src = $(wildcard src/*.cc) $(wildcard src/machine/*.cc) $(wildcard src/blobs/*.cc)
csrc = $(wildcard src/*.c) $(wildcard src/machine/*.c) $(wildcard src/blobs/*.c)
obj = $(src:.cc=.o) $(csrc:.c=.o)
dep = $(obj:.o=.d)
bin = demo

#opt = -O3 -ffast-math
dbg = -g

incpath = -Isrc -Isrc/machine -I/usr/local/include `pkg-config --cflags sdl2`
libpath = -L/usr/local/lib

warn = -pedantic -Wall

CFLAGS = $(warn) $(opt) $(dbg) $(incpath)
CXXFLAGS = -std=c++11 $(warn) $(opt) $(dbg) $(incpath)
LDFLAGS = $(libpath) $(libgl_$(sys)) -lm -lgmath -lvmath -limago -lresman \
		  -lpthread -lassimp -ltreestore -ldrawtext -lgoatvr `pkg-config --libs sdl2`

sys = $(shell uname -s | sed 's/MINGW.*/mingw/')
libgl_Linux = -lGL -lGLU -lGLEW
libgl_Darwin = -framework OpenGL -lGLEW
libgl_mingw = -lopengl32 -lglu32 -lglew32

ifeq ($(sys), msys)
	CFLAGS += -mwin32
	CXXFLAGS += -mwin32
endif

$(bin): .clang_complete $(obj)
	$(CXX) -o $@ $(obj) $(LDFLAGS)

.clang_complete: Makefile
	rm -f $@
	for i in $(CXXFLAGS); do echo $$i >>$@; done

-include $(dep)

%.d: %.c
	@$(CPP) $(CFLAGS) $< -MM -MT $(@:.d=.o) >$@

%.d: %.cc
	@$(CPP) $(CXXFLAGS) $< -MM -MT $(@:.d=.o) >$@

.PHONY: clean
clean:
	rm -f $(obj) $(bin)

.PHONY: cleandep
cleandep:
	rm -f $(dep)

.PHONY: data
data:
	tools/prepare_data