Material Database

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<?xml version="1.0" encoding="utf-8"?>

<scenedata>
	<material>
		<name>clay</name>

		<oren_nayar>
			<sigma>
				<constant>0.3</constant>
			</sigma>

			<albedo>
				<constant>
					<rgb>
						<rgb>0.71 0.62 0.53</rgb>
						<gamma>2.2</gamma>
					</rgb>
				</constant>
			</albedo>
		</oren_nayar>
	</material>
</scenedata>
-->