1#
2# Cross Platform Makefile
3# Compatible with MSYS2/MINGW, Ubuntu 14.04.1 and Mac OS X
4#
5# You will need GLFW (http://www.glfw.org):
6# Linux:
7#   apt-get install libglfw-dev
8# Mac OS X:
9#   brew install glfw
10# MSYS2:
11#   pacman -S --noconfirm --needed mingw-w64-x86_64-toolchain mingw-w64-x86_64-glfw
12#
13
14#CXX = g++
15#CXX = clang++
16
17EXE = example_glfw_opengl2
18IMGUI_DIR = ../..
19SOURCES = main.cpp
20SOURCES += $(IMGUI_DIR)/imgui.cpp $(IMGUI_DIR)/imgui_demo.cpp $(IMGUI_DIR)/imgui_draw.cpp $(IMGUI_DIR)/imgui_tables.cpp $(IMGUI_DIR)/imgui_widgets.cpp
21SOURCES += $(IMGUI_DIR)/backends/imgui_impl_glfw.cpp $(IMGUI_DIR)/backends/imgui_impl_opengl2.cpp
22OBJS = $(addsuffix .o, $(basename $(notdir $(SOURCES))))
23UNAME_S := $(shell uname -s)
24
25CXXFLAGS = -I$(IMGUI_DIR) -I$(IMGUI_DIR)/backends
26CXXFLAGS += -g -Wall -Wformat
27LIBS =
28
29##---------------------------------------------------------------------
30## BUILD FLAGS PER PLATFORM
31##---------------------------------------------------------------------
32
33ifeq ($(UNAME_S), Linux) #LINUX
34	ECHO_MESSAGE = "Linux"
35	LIBS += -lGL `pkg-config --static --libs glfw3`
36
37	CXXFLAGS += `pkg-config --cflags glfw3`
38	CFLAGS = $(CXXFLAGS)
39endif
40
41ifeq ($(UNAME_S), Darwin) #APPLE
42	ECHO_MESSAGE = "Mac OS X"
43	LIBS += -framework OpenGL -framework Cocoa -framework IOKit -framework CoreVideo
44	LIBS += -L/usr/local/lib -L/opt/local/lib -L/opt/homebrew/lib
45	#LIBS += -lglfw3
46	LIBS += -lglfw
47
48	CXXFLAGS += -I/usr/local/include -I/opt/local/include -I/opt/homebrew/include
49	CFLAGS = $(CXXFLAGS)
50endif
51
52ifeq ($(OS), Windows_NT)
53	ECHO_MESSAGE = "MinGW"
54	LIBS += -lglfw3 -lgdi32 -lopengl32 -limm32
55
56	CXXFLAGS += `pkg-config --cflags glfw3`
57	CFLAGS = $(CXXFLAGS)
58endif
59
60##---------------------------------------------------------------------
61## BUILD RULES
62##---------------------------------------------------------------------
63
64%.o:%.cpp
65	$(CXX) $(CXXFLAGS) -c -o $@ $<
66
67%.o:$(IMGUI_DIR)/%.cpp
68	$(CXX) $(CXXFLAGS) -c -o $@ $<
69
70%.o:$(IMGUI_DIR)/backends/%.cpp
71	$(CXX) $(CXXFLAGS) -c -o $@ $<
72
73all: $(EXE)
74	@echo Build complete for $(ECHO_MESSAGE)
75
76$(EXE): $(OBJS)
77	$(CXX) -o $@ $^ $(CXXFLAGS) $(LIBS)
78
79clean:
80	rm -f $(EXE) $(OBJS)
81
82