Horizon shader
[various parameters below]

top - desert bottom - firesky	top - artic bottom - morning	top - sunset bottom - greenhouse

A simple spline function was used to create a linear blend on the t axis that best fits a location.

Corner Wash Shader
["cornwash"- various parameter below]

top - colorwheel bottom - ian	top - warm	top - cool bottom - bunny
	Notes These images were produced using the three "mix" in renderman. The simple plastic illumination model was added.

Imatte Shader
[the texture maps and the shader]

The top image was produced by compositing the "sticker" over the blue background.
The image in the center is to represent the alpha. These were repeated in a 3 by 3 square.
The simple plastic illumination model was added.

This is not a "massive attack" reference.