<?xml version="1.0"?> <scene> <integrator type="path_mis"> <lightsampler type="uniform_light" /> </integrator> <sampler type="independent"> <integer name="sampleCount" value="32" /> </sampler> <camera type="perspective"> <transform name="toWorld"> <!-- <lookat target="-64.8161, 47.2211, 23.8576" origin="-65.6055, 47.5762, 24.3583" up="0.299858, 0.934836, -0.190177" /> --> <lookat target="0, 0, 0" origin="0, -7, 0" up="0, 0, 1" /> <!-- <lookat target="0, 0, 0" origin="-7, 0, 0" up="0, 0, 1" /> --> </transform> <float name="fov" value="60" /> <!-- 768 x 768 pixels --> <integer name="width" value="768" /> <integer name="height" value="768" /> </camera> <!-- <mesh type="obj"> <string name="filename" value="meshes/ajax.obj" /> <bsdf type="diffuse"> <color name="albedo" value="0.2, 0.2, 0.2" /> </bsdf> </mesh> --> <mesh type="obj"> <string name="filename" value="meshes/sphere.obj" /> <bsdf type="dielectric"> <!-- Interior index of refraction --> <float name="intIOR" value="1.5" /> <!-- Exterior index of refraction --> <float name="extIOR" value="1" /> </bsdf> <transform name="toWorld"> <translate value="-3,0,0" /> </transform> </mesh> <mesh type="obj"> <string name="filename" value="meshes/sphere.obj" /> <bsdf type="mirror" /> <transform name="toWorld"> <translate value="0,0,0" /> </transform> </mesh> <mesh type="obj"> <string name="filename" value="meshes/sphere.obj" /> <bsdf type="diffuse"> <color name="albedo" value="0.5, 0.5, 0.5"></color> </bsdf> <transform name="toWorld"> <translate value="3,0,0" /> </transform> </mesh> <mesh type="obj"> <string name="filename" value="meshes/sphere.obj" /> <bsdf type="diffuse"> <color name="albedo" value="0.0 0.0 0.0"></color> </bsdf> <transform name="toWorld"> <translate value="0,1,0" /> </transform> <emitter type="area"> <color name="radiance" value="1, 1, 1" /> </emitter> </mesh> <!-- <mesh type="sphere" > <point name="center" value="0,0,0" /> <float name="radius" value="10000" /> <emitter type="envmap"> <string name="filename" value="envmap.exr" /> <float name="scale" value="3" /> </emitter> </mesh> --> </scene>