parametric-stackable-box

OPENSCAD := openscad-nightly
targets := $(wildcard *.scad)
stls := $(targets:.scad=.stl)
image_dir := images
thumbnails := $(targets:%.scad=${image_dir}/%_s.png)

.PHONY: all clean images
all: ${stls}
	@echo done

${stls}: %.stl: %.scad
	@echo Building $@ from $<
	${OPENSCAD} -o $@ $<

clean:
	rm -f *.stl

images: $(thumbnails)
	@echo done

$(thumbnails): ${image_dir}/%_s.png: %.scad
	@echo Generating $@ from $<
	${OPENSCAD} -o $@ \
		--imgsize=320,240 --colorscheme=Tomorrow \
		--projection o --camera 230,-230,280,0,0,40 $<