this little tools help you to make a mass render. it render all materials as flat images out in a certain directory.
load the script in the blender txt environment, be sure that all your materials have a proper UV material connect socket. press run and all previews are going to be rendered in a blender tmp folder. check the settings in the begin of those files
important! set the path to your personal output render path! OUTPUT_DIR = "/Users/NAME/blender/tmp"
