TRACE = False
ifeq ($(target),$(filter $(target), cheza cheza-trace))
	CXX = /usr/bin/armv7a-cros-linux-gnueabihf-clang++
	CC = /usr/bin/armv7a-cros-linux-gnueabihf-clang
	SYSROOT = /build/cheza
	SSH_DUT = cheza-lab
	TARGET = cheza
ifeq ($(target), cheza-trace)
	TRACE = True
endif
else ifeq ($(target), atlas)
	CXX = /usr/bin/x86_64-cros-linux-gnu-clang++
	CC = /usr/bin/x86_64-cros-linux-gnu-clang
	SYSROOT = /build/atlas
	SSH_DUT = atlas
else ifeq ($(target), local)
	CXX = clang++
	CC = clang
else
	CXX = INVALID
	CC = INVALID
endif

SUBDIR = "geometry-gl/"
NAME = geometry
CFLAGS = -std=c++17 --sysroot="$(SYSROOT)" -Wall
LDFLAGS = -lEGL -lGLESv2 -lpng

all: build deploy run

build: check
	@echo Building...
	@$(CXX) $(CFLAGS) -o ${NAME} ${NAME}.cc $(LDFLAGS)

deploy: check
ifneq ($(target), local)
	@echo Deploying to $(SSH_DUT)...
	@scp ${NAME}.vert $(SSH_DUT):~/${SUBDIR}${NAME}.vert
	@scp ${NAME}.geom $(SSH_DUT):~/${SUBDIR}${NAME}.geom
	@scp ${NAME}.frag $(SSH_DUT):~/${SUBDIR}${NAME}.frag
	@scp blit.vert $(SSH_DUT):~/${SUBDIR}blit.vert
	@scp blit.frag $(SSH_DUT):~/${SUBDIR}blit.frag
	@scp ${NAME} $(SSH_DUT):~/${SUBDIR}
endif

run: check
ifneq ($(TARGET), local)
	@echo Running on $(SSH_DUT)...
ifeq ($(TRACE), True)
	@ssh -tt $(SSH_DUT) "~/trace.sh 'cd ~/${SUBDIR} && ./${NAME}'"
	@echo Copying artifacts back to local device...
	@scp $(SSH_DUT):~/${SUBDIR}/${NAME}.png .
	@scp $(SSH_DUT):/tmp/trace.rd .
else
	@ssh -tt $(SSH_DUT) 'cd ~/${SUBDIR} && ./${NAME}'
	@echo Copying artifacts back to local device...
	@scp $(SSH_DUT):~/${SUBDIR}/${NAME}.png .
endif
else
	@echo Running locally...
	@./$(NAME)
endif

clean: check
	@rm -f ${NAME} ${NAME}.png
ifneq ($(target), local)
	@ssh $(SSH_DUT) 'rm -f ~/${SUBDIR}${NAME} ~/${SUBDIR}${NAME}.png \
	     ~/${SUBDIR}${NAME}.vert ~/${SUBDIR}${NAME}.frag ~/${SUBDIR}${NAME}.geom'
endif

check:
ifeq ($(CXX), INVALID)
	$(error $$target must be one of [atlas, cheza, cheza-trace, local] )
endif