inputs = $(wildcard *.svg)

# outputs = $(inputs:%.svg=output/%_44100.wav)
# outputs += $(inputs:%.svg=output/%_48000.wav)
# outputs += $(inputs:%.svg=output/%_96000.wav)
outputs += $(inputs:%.svg=output/%all.wav)

.PHONY: all
all: output ${outputs}

output:
	mkdir output

output/%_44100.wav: %.svg
	./render.py -s 44100 -o $(@:%.svg=%_44100.wav) $<

output/%_48000.wav: %.svg
	./render.py -s 48000 -o $(@:%.svg=%_48000.wav) $<

output/%_96000.wav: %.svg
	./render.py -s 96000 -o $(@:%.svg=%_96000.wav) $<

output/%_192000.wav: %.svg
	./render.py -s 192000 -o $(@:%.svg=%_192000.wav) $<

output/%all.wav: %.svg
	for number in {000..360..5} ; do \
	   ./render.py -s 192000 -t 0.1 -o output/$(@F)_$$number.wav -r $$number $< ; \
	done
	sox  output/$(@F)_*.wav $@
	ffmpeg -f concat -safe 0 -i <( for f in output/$(@F)_*.wav; do echo "file '$$(pwd)/$$f'"; done ) output.wav
	rm output/$(@F)_*.wav


.PHONY: clean
clean:
	rm -rf output