BITS ?= $(shell getconf LONG_BIT)
ifeq ($(BITS),64)
	CXXFLAGS=-m64
	LDFLAGS=-m64
	LIB_DIR=lib64
else
	CXXFLAGS=-m32
	LDFLAGS=-m32
	LIB_DIR=lib
endif
CXX=g++
DEBUG=-g
CXXFLAGS+=$(DEBUG) -Wall `sdl2-config --cflags` -I../../src -I../../src/states -I../../src/gui -c
LDFLAGS+= -Wall -L../../../sdl/$(LIB_DIR) -Wl,-rpath=$(LIB_DIR)/ -lSDL2 -lSDL2_image -lpthread -Wl,--no-undefined -lm -ldl -pthread -lrt -Wl,-Bstatic -lGLEW -Wl,-Bdynamic -lGL
VPATH=../../src
BINARY=RtB$(BITS)
OBJ=main.o Asset.o AssetCache.o AssetManager.o Core.o fio.o checksum.o Log.o Quat.o Mat4.o Vec.o Mesh.o Texture.o Program.o RenderScene.o RenderSet.o RenderObject.o RenderCamera.o RenderView.o states/TestState.o states/MenuState.o Gui.o gui/GuiElement.o
OBJ_DIR=obj

$(BINARY): $(patsubst %,$(OBJ_DIR)/%,$(OBJ))
	mkdir -p build
	$(CXX) $^ -o build/$@ $(LDFLAGS)

release:
	make clean
	BITS=32 make install
	make clean
	BITS=64 make install

install: $(BINARY)
	mkdir -p build/
	mkdir -p build/$(LIB_DIR)/
	cp -rfv ../../data build/
	cp -f /usr/$(LIB_DIR)/libpng14.so.14.12.0 build/$(LIB_DIR)/libpng14.so.14
	cp -f /usr/$(LIB_DIR)/libSDL2-2.0.so.0.2.1 build/$(LIB_DIR)/libSDL2-2.0.so.0

$(OBJ_DIR)/%.o: %.cpp
	mkdir -p $(OBJ_DIR)
	mkdir -p $(OBJ_DIR)/states
	mkdir -p $(OBJ_DIR)/gui
	$(CXX) $(CXXFLAGS) $< -o $@

clean:
	rm -f $(OBJ_DIR)/*.o
	rm -rf build/*