CXX=g++
CXXFLAGS=$(ADD_FLAGS) -Wall -Wextra -O2 -std=c++14
CXXLIBS=-lGL -lGLU -lglut

# In `TARGET`, list the names of the `main_[stuff].cpp` you'd like to compile
# into a `[stuff].bin`.
TARGETS=glut ball bounce

OBJS=Implicit.o \
	 common_structures.o \
	 Mesh.o \
	 spheroid.o \
	 Ball.o \
	 Ground.o \
	 FlatGround.o \
	 PerlinGround.o \
	 PerlinNoise.o \
	 util/ObjParser.o \
	 MarchingCubes.o \
	 _gen/marching_cubes_data.o \
	 periodic_updates.o \
	 GroundFlatMesh.o \
	 tests/TestImplicitSphere.o \
	 render/GlutRender.o

all: $(TARGETS:=.bin)

%.bin: main_%.o $(OBJS)
	$(CXX) $(CXXFLAGS) $(CXXLIBS) $(OBJS) $< -o $@

_gen/marching_cubes_data.cpp: tools/gen_marching_cubes_conf.py
	mkdir -p _gen
	python3 $< > $@

%.o: %.cpp
	$(CXX) $(CXXFLAGS) -c $< -o $@

############################################################

.PRECIOUS: %.o

.PHONY: clean

clean:
	rm -rf $(OBJS) $(TARGETS:=.bin) _gen

clean_render:
	rm -rf render/*.o $(TARGETS:=.bin)