BIN = manigraph

OBJ = \
	ext/glad/glad.o \
	src/surface.o \
	src/context.o \
	src/texture.o \
	src/window.o \
	src/matrix.o \
	src/shader.o \
	src/input.o \
	src/mesh.o \
	src/main.o 

CFLAGS = \
	-I./ext/cglm/include  \
	-I./ext/glfw/include  \
	-I./ext/glad  \
	-Wall -Wno-unused-function -std=c99 -D_GNU_SOURCE \

WAYLAND-LIB = \
	xdg-shell \
	relative-pointer-unstable-v1 \
	xdg-decoration-unstable-v1 \
	pointer-constraints-unstable-v1 \
	viewporter \
	idle-inhibit-unstable-v1  \
	fractional-scale-v1 \
	xdg-activation-v1 \
	wayland

help:
	@echo "Para compilar el proyecto a tu sistema operativo"
	@echo "porfavor usa uno de los siguientes comandos:"
	@echo "	$(MAKE) windows"
	@echo "	$(MAKE) linux-x11"
	@echo "	$(MAKE) linux-wayland"
	@echo "	$(MAKE) cocoa"
	@echo "	$(MAKE) CC=emcc wasm"
	@echo "Para limpiar los archivos compilados se puede usar"
	@echo "	$(MAKE) clean"
	@echo "Para ejecturar el programa sin instalarlos se puede usar:"
	@echo "	$(MAKE) run-linux"

src/main.o: src/data/axis.h src/data/shaders.h

# WINDOWS
windows: $(OBJ) glfw.dll
	$(CC) $(CFLAGS) $(OBJ) -o $(BIN) -L. -lglfw -lopengl32 -lglew32 

glfw.dll:
	$(CC) -fPIC -shared -D_GLFW_WIN32 -D_GLFW_BUILD_DLL ./ext/glfw/src/*.c -o $@ -lgdi32 

src/main.o: src/data/shaders.h src/data/axis.h

# LINUX
linux-wayland: $(OBJ)
	for i in $(WAYLAND-LIB); \
	do  \
		wayland-scanner client-header ext/glfw/deps/wayland/$$i.xml ext/glfw/deps/wayland/$$i-client-protocol.h; \
		wayland-scanner private-code ext/glfw/deps/wayland/$$i.xml ext/glfw/deps/wayland/$$i-client-protocol-code.h; \
	done
	$(MAKE) DFLAGS="-D_GLFW_WAYLAND" libglfw.so
	$(CC) -o $(BIN) $(OBJ) -L. -lGLEW -lGL -lglfw -lm

linux-x11: $(OBJ)
	$(MAKE) DFLAGS="-D_GLFW_X11" libglfw.so
	$(CC) -o $(BIN) $(OBJ) -L. -lGLEW -lGL -lglfw -lm

run-linux:
	LD_LIBRARY_PATH=. ./$(BIN)

# COCOA
cocoa: $(OBJ)
	$(MAKE) DFLAGS="-D_GLFW_COCOA" libglfw.so
	$(CC) -framework OpenGL -o $(BIN) $(OBJ) -L. -lGLEW -lGL -lglfw 

wasm: $(OBJ)
	$(CC) -sUSE_WEBGL2=1 -sUSE_GLFW=3 -o $(BIN).js $(OBJ)
	chmod -x $(BIN).wasm

libglfw.so: 
	$(CC) -fPIC -shared $(DFLAGS) -D_GLFW_BUILD_DLL -Iext/glfw/deps/wayland ./ext/glfw/src/*.c -o $@ 

clean:
	rm $(OBJ) $(BIN) ext/glfw/deps/wayland/*.h

.SUFFIXES: .c .o 

.c.o: src/main.h
	$(CC) $(CFLAGS) -c -o $@ $<