CC=gcc
PARALLEL_CC=nvcc
CFLAGS+= -std=c99 -O2 -Wall -Wextra
LDLIBS+= -lm
SEQUENTIAL_SRC_FILES=wave_2d_sequential.c
PARALLEL_SRC_FILES=wave_2d_parallel.cu
IMAGES=$(shell find data -type f | sed s/\\.dat/.png/g | sed s/data/images/g )
.PHONY: all clean dirs plot movie
all: dirs ${TARGETS}
dirs:
	mkdir -p data images
sequential: ${SEQUENTIAL_SRC_FILES}
	$(CC) $^ $(CFLAGS) -o $@ $(LDLIBS)
parallel: ${PARALLEL_SRC_FILES}
	$(PARALLEL_CC) $^ -O2 -fmad=false -o $@ $(LDLIBS)
plot: ${IMAGES}
images/%.png: data/%.dat
	./plot_image.sh $<
movie: ${IMAGES}
	ffmpeg -y -an -i images/%5d.png -vcodec libx264 -pix_fmt yuv420p -profile:v baseline -level 3 -r 12 wave.mp4
data: dirs sequential parallel
	mkdir -p data_sequential
	./sequential
	cp -rf ./data/* ./data_sequential
	./parallel
compare/%: data
	python3 compare.py data_sequential/$(shell printf "%05d" $*).dat data/$(shell printf "%05d" $*).dat
diff/%: data
	python3 plot_differences.py data_sequential/$(shell printf "%05d" $*).dat data/$(shell printf "%05d" $*).dat
show/%: diff/%
	feh difference_plot.png
check: compare/0 compare/75
clean:
	-rm -fr sequential parallel data images wave.mp4
	rm -rf data_sequential