pokemon PNGs and palettes

Makefile

@@ -0,0 +1,67 @@
+AS = ./pokeas
+ASFLAGS = -mcpu=arm7tdmi
+
+SHA1 := sha1sum -c
+
+# Clear the default suffixes.
+.SUFFIXES:
+
+# Secondary expansion is required for dependency variables in object rules.
+.SECONDEXPANSION:
+
+.PRECIOUS: %.1bpp %.4bpp %.8bpp %.gbapal %.lz
+
+.PHONY: rom tools clean compare
+
+gfx     := tools/gbagfx/gbagfx
+1bpp    := $(gfx) 1bpp
+4bpp    := $(gfx) 4bpp
+8bpp    := $(gfx) 8bpp
+gbapal  := $(gfx) gbapal
+lz      := $(gfx) lz
+scaninc := tools/scaninc/scaninc
+
+objs = asm/emerald.o
+
+$(foreach obj, $(objs), \
+	$(eval $(obj)_deps := $(shell $(scaninc) $(obj:.o=.s))) \
+)
+
+rom := pokeemerald.gba
+elf := $(rom:.gba=.elf)
+
+rom: $(rom)
+
+tools: $(gfx) $(scaninc)
+
+# For contributors to make sure a change didn't affect the contents of the ROM.
+compare: $(rom)
+	@$(SHA1) rom.sha1
+
+clean:
+	$(RM) $(rom) $(elf) $(objs)
+	find . \( -iname '*.1bpp' -o -iname '*.4bpp' -o -iname '*.8bpp' -o -iname '*.gbapal' -o -iname '*.lz' \) -exec rm {} +
+
+include graphics_file_rules.mk
+
+%.png: ;
+%.pal: ;
+%.1bpp: %.png  ; @$(1bpp) $<
+%.4bpp: %.png  ; @$(4bpp) $<
+%.8bpp: %.png  ; @$(8bpp) $<
+%.gbapal: %.pal ; @$(gbapal) $<
+%.lz: % ; @$(lz) $<
+
+%.o: %.s $$($$@_deps)
+	$(AS) $(ASFLAGS) -o $@ $<
+
+# Link objects to produce the ROM.
+$(rom): $(objs)
+	./pokeld -T ld_script.txt -T wram_syms.txt -o $(elf) $(objs)
+	./pokeobjcopy -O binary $(elf) $(rom)
+
+$(gfx):
+	cd tools/gbagfx && make clean && make
+
+$(scaninc):
+	cd tools/scaninc && make clean && make