forked from teamnwah/openmw-tes3coop
Rewrites find_package for OpenSceneGraph plugins using LibFindMacros and osg_find_library
This commit is contained in:
Roman Proskuryakov
parent
dae4a8353a
commit
95dc1258d6
3 changed files with 61 additions and 48 deletions
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@ -17,7 +17,6 @@ cmake \
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-D CMAKE_BUILD_TYPE=Debug \
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-D OPENMW_OSX_DEPLOYMENT=TRUE \
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-D DESIRED_QT_VERSION=5 \
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-D OSG_PLUGIN_LIB_SEARCH_PATH="$DEPENDENCIES_ROOT/lib/osgPlugins-3.4.0" \
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-D BUILD_ESMTOOL=FALSE \
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-D BUILD_MYGUI_PLUGIN=FALSE \
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-G"Unix Makefiles" \
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@ -221,55 +221,16 @@ IF(BOOST_STATIC)
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endif()
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find_package(OpenSceneGraph 3.3.4 REQUIRED osgDB osgViewer osgText osgGA osgAnimation osgParticle osgUtil osgFX)
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include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS})
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get_filename_component(OSG_LIB_DIR ${OSGDB_LIBRARY} DIRECTORY)
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set(OSGPlugins_LIB_DIR "${OSG_LIB_DIR}/osgPlugins-${OPENSCENEGRAPH_VERSION}")
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if(OSG_STATIC)
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macro(use_static_osg_plugin_library PLUGIN_NAME)
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set(PLUGIN_NAME_DBG ${PLUGIN_NAME}d ${PLUGIN_NAME}D ${PLUGIN_NAME}_d ${PLUGIN_NAME}_D ${PLUGIN_NAME}_debug ${PLUGIN_NAME})
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# For now, users wishing to do a static build will need to pass the path to where the plugins reside
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# More clever logic would need to deduce the path, probably installed under <OpenSceneGraph>/lib/osgPlugins-<X.X.X>
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include(FindPkgMacros)
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find_library(${PLUGIN_NAME}_LIBRARY_REL NAMES ${PLUGIN_NAME} HINTS ${OSG_PLUGIN_LIB_SEARCH_PATH})
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find_library(${PLUGIN_NAME}_LIBRARY_DBG NAMES ${PLUGIN_NAME_DBG} HINTS ${OSG_PLUGIN_LIB_SEARCH_PATH})
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make_library_set(${PLUGIN_NAME}_LIBRARY)
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if("${${PLUGIN_NAME}_LIBRARY}" STREQUAL "")
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message(FATAL_ERROR "Unable to find static OpenSceneGraph plugin: ${PLUGIN_NAME}")
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endif()
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set(OPENSCENEGRAPH_LIBRARIES ${OPENSCENEGRAPH_LIBRARIES} ${${PLUGIN_NAME}_LIBRARY})
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endmacro()
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add_definitions(-DOSG_LIBRARY_STATIC)
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set(PLUGIN_LIST
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osgdb_png # depends on libpng, zlib
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osgdb_tga
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osgdb_dds
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osgdb_jpeg # depends on libjpeg
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)
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foreach(PLUGIN ${PLUGIN_LIST})
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use_static_osg_plugin_library(${PLUGIN})
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endforeach()
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# OSG static plugins need to linked against their respective dependencies
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set(PLUGIN_DEPS_LIST
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PNG # needed by osgdb_png
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ZLIB # needed by osgdb_png
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JPEG # needed by osgdb_jpeg
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)
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macro(use_static_osg_plugin_dep DEPENDENCY)
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find_package(${DEPENDENCY} REQUIRED)
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set(OPENSCENEGRAPH_LIBRARIES ${OPENSCENEGRAPH_LIBRARIES} ${${DEPENDENCY}_LIBRARIES})
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endmacro()
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foreach(DEPENDENCY ${PLUGIN_DEPS_LIST})
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use_static_osg_plugin_dep(${DEPENDENCY})
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endforeach()
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find_package(OSGPlugins REQUIRED COMPONENTS osgdb_png osgdb_tga osgdb_dds osgdb_jpeg)
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list(APPEND OPENSCENEGRAPH_LIBRARIES ${OSGPlugins_LIBRARIES})
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endif()
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if(QT_STATIC)
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@ -764,11 +725,14 @@ if (APPLE)
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)
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foreach (PLUGIN_NAME ${USED_OSG_PLUGINS})
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set(PLUGIN_ABS "${OSG_PLUGIN_LIB_SEARCH_PATH}/${PLUGIN_NAME}.so")
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set(PLUGIN_ABS "${OSGPlugins_LIB_DIR}/${PLUGIN_NAME}.so")
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set(ABSOLUTE_PLUGINS ${PLUGIN_ABS} ${ABSOLUTE_PLUGINS})
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endforeach ()
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get_filename_component(OSG_PLUGIN_PREFIX_DIR "${OSG_PLUGIN_LIB_SEARCH_PATH}" NAME)
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get_filename_component(OSG_PLUGIN_PREFIX_DIR "${OSGPlugins_LIB_DIR}" NAME)
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if (NOT OSG_PLUGIN_PREFIX_DIR)
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message(FATAL_ERROR "Can't get directory name for OSG plugins from '${OSGPlugins_LIB_DIR}'")
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endif()
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# installs used plugins in bundle at given path (bundle_path must be relative to ${CMAKE_INSTALL_PREFIX})
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# and returns list of install paths for all installed plugins
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50
cmake/FindOSGPlugins.cmake
Normal file
50
cmake/FindOSGPlugins.cmake
Normal file
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@ -0,0 +1,50 @@
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# This module accepts the following env variable
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# OSGPlugins_LIB_DIR - <OpenSceneGraph>/lib/osgPlugins-<X.X.X> , path to search plugins
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#
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# Once done this will define
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# OSGPlugins_FOUND - System has the all required components.
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# OSGPlugins_LIBRARIES - Link these to use the required osg plugins components.
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#
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# Components:
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# - osgdb_png
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# - osgdb_tga
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# - osgdb_dds
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# - osgdb_jpeg
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include(LibFindMacros)
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include(Findosg_functions)
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if (NOT OSGPlugins_LIB_DIR)
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set(_mode WARNING)
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if (OSGPlugins_FIND_REQUIRED)
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set(_mode FATAL_ERROR)
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endif()
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message(${_mode} "OSGPlugins_LIB_DIR variable must be set")
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endif()
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foreach(_library ${OSGPlugins_FIND_COMPONENTS})
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string(TOUPPER ${_library} _library_uc)
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set(_component OSGPlugins_${_library})
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set(${_library_uc}_DIR ${OSGPlugins_LIB_DIR}) # to help function osg_find_library
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set(_saved_lib_prefix ${CMAKE_FIND_LIBRARY_PREFIXES}) # save CMAKE_FIND_LIBRARY_PREFIXES
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set(CMAKE_FIND_LIBRARY_PREFIXES "") # search libraries with no prefix
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osg_find_library(${_library_uc} ${_library}) # find it into ${_library_uc}_LIBRARIES
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set(CMAKE_FIND_LIBRARY_PREFIXES ${_saved_lib_prefix}) # restore prefix
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if (${_library_uc}_LIBRARIES)
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set(${_component}_LIBRARY ${${_library_uc}_LIBRARIES}) # fake as if we call find_library
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else()
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set(${_component}_LIBRARY ${_component}_LIBRARY-NOTFOUND)
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endif()
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list(APPEND OSGPlugins_PROCESS_LIBS ${_component}_LIBRARY)
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endforeach()
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foreach(_dependency PNG ZLIB JPEG) # needed by osgdb_png or osgdb_jpeg
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libfind_package(OSGPlugins ${_dependency})
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set(${_dependency}_LIBRARY_OPTS ${_dependency}_LIBRARY)
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#list(APPEND OSGPlugins_PROCESS_LIBS ${_dependency}_LIBRARY)
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endforeach()
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libfind_process(OSGPlugins)
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