TARGET = retroarch.js

OBJ = frontend/platform/platform_emscripten.o \
		frontend/frontend.o \
		retroarch.o \
		file.o \
		file_path.o \
		driver.o \
		conf/config_file.o \
		settings.o \
		hash.o \
		dynamic.o \
		dynamic_dummy.o \
		message_queue.o \
		rewind.o \
		movie.o \
		gfx/gfx_common.o \
		input/input_common.o \
		input/rwebinput_input.o \
		core_options.o \
		patch.o \
		compat/compat.o \
		compat/rxml/rxml.o \
		screenshot.o \
		cheats.o \
		audio/utils.o \
		audio/rwebaudio.o \
		input/overlay.o \
		fifo_buffer.o \
		gfx/scaler/scaler.o \
		gfx/scaler/pixconv.o \
		gfx/scaler/scaler_int.o \
		gfx/scaler/filter.o \
		gfx/state_tracker.o \
		gfx/shader_parse.o \
		gfx/fonts/fonts.o \
		gfx/fonts/bitmapfont.o \
		gfx/image.o \
		audio/resampler.o \
		audio/sinc.o \
		audio/null.o \
		performance.o \
		core_info.o \
		camera/rwebcam.o

HAVE_OPENGL = 1
HAVE_RGUI = 1
HAVE_SDL = 0
HAVE_ZLIB = 1
HAVE_FBO = 1
WANT_MINIZ = 1
MEMORY = 67108864
LTO = 0
# XXX: setting this to 1/2 currently crashes Firefox nightly
PRECISE_F32 = 0

ifneq ($(NATIVE_ZLIB),)
   WANT_MINIZ = 0
endif

libretro = libretro_emscripten.bc

LIBS =
DEFINES = -DHAVE_SCREENSHOTS -DHAVE_CAMERA -DHAVE_NULLAUDIO -DHAVE_BSV_MOVIE -DRARCH_INTERNAL
LDFLAGS = -L. -s TOTAL_MEMORY=$(MEMORY) -s OUTLINING_LIMIT=50000 --js-library emscripten/library_rwebaudio.js --js-library emscripten/library_rwebinput.js --js-library emscripten/library_rwebcam.js --no-heap-copy

ifeq ($(PERF_TEST), 1)
   DEFINES += -DPERF_TEST
endif

ifeq ($(HAVE_RGUI), 1)
   DEFINES += -DHAVE_MENU -DHAVE_RGUI
   OBJ += frontend/menu/menu_common.o frontend/menu/menu_settings.o frontend/menu/menu_context.o file_list.o frontend/menu/disp/rgui.o frontend/menu/history.o
endif

ifeq ($(HAVE_SDL), 1)
   OBJ += input/sdl_input.o
   LIBS += -lSDL
   DEFINES += -ISDL -DHAVE_SDL
endif

ifeq ($(HAVE_OPENGL), 1)
   OBJ += gfx/gl.o gfx/math/matrix.o gfx/fonts/gl_font.o gfx/fonts/gl_raster_font.o gfx/gfx_context.o gfx/context/emscriptenegl_ctx.o gfx/shader_glsl.o gfx/glsym/rglgen.o gfx/glsym/glsym_es2.o
   DEFINES += -DHAVE_OPENGL -DHAVE_OPENGLES -DHAVE_OPENGLES2 -DHAVE_EGL -DHAVE_OVERLAY -DHAVE_GLSL
endif

ifeq ($(HAVE_ZLIB), 1)
   OBJ += gfx/rpng/rpng.o file_extract.o
   DEFINES += -DHAVE_ZLIB
   ifeq ($(WANT_MINIZ), 1)
      OBJ += deps/miniz/miniz.o
      DEFINES += -DWANT_MINIZ
   else
      LIBS += -lz
      DEFINES += -DHAVE_ZLIB_DEFLATE
   endif
endif

ifeq ($(HAVE_FBO), 1)
   DEFINES += -DHAVE_FBO
endif

ifneq ($(V), 1)
   Q := @
endif

ifeq ($(DEBUG), 1)
   LDFLAGS += -O0 -g
   CFLAGS += -O0 -g
else
   LDFLAGS += -O2
   # WARNING: some optimizations can break some cores (ex: LTO breaks tyrquake)
   LDFLAGS += -s PRECISE_F32=$(PRECISE_F32)
   ifeq ($(LTO), 1)
      LDFLAGS += --llvm-lto 3
   endif
   CFLAGS += -O2
endif

CFLAGS += -Wall -Wno-unused-result -Wno-unused-variable -I. -std=gnu99

all: $(TARGET)

$(TARGET): $(OBJ)
	@$(if $(Q), $(shell echo echo LD $@),)
	$(Q)$(LD) -o $@ $(OBJ) $(libretro) $(LIBS) $(LDFLAGS)

%.o: %.c
	@$(if $(Q), $(shell echo echo CC $<),)
	$(Q)$(CC) $(CFLAGS) $(DEFINES) -c -o $@ $<

%.o: %.cpp
	@$(if $(Q), $(shell echo echo CXX $<),)
	$(Q)$(CXX) $(CXXFLAGS) $(DEFINES) -c -o $@ $<

clean:
	rm -f *.o
	rm -f deps/miniz/*.o
	rm -f frontend/*.o
	rm -f frontend/menu/*.o
	rm -f frontend/menu/disp/*.o
	rm -f audio/*.o
	rm -f audio/xaudio-c/*.o
	rm -f compat/*.o
	rm -f compat/rxml/*.o
	rm -f conf/*.o
	rm -f gfx/scaler/*.o
	rm -f gfx/*.o
	rm -f gfx/d3d9/*.o
	rm -f gfx/context/*.o
	rm -f gfx/math/*.o
	rm -f gfx/fonts/*.o
	rm -f gfx/py_state/*.o
	rm -f gfx/rpng/*.o
	rm -f gfx/glsym/*.o
	rm -f record/*.o
	rm -f input/*.o
	rm -f tools/*.o
	rm -f $(TARGET)

.PHONY: all clean