TARGET := retroarch_3ds
LIBRETRO =

DEBUG              = 0
GRIFFIN_BUILD      = 1
WHOLE_ARCHIVE_LINK = 0
BIG_STACK          = 0
BUILD_3DSX         = 1
BUILD_CIA          = 1

APP_TITLE         = Retroarch 3DS
APP_DESCRIPTION   = Retroarch 3DS
APP_AUTHOR        = Team Libretro
APP_PRODUCT_CODE  = RETROARCH-3DS
APP_UNIQUE_ID     = 0xBAC00
APP_ICON          = ctr/default.png
APP_BANNER        = ctr/libretro_banner.png
APP_AUDIO         = ctr/silent.wav
APP_CIA_RSF       = ctr/tools/template-cia.rsf
APP_3DS_RSF       = ctr/tools/template-3ds.rsf


ifeq ($(BIG_STACK),1)
CTR_STACK_SIZE        = 0x400000
else
CTR_STACK_SIZE        = 0x100000
endif
CTR_LINEAR_HEAP_SIZE  = 0x600000

include ctr/Makefile.cores


OBJS :=
OBJS += gfx/drivers/ctr_sprite.o

ifeq ($(GRIFFIN_BUILD), 1)
	OBJS += griffin/griffin.o
else
	OBJS += libretro-common/file/file_extract.o
	OBJS += performance.o
	OBJS += libretro-common/compat/compat.o
	OBJS += libretro-common/compat/compat_fnmatch.o
	OBJS += libretro-common/memmap/memalign.o
	OBJS += libretro-common/file/config_file.o
	OBJS += libretro-common/file/config_file_userdata.o
	OBJS += core_options.o
	OBJS += cheats.o
	OBJS += libretro-common/hash/rhash.o
	OBJS += gfx/video_context_driver.o
	OBJS += gfx/drivers_context/gfx_null_ctx.o
	OBJS += gfx/image/image.o
	OBJS += gfx/video_texture.o
	OBJS += libretro-common/formats/tga/rtga.o
	OBJS += libretro-common/formats/png/rpng.o
	OBJS += libretro-common/formats/png/rpng_encode.o
	OBJS += libretro-common/formats/bmp/rbmp_encode.o
	OBJS += gfx/drivers/ctr_gfx.o
	OBJS += gfx/drivers/nullgfx.o
	OBJS += gfx/font_renderer_driver.o
	OBJS += gfx/drivers_font_renderer/bitmapfont.o
	OBJS += gfx/font_driver.o
	OBJS += input/input_autodetect.o
	OBJS += input/input_joypad_driver.o
	OBJS += input/input_joypad.o
	OBJS += input/input_hid_driver.o
	OBJS += input/input_common.o
	OBJS += input/input_keymaps.o
	OBJS += input/input_remapping.o
	OBJS += input/input_sensor.o
	OBJS += input/keyboard_line.o
	OBJS += input/drivers/ctr_input.o
	OBJS += input/drivers_joypad/ctr_joypad.o
	OBJS += input/autoconf/builtin_ctr.o
	OBJS += input/drivers/nullinput.o
	OBJS += input/drivers_joypad/null_joypad.o
	OBJS += input/drivers_joypad/hid_joypad.o
	OBJS += input/drivers_hid/null_hid.o
	OBJS += gfx/video_state_tracker.o
	OBJS += libretro-common/queues/fifo_buffer.o
	OBJS += audio/audio_resampler_driver.o
	OBJS += audio/drivers_resampler/sinc.o
	OBJS += audio/drivers_resampler/nearest.o
	OBJS += audio/drivers_resampler/cc_resampler.o
	OBJS += camera/drivers/nullcamera.o
	OBJS += location/drivers/nulllocation.o
	OBJS += audio/drivers/ctr_audio.o
	OBJS += audio/drivers/nullaudio.o
	OBJS += gfx/video_driver.o
	OBJS += gfx/video_common.o
	OBJS += gfx/video_pixel_converter.o
	OBJS += gfx/video_viewport.o
	OBJS += input/input_driver.o
	OBJS += audio/audio_driver.o
	OBJS += camera/camera_driver.o
	OBJS += location/location_driver.o
	OBJS += menu/menu_driver.o
	OBJS += driver.o
	OBJS += libretro-common/gfx/scaler/scaler_filter.o
	OBJS += libretro-common/gfx/scaler/pixconv.o
	OBJS += libretro-common/gfx/scaler/scaler.o
	OBJS += libretro-common/gfx/scaler/scaler_int.o
	OBJS += gfx/video_filters/2xsai.o
	OBJS += gfx/video_filters/super2xsai.o
	OBJS += gfx/video_filters/supereagle.o
	OBJS += gfx/video_filters/2xbr.o
	OBJS += gfx/video_filters/darken.o
	OBJS += gfx/video_filters/epx.o
	OBJS += gfx/video_filters/scale2x.o
	OBJS += gfx/video_filters/blargg_ntsc_snes.o
	OBJS += gfx/video_filters/lq2x.o
	OBJS += gfx/video_filters/phosphor2x.o
	OBJS += audio/audio_filters/echo.o
	OBJS += audio/audio_filters/eq.o
	OBJS += audio/audio_filters/chorus.o
	OBJS += audio/audio_filters/iir.o
	OBJS += audio/audio_filters/panning.o
	OBJS += audio/audio_filters/phaser.o
	OBJS += audio/audio_filters/reverb.o
	OBJS += audio/audio_filters/wahwah.o
	OBJS += libretro-common/dynamic/dylib.o
	OBJS += dynamic.o
	OBJS += gfx/video_filter.o
	OBJS += audio/audio_dsp_filter.o
	OBJS += cores/dynamic_dummy.o
	OBJS += content.o
	OBJS += libretro-common/file/file_path.o
	OBJS += file_path_special.o
	OBJS += libretro-common/file/dir_list.o
	OBJS += libretro-common/file/retro_dirent.o
	OBJS += libretro-common/file/retro_file.o
	OBJS += libretro-common/file/retro_stat.o
	OBJS += dir_list_special.o
	OBJS += libretro-common/string/string_list.o
	OBJS += libretro-common/string/stdstring.o
	OBJS += file_ops.o
	OBJS += libretro-common/file/nbio/nbio_stdio.o
	OBJS += libretro-common/file/file_list.o
	OBJS += libretro-common/queues/message_queue.o
	OBJS += patch.o
	OBJS += configuration.o
	OBJS += rewind.o
	OBJS += frontend/frontend_driver.o
	OBJS += frontend/drivers/platform_ctr.o
	OBJS += frontend/drivers/platform_null.o
	OBJS += core_info.o
	OBJS += ui/ui_companion_driver.o
	OBJS += ui/drivers/ui_null.o
	OBJS += frontend/frontend.o
	OBJS += libretro_version_1.o
	OBJS += retroarch.o
	OBJS += retroarch_info.o
	OBJS += runloop.o
	OBJS += runloop_data.o
	OBJS += runloop_msg.o
	OBJS += system.o
	OBJS += msg_hash.o
	OBJS += intl/msg_hash_de.o
	OBJS += intl/msg_hash_es.o
	OBJS += intl/msg_hash_eo.o
	OBJS += intl/msg_hash_fr.o
	OBJS += intl/msg_hash_it.o
	OBJS += intl/msg_hash_nl.o
	OBJS += intl/msg_hash_pt.o
	OBJS += intl/msg_hash_pl.o
	OBJS += intl/msg_hash_us.o
	OBJS += movie.o
	OBJS += record/record_driver.o
	OBJS += record/drivers/record_null.o
	OBJS += tasks/task_file_transfer.o
	OBJS += screenshot.o
	OBJS += playlist.o
	OBJS += menu/menu.o
	OBJS += menu/menu_hash.o
	OBJS += menu/menu_input.o
	OBJS += menu/menu_entry.o
	OBJS += menu/menu_entries.o
	OBJS += menu/menu_setting.o
	OBJS += menu/menu_list.o
	OBJS += menu/menu_cbs.o
	OBJS += menu/menu_video.o
	OBJS += menu/cbs/menu_cbs_ok.o
	OBJS += menu/cbs/menu_cbs_cancel.o
	OBJS += menu/cbs/menu_cbs_select.o
	OBJS += menu/cbs/menu_cbs_start.o
	OBJS += menu/cbs/menu_cbs_info.o
	OBJS += menu/cbs/menu_cbs_refresh.o
	OBJS += menu/cbs/menu_cbs_left.o
	OBJS += menu/cbs/menu_cbs_right.o
	OBJS += menu/cbs/menu_cbs_title.o
	OBJS += menu/cbs/menu_cbs_deferred_push.o
	OBJS += menu/cbs/menu_cbs_scan.o
	OBJS += menu/cbs/menu_cbs_get_value.o
	OBJS += menu/menu_iterate.o
	OBJS += menu/cbs/menu_cbs_up.o
	OBJS += menu/cbs/menu_cbs_down.o
	OBJS += menu/cbs/menu_cbs_contentlist_switch.o
	OBJS += menu/menu_shader.o
	OBJS += menu/menu_navigation.o
	OBJS += menu/menu_display.o
	OBJS += menu/menu_displaylist.o
	OBJS += menu/menu_animation.o
	OBJS += menu/intl/menu_hash_de.o
	OBJS += menu/intl/menu_hash_es.o
	OBJS += menu/intl/menu_hash_eo.o
	OBJS += menu/intl/menu_hash_fr.o
	OBJS += menu/intl/menu_hash_it.o
	OBJS += menu/intl/menu_hash_nl.o
	OBJS += menu/intl/menu_hash_pl.o
	OBJS += menu/intl/menu_hash_pt.o
	OBJS += menu/intl/menu_hash_us.o
	OBJS += menu/drivers/null.o
	OBJS += menu/drivers/rgui.o
	OBJS += command_event.o
	OBJS += deps/zlib/adler32.o
	OBJS += deps/zlib/compress.o
	OBJS += deps/zlib/crc32.o
	OBJS += deps/zlib/deflate.o
	OBJS += deps/zlib/gzclose.o
	OBJS += deps/zlib/gzlib.o
	OBJS += deps/zlib/gzread.o
	OBJS += deps/zlib/gzwrite.o
	OBJS += deps/zlib/inffast.o
	OBJS += deps/zlib/inflate.o
	OBJS += deps/zlib/inftrees.o
	OBJS += deps/zlib/trees.o
	OBJS += deps/zlib/uncompr.o
	OBJS += deps/zlib/zutil.o
	OBJS += deps/zlib/ioapi.o
	OBJS += deps/zlib/unzip.o
	OBJS += audio/audio_utils.o
endif


ifeq ($(strip $(DEVKITARM)),)
$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
endif

ifeq ($(strip $(CTRULIB)),)
$(error "Please set CTRULIB in your environment. export CTRULIB=<path to>ctrulib")
endif

ifeq ($(strip $(AEMSTRO)),)
$(error "Please set AEMSTRO in your environment. export AEMSTRO=<path to>aemstro")
endif



APP_TITLE         := $(shell echo "$(APP_TITLE)" | cut -c1-128)
APP_DESCRIPTION   := $(shell echo "$(APP_DESCRIPTION)" | cut -c1-256)
APP_AUTHOR        := $(shell echo "$(APP_AUTHOR)" | cut -c1-128)
APP_PRODUCT_CODE  := $(shell echo $(APP_PRODUCT_CODE) | cut -c1-16)
APP_UNIQUE_ID     := $(shell echo $(APP_UNIQUE_ID) | cut -c1-7)


INCDIRS := -I$(CTRULIB)/include
LIBDIRS := -L. -L$(CTRULIB)/lib


ARCH     := -march=armv6k -mtune=mpcore -mfloat-abi=hard -marm -mfpu=vfp

CFLAGS	+=	-mword-relocations \
			-fomit-frame-pointer -ffast-math \
			$(ARCH)

#CFLAGS	+= -Wall
CFLAGS	+=	-DARM11 -D_3DS

ifeq ($(DEBUG), 1)
   CFLAGS	+= -O0 -g
else
   CFLAGS	+= -O3
endif

ifeq ($(WHOLE_ARCHIVE_LINK), 1)
   WHOLE_START := -Wl,--whole-archive
   WHOLE_END := -Wl,--no-whole-archive
endif

ifneq ($(CTR_STACK_SIZE),)
   CFLAGS += -DCTR_STACK_SIZE=$(CTR_STACK_SIZE)
endif

ifneq ($(CTR_LINEAR_HEAP_SIZE),)
   CFLAGS += -DCTR_LINEAR_HEAP_SIZE=$(CTR_LINEAR_HEAP_SIZE)
endif

CFLAGS += -I. -Ideps/zlib -Ideps/7zip -Ilibretro-common/include

CFLAGS += -DRARCH_INTERNAL -DRARCH_CONSOLE -DSINC_LOWEST_QUALITY
CFLAGS += -DHAVE_GRIFFIN=1 -DHAVE_FILTERS_BUILTIN -DHAVE_MENU -DHAVE_RGUI
CFLAGS += -DHAVE_ZLIB -DHAVE_RPNG -DWANT_ZLIB -DHAVE_BUILTIN_AUTOCONFIG
#-DHAVE_LIBRETRO_MANAGEMENT -DWANT_RPNG -DHAVE_7ZIP


CXXFLAGS	:= $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11

ASFLAGS	:=	-g $(ARCH) -O3
LDFLAGS   =	-specs=3dsx.specs -g $(ARCH) -Wl,-Map,$(notdir $*.map)

CFLAGS   += -std=gnu99 -ffast-math


LIBS	:= $(WHOLE_START) -lretro_ctr $(WHOLE_END) -lctru -lm


ifeq ($(BUILD_3DSX), 1)
TARGET_3DSX := $(TARGET).3dsx $(TARGET).smdh
endif

ifeq ($(BUILD_CIA), 1)
TARGET_CIA := $(TARGET).cia
endif

.PHONY: $(BUILD) clean all

all: $(TARGET)

$(TARGET): $(TARGET_3DSX) $(TARGET_CIA)
$(TARGET).3dsx: $(TARGET).elf
$(TARGET).elf: $(OBJS) libretro_ctr.a

ctr_sprite_shader_shbin.h: gfx/drivers/ctr_sprite.o
gfx/drivers/ctr_gfx.c: ctr_sprite_shader_shbin.h
griffin/griffin.o: gfx/drivers/ctr_gfx.c


PREFIX		:=	$(DEVKITARM)/bin/arm-none-eabi-

CC      := $(PREFIX)gcc
CXX     := $(PREFIX)g++
AS      := $(PREFIX)as
AR      := $(PREFIX)ar
OBJCOPY := $(PREFIX)objcopy
STRIP   := $(PREFIX)strip
NM      := $(PREFIX)nm
LD      := $(CXX)

ifneq ($(findstring Linux,$(shell uname -a)),)
	MAKEROM    = ctr/tools/makerom-linux
	BANNERTOOL = ctr/tools/bannertool-linux
else ifneq ($(findstring Darwin,$(shell uname -a)),)
	MAKEROM    = ctr/tools/makerom-mac
	BANNERTOOL = ctr/tools/bannertool-mac
else
	MAKEROM    = ctr/tools/makerom.exe
	BANNERTOOL = ctr/tools/bannertool.exe
endif


%.o: %.shader
	python $(AEMSTRO)/aemstro_as.py $< $(notdir $<).shbin
	$(DEVKITARM)/bin/bin2s $(notdir $<).shbin | $(PREFIX)as -o $@
	echo "extern const u8" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"_end[];" > `(echo $(notdir $<).shbin | tr . _)`.h
	echo "extern const u8" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`"[];" >> `(echo $(notdir $<).shbin | tr . _)`.h
	echo "extern const u32" `(echo $(notdir $<).shbin | sed -e 's/^\([0-9]\)/_\1/' | tr . _)`_size";" >> `(echo $(notdir $<).shbin | tr . _)`.h
	rm $(notdir $<).shbin


%.o: %.cpp
	$(CXX) -c -o $@ $< $(CXXFLAGS) $(INCDIRS)

%.o: %.c
	$(CC) -c -o $@ $< $(CFLAGS) $(INCDIRS)

%.o: %.s
	$(CC) -c -o $@ $< $(ASFLAGS)

%.o: %.S
	$(CC) -c -o $@ $< $(ASFLAGS)

%.a:
	$(AR) -rc $@ $^

%.vsh:

%.smdh: $(APP_ICON)
	smdhtool --create "$(APP_TITLE)" "$(APP_DESCRIPTION)" "$(APP_AUTHOR)" $(APP_ICON) $@

%.3dsx: %.elf
	-3dsxtool $< $@ $(_3DSXFLAGS)

%.elf:
	$(LD) $(LDFLAGS) $(OBJS) $(LIBDIRS) $(LIBS) -o $@
	$(NM) -CSn $@ > $(notdir $*.lst)

$(TARGET).bnr: $(APP_BANNER) $(APP_AUDIO)
	$(BANNERTOOL) makebanner -i "$(APP_BANNER)" -a "$(APP_AUDIO)" -o $@

$(TARGET).icn: $(APP_ICON)
	$(BANNERTOOL) makesmdh -s "$(APP_TITLE)" -l "$(APP_TITLE)" -p "$(APP_AUTHOR)" -i $(APP_ICON) -o $@

$(TARGET)_stripped.elf: $(TARGET).elf
	cp $(TARGET).elf $@
	$(STRIP) $@

$(TARGET).cia: $(TARGET)_stripped.elf $(TARGET).bnr $(TARGET).icn $(APP_CIA_RSF)
	$(MAKEROM) -f cia -o $@ -rsf $(APP_CIA_RSF) -target t -exefslogo -elf $(TARGET)_stripped.elf -icon $(TARGET).icn -banner $(TARGET).bnr -DAPP_TITLE="$(APP_TITLE)" -DAPP_PRODUCT_CODE="$(APP_PRODUCT_CODE)" -DAPP_UNIQUE_ID=$(APP_UNIQUE_ID)

clean:
	rm -f $(OBJS)
	rm -f $(TARGET).3dsx
	rm -f $(TARGET).elf
	rm -f $(TARGET)_stripped.elf
	rm -f $(TARGET).cia
	rm -f $(TARGET).bnr
	rm -f $(TARGET).icn
	rm -f *_shader_shbin.h

.PHONY: clean