### William Schilthuis
### WilliamGS.com
### http://www.sfdm.scad.edu/faculty/mkesson/vsfx319/index.html
### spring 2009

### Renderman Archive
### Matrix Composition

### Part 1 of 6
### Description:
### Ambient Occlusion test. Use this to render AO per frame
### If you want to bake and resuse the AO,
### Render parts 2 and 3 instead.
###
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###

Option "searchpath" "shader" "@:../shaders"
Option "searchpath" "texture" "../textures"
Option "searchpath" "archive" "../archives:Cutter_Help/templates/Rib:custom_templates/Rib"

	Display "wgs_matrix_rook_AOtest.tif" "it" "rgba"
    
	
	Format 512 288 1
	Projection "perspective" "fov" 52
	ShadingRate 1.0
	
	Translate  0.0 -0.2 0.5
	Rotate 20 1 0 0
	Rotate 15  0 1 0
	Scale 1 1 -1

WorldBegin
	Attribute "visibility" "trace" [1]
	AttributeBegin	#SCENE GROUP
		TransformBegin
			Surface "rtOcclude" "samples" [256]
			Attribute "visibility" "diffuse" [0]	#optional secondary bounce?
#			ReadArchive "cutrAxes.rib"
			Scale 10 10 10
			Polygon "P" [-0.5 0 -0.5  -0.5 0 0.5  0.5 0 0.5  0.5 0 -0.5]
					"st" [0 0  0 1  1 1  1 0]
		TransformEnd
	AttributeEnd	

	AttributeBegin	#COMPOSITION GROUP
		Surface "rtOcclude" "samples" [512]
		ReadArchive "wgs_matrix_rook_compositiongroup_archive.rib"
	AttributeEnd
WorldEnd