pokegold-spaceworld/Makefile

ROMS := pokegold-spaceworld.gb \
        pokesilver-spaceworld.gb
CORRECTEDROMS := $(ROMS:%.gb=%-correctheader.gb)

GOLD_BASEROM := baserom-gold.gb
SILVER_BASEROM := baserom-silver.gb

DIRS := home engine data gfx audio maps scripts ram dumps garbage
FILES :=

BUILD := build

rwildcard = $(foreach d, $(wildcard $1*), $(filter $(subst *, %, $2), $d) $(call rwildcard, $d/, $2))
ASMFILES := $(call rwildcard, $(DIRS), *.asm) $(FILES)

GOLD_OBJS := $(patsubst %.asm, $(BUILD)/%_gold.o, $(ASMFILES))

SILVER_OBJS := $(patsubst %.asm, $(BUILD)/%_silver.o, $(ASMFILES))


### Build tools

ifeq (,$(shell which sha1sum))
SHA1 := shasum
else
SHA1 := sha1sum
endif

PYTHON := python3

RGBDS ?=
RGBASM  ?= $(RGBDS)rgbasm
RGBFIX  ?= $(RGBDS)rgbfix
RGBGFX  ?= $(RGBDS)rgbgfx
RGBLINK ?= $(RGBDS)rgblink

RGBASMFLAGS  ?= -Weverything -Wtruncation=1
RGBLINKFLAGS ?= -Weverything -Wtruncation=1
RGBFIXFLAGS  ?= -Weverything
RGBGFXFLAGS  ?= -Weverything

tools/gfx :=


### Build targets

.SECONDEXPANSION:

.PHONY: all
all: $(ROMS) $(CORRECTEDROMS) compare

.PHONY: gold
gold: pokegold-spaceworld.gb pokegold-spaceworld-correctheader.gb

.PHONY: silver
silver: pokesilver-spaceworld.gb pokesilver-spaceworld-correctheader.gb

.PHONY: compare
compare: $(ROMS) $(CORRECTEDROMS)
	@$(SHA1) -c roms.sha1

.PHONY: tools
tools tools/pkmncompress tools/gfx tools/scan_includes:
	"$(MAKE)" -C tools/

# Remove files generated by the build process.
.PHONY: clean
clean:
	rm -rf $(ROMS) $(CORRECTEDROMS) \
	       $(ROMS:.gb=.sym) $(CORRECTEDROMS:.gb=.sym) \
	       $(ROMS:.gb=.map) $(CORRECTEDROMS:.gb=.map) \
	       $(BUILD) rgbdscheck.o
	"$(MAKE)" -C tools clean

# Remove generated files except for graphics.
.PHONY: tidy
tidy:
	rm -rf $(ROMS) $(CORRECTEDROMS) \
	       $(ROMS:.gb=.sym) $(CORRECTEDROMS:.gb=.sym) \
	       $(ROMS:.gb=.map) $(CORRECTEDROMS:.gb=.map) \
	       $(GOLD_OBJS) $(SILVER_OBJS) rgbdscheck.o

# Visualize disassembly progress.
.PHONY: coverage
coverage: $(ROMS:.gb=.map)
	$(PYTHON) utils/coverage.py $<


### Build products

rgbdscheck.o: rgbdscheck.asm
	$(RGBASM) -o $@ $<

%.map: %.gb

pokegold-spaceworld-correctheader.gb: RGBFIXFLAGS += -f hg -m 0x10 -Wno-overwrite
pokegold-spaceworld-correctheader.gb: pokegold-spaceworld.gb
	cp $< $@
	cp $(<:.gb=.sym) $(@:.gb=.sym)
	$(RGBFIX) $(RGBFIXFLAGS) $@

pokesilver-spaceworld-correctheader.gb: RGBFIXFLAGS += -f hg -m 0x10 -Wno-overwrite
pokesilver-spaceworld-correctheader.gb: pokesilver-spaceworld.gb
	cp $< $@
	cp $(<:.gb=.sym) $(@:.gb=.sym)
	$(RGBFIX) $(RGBFIXFLAGS) $@

RGBLINKFLAGS += -d

pokegold-spaceworld.gb: RGBFIXFLAGS += -f lh -k 01 -l 0x33 -m 0x03 -p 0 -r 3 -t POKEMON2GOLD
pokegold-spaceworld.gb: layout.link $(GOLD_OBJS) | $(BASEROM)
	$(RGBLINK) $(RGBLINKFLAGS) -l layout.link -n $(@:.gb=.sym) -m $(@:.gb=.map) -O $(GOLD_BASEROM) -o $@ $(filter-out $<, $^)
	$(RGBFIX) $(RGBFIXFLAGS) $@

pokesilver-spaceworld.gb: RGBFIXFLAGS += -f lh -k 01 -l 0x33 -m 0x03 -p 0 -r 3 -t POKEMON2SILVER
pokesilver-spaceworld.gb: layout.link $(SILVER_OBJS) | $(BASEROM)
	$(RGBLINK) $(RGBLINKFLAGS) -l layout.link -n $(@:.gb=.sym) -m $(@:.gb=.map) -O $(SILVER_BASEROM) -o $@ $(filter-out $<, $^)
	$(RGBFIX) $(RGBFIXFLAGS) $@

baserom-gold.gb:
	@echo "Please obtain a copy of Gold_debug.sgb and put it in this directory as $@"
	@exit 1

baserom-silver.gb:
	@echo "Please obtain a copy of Silver_debug.sgb and put it in this directory as $@"
	@exit 1


### Misc file-specific graphics rules
include gfx/gfx.mk


### Catch-all build target rules

RGBASMFLAGS += -E -i $(BUILD)/

$(GOLD_OBJS):   RGBASMFLAGS += -D _GOLD
$(SILVER_OBJS): RGBASMFLAGS += -D _SILVER

$(BUILD)/%_gold.o: $(BUILD)/%.asm | $$(dir $$@) rgbdscheck.o
	$(RGBASM) $(RGBASMFLAGS) $(OUTPUT_OPTION) $<

$(BUILD)/%_gold.o: %.asm | $$(dir $$@) rgbdscheck.o
	$(RGBASM) $(RGBASMFLAGS) $(OUTPUT_OPTION) $<

$(BUILD)/%_silver.o: $(BUILD)/%.asm | $$(dir $$@) rgbdscheck.o
	$(RGBASM) $(RGBASMFLAGS) $(OUTPUT_OPTION) $<

$(BUILD)/%_silver.o: %.asm | $$(dir $$@) rgbdscheck.o
	$(RGBASM) $(RGBASMFLAGS) $(OUTPUT_OPTION) $<

$(BUILD)/%_gold.d: %.asm | $$(dir $$@) tools/scan_includes
	@tools/scan_includes -b $(BUILD)/ -i $(BUILD)/ -i ./ -o $@ -t $(@:.d=.o) $<

$(BUILD)/%_silver.d: %.asm | $$(dir $$@) tools/scan_includes
	@tools/scan_includes -b $(BUILD)/ -i $(BUILD)/ -i ./ -o $@ -t $(@:.d=.o) $<

.PRECIOUS: $(BUILD)/%.pic
$(BUILD)/%.pic: $(BUILD)/%.2bpp tools/pkmncompress | $$(dir $$@)
	tools/pkmncompress $< $@

.PRECIOUS: $(BUILD)/%.2bpp
$(BUILD)/%.2bpp: %.png tools/gfx | $$(dir $$@)
	$(RGBGFX) -c dmg $(RGBGFXFLAGS) $(OUTPUT_OPTION) $<
	tools/gfx $(tools/gfx) $(OUTPUT_OPTION) $@

.PRECIOUS: $(BUILD)/%.1bpp
$(BUILD)/%.1bpp: %.1bpp.png tools/gfx | $$(dir $$@)
	$(RGBGFX) -c dmg $(RGBGFXFLAGS) -d1 $(OUTPUT_OPTION) $<
	tools/gfx $(tools/gfx) -d1 $(OUTPUT_OPTION) $@

.PRECIOUS: $(BUILD)/%.tilemap
$(BUILD)/%.tilemap: %.png | $$(dir $$@)
	$(RGBGFX) -c dmg $(RGBGFXFLAGS) -t $@ $<

.PRECIOUS: $(BUILD)/%.sgb.tilemap
export LC_ALL=C
$(BUILD)/%.sgb.tilemap: %.bin | $$(dir $$@)
	tr < $< -d '\000' > $@

.PRECIOUS: %/
%/:
	mkdir -p $@


### Scan .asm files for INCLUDE dependencies

ifeq (,$(filter clean tools,$(MAKECMDGOALS)))
-include $(patsubst %.o, %.d, $(GOLD_OBJS) $(SILVER_OBJS))
endif