<?xml version="1.0" encoding="utf-8"?>
<scenedata>
	<material>
		<name>mat1</name>
		<diffuse>
			<albedo>
        <shader>
   
          <shader>
            <![CDATA[  
def eval(vec3 pos) vec3 :
  let
    line = (minCosTheta() < 0.15) || (meanCurvature()< -300.0)
  in
    vec3(line ? 0.1 : 0.6)
						]]>
          </shader>
        </shader>
			</albedo>
			<layer>0</layer>
		</diffuse>
	</material>

</scenedata>
