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/** 
	Create a simple shader node using the standard OSL "emissiveemitter" shader.
	Set it's parameter to something different than defaults.
*/
nsi.Create( "simpleshader", "shader" );
float red = {1,0,0};
nsi.SetAttribute( "simpleshader", 
	(
		NSI::CStringPArg("shaderfilename", "emitter"),
		NSI::ColorArg( "Cs", red);
		NSI::FloatArg( "power", 4 );
	) );

/** Create an attributes nodes and connect our shader to it */
nsi.Create( "attr", "attributes" );
nsi.Connect( "simpleshader", "", "attr", "surfaceshader" );

/* Connecting the attributes node to the mesh assign completes the assignment */
nsi.Connect( "attr", "", "simple mesh", "geometryattributes" );