Test using the laser scan data from Radiohead's House of Cards video. Provided at google here: http://code.google.com/p/radiohead/ It's read into Blender with a little python script, and rendered as a volume, using the 'point density' texture, in the sim_physics branch. .blend file including the script is here: http://mke3.net/projects/tests/hoc_pointcloud.blend
