#!/bin/python

RESOLUTIONS = [4096, 2048, 1024, 512, 256, 128, 64, 32, 16]
FORMATS = ["webp", "png", "avif"]
VARIANTS = ["default", "pride", "chrismas", "secondary"]

outputs = []
for v in VARIANTS:
    for r in RESOLUTIONS:
        for f in FORMATS:
            outputs.append(f"{v}-{r}.{f}")
    outputs.append(f"{v}-16.ico")

print(f"OUTPUTS = {' '.join(outputs)}")
print(f"SOURCES = LICENCE makefile gen_makefile.py $(wildcard *.blend)")

print(f"""
.PHONY: all
all: $(OUTPUTS) bundle-all.tar.zst bundle-sources.tar.zst bundle-output.tar.zst

.PHONY: clean
clean:
\trm *.webp *.png *.blend1 *.ico *.tar.zst

bundle-all.tar.zst: $(OUTPUTS) $(SOURCES)
\ttar --zstd --create --file $@ $^
bundle-sources.tar.zst: $(SOURCES)
\ttar --zstd --create --file $@ $^
bundle-output.tar.zst: $(OUTPUTS)
\ttar --zstd --create --file $@ $^

%.webp: %.png
\tffmpeg -y -i $< $@
%.avif: %.png
\tffmpeg -y -i $< $@
%.ico: %.png
\tffmpeg -y -i $< $@
""")

for v in VARIANTS:
    print(f"""{v}.png: {v}.blend
\tblender --background $^ --render-format PNG --render-output {v} --render-frame 0
\tmv {v}0000.png $@
""")

for v in VARIANTS:
    for r in RESOLUTIONS:
        print(
            f"{v}-{r}.png: {v}.png\n\tffmpeg -y -i {v}.png -vf scale={r}x{r} {v}-{r}.png")