anki-3d-engine/docs/drafts/light-material-example.mtl

<material>
	<passes>
		<pass>LIGHT</pass>
	</passes>

	<shaderProgram>
		<vertexShader>
			<includes>
				<include>shaders/SimpleVert.glsl</include>
			</includes>
		</vertexShader>
		
		<fragmentShader>
			<includes>
				<include>shaders/IsPointLight.glsl</include>
			</includes>
			
			<inputs>
				<input>
					<name>diffuseColor</name>
					<type>vec3</type>
					<value><x>1</x><y>2</y><z>3</z></value>
				</input>
				<input>
					<name>specularColor</name>
					<type>vec3</type>
					<value><x>1</x><y>2</y><z>3</z></value>
				</input>
				<input>
					<name>radius</name>
					<type>float</type>
					<value><float>1</float></value>
				</input>
			</inputs>
			
			<operations>
				<operation>
					<id>0</id>
					<function>do</function>
				</operation>
			</operations>
		</fragmentShader>
	</shaderProgram>
</material>