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Simple Makefile to export SVG to PNG with Inkscape, then run optipng to optimize
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| # This Makefile exports PNGs from SVGs and optimizes the PNGs. It can also | |
| # compress them for distribution as an archive. | |
| VPATH:=src | |
| # Detect SVGs and generate the output file names | |
| SVGFILES:=$(sort $(notdir $(wildcard src/*.svg))) | |
| PNGFILES:=$(patsubst %.svg,%.png,${SVGFILES}) | |
| OPTFILES:=$(patsubst %.svg,.%_ranopt,${SVGFILES}) | |
| # Name for the compressed files | |
| PROJECT:=backgrounds | |
| .SUFFIXES: | |
| .PHONY: all all-png all-opt all-dist dist-zip dist-bzip2 dist-xz clean | |
| # First target definition is the default target | |
| # (The name "all" means nothing special) | |
| all: all-opt | |
| all-png: ${PNGFILES} | |
| all-opt: ${OPTFILES} | |
| all-dist: dist-zip dist-bzip2 dist-xz | |
| dist-zip: ${PROJECT}.zip | |
| dist-bzip2: ${PROJECT}.tar.bz2 | |
| dist-xz: ${PROJECT}.tar.xz | |
| %.png: %.svg | |
| inkscape -z -C -d 135 -e .$@_inkscape $< >/dev/null | |
| mv .$@_inkscape $@ | |
| # Use a dotfile to track if optimization is done | |
| .%_ranopt: %.png | |
| optipng -o7 -zm1-9 -clobber -quiet $< -out .$(<F)_optipng | |
| mv .$(<F)_optipng $< | |
| touch $@ | |
| %.zip: ${OPTFILES} | |
| zip -9 -q $@ ${PNGFILES} | |
| %.tar.bz2: ${OPTFILES} | |
| tar jcf $@ ${PNGFILES} | |
| %.tar.xz: ${OPTFILES} | |
| tar Jcf $@ ${PNGFILES} | |
| clean: | |
| rm -f *.png | |
| rm -f .*_optipng | |
| rm -f ${PROJECT}.zip | |
| rm -f ${PROJECT}.tar.bz2 | |
| rm -f ${PROJECT}.tar.xz |
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