam"
    output "rgba" "tif"
        "geometry_2.tif"
    focal 1.5
    aperture 1
    aspect 1
    resolution 250 250
end camera

instance "camera-instance" "cam"
    transform 
        1.0 0.0 0.0 0.0 
        0.0 0.999201 0.039968 0.0 
        0.0 -0.039968 0.999201 0.0 
        0.0 -0.199840 -2.509993 1.0 
end instance

instance "square-1"
    geometry "bw_square" ()
    material "amb_occlude"
    transform 
        0.010 0.0 0.0 0.0 
        0.0 -0.0 -1.0 0.0 
        0.0 0.010 -0.0 0.0 
        0.0 -0.0 -0.50 1.0 
    tag 1
    globillum on
    globillum 3
end instance

instance "square-2"
    geometry "bw_square" ()
    material "amb_occlude"
    transform 
        0.010 0.0 0.0 0.0 
        0.0 0.010 0.0 0.0 
        0.0 0.0 1.0 0.0 
        0.0 0.0 12.0 1.0 
    tag 2
    globillum on
    globillum 3
end instance

instgroup "root"
    "camera-instance"
    "light-inst" "triangles-instance"    "square-1" "square-2" 
end instgroup

render "root" "camera-instance" "opt"