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cmake_minimum_required(VERSION 2.6)
project(DevIL)
# include our custom modules
set (CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
include (TestBigEndian)
option(BUILD_SHARED_LIBS "Build with shared (.DLL .SO) libraries." ON)
# libSquish not currently supported by CMake
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
file(GLOB DevIL_SRCS src/*.cpp)
file(GLOB DevIL_INC include/*.h ../include/config.h ../include/IL/devil_internal_exports.h ../include/IL/il.h)
file(GLOB DevIL_RSRC)
file(GLOB DevIL_TXT)
# From http://stackoverflow.com/questions/17317350/compiling-32-and-64-bit
MESSAGE(" ")
if( CMAKE_SIZEOF_VOID_P EQUAL 8 )
MESSAGE( "64 bit compiler detected" )
SET( EX_PLATFORM 64 )
SET( EX_PLATFORM_NAME "x64" )
else( CMAKE_SIZEOF_VOID_P EQUAL 8 )
MESSAGE( "32 bit compiler detected" )
SET( EX_PLATFORM 32 )
SET( EX_PLATFORM_NAME "x86" )
endif( CMAKE_SIZEOF_VOID_P EQUAL 8 )
include_directories( include ../include )
# for windows add the .def and .rc files to the source list
if(WIN32)
#add_definitions(-DIL_USE_PRAGMA_LIBS)
if(BUILD_SHARED_LIBS)
#ADD_DEFINITIONS(-DIL_DLL -DMNG_DLL -DMNG_USE_DLL -DJPEGDLL)
add_definitions(-DIL_DLL -DJPEGSTATIC)
# note: .def not used for now - __declspec() in source handles export.
set(DevIL_SRCS ${DevIL_SRCS} msvc/il.def)
if(UNICODE)
set(DevIL_RSRC ${DevIL_RSRC} "msvc/resources/IL Logo.ico" "msvc/IL Unicode.rc")
else(UNICODE)
set(DevIL_RSRC ${DevIL_RSRC} "msvc/resources/IL Logo.ico" "msvc/IL.rc")
endif(UNICODE)
set(DevIL_TXT ${DevIL_TXT} ../AUTHORS ../ChangeLog ../CREDITS ../libraries.txt ../README.md ../README.cmake ../TODO)
# SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /NODEFAULTLIB:msvcrt.lib ")
set(CMAKE_C_FLAGS_RELEASE "/MT /O2")
else(BUILD_SHARED_LIBS)
add_definitions(-DIL_STATIC_LIB -DJPEGSTATIC)
endif(BUILD_SHARED_LIBS)
endif(WIN32)
source_group("Source Files" FILES src/*.cpp)
source_group("Header Files" FILES ${DevIL_INC} )
source_group("Resource Files" FILES ${DevIL_RSRC} )
source_group("Text Files" FILES ${DevIL_TXT} )
if(BUILD_SHARED_LIBS)
add_library(IL SHARED ${DevIL_SRCS} ${DevIL_INC} ${DevIL_RSRC} ${DevIL_TXT})
else(BUILD_SHARED_LIBS)
add_library(IL ${DevIL_SRCS} ${DevIL_INC} ${DevIL_RSRC} ${DevIL_TXT})
endif(BUILD_SHARED_LIBS)
# various compiler stuff
test_big_endian(WORDS_BIGENDIAN)
# check availability of optional external libs
find_package(PNG)
find_package(TIFF)
find_package(JPEG)
find_package(Jasper)
#find_package(Squish)
find_package(libSquish)
find_package(NVTT) # NVidia texture tools
find_package(OpenEXR)
#find_package(LCMS)
find_package(LCMS2)
find_package(MNG)
# TODO: check for libmng, others?
# TODO: WDP requires Microsoft HD Photo Device Porting Kit 1.0
set(IL_NO_WDP 1)
# TODO: add options for manually configuring formats (eg IL_NO_GAMES)
# present options for the libraries which are available
if(PNG_FOUND)
option(IL_NO_PNG "Disable PNG support (libpng)" 0)
else(PNG_FOUND)
set(IL_NO_PNG 1)
endif(PNG_FOUND)
if(TIFF_FOUND)
option(IL_NO_TIF "Disable TIFF support (libtiff)" 0)
else(TIFF_FOUND)
set(IL_NO_TIF 1)
endif(TIFF_FOUND)
if(JPEG_FOUND)
option(IL_NO_JPG "Disable JPEG support (libjpeg)" 0)
else(JPEG_FOUND)
set(IL_NO_JPG 1)
endif(JPEG_FOUND)
if(OPENEXR_FOUND)
option(IL_NO_EXR "Disable EXR support (openEXR)" 0)
else(OPENEXR_FOUND)
set(IL_NO_EXR 1)
endif(OPENEXR_FOUND)
if(JASPER_FOUND)
option(IL_NO_JP2 "Disable JP2 support (libjasper)" 0)
else(JASPER_FOUND)
set(IL_NO_JP2 1)
endif(JASPER_FOUND)
if(MNG_FOUND)
option(IL_NO_MNG "Disable MNG support (libmng)" 0)
else(MNG_FOUND)
set(IL_NO_MNG 1)
endif(MNG_FOUND)
if(LCMS2_FOUND)
option(IL_NO_LCMS "Disable LCMS support (Little CMS)" 0)
#TODO: be more clever about lcms include... it smells wrong.
option(LCMS_NODIRINCLUDE "Include lcms.h instead of lcms/lcms.h" 1)
else(LCMS2_FOUND)
set(IL_NO_LCMS 1)
endif(LCMS2_FOUND)
if(NVTT_FOUND)
option(IL_USE_DXTC_NVIDIA "Use Nvidia Texture Tools (NVTT) for DXTC support" 1)
else(NVTT_FOUND)
set(IL_USE_DXTC_NVIDIA 0)
endif(NVTT_FOUND)
if(LIBSQUISH_FOUND)
option(IL_USE_DXTC_SQUISH "Use libsquish for DXTC support" 1)
else(LIBSQUISH_FOUND)
set(IL_USE_DXTC_SQUISH 0)
endif(LIBSQUISH_FOUND)
# Sets the output folders
set(LIBDIR "../lib/")
set(LIBDIR "${LIBDIR}${EX_PLATFORM_NAME}")
if(UNICODE)
set(LIBDIR "${LIBDIR}/unicode")
endif(UNICODE)
set_target_properties(IL PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${LIBDIR})
set_target_properties(IL PROPERTIES LIBRARY_OUTPUT_DIRECTORY ${LIBDIR})
set_target_properties(IL PROPERTIES ARCHIVE_OUTPUT_DIRECTORY ${LIBDIR})
if(WIN32)
# Linux uses libIL.so, libILU.so, and libILUT.so, but Windows uses
# DevIL.dll, ILU.dll, and ILUT.dll.
set_target_properties(IL PROPERTIES OUTPUT_NAME "DevIL")
endif(WIN32)
if(UNICODE)
MESSAGE("Compiling IL Unicode")
add_definitions(-DUNICODE -D_UNICODE)
endif(UNICODE)
#if(COMPILER_MSVC)
# configure include dirs and linkage for the optional external libs
set(libs "")
set(incs "")
if(NOT IL_NO_PNG)
list(APPEND incs ${PNG_INCLUDE_DIRS} )
list(APPEND libs ${PNG_LIBRARIES} )
endif(NOT IL_NO_PNG)
if(NOT IL_NO_JPG)
list(APPEND incs ${JPEG_INCLUDE_DIRS} )
list(APPEND libs ${JPEG_LIBRARIES} )
endif(NOT IL_NO_JPG)
if(NOT IL_NO_TIF)
list(APPEND incs ${TIFF_INCLUDE_DIRS} )
list(APPEND libs ${TIFF_LIBRARIES} )
endif(NOT IL_NO_TIF)
if(NOT IL_NO_JP2)
list(APPEND incs ${JASPER_INCLUDE_DIR} )
list(APPEND libs ${JASPER_LIBRARIES} )
endif(NOT IL_NO_JP2)
if(NOT IL_NO_MNG)
list(APPEND incs ${MNG_INCLUDE_DIR} )
list(APPEND libs ${MNG_LIBRARIES} )
endif(NOT IL_NO_MNG)
if(NOT IL_NO_LCMS)
list(APPEND incs ${LCMS2_INCLUDE_DIRS} )
list(APPEND libs ${LCMS2_LIBRARIES} )
endif(NOT IL_NO_LCMS)
if(NOT IL_NO_EXR)
list(APPEND incs ${OPENEXR_INCLUDE_DIRS} )
list(APPEND libs ${OPENEXR_LIBRARIES} )
endif(NOT IL_NO_EXR)
if(IL_USE_DXTC_NVIDIA)
list(APPEND incs ${NVTT_INCLUDE_DIR} )
list(APPEND libs ${NVTT_LIBRARY} )
endif(IL_USE_DXTC_NVIDIA)
if(IL_USE_DXTC_NVIDIA)
list(APPEND incs ${NVTT_INCLUDE_DIR} )
list(APPEND libs ${NVTT_LIBRARY} )
endif(IL_USE_DXTC_NVIDIA)
# TODO: does Squish require linking/includes?
if(IL_USE_DXTC_SQUISH)
list(APPEND incs ${LIBSQUISH_INCLUDE_DIR} )
list(APPEND libs ${LIBSQUISH_LIBRARY} )
endif(IL_USE_DXTC_SQUISH)
include_directories(${incs})
target_link_libraries(IL ${libs})
# generate config.h
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/include/config.h.cmake.in ${CMAKE_CURRENT_SOURCE_DIR}/include/config.h)
# generate pkg-config file
# TODO: add Requires.private or Libs.private
# (needed to support static linking?)
# TODO: sort out version number
configure_file( pkgconfig/IL.pc.cmake.in
${CMAKE_CURRENT_BINARY_DIR}/IL.pc @ONLY)
# Installation
install (TARGETS IL
ARCHIVE DESTINATION lib
LIBRARY DESTINATION lib
RUNTIME DESTINATION bin
)
install (FILES ../include/IL/il.h DESTINATION include/IL)
install(FILES
${CMAKE_CURRENT_BINARY_DIR}/IL.pc
DESTINATION lib/pkgconfig
)
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