Mine

CXX = g++
CXXFLAGS = -Iincludes -Iengine -lOgreMain
SOURCES = \
	engine/GameManager.cpp \
	engine/InputManager.cpp \
	engine/PlayState.cpp \
	engine/PauseState.cpp \
	engine/IntroState.cpp
OBJECTS = \
	engine.o \
	main.o

default: all

all: $(OBJECTS)
	$(CXX) $(CXXFLAGS) -o ../surge  $(OBJECTS)

main.o: main.cpp
	$(CXX) -o main.o main.cpp

engine.o: $(SOURCES)
	$(CXX) $(CXXFLAGS) -o engine.o $(SOURCES)