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CMakeLists.txt
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CMakeLists.txt
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set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS TRUE)
IF(WIN32)
CMAKE_MINIMUM_REQUIRED(VERSION 2.4.6 FATAL_ERROR)
ELSE()
IF(APPLE)
CMAKE_MINIMUM_REQUIRED(VERSION 2.6.0 FATAL_ERROR)
ELSE()
CMAKE_MINIMUM_REQUIRED(VERSION 2.4.4 FATAL_ERROR)
ENDIF()
ENDIF()
if(COMMAND cmake_policy)
# Works around warnings libraries linked against that don't
# have absolute paths (e.g. -lpthreads)
cmake_policy(SET CMP0003 NEW)
# Works around warnings about escaped quotes in ADD_DEFINITIONS
# statements.
cmake_policy(SET CMP0005 NEW)
# cmake-2.6.1 introduces policy cmp0008 decide how to treat full path libraries that do not appear to be valid library file names
# quote from cvslog "Such libraries worked by accident in the VS IDE and Xcode generators in CMake 2.4 and below."
if(${CMAKE_MAJOR_VERSION} EQUAL 2 AND ${CMAKE_MINOR_VERSION} GREATER 4 AND ${CMAKE_PATCH_VERSION} GREATER 0)
cmake_policy(SET CMP0008 OLD)
endif()
endif()
PROJECT(VirtualPlanetBuilder)
SET(VIRTUALPLANETBUILDER_MAJOR_VERSION 1)
SET(VIRTUALPLANETBUILDER_MINOR_VERSION 1)
SET(VIRTUALPLANETBUILDER_PATCH_VERSION 0)
SET(VIRTUALPLANETBUILDER_SOVERSION 30)
# set to 0 when not a release candidate, non zero means that any generated
# svn tags will be treated as release candidates of given number
SET(VIRTUALPLANETBUILDER_RELEASE_CANDIDATE 0)
SET(VIRTUALPLANETBUILDER_VERSION ${VIRTUALPLANETBUILDER_MAJOR_VERSION}.${VIRTUALPLANETBUILDER_MINOR_VERSION}.${VIRTUALPLANETBUILDER_PATCH_VERSION})
# We want to build SONAMES shared librariess
SET(VIRTUALPLANETBUILDER_SONAMES TRUE)
# We have some custom .cmake scripts not in the official distribution.
# Maybe this can be used override existing behavior if needed?
SET(CMAKE_MODULE_PATH "${VirtualPlanetBuilder_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")
# Okay, here's the problem: On some platforms, linking against OpenThreads
# is not enough and explicit linking to the underlying thread library
# is also required (e.g. FreeBSD). But OpenThreads may be built with different
# backends (Pthreads, Sproc, Windows) so we don't know what the underlying
# thread library is because some platforms support multiple backends (e.g.
# IRIX supports Sproc and Pthreads). Linking all libraries won't work
# because the libraries may be incompatible.
# So the current solution is to attempt best guess linking and exempt certain
# cases. With IRIX, we're going to hope explicit linking to the underlying
# library is not necessary. We currently don't case for pthreads on Windows
# which might be an issue on things like Cygwin. This may need to be fixed.
FIND_PACKAGE(Threads)
IF(CMAKE_SYSTEM MATCHES IRIX)
# Erase CMAKE_THREAD_LIBS_INIT and hope it works
SET(CMAKE_THREAD_LIBS_INIT "" CACHE INTERNAL "")
ENDIF()
OPTION(VPB_MAINTAINER "Enable VirtualPlanetBuilder maintainer build methods, such as making svn branches, tags, updating ChangeLog." OFF)
IF (VPB_MAINTAINER)
SET(VIRTUALPLANETBUILDER_SVN "trunk")
#SET(VIRTUALPLANETBUILDER_SVN "branches")
SET(VIRTUALPLANETBUILDER_BRANCH VirtualPlanetBuilder-${VIRTUALPLANETBUILDER_MAJOR_VERSION}.${VIRTUALPLANETBUILDER_MINOR_VERSION})
#
# Provide target for tagging a release
#
SET(SVNCOMMAND svn)
SET(SVNTRUNKDIR http://svn.openscenegraph.org/VirtualPlanetBuilder/trunk)
SET(SVNTAGDIR http://svn.openscenegraph.org/VirtualPlanetBuilder/tags)
SET(SVNBRANCHDIR http://svn.openscenegraph.org/VirtualPlanetBuilder/branches)
IF (VIRTUALPLANETBUILDER_SVN STREQUAL "trunk")
SET(SVNSOURCEDIR ${SVNTRUNKDIR})
ELSE ()
SET(SVNSOURCEDIR ${SVNBRANCHDIR}/${VIRTUALPLANETBUILDER_BRANCH})
ENDIF()
IF (VIRTUALPLANETBUILDER_RELEASE_CANDIDATE EQUAL 0)
SET(RELEASE_NAME VirtualPlanetBuilder-${VIRTUALPLANETBUILDER_VERSION})
ELSE ()
SET(RELEASE_NAME VirtualPlanetBuilder-${VIRTUALPLANETBUILDER_VERSION}-rc${VIRTUALPLANETBUILDER_RELEASE_CANDIDATE})
ENDIF()
ADD_CUSTOM_TARGET(tag-test
COMMAND echo ${SVNCOMMAND} copy ${SVNSOURCEDIR} ${SVNTAGDIR}/${RELEASE_NAME} -m "Release ${RELEASE_NAME}"
)
ADD_CUSTOM_TARGET(tag-run
COMMAND ${SVNCOMMAND} copy ${SVNSOURCEDIR} ${SVNTAGDIR}/${RELEASE_NAME} -m "Release ${RELEASE_NAME}"
)
ADD_CUSTOM_TARGET(branch-test
COMMAND echo ${SVNCOMMAND} copy ${SVNSOURCEDIR} ${SVNBRANCHDIR}/${VIRTUALPLANETBUILDER_BRANCH} -m "Branch ${VIRTUALPLANETBUILDER_BRANCH}"
)
ADD_CUSTOM_TARGET(branch-run
COMMAND ${SVNCOMMAND} copy ${SVNSOURCEDIR} ${SVNBRANCHDIR}/${VIRTUALPLANETBUILDER_BRANCH} -m "Branch ${VIRTUALPLANETBUILDER_BRANCH}"
)
#
# Provide target for generating ChangeLog
#
SET(GENERATELOGS svn2cl)
ADD_CUSTOM_TARGET(ChangeLog
COMMAND ${SVNCOMMAND} update
COMMAND ${GENERATELOGS}
)
ENDIF()
# Find OpenGL
FIND_PACKAGE(OpenGL)
IF(UNIX)
# Not sure what this will do on Cygwin and Msys
# Also, remember OS X X11 is a user installed option so it may not exist.
FIND_PACKAGE(X11)
# Some Unicies need explicit linkage to the Math library or the build fails.
FIND_LIBRARY(MATH_LIBRARY m)
ENDIF()
# Make the headers visible to everything
INCLUDE_DIRECTORIES(
${VirtualPlanetBuilder_SOURCE_DIR}/include
${OPENGL_INCLUDE_DIR}
)
# Common global definitions
#ADD_DEFINITIONS(-D)
# Platform specific definitions
########################################################################################################
##### these were settings located in SetupCommon.cmake used in Luigi builds.... find out what are useful
########################################################################################################
#luigi#SET(CMAKE_VERBOSE_MAKEFILE TRUE)
#luigi#SET(CMAKE_SKIP_RPATH TRUE)
#luigi#SET(CMAKE_SKIP_RULE_DEPENDENCY TRUE)
#luigi#IF(UNIX)
#luigi# LIST_CONTAINS(contains "g++" ${CMAKE_CXX_COMPILER_LIST})
#luigi# IF (contains)
#luigi# MESSAGE(${MY_MESSAGE_DEFAULT} "${CMAKE_CURRENT_LIST_FILE}:${CMAKE_CURRENT_LIST_LINE} setting CMAKE_CXX_COMPILER to g++")
#luigi# SET(CMAKE_CXX_COMPILER "g++")
#luigi# SET(CMAKE_CXX_COMPILER_LOADED 2)
#luigi# SET(CMAKE_CXX_COMPILER_WORKS 2)
#luigi# ENDIF ()
#luigi# SET(CMAKE_CXX_FLAGS_RELEASE "-O2")
#luigi# SET(CMAKE_CXX_FLAGS_DEBUG "-ggdb -gstabs")
#luigi#ENDIF()
########################################################################################################
# Common to all platforms:
SET(OSG_DIR "" CACHE PATH "set to base osg install path")
SET(3rdPartyRoot "" CACHE PATH "set to base 3rd party dependancy path")
SET(CMAKE_DEBUG_POSTFIX "d")
FIND_PACKAGE(OpenSceneGraph 3.0.0 REQUIRED osgDB osgFX osgUtil osgSim osgTerrain osgViewer osgGA osgText)
FIND_PACKAGE(GDAL)
################################################################################
# Create bin and lib directories if required
IF("${CMAKE_SOURCE_DIR}" STREQUAL "${CMAKE_BINARY_DIR}")
FILE(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}/bin ${CMAKE_BINARY_DIR}/lib)
ENDIF()
################################################################################
# Installation stuff
IF(UNIX AND NOT WIN32 AND NOT APPLE)
IF(CMAKE_SIZEOF_VOID_P MATCHES "8")
SET(LIB_POSTFIX "64" CACHE STRING "suffix for 32/64 dir placement")
MARK_AS_ADVANCED(LIB_POSTFIX)
ENDIF()
ENDIF()
IF(NOT DEFINED LIB_POSTFIX)
SET(LIB_POSTFIX "")
ENDIF()
# Here we apparantly do some funky stuff with making the bin/ and lib/
# folders which is probably needed to work around a very old CMake bug?
#SET(OUTPUT_BINDIR ${PROJECT_BINARY_DIR}/bin/${CMAKE_SYSTEM_NAME})
SET(OUTPUT_BINDIR ${PROJECT_BINARY_DIR}/bin)
MAKE_DIRECTORY(${OUTPUT_BINDIR})
SET(EXECUTABLE_OUTPUT_PATH ${OUTPUT_BINDIR})
#SET(OUTPUT_LIBDIR ${PROJECT_BINARY_DIR}/lib/${CMAKE_SYSTEM_NAME})
SET(OUTPUT_LIBDIR ${PROJECT_BINARY_DIR}/lib)
MAKE_DIRECTORY(${OUTPUT_LIBDIR})
SET(LIBRARY_OUTPUT_PATH ${OUTPUT_LIBDIR})
#SET(INSTALL_BINDIR VirtualPlanetBuilder/bin)
#SET(INSTALL_INCDIR VirtualPlanetBuilder/include)
#SET(INSTALL_LIBDIR VirtualPlanetBuilder/lib)
#SET(INSTALL_DOCDIR VirtualPlanetBuilder/doc)
################################################################################
# User Options
# Expose CMAKE_INCLUDE_PATH and CMAKE_LIBARY_PATH to the GUI so users
# may set these values without needing to manipulate the environment.
SET(CMAKE_INCLUDE_PATH ${CMAKE_INCLUDE_PATH} CACHE STRING "You may add additional search paths here. Use ; to separate multiple paths.")
SET(CMAKE_LIBRARY_PATH ${CMAKE_LIBRARY_PATH} CACHE STRING "You may add additional search paths here. Use ; to separate multiple paths.")
# We are proposing that a new variable called CMAKE_PREFIX_PATH be introduced
# to CMake to compliment CMAKE_INCLUDE_PATH and CMAKE_LIBRARY_PATH.
# A formal feature request has been submited to CMake, Bug #4947.
# It is intended for those users who have common prefixes for their INCLUDE
# and LIBRARY locations. So if users have headers in /usr/local/include
# and libraries in /usr/local/lib, the common prefix is /usr/local.
# It should also cover the case where headers and libraries are
# in the same directory.
# Our proposal expects that FIND_* commands will automatically search for
# CMAKE_PREFIX_PATH right after CMAKE_INCLUDE_PATH or CMAKE_LIBRARY_PATH.
# Obviously, since CMake does not currently support this, we must write
# our Find*.cmake modules to explicitly support this. Otherwise, this variable
# will have no impact.
# This is unofficial so this may be removed or changed at anytime.
SET(CMAKE_PREFIX_PATH ${CMAKE_PREFIX_PATH} CACHE STRING "(EXPERIMENTAL) You may add additional search paths here. Use ; to separate multiple paths.")
# This is for an advanced option to give aggressive warnings
# under different compilers. If yours is not implemented, this option
# will not be made available.
IF(CMAKE_COMPILER_IS_GNUCXX)
# To be complete, we might also do GNUCC flags,
# but everything here is C++ code.
# -Wshadow and -Woverloaded-virtual are also interesting flags, but OSG
# returns too many hits.
# FYI, if we do implement GNUCC, then -Wmissing-prototypes in another
# interesting C-specific flag.
# Also, there is a bug in gcc 4.0. Under C++, -pedantic will create
# errors instead of warnings for certain issues, including superfluous
# semicolons and commas, and the use of long long. -fpermissive seems
# to be the workaround.
SET(OSG_AGGRESSIVE_WARNING_FLAGS -Wall -Wparentheses -Wno-long-long -Wno-import -pedantic -Wreturn-type -Wmissing-braces -Wunknown-pragmas -Wunused -fpermissive)
# Previous included -Wformat=2 in OSG_AGGRESSIVE_WARNING_FLAGS but had to remove it due to standard library errors
ELSE()
IF(MSVC)
# FIXME: What are good aggressive warning flags for Visual Studio?
# And do we need to further subcase this for different versions of VS?
# CMake variables: MSVC60, MSVC70, MSVC71, MSVC80, CMAKE_COMPILER_2005
SET(OSG_AGGRESSIVE_WARNING_FLAGS /W4 /wd4706 /wd4127 /wd4100)
if(${MSVC_VERSION} STRGREATER 1600)
message("msvc2010 + build fix /FORCE:MULTIPLE")
SET(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /FORCE:MULTIPLE")
endif()
ELSE()
# CMake lacks an elseif, so other non-gcc, non-VS compilers need
# to be listed below. If unhandled, OSG_AGGRESSIVE_WARNING_FLAGS should
# remain unset.
ENDIF()
ENDIF()
# This part is for the CMake menu option to toggle the warnings on/off.
# This will only be made available if we set values for OSG_AGGRESSIVE_WARNING_FLAGS.
IF(OSG_AGGRESSIVE_WARNING_FLAGS)
IF (APPLE)
SET(DEFAULT_USE_AGGRESSIVE_WARNINGS OFF)
ELSE()
SET(DEFAULT_USE_AGGRESSIVE_WARNINGS ON)
ENDIF()
OPTION(OSG_USE_AGGRESSIVE_WARNINGS "Enable to activate aggressive warnings" ${DEFAULT_USE_AGGRESSIVE_WARNINGS})
MARK_AS_ADVANCED(OSG_USE_AGGRESSIVE_WARNINGS)
IF(OSG_USE_AGGRESSIVE_WARNINGS)
# Add flags defined by OSG_AGGRESSIVE_WARNING_FLAGS if they aren't already there
FOREACH(flag ${OSG_AGGRESSIVE_WARNING_FLAGS})
IF(NOT CMAKE_CXX_FLAGS MATCHES "${flag}")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${flag}")
ENDIF()
ENDFOREACH()
ELSE()
# Remove all flags considered aggresive
FOREACH(flag ${OSG_AGGRESSIVE_WARNING_FLAGS})
STRING(REGEX REPLACE "${flag}" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
ENDFOREACH()
ENDIF()
ENDIF()
# Dynamic vs Static Linking
OPTION(DYNAMIC_VIRTUALPLANETBUILDER "Set to ON to build VIRTUALPLANETBUILDER for dynamic linking. Use OFF for static." ON)
IF (DYNAMIC_VIRTUALPLANETBUILDER)
SET(VIRTUALPLANETBUILDER_USER_DEFINED_DYNAMIC_OR_STATIC "SHARED")
ELSE ()
SET(VIRTUALPLANETBUILDER_USER_DEFINED_DYNAMIC_OR_STATIC "STATIC")
ENDIF()
INCLUDE(VpbMacroUtils)
# VPB Core
IF(NOT OSG_FOUND)
message(FATAL_ERROR "OSG was not found")
ENDIF()
IF(NOT GDAL_FOUND)
message(FATAL_ERROR "GDAL was not found")
ENDIF()
ADD_SUBDIRECTORY(src)
ADD_SUBDIRECTORY(applications)
# Set defaults for Universal Binaries. We want 32-bit Intel/PPC on 10.4
# and 32/64-bit Intel/PPC on >= 10.5. Anything <= 10.3 doesn't support.
IF(APPLE)
# These are just defaults/recommendations, but how we want to build
# out of the box. But the user needs to be able to change these options.
# So we must only set the values the first time CMake is run, or we
# will overwrite any changes the user sets.
# FORCE is used because the options are not reflected in the UI otherwise.
# Seems like a good place to add version specific compiler flags too.
IF(NOT VPB_CONFIG_HAS_BEEN_RUN_BEFORE)
# This is really fragile, but CMake doesn't provide the OS system
# version information we need. (Darwin versions can be changed
# independently of OS X versions.)
# It does look like CMake handles the CMAKE_OSX_SYSROOT automatically.
IF(EXISTS /Developer/SDKs/10.5.sdk)
SET(CMAKE_OSX_ARCHITECTURES "ppc;i386;ppc64;x86_64" CACHE STRING "Build architectures for OSX" FORCE)
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mmacosx-version-min=10.5 -ftree-vectorize -fvisibility-inlines-hidden" CACHE STRING "Flags used by the compiler during all build types." FORCE)
ELSE()
IF(EXISTS /Developer/SDKs/MacOSX10.4u.sdk)
SET(CMAKE_OSX_ARCHITECTURES "ppc;i386" CACHE STRING "Build architectures for OSX" FORCE)
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mmacosx-version-min=10.4 -ftree-vectorize -fvisibility-inlines-hidden" CACHE STRING "Flags used by the compiler during all build types." FORCE)
ELSE(EXISTS /Developer/SDKs/MacOSX10.4u.sdk)
# No Universal Binary support
# Should break down further to set the -mmacosx-version-min,
# but the SDK detection is too unreliable here.
ENDIF()
ENDIF()
ENDIF()
OPTION(VPB_BUILD_APPLICATION_BUNDLES "Enable the building of applications and examples as OSX Bundles" OFF)
ENDIF()
# This needs to be run very last so other parts of the scripts can take
# advantage of this.
IF(NOT VPB_CONFIG_HAS_BEEN_RUN_BEFORE)
SET(VPB_CONFIG_HAS_BEEN_RUN_BEFORE 1 CACHE INTERNAL "Flag to track whether this is the first time running CMake or if CMake has been configured before")
ENDIF()
#-----------------------------------------------------------------------------
### uninstall target
#-----------------------------------------------------------------------------
CONFIGURE_FILE(
"${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/cmake_uninstall.cmake.in"
"${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake"
IMMEDIATE @ONLY)
ADD_CUSTOM_TARGET(uninstall
"${CMAKE_COMMAND}" -P "${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake")