This is a simple radiosity engine written in C++ using Qt.
Usage:
radiosity-engine.exe --scene=scene.xml --output=image.png --resolution_x=512 --resolution_y=512 --num_iterations=10 --patch_size=1.5 --num_rays_per_patch=5000
Sample images were rendered with 15 iterations, patch size 5.0 and 5000 rays per patch. ####Sample Cornell Box scene
####Sample scene with mesh model