CC ?= gcc

EMCC ?= emcc

UNAME_S := $(shell uname -s)

RENDERER ?= GL

DEBUG ?= false

L_FLAGS ?= -lm -rdynamic

C_FLAGS ?= -std=gnu99 -Wall -Wno-unused-variable

ifeq ($(DEBUG), true)

C_FLAGS := $(C_FLAGS) -g

C_FLAGS := $(C_FLAGS) -O3

ifeq ($(RENDERER), GL)

RENDERER_SRC = src/render_gl.c

C_FLAGS := $(C_FLAGS) -DRENDERER_GL

$(error Unknown RENDERER)

ifeq ($(UNAME_S), Darwin)

C_FLAGS := $(C_FLAGS) -x objective-c -I/opt/homebrew/include -D_THREAD_SAFE -w

L_FLAGS := $(L_FLAGS) -L/opt/homebrew/lib -framework Foundation

ifeq ($(RENDERER), GL)

L_FLAGS := $(L_FLAGS) -lGLEW -GLU -framework OpenGL

endif

L_FLAGS_SDL = -lSDL2

L_FLAGS_SOKOL = -framework Cocoa -framework QuartzCore -framework AudioToolbox

else ifeq ($(UNAME_S), Linux)

ifeq ($(RENDERER), GL)

L_FLAGS := $(L_FLAGS) -lGLEW -lGL

endif

L_FLAGS_SDL = -lSDL2

L_FLAGS_SOKOL = -lX11 -lXcursor -pthread -lXi -ldl -lasound

else ifeq ($(OS), Windows_NT)

$(error TODO: FLAGS for windows have not been set up. Please modify this makefile and send a PR!)

$(error Unknown environment)

TARGET_NATIVE ?= wipegame

BUILD_DIR = build/obj/native

BUILD_DIR_WASM = build/obj/wasm

WASM_RELEASE_DIR ?= build/wasm

TARGET_WASM ?= $(WASM_RELEASE_DIR)/wipeout.js

TARGET_WASM_MINIMAL ?= $(WASM_RELEASE_DIR)/wipeout-minimal.js

COMMON_SRC = \

src/wipeout/race.c \

src/wipeout/camera.c \

src/wipeout/object.c \

src/wipeout/droid.c \

src/wipeout/ui.c \

src/wipeout/hud.c \

src/wipeout/image.c \

src/wipeout/game.c \

src/wipeout/menu.c \

src/wipeout/main_menu.c \

src/wipeout/ingame_menus.c \

src/wipeout/title.c \

src/wipeout/intro.c \

src/wipeout/scene.c \

src/wipeout/ship.c \

src/wipeout/ship_ai.c \

src/wipeout/ship_player.c \

src/wipeout/track.c \

src/wipeout/weapon.c \

src/wipeout/particle.c \

src/wipeout/sfx.c \

src/utils.c \

src/types.c \

src/system.c \

src/mem.c \

src/input.c \

$(RENDERER_SRC)

COMMON_OBJ = $(patsubst %.c, $(BUILD_DIR)/%.o, $(COMMON_SRC))

sdl: $(BUILD_DIR)/src/platform_sdl.o

sdl: $(COMMON_OBJ)

$(CC) $^ -o $(TARGET_NATIVE) $(L_FLAGS) $(L_FLAGS_SDL)

sokol: $(BUILD_DIR)/src/platform_sokol.o

sokol: $(COMMON_OBJ)

$(CC) $^ -o $(TARGET_NATIVE) $(L_FLAGS) $(L_FLAGS_SOKOL)

$(BUILD_DIR):

mkdir -p $(BUILD_DIR)

$(BUILD_DIR)/%.o: %.c

mkdir -p $(dir $@)

$(CC) $(C_FLAGS) -c $< -o $@

COMMON_OBJ_WASM = $(patsubst %.c, $(BUILD_DIR_WASM)/%.o, $(COMMON_SRC))

wasm: wasm_full wasm_minimal

cp src/wasm-index.html $(WASM_RELEASE_DIR)/game.html

wasm_full: $(BUILD_DIR_WASM)/src/platform_sokol.o

wasm_full: $(COMMON_OBJ_WASM)

mkdir -p $(WASM_RELEASE_DIR)

$(EMCC) $^ -o $(TARGET_WASM) -lGLEW -lGL \

-s ALLOW_MEMORY_GROWTH=1 \

-s ENVIRONMENT=web \

--preload-file wipeout

wasm_minimal: $(BUILD_DIR_WASM)/src/platform_sokol.o

wasm_minimal: $(COMMON_OBJ_WASM)

mkdir -p $(WASM_RELEASE_DIR)

$(EMCC) $^ -o $(TARGET_WASM_MINIMAL) -lGLEW -lGL \

-s ALLOW_MEMORY_GROWTH=1 \

-s ENVIRONMENT=web \

--preload-file wipeout \

--exclude-file wipeout/music \

--exclude-file wipeout/intro.mpeg

$(BUILD_DIR_WASM):

mkdir -p $(BUILD_DIR_WASM)

$(BUILD_DIR_WASM)/%.o: %.c

mkdir -p $(dir $@)

$(EMCC) $(C_FLAGS) -c $< -o $@

.PHONY: clean

clean:

$(RM) -rf $(BUILD_DIR) $(BUILD_DIR_WASM) $(WASM_RELEASE_DIR)