.SUFFIXES: .pgm .gif .ppm

.gif.ppm: over.pbm over.mask color.ppm
	giftopnm $< | pgmtoppm -map color.ppm | pnmscale 4 | pnmcomp -invert -alpha over.mask over.pbm >$@

all: frames

frames:
	echo 0 >frames
over.pbm: version report over.awk
	over.awk scale=4 version report
over.mask: over.pbm
	pbmmask -expand over.pbm >over.mask
color.ppm: randppm.awk
	randppm.awk >$@
map.mpg: map.param
	mpeg_encode map.param

