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CXX := g++
CXXFLAGS := -Wall -Wextra -std=c++11 -O2 -I.
LIBS := -lfltk -L/usr/local/lib
BIN := game
object_src := $(wildcard src/objects/*.cpp)
object_obj := $(patsubst src/objects/%.cpp,build/objects/%.o,$(object_src))
object_head := $(patsubst src/objects/%.cpp,build/objects/%.h,$(object_src))
object_xlist := $(shell echo $$(for f in $(object_src); do basename $$f | sed 's/\.[^.]*$$//' | sed 's/.*/X(&)/'; done))
sprite_allfiles := $(wildcard src/sprites/*)
sprite_fnames := $(filter %.png,$(sprite_allfiles))
sprite_skipped := $(filter-out %.png,$(sprite_allfiles))
sprite_obj := $(patsubst src/sprites/%.png,build/sprites/%.o,$(sprite_fnames))
sprite_externs := $(shell echo $$(for f in $(sprite_obj); do basename $$f | sed 's/\.[^.]*$$//' | sed 's/.*/extern const Sprite &;/'; done))
base_src := $(wildcard *_base.cpp)
base_src += library.cpp main.cpp
base_obj := $(patsubst %.cpp,build/%.o,$(base_src))
.PHONY: all clean remake run
#keep all intermediate files!
.SECONDARY:
#we handle our own printing
.SILENT:
all: $(BIN)
clean:
rm -rf build $(BIN)
remake: clean all
run: all
printf "\x1B[1mRUNNING...\x1B[0m\n"
./$(BIN)
$(BIN): $(base_obj) $(object_obj) $(sprite_obj)
echo Linking
$(CXX) $(CXXFLAGS) $(LIBS) -o $(BIN) $^
build/main.o: main.cpp build/objects.h build/sprites.h
echo Building main
mkdir -p $(dir $@)
$(CXX) $(CXXFLAGS) -c -o "$@" "$<" "-DOBJECT_CLASSES_XLIST=$(object_xlist)" "-DGAME_NAME=\"$(BIN)\""
build/objects/%.o: build/objects/%.cpp build/objects.h build/sprites.h
echo Building $*
mkdir -p $(dir $@)
$(CXX) $(CXXFLAGS) -c -o "$@" "$<"
build/objects/%.cpp: src/objects/%.cpp
echo Generating source for $*
mkdir -p $(dir $@)
$(CXX) -E object_wrapper.cpp "-D__OBJECT_FNAME__=\"$<\"" "-D__OBJECT_NAME__=$(basename $(notdir $<))" | sed 's/^# [0-9]\+ ".*//' >"$@"
build/objects/%.h: src/objects/%.cpp
echo Generating header for $*
mkdir -p $(dir $@)
$(CXX) -E object_header_maker.cpp "-D__OBJECT_NAME__=$(basename $(notdir $<))" "-DEVENT_XLIST=$$($(CXX) -E object_header_extractor.cpp "-D__OBJECT_FNAME__=\"$<\"" | sed 's/__________EVENT_NEWLINE__________/\n/g' | grep -oe '__________EVENT_COUNTER_TAG_[^_]*__________' | sed 's/[^G]*G_\(.*\)__________.*/X(\1)/g' | xargs)" | sed 's/^# [0-9]\+ ".*//' >"$@"
build/objects.h: $(object_head)
echo Collecting header files
echo $(object_head) | xargs -n 1 basename | sed 's,.*,#include "objects/&",' >"$@"
build/%.o: %.cpp
echo Compiling $*
mkdir -p $(dir $@)
$(CXX) $(CXXFLAGS) -c -o "$@" $^
build/sprites/%.o: build/sprites/%.cpp
echo Building sprite $*
mkdir -p $(dir $@)
$(CXX) $(CXXFLAGS) -Wno-unused-const-variable -c -o "$@" "$<"
build/sprites/%.cpp: src/sprites/%.png
echo Generating for sprite $*
mkdir -p $(dir $@)
printf "#include \"sprite.h\"\n\nstatic const unsigned char data[]={\n%s, 0\n};\n\nSprite $*=(Sprite){.image=data,.image_len=%d};\n" "$$(xxd -i <"$<")" $$(stat -f '%z' "$<") >"$@"
build/sprites.h:
echo Collecting generated sprite files
mkdir -p $(dir $@)
printf "#include \"sprite.h\"\n\n$(sprite_externs)\n" >"$@"
test -z "$(sprite_skipped)" || printf "\x1B[1mWARNING: skipped files in src/sprites: $(notdir $(sprite_skipped))\x1B[0m\n"
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