cbox_volphoton.xml

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

<scene>
	<integrator type="volphotonmapper">
		<float name="photonRadius" value="0.01"/>
		<integer name="photonCount" value="10000000"/>
		<integer name="numLambdas" value="10"/>
	</integrator>

	<camera type="perspective">
		<float name="fov" value="27.7856"/>
		<transform name="toWorld">
			<scale value="-1,1,1"/>
			<lookat target="0, 0.893051, 4.41198" origin="0, 0.919769, 5.41159" up="0, 1, 0"/>
		</transform>

		<integer name="height" value="600"/>
		<integer name="width" value="800"/>
	</camera>

	<sampler type="independent">
		<integer name="sampleCount" value="512"/>
	</sampler>

	<mesh type="obj">
		<string name="filename" value="../model/walls.obj"/>

		<bsdf type="diffuse">
			<color name="albedo" value="0.725 0.71 0.68"/>
		</bsdf>
	</mesh>

	<mesh type="obj">
		<string name="filename" value="../model/rightwall.obj"/>

		<bsdf type="diffuse">
			<color name="albedo" value="0.161 0.133 0.427"/>
		</bsdf>
	</mesh>

	<mesh type="obj">
		<string name="filename" value="../model/leftwall.obj"/>

		<bsdf type="diffuse">
			<color name="albedo" value="0.630 0.065 0.05"/>
		</bsdf>
	</mesh>

	<medium type="heterogeneous">
		<string name="vdb_path" value="../volume/smoke.vdb"/>

		<string name="transmittance" value="Ratio" />

		<color name="sigma_a" value="0 0 0"/>
		<color name="sigma_s" value="50 50 50"/>
		<color name="Le" value="0 0 0"/>

		<point name="BBMin" value="-0.4 0.04 0.1"/>
		<point name="BBMax" value="0.4 1.56 0.9"/>

		<phase type="isotropic" />
	</medium>

	<mesh type="obj">
		<string name="filename" value="../model/light.obj"/>

		<emitter type="area">
			<color name="radiance" value="15 15 15"/>
		</emitter>
	</mesh>
</scene>