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2018-soft-3d-renderer/Makefile

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# Verbosity of make output
ifeq ("$(VERBOSE)","1")
V :=
else
V := @
endif
# Optimizations
ifeq ("$(OPTIMIZE)","0")
O := -O0
else ifeq ("$(OPTIMIZE)","1")
O := -O1
else ifeq ("$(OPTIMIZE)", "2")
O := -O2
else ifeq ("$(OPTIMIZE)", "3")
O := -O3
else
O := -O3
endif
# Debugging
ifeq ("$(DEBUG)","1")
D := -g
else
D :=
endif
SRC_DIR=src
INCLUDE_DIR=include
BUILD_DIR=build
CC=clang++
WARNINGS_ON=-Weverything
WARNINGS_OFF=-Wno-missing-braces -Wno-gnu-anonymous-struct -Wno-old-style-cast\
-Wno-zero-as-null-pointer-constant -Wno-nested-anon-types\
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-Wno-padded -Wno-exit-time-destructors -Wno-global-constructors\
-Wno-c++98-compat
CFLAGS=$(D) $(O) -std=c++11 $(WARNINGS_ON) $(WARNINGS_OFF) -I$(INCLUDE_DIR)
LIBS=-lSDL2
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_HEADERS = camera.h color.h engine.h geometry.h light.h loader.h matrix.h\
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platform.h point.h render.h transform.h util.h vec.h
HEADERS = $(patsubst %,$(INCLUDE_DIR)/%,$(_HEADERS))
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_OBJS = color.o engine.o light.o loader.o main.o platform.o render.o\
transform.o vec.o
OBJS = $(patsubst %,$(BUILD_DIR)/%,$(_OBJS))
$(BUILD_DIR)/%.o: $(SRC_DIR)/%.cpp $(HEADERS)
@ if [ ! -d $(BUILD_DIR) ]; then mkdir $(BUILD_DIR); fi
$(V) $(CC) -c -o $@ $< $(CFLAGS)
$(BUILD_DIR)/engine: $(OBJS)
$(V) $(CC) -o $@ $^ $(CFLAGS) $(LIBS)
.PHONY: clean
clean:
rm -rf $(BUILD_DIR)