OPTIMIZATION=-O3 -flto
CC=gcc
CFLAGS=-Isrc/ -lm -lpthread -Wall -Wextra -pedantic-errors $(OPTIMIZATION) -DPOINT_DTYPE=float

.PHONY: directories

directories:
	mkdir -p obj out

clean:
	rm -rf obj/* out/*

obj/scene.o: src/scene.c src/scene.h src/point.h
	$(CC) $(CFLAGS) -c -o $@ src/scene.c

obj/camera.o: src/camera.c src/camera.h src/point.h
	$(CC) $(CFLAGS) -c -o $@ src/camera.c

obj/images.o: images/src/images.c images/src/images.h src/point.h
	$(CC) $(CFLAGS) -c -o $@ images/src/images.c

march: obj/camera.o obj/scene.o obj/images.o src/point.h
	$(CC) $(CFLAGS) -o out/march $^ marcher.c

bench: obj/camera.o obj/scene.o obj/images.o src/point.h
	$(CC) $(CFLAGS) -o out/bench $^ bench.c

gpu: obj/camera.o obj/images.o src/point.h
	$(CC) -fopenacc $(CFLAGS) -o out/gpu $^ gpu.c