Makefile.mingw

# Makefile for fl_imgtk for MinGW-W64
# (C)2017-2024 Raphael Kim / rageworx@gmail.com
#

#########################################################################
# About cross compiler, or other platform :
#
# To enable build for embedded linux, you may encomment next 2 lines.
# Or, may need to change your cross compiler path with environments.
# It is up to developer !

# CCPREPATH = ${ARM_LINUX_GCC_PATH}
# CCPREFIX  = arm-linux-

# To enable build for embedded linux, change following line.
# CCPATH    = ${CCPREPATH}/${CCPREFIX}
CCPATH =
#########################################################################

# Compiler configure.
GCC = ${CCPATH}gcc
GPP = ${CCPATH}g++
AR  = ${CCPATH}ar
RL  = ${CCPATH}ranlib

# FLTK place ( you may installed it for MSYS )
FLTKCFG     = fltk-config --use-images
FLTKDIR    := $(shell ${FLTKCFG} --cxxflags)
FLTKLIBDIR := $(shell ${FLTKCFG} --ldflags)

# Sources and how it built
# Optimization issue: recommend to build with using -ffast-math option.
# Change if your CPU architecture supports more high technologies.
INCDIR      = ./inc
SOURCEDIR   = ./src
OBJDIR      = ./obj/Release
OUTBIN      = libfl_imgtk.a
OUTDIR      = ./lib
INSTDIR     = /usr/local/lib
IINSTDIR    = /usr/local/include
DEFINEOPT   = -DUSING_INTERPOLATED_ROTATE_FREE
DEFINEOPT  += -DFLTK_ABI_VERISON=10304
OPTIMIZEOPT = -ffast-math -O3 -s
CPUARCHOPT  =

ifeq (debug,$(firstword $(MAKECMDGOALS)))
	DEFINEOPT   += -DDEBUG
	OPTIMIZEOPT  = -g3
	OUTBIN       = libfl_imgtk_d.a
endif

ifeq (avx,$(firstword $(MAKECMDGOALS)))
	CPUARCHOPT += -mavx -fopenmp
	DEFINEOPT  += -DUSING_OMP
	OUTBIN      = libfl_imgtk_avxomp.a
endif

ifeq (openmp,$(firstword $(MAKECMDGOALS)))
	OPTIMIZEOPT += -fopenmp
	DEFINEOPT   += -DUSING_OMP
	OUTBIN       = libfl_imgtk_omp.a
endif

CFLAGS    = -I$(INCDIR) -I$(SOURCEDIR) -I$(FLTKDIR) $(DEFINEOPT) $(OPTIMIZEOPT) $(CPUARCHOPT) $(BITSOPT)

.PHONY: prepare avx openmp clean preinstall install uninstall

avx: all
openmp: all
debug: all
all: prepare ${OUTDIR}/${OUTBIN}
cleanall: clean cleanlib
install: preinstall install_lib

prepare:
	@mkdir -p ${OBJDIR}
	@mkdir -p ${OUTDIR}

preinstall:
	@if [ ! -e ${INSTDIR} ];then mkdir -p ${INSTDIR}; fi
	@if [ ! -e ${IINSTDIR} ];then mkdir -p ${IINSTDIR}; fi

install_lib: ${OUTDIR}/${OUTBIN}
	@cp -rf $< ${INSTDIR}
	@cp -rf ${INCDIR}/fl_imgtk.h ${IINSTDIR}

uninstall:
	@if [ -e ${INSTDIR}/${OUTBIN} ];then rm -f ${INSTDIR}/${OUTBIN}; fi
	@if [ -e ${IINSTDIR}/fl_imgtk.h ];then rm -f ${IINSTDIR}/fl_imgtk.h; fi

${OBJDIR}/fl_imgtk_tonemap.o:
	@$(GPP) -c ${SOURCEDIR}/fl_imgtk_tonemap.cpp ${CFLAGS} -o $@

${OBJDIR}/fl_smimg.o:
	@$(GPP) -c ${SOURCEDIR}/fl_smimg.cpp ${CFLAGS} -o $@

${OBJDIR}/fl_imgtk_clahe.o:
	@$(GPP) -c ${SOURCEDIR}/fl_imgtk_clahe.cpp ${CFLAGS} -o $@

${OBJDIR}/fl_imgtk.o:
	@$(GPP) -c ${SOURCEDIR}/fl_imgtk.cpp ${CFLAGS} -o $@


${OUTDIR}/${OUTBIN}: ${OBJDIR}/fl_imgtk_tonemap.o ${OBJDIR}/fl_smimg.o ${OBJDIR}/fl_imgtk_clahe.o ${OBJDIR}/fl_imgtk.o
	@echo "Generating $@ ..."
	@$(AR) -cr $@ $^
	@$(RL) $@
	@cp -f ${INCDIR}/fl_imgtk.h ${OUTDIR}

clean:
	@echo "Cleaning built directories ..."
	@rm -rf ${OBJDIR}/*

cleanlib:
	@rm -rf ${OUTDIR}/${OUTBIN}