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# Ceres Solver - A fast non-linear least squares minimizer
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# Copyright 2015 Google Inc. All rights reserved.
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# http://ceres-solver.org/
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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# * Neither the name of Google Inc. nor the names of its contributors may be
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# used to endorse or promote products derived from this software without
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# specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# Authors: keir@google.com (Keir Mierle)
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# alexs.mac@gmail.com (Alex Stewart)
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cmake_minimum_required(VERSION 2.8.0)
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cmake_policy(VERSION 2.8)
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cmake_policy(SET CMP0003 NEW)
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if (POLICY CMP0042)
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cmake_policy(SET CMP0042 NEW)
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endif()
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project(Ceres C CXX)
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# NOTE: The 'generic' CMake variables CMAKE_[SOURCE/BINARY]_DIR should not be
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# used. Always use the project-specific variants (generated by CMake):
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# <PROJECT_NAME_MATCHING_CASE>_[SOURCE/BINARY]_DIR, e.g.
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# Ceres_SOURCE_DIR (note, *not* CERES_SOURCE_DIR) instead, as these will
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# always point to the correct directories for the Ceres project, even if
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# it is nested inside another source tree, whereas the 'generic'
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# CMake variables refer to the *first* project() declaration, i.e. the
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# top-level project, not Ceres, if Ceres is nested.
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# Make CMake aware of the cmake folder for local FindXXX scripts,
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# append rather than set in case the user has passed their own
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# additional paths via -D.
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list(APPEND CMAKE_MODULE_PATH "${Ceres_SOURCE_DIR}/cmake")
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include(UpdateCacheVariable)
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# Set up the git hook to make Gerrit Change-Id: lines in commit messages.
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include(AddGerritCommitHook)
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add_gerrit_commit_hook(${Ceres_SOURCE_DIR} ${Ceres_BINARY_DIR})
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# On OS X, add the Homebrew prefix to the set of prefixes searched by
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# CMake in find_path & find_library. This should ensure that we can
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# still build Ceres even if Homebrew is installed in a non-standard
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# location (not /usr/local).
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if (CMAKE_SYSTEM_NAME MATCHES "Darwin")
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find_program(HOMEBREW_EXECUTABLE brew)
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mark_as_advanced(FORCE HOMEBREW_EXECUTABLE)
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if (HOMEBREW_EXECUTABLE)
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# Detected a Homebrew install, query for its install prefix.
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execute_process(COMMAND ${HOMEBREW_EXECUTABLE} --prefix
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OUTPUT_VARIABLE HOMEBREW_INSTALL_PREFIX
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OUTPUT_STRIP_TRAILING_WHITESPACE)
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message(STATUS "Detected Homebrew with install prefix: "
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"${HOMEBREW_INSTALL_PREFIX}, adding to CMake search paths.")
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list(APPEND CMAKE_PREFIX_PATH "${HOMEBREW_INSTALL_PREFIX}")
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endif()
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endif()
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${Ceres_BINARY_DIR}/bin)
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${Ceres_BINARY_DIR}/lib)
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set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${Ceres_BINARY_DIR}/lib)
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# Set postfixes for generated libraries based on buildtype.
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set(CMAKE_RELEASE_POSTFIX "")
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set(CMAKE_DEBUG_POSTFIX "-debug")
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# Read the Ceres version from the source, such that we only ever have a single
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# definition of the Ceres version.
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include(ReadCeresVersionFromSource)
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read_ceres_version_from_source(${Ceres_SOURCE_DIR})
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enable_testing()
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option(MINIGLOG "Use a stripped down version of glog." OFF)
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option(GFLAGS "Enable Google Flags." ON)
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option(SUITESPARSE "Enable SuiteSparse." ON)
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option(CXSPARSE "Enable CXSparse." ON)
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option(LAPACK "Enable use of LAPACK." ON)
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# Template specializations for the Schur complement based solvers. If
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# compile time, binary size or compiler performance is an issue, you
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# may consider disabling this.
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option(SCHUR_SPECIALIZATIONS "Enable fixed-size schur specializations." ON)
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option(CUSTOM_BLAS
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"Use handcoded BLAS routines (usually faster) instead of Eigen."
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ON)
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# Multithreading using OpenMP
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option(OPENMP "Enable threaded solving in Ceres (requires OpenMP)" ON)
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# Enable the use of Eigen as a sparse linear algebra library for
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# solving the nonlinear least squares problems. Enabling this
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# option will result in an LGPL licensed version of Ceres Solver
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# as the Simplicial Cholesky factorization in Eigen is licensed under the LGPL.
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# This does not affect the covariance estimation algorithm, as it
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# depends on the sparse QR factorization algorithm, which is licensed
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# under the MPL.
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OPTION(EIGENSPARSE
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"Enable Eigen as a sparse linear algebra library, WARNING: results in an LGPL licensed Ceres." OFF)
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if (NOT MSVC)
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# Ceres does not use C++11 internally, however it does use shared_ptr
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# (required) and unordered_map (if available), both of which were present in
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# previous iterations of what became C++11. GCC & Clang can have both TR1 &
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# C++11 versions of both shared_ptr & unordered_map and by default on Linux,
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# we will detect the TR1 versions if they exist, as they do NOT require
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# -std=c++11 to be passed when compiling Ceres, and any client code that uses
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# Ceres. This will result in conflicts if the client code uses C++11.
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# Enabling this option forces the use of the C++11 versions (& -std=c++11) if
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# available.
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#
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# This option is not available on Windows when using MSVC, as there, any new
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# (C++11 etc) features available are on by default and there is no analogue to
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# -std=c++11. It will however be available for MinGW & CygWin, which can
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# support -std=c++11.
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option(CXX11 "Enable use of C++11 headers if available (requires client code use C++11)." OFF)
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endif(NOT MSVC)
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option(EXPORT_BUILD_DIR
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"Export build directory using CMake (enables external use without install)." OFF)
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option(BUILD_TESTING "Enable tests" ON)
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option(BUILD_DOCUMENTATION "Build User's Guide (html)" OFF)
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option(BUILD_EXAMPLES "Build examples" ON)
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option(BUILD_SHARED_LIBS "Build Ceres as a shared library." OFF)
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if (MSVC)
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option(MSVC_USE_STATIC_CRT
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"MS Visual Studio: Use static C-Run Time Library in place of shared." OFF)
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if (BUILD_TESTING AND BUILD_SHARED_LIBS)
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message(
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"-- Disabling tests. The flags BUILD_TESTING and BUILD_SHARED_LIBS"
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" are incompatible with MSVC.")
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update_cache_variable(BUILD_TESTING OFF)
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endif (BUILD_TESTING AND BUILD_SHARED_LIBS)
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endif (MSVC)
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# Allow user to specify a suffix for the library install directory, the only
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# really sensible option (other than "") being "64", such that:
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# ${CMAKE_INSTALL_PREFIX}/lib -> ${CMAKE_INSTALL_PREFIX}/lib64.
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#
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# Heuristic for determining LIB_SUFFIX. FHS recommends that 64-bit systems
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# install native libraries to lib64 rather than lib. Most distros seem to
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# follow this convention with a couple notable exceptions (Debian-based and
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# Arch-based distros) which we try to detect here.
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if (CMAKE_SYSTEM_NAME MATCHES "Linux" AND
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NOT DEFINED LIB_SUFFIX AND
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NOT CMAKE_CROSSCOMPILING AND
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CMAKE_SIZEOF_VOID_P EQUAL "8" AND
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NOT EXISTS "/etc/debian_version" AND
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NOT EXISTS "/etc/arch-release")
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message("-- Detected non-Debian/Arch-based 64-bit Linux distribution. "
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"Defaulting to library install directory: lib${LIB_SUFFIX}. You can "
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"override this by specifying LIB_SUFFIX.")
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set(LIB_SUFFIX "64")
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endif ()
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# Only create the cache variable (for the CMake GUI) after attempting to detect
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# the suffix *if not specified by the user* (NOT DEFINED LIB_SUFFIX in if())
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# s/t the user could override our autodetected suffix with "" if desired.
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set(LIB_SUFFIX "${LIB_SUFFIX}" CACHE STRING
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"Suffix of library install directory (to support lib/lib64)." FORCE)
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# IOS is defined iff using the iOS.cmake CMake toolchain to build a static
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# library for iOS.
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if (IOS)
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message(STATUS "Building Ceres for iOS platform: ${IOS_PLATFORM}")
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# Ceres requires at least iOS 7.0+.
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if (IOS_DEPLOYMENT_TARGET VERSION_LESS 7.0)
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message(FATAL_ERROR "Unsupported iOS version: ${IOS_DEPLOYMENT_TARGET}, Ceres "
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"requires at least iOS version 7.0")
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endif()
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update_cache_variable(MINIGLOG ON)
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message(STATUS "Building for iOS: Forcing use of miniglog instead of glog.")
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update_cache_variable(SUITESPARSE OFF)
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update_cache_variable(CXSPARSE OFF)
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update_cache_variable(GFLAGS OFF)
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update_cache_variable(OPENMP OFF)
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# Apple claims that the BLAS call dsyrk_ is a private API, and will not allow
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# you to submit to the Apple Store if the symbol is present.
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update_cache_variable(LAPACK OFF)
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message(STATUS "Building for iOS: SuiteSparse, CXSparse, LAPACK, gflags, "
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"and OpenMP are not available.")
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update_cache_variable(BUILD_EXAMPLES OFF)
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message(STATUS "Building for iOS: Will not build examples.")
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endif (IOS)
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unset(CERES_COMPILE_OPTIONS)
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# Eigen.
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find_package(Eigen REQUIRED)
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if (EIGEN_FOUND)
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if (EIGEN_VERSION VERSION_LESS 3.1.0)
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message(FATAL_ERROR "-- Ceres requires Eigen version >= 3.1.0 in order "
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"that Eigen/SparseCore be available, detected version of Eigen is: "
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"${EIGEN_VERSION}")
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endif (EIGEN_VERSION VERSION_LESS 3.1.0)
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message("-- Found Eigen version ${EIGEN_VERSION}: ${EIGEN_INCLUDE_DIRS}")
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# Ensure that only MPL2 licensed code is part of the default build.
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message("")
|
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message(" ===============================================================")
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if (EIGENSPARSE)
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list(APPEND CERES_COMPILE_OPTIONS CERES_USE_EIGEN_SPARSE)
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message(" Enabling the use of Eigen as a sparse linear algebra library ")
|
|
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message(" for solving the nonlinear least squares problems. Enabling ")
|
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message(" this option results in an LGPL licensed version of ")
|
|
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message(" Ceres Solver as the Simplicial Cholesky factorization in Eigen")
|
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message(" is licensed under the LGPL. ")
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ea1746 |
|
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if (EIGEN_VERSION VERSION_LESS 3.2.2)
|
|
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message(" WARNING:")
|
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message("")
|
|
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message(" Your version of Eigen is older than version 3.2.2.")
|
|
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message(" The performance of SPARSE_NORMAL_CHOLESKY and SPARSE_SCHUR")
|
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message(" linear solvers will suffer. ")
|
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endif (EIGEN_VERSION VERSION_LESS 3.2.2)
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|
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ea1746 |
|
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else (EIGENSPARSE)
|
|
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message(" Disabling the use of Eigen as a sparse linear algebra library.")
|
|
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message(" This does not affect the covariance estimation algorithm ")
|
|
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message(" which can still use the EIGEN_SPARSE_QR algorithm.")
|
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add_definitions(-DEIGEN_MPL2_ONLY)
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ea1746 |
endif (EIGENSPARSE)
|
|
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message(" ===============================================================")
|
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message("")
|
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ea1746 |
endif (EIGEN_FOUND)
|
|
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ea1746 |
|
|
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ea1746 |
# LAPACK (& BLAS).
|
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if (LAPACK)
|
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ea1746 |
find_package(LAPACK QUIET)
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if (LAPACK_FOUND)
|
|
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message("-- Found LAPACK library: ${LAPACK_LIBRARIES}")
|
|
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else (LAPACK_FOUND)
|
|
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message("-- Did not find LAPACK library, disabling LAPACK support.")
|
|
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ea1746 |
endif (LAPACK_FOUND)
|
|
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ea1746 |
|
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ea1746 |
find_package(BLAS QUIET)
|
|
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ea1746 |
if (BLAS_FOUND)
|
|
Packit |
ea1746 |
message("-- Found BLAS library: ${BLAS_LIBRARIES}")
|
|
Packit |
ea1746 |
else (BLAS_FOUND)
|
|
Packit |
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message("-- Did not find BLAS library, disabling LAPACK support.")
|
|
Packit |
ea1746 |
endif (BLAS_FOUND)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (NOT (LAPACK_FOUND AND BLAS_FOUND))
|
|
Packit |
ea1746 |
update_cache_variable(LAPACK OFF)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_NO_LAPACK)
|
|
Packit |
ea1746 |
endif (NOT (LAPACK_FOUND AND BLAS_FOUND))
|
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Packit |
ea1746 |
else (LAPACK)
|
|
Packit |
ea1746 |
message("-- Building without LAPACK.")
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_NO_LAPACK)
|
|
Packit |
ea1746 |
endif (LAPACK)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# SuiteSparse.
|
|
Packit |
ea1746 |
if (SUITESPARSE AND NOT LAPACK)
|
|
Packit |
ea1746 |
# If user has disabled LAPACK, but left SUITESPARSE ON, turn it OFF,
|
|
Packit |
ea1746 |
# LAPACK controls whether Ceres will be linked, directly or indirectly
|
|
Packit |
ea1746 |
# via SuiteSparse to LAPACK.
|
|
Packit |
ea1746 |
message("-- Disabling SuiteSparse as use of LAPACK has been disabled, "
|
|
Packit |
ea1746 |
"turn ON LAPACK to enable (optional) building with SuiteSparse.")
|
|
Packit |
ea1746 |
update_cache_variable(SUITESPARSE OFF)
|
|
Packit |
ea1746 |
endif (SUITESPARSE AND NOT LAPACK)
|
|
Packit |
ea1746 |
if (SUITESPARSE)
|
|
Packit |
ea1746 |
# By default, if SuiteSparse and all dependencies are found, Ceres is
|
|
Packit |
ea1746 |
# built with SuiteSparse support.
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Check for SuiteSparse and dependencies.
|
|
Packit |
ea1746 |
find_package(SuiteSparse)
|
|
Packit |
ea1746 |
if (SUITESPARSE_FOUND)
|
|
Packit |
ea1746 |
# On Ubuntu the system install of SuiteSparse (v3.4.0) up to at least
|
|
Packit |
ea1746 |
# Ubuntu 13.10 cannot be used to link shared libraries.
|
|
Packit |
ea1746 |
if (BUILD_SHARED_LIBS AND
|
|
Packit |
ea1746 |
SUITESPARSE_IS_BROKEN_SHARED_LINKING_UBUNTU_SYSTEM_VERSION)
|
|
Packit |
ea1746 |
message(FATAL_ERROR "You are attempting to build Ceres as a shared "
|
|
Packit |
ea1746 |
"library on Ubuntu using a system package install of SuiteSparse "
|
|
Packit |
ea1746 |
"3.4.0. This package is broken and does not support the "
|
|
Packit |
ea1746 |
"construction of shared libraries (you can still build Ceres as "
|
|
Packit |
ea1746 |
"a static library). If you wish to build a shared version of Ceres "
|
|
Packit |
ea1746 |
"you should uninstall the system install of SuiteSparse "
|
|
Packit |
ea1746 |
"(libsuitesparse-dev) and perform a source install of SuiteSparse "
|
|
Packit |
ea1746 |
"(we recommend that you use the latest version), "
|
|
Packit |
ea1746 |
"see http://ceres-solver.org/building.html for more information.")
|
|
Packit |
ea1746 |
endif (BUILD_SHARED_LIBS AND
|
|
Packit |
ea1746 |
SUITESPARSE_IS_BROKEN_SHARED_LINKING_UBUNTU_SYSTEM_VERSION)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# By default, if all of SuiteSparse's dependencies are found, Ceres is
|
|
Packit |
ea1746 |
# built with SuiteSparse support.
|
|
Packit |
ea1746 |
message("-- Found SuiteSparse ${SUITESPARSE_VERSION}, "
|
|
Packit |
ea1746 |
"building with SuiteSparse.")
|
|
Packit |
ea1746 |
else (SUITESPARSE_FOUND)
|
|
Packit |
ea1746 |
# Disable use of SuiteSparse if it cannot be found and continue.
|
|
Packit |
ea1746 |
message("-- Did not find all SuiteSparse dependencies, disabling "
|
|
Packit |
ea1746 |
"SuiteSparse support.")
|
|
Packit |
ea1746 |
update_cache_variable(SUITESPARSE OFF)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_NO_SUITESPARSE)
|
|
Packit |
ea1746 |
endif (SUITESPARSE_FOUND)
|
|
Packit |
ea1746 |
else (SUITESPARSE)
|
|
Packit |
ea1746 |
message("-- Building without SuiteSparse.")
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_NO_SUITESPARSE)
|
|
Packit |
ea1746 |
endif (SUITESPARSE)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# CXSparse.
|
|
Packit |
ea1746 |
if (CXSPARSE)
|
|
Packit |
ea1746 |
# Don't search with REQUIRED as we can continue without CXSparse.
|
|
Packit |
ea1746 |
find_package(CXSparse)
|
|
Packit |
ea1746 |
if (CXSPARSE_FOUND)
|
|
Packit |
ea1746 |
# By default, if CXSparse and all dependencies are found, Ceres is
|
|
Packit |
ea1746 |
# built with CXSparse support.
|
|
Packit |
ea1746 |
message("-- Found CXSparse version: ${CXSPARSE_VERSION}, "
|
|
Packit |
ea1746 |
"building with CXSparse.")
|
|
Packit |
ea1746 |
else (CXSPARSE_FOUND)
|
|
Packit |
ea1746 |
# Disable use of CXSparse if it cannot be found and continue.
|
|
Packit |
ea1746 |
message("-- Did not find CXSparse, Building without CXSparse.")
|
|
Packit |
ea1746 |
update_cache_variable(CXSPARSE OFF)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_NO_CXSPARSE)
|
|
Packit |
ea1746 |
endif (CXSPARSE_FOUND)
|
|
Packit |
ea1746 |
else (CXSPARSE)
|
|
Packit |
ea1746 |
message("-- Building without CXSparse.")
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_NO_CXSPARSE)
|
|
Packit |
ea1746 |
# Mark as advanced (remove from default GUI view) the CXSparse search
|
|
Packit |
ea1746 |
# variables in case user enabled CXSPARSE, FindCXSparse did not find it, so
|
|
Packit |
ea1746 |
# made search variables visible in GUI for user to set, but then user disables
|
|
Packit |
ea1746 |
# CXSPARSE instead of setting them.
|
|
Packit |
ea1746 |
mark_as_advanced(FORCE CXSPARSE_INCLUDE_DIR
|
|
Packit |
ea1746 |
CXSPARSE_LIBRARY)
|
|
Packit |
ea1746 |
endif (CXSPARSE)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Ensure that the user understands they have disabled all sparse libraries.
|
|
Packit |
ea1746 |
if (NOT SUITESPARSE AND NOT CXSPARSE AND NOT EIGENSPARSE)
|
|
Packit |
ea1746 |
message(" ===============================================================")
|
|
Packit |
ea1746 |
message(" Compiling without any sparse library: SuiteSparse, CXSparse ")
|
|
Packit |
ea1746 |
message(" & Eigen (Sparse) are all disabled or unavailable. No sparse ")
|
|
Packit |
ea1746 |
message(" linear solvers (SPARSE_NORMAL_CHOLESKY & SPARSE_SCHUR)")
|
|
Packit |
ea1746 |
message(" will be available when Ceres is used.")
|
|
Packit |
ea1746 |
message(" ===============================================================")
|
|
Packit |
ea1746 |
endif(NOT SUITESPARSE AND NOT CXSPARSE AND NOT EIGENSPARSE)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# GFlags.
|
|
Packit |
ea1746 |
if (GFLAGS)
|
|
Packit |
ea1746 |
# Don't search with REQUIRED as we can continue without gflags.
|
|
Packit |
ea1746 |
find_package(Gflags)
|
|
Packit |
ea1746 |
if (GFLAGS_FOUND)
|
|
Packit |
ea1746 |
message("-- Found Google Flags header in: ${GFLAGS_INCLUDE_DIRS}, "
|
|
Packit |
ea1746 |
"in namespace: ${GFLAGS_NAMESPACE}")
|
|
Packit |
ea1746 |
add_definitions(-DCERES_GFLAGS_NAMESPACE=${GFLAGS_NAMESPACE})
|
|
Packit |
ea1746 |
else (GFLAGS_FOUND)
|
|
Packit |
ea1746 |
message("-- Did not find Google Flags (gflags), Building without gflags "
|
|
Packit |
ea1746 |
"- no tests or tools will be built!")
|
|
Packit |
ea1746 |
update_cache_variable(GFLAGS OFF)
|
|
Packit |
ea1746 |
endif (GFLAGS_FOUND)
|
|
Packit |
ea1746 |
else (GFLAGS)
|
|
Packit |
ea1746 |
message("-- Google Flags disabled; no tests or tools will be built!")
|
|
Packit |
ea1746 |
# Mark as advanced (remove from default GUI view) the gflags search
|
|
Packit |
ea1746 |
# variables in case user enabled GFLAGS, FindGflags did not find it, so
|
|
Packit |
ea1746 |
# made search variables visible in GUI for user to set, but then user disables
|
|
Packit |
ea1746 |
# GFLAGS instead of setting them.
|
|
Packit |
ea1746 |
mark_as_advanced(FORCE GFLAGS_INCLUDE_DIR
|
|
Packit |
ea1746 |
GFLAGS_LIBRARY
|
|
Packit |
ea1746 |
GFLAGS_NAMESPACE)
|
|
Packit |
ea1746 |
endif (GFLAGS)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# MiniGLog.
|
|
Packit |
ea1746 |
if (MINIGLOG)
|
|
Packit |
ea1746 |
message("-- Compiling minimal glog substitute into Ceres.")
|
|
Packit |
ea1746 |
set(GLOG_INCLUDE_DIRS internal/ceres/miniglog)
|
|
Packit |
ea1746 |
set(MINIGLOG_MAX_LOG_LEVEL 2 CACHE STRING "The maximum message severity level to be logged")
|
|
Packit |
ea1746 |
add_definitions("-DMAX_LOG_LEVEL=${MINIGLOG_MAX_LOG_LEVEL}")
|
|
Packit |
ea1746 |
message("-- Using minimal glog substitute (include): ${GLOG_INCLUDE_DIRS}")
|
|
Packit |
ea1746 |
message("-- Max log level for minimal glog substitute: ${MINIGLOG_MAX_LOG_LEVEL}")
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Mark as advanced (remove from default GUI view) the glog search
|
|
Packit |
ea1746 |
# variables in case user disables MINIGLOG, FindGlog did not find it, so
|
|
Packit |
ea1746 |
# made search variables visible in GUI for user to set, but then user enables
|
|
Packit |
ea1746 |
# MINIGLOG instead of setting them.
|
|
Packit |
ea1746 |
mark_as_advanced(FORCE GLOG_INCLUDE_DIR
|
|
Packit |
ea1746 |
GLOG_LIBRARY)
|
|
Packit |
ea1746 |
else (MINIGLOG)
|
|
Packit |
ea1746 |
unset(MINIGLOG_MAX_LOG_LEVEL CACHE)
|
|
Packit |
ea1746 |
# Don't search with REQUIRED so that configuration continues if not found and
|
|
Packit |
ea1746 |
# we can output an error messages explaining MINIGLOG option.
|
|
Packit |
ea1746 |
find_package(Glog)
|
|
Packit |
ea1746 |
if (NOT GLOG_FOUND)
|
|
Packit |
ea1746 |
message(FATAL_ERROR "Can't find Google Log (glog). Please set either: "
|
|
Packit |
ea1746 |
"glog_DIR (newer CMake built versions of glog) or GLOG_INCLUDE_DIR & "
|
|
Packit |
ea1746 |
"GLOG_LIBRARY or enable MINIGLOG option to use minimal glog "
|
|
Packit |
ea1746 |
"implementation.")
|
|
Packit |
ea1746 |
endif(NOT GLOG_FOUND)
|
|
Packit |
ea1746 |
# By default, assume gflags was found, updating the message if it was not.
|
|
Packit |
ea1746 |
set(GLOG_GFLAGS_DEPENDENCY_MESSAGE
|
|
Packit |
ea1746 |
" Assuming glog was built with gflags support as gflags was found. "
|
|
Packit |
ea1746 |
"This will make gflags a public dependency of Ceres.")
|
|
Packit |
ea1746 |
if (NOT GFLAGS_FOUND)
|
|
Packit |
ea1746 |
set(GLOG_GFLAGS_DEPENDENCY_MESSAGE
|
|
Packit |
ea1746 |
" Assuming glog was NOT built with gflags support as gflags was "
|
|
Packit |
ea1746 |
"not found. If glog was built with gflags, please set the "
|
|
Packit |
ea1746 |
"gflags search locations such that it can be found by Ceres. "
|
|
Packit |
ea1746 |
"Otherwise, Ceres may fail to link due to missing gflags symbols.")
|
|
Packit |
ea1746 |
endif(NOT GFLAGS_FOUND)
|
|
Packit |
ea1746 |
message("-- Found Google Log (glog)." ${GLOG_GFLAGS_DEPENDENCY_MESSAGE})
|
|
Packit |
ea1746 |
endif (MINIGLOG)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (NOT SCHUR_SPECIALIZATIONS)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_RESTRICT_SCHUR_SPECIALIZATION)
|
|
Packit |
ea1746 |
message("-- Disabling Schur specializations (faster compiles)")
|
|
Packit |
ea1746 |
endif (NOT SCHUR_SPECIALIZATIONS)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (NOT CUSTOM_BLAS)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_NO_CUSTOM_BLAS)
|
|
Packit |
ea1746 |
message("-- Disabling custom blas")
|
|
Packit |
ea1746 |
endif (NOT CUSTOM_BLAS)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (OPENMP)
|
|
Packit |
ea1746 |
# Find quietly, as we can continue without OpenMP if it is not found.
|
|
Packit |
ea1746 |
find_package(OpenMP QUIET)
|
|
Packit |
ea1746 |
if (OPENMP_FOUND)
|
|
Packit |
ea1746 |
message("-- Building with OpenMP.")
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_USE_OPENMP)
|
|
Packit |
ea1746 |
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
|
|
Packit |
ea1746 |
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
|
|
Packit |
ea1746 |
if (UNIX)
|
|
Packit |
ea1746 |
# At least on Linux, we need pthreads to be enabled for mutex to
|
|
Packit |
ea1746 |
# compile. This may not work on Windows or Android.
|
|
Packit |
ea1746 |
find_package(Threads REQUIRED)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_HAVE_PTHREAD)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_HAVE_RWLOCK)
|
|
Packit |
ea1746 |
endif (UNIX)
|
|
Packit |
ea1746 |
else (OPENMP_FOUND)
|
|
Packit |
ea1746 |
message("-- Failed to find OpenMP, disabling. This is expected on "
|
|
Packit |
ea1746 |
"Clang < 3.8, and at least Xcode <= 7.")
|
|
Packit |
ea1746 |
update_cache_variable(OPENMP OFF)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_NO_THREADS)
|
|
Packit |
ea1746 |
endif (OPENMP_FOUND)
|
|
Packit |
ea1746 |
else (OPENMP)
|
|
Packit |
ea1746 |
message("-- Building without OpenMP (disabling multithreading).")
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_NO_THREADS)
|
|
Packit |
ea1746 |
endif (OPENMP)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Initialise CMAKE_REQUIRED_FLAGS used by CheckCXXSourceCompiles with the
|
|
Packit |
ea1746 |
# contents of CMAKE_CXX_FLAGS such that if the user has passed extra flags
|
|
Packit |
ea1746 |
# they are used when discovering shared_ptr/unordered_map.
|
|
Packit |
ea1746 |
set(CMAKE_REQUIRED_FLAGS ${CMAKE_CXX_FLAGS})
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
include(CheckCXXCompilerFlag)
|
|
Packit |
ea1746 |
check_cxx_compiler_flag("-std=c++11" COMPILER_HAS_CXX11_FLAG)
|
|
Packit |
ea1746 |
if (CXX11 AND COMPILER_HAS_CXX11_FLAG)
|
|
Packit |
ea1746 |
# Update CMAKE_REQUIRED_FLAGS used by CheckCXXSourceCompiles to include
|
|
Packit |
ea1746 |
# -std=c++11 s/t we will detect the C++11 versions of unordered_map &
|
|
Packit |
ea1746 |
# shared_ptr if they exist.
|
|
Packit |
ea1746 |
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -std=c++11")
|
|
Packit |
ea1746 |
endif (CXX11 AND COMPILER_HAS_CXX11_FLAG)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Set the Ceres compile definitions for the unordered_map configuration.
|
|
Packit |
ea1746 |
include(FindUnorderedMap)
|
|
Packit |
ea1746 |
find_unordered_map()
|
|
Packit |
ea1746 |
if (UNORDERED_MAP_FOUND)
|
|
Packit |
ea1746 |
if (HAVE_UNORDERED_MAP_IN_STD_NAMESPACE)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_STD_UNORDERED_MAP)
|
|
Packit |
ea1746 |
endif(HAVE_UNORDERED_MAP_IN_STD_NAMESPACE)
|
|
Packit |
ea1746 |
if (HAVE_UNORDERED_MAP_IN_TR1_NAMESPACE)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_STD_UNORDERED_MAP_IN_TR1_NAMESPACE)
|
|
Packit |
ea1746 |
endif(HAVE_UNORDERED_MAP_IN_TR1_NAMESPACE)
|
|
Packit |
ea1746 |
if (HAVE_TR1_UNORDERED_MAP_IN_TR1_NAMESPACE)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_TR1_UNORDERED_MAP)
|
|
Packit |
ea1746 |
endif(HAVE_TR1_UNORDERED_MAP_IN_TR1_NAMESPACE)
|
|
Packit |
ea1746 |
else (UNORDERED_MAP_FOUND)
|
|
Packit |
ea1746 |
message("-- Replacing unordered_map/set with map/set (warning: slower!), "
|
|
Packit |
ea1746 |
"try enabling CXX11 option if you expect C++11 to be available.")
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_NO_UNORDERED_MAP)
|
|
Packit |
ea1746 |
endif()
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Set the Ceres compile definitions for the shared_ptr configuration.
|
|
Packit |
ea1746 |
include(FindSharedPtr)
|
|
Packit |
ea1746 |
find_shared_ptr()
|
|
Packit |
ea1746 |
if (SHARED_PTR_FOUND)
|
|
Packit |
ea1746 |
if (SHARED_PTR_TR1_MEMORY_HEADER)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_TR1_MEMORY_HEADER)
|
|
Packit |
ea1746 |
endif (SHARED_PTR_TR1_MEMORY_HEADER)
|
|
Packit |
ea1746 |
if (SHARED_PTR_TR1_NAMESPACE)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_TR1_SHARED_PTR)
|
|
Packit |
ea1746 |
endif (SHARED_PTR_TR1_NAMESPACE)
|
|
Packit |
ea1746 |
else (SHARED_PTR_FOUND)
|
|
Packit |
ea1746 |
message(FATAL_ERROR "Unable to find shared_ptr, try enabling CXX11 option "
|
|
Packit |
ea1746 |
"if you expect C++11 to be available.")
|
|
Packit |
ea1746 |
endif (SHARED_PTR_FOUND)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# To ensure that CXX11 accurately reflects whether we are using C++11,
|
|
Packit |
ea1746 |
# check if it is required given where the potentially C++11 features Ceres
|
|
Packit |
ea1746 |
# uses were found, and disable it if C++11 is not being used.
|
|
Packit |
ea1746 |
if (CXX11)
|
|
Packit |
ea1746 |
if (NOT HAVE_SHARED_PTR_IN_STD_NAMESPACE AND
|
|
Packit |
ea1746 |
NOT HAVE_UNORDERED_MAP_IN_STD_NAMESPACE)
|
|
Packit |
ea1746 |
message("-- Failed to find C++11 components in C++11 locations & "
|
|
Packit |
ea1746 |
"namespaces, disabling CXX11.")
|
|
Packit |
ea1746 |
update_cache_variable(CXX11 OFF)
|
|
Packit |
ea1746 |
else()
|
|
Packit |
ea1746 |
message(" ==============================================================")
|
|
Packit |
ea1746 |
message(" Compiling Ceres using C++11. This will result in a version ")
|
|
Packit |
ea1746 |
message(" of Ceres that will require the use of C++11 in client code.")
|
|
Packit |
ea1746 |
message(" ==============================================================")
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_USE_CXX11)
|
|
Packit |
ea1746 |
if (COMPILER_HAS_CXX11_FLAG AND
|
|
Packit |
ea1746 |
CMAKE_VERSION VERSION_LESS "2.8.12")
|
|
Packit |
ea1746 |
# For CMake versions > 2.8.12, the C++11 dependency is rolled into the
|
|
Packit |
ea1746 |
# Ceres target, and all dependent targets, but for older versions of CMake
|
|
Packit |
ea1746 |
# the flag must be specified explicitly both for Ceres and the
|
|
Packit |
ea1746 |
# examples/tests.
|
|
Packit |
ea1746 |
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
|
|
Packit |
ea1746 |
endif()
|
|
Packit |
ea1746 |
endif()
|
|
Packit |
ea1746 |
endif(CXX11)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
include_directories(
|
|
Packit |
ea1746 |
include
|
|
Packit |
ea1746 |
internal
|
|
Packit |
ea1746 |
internal/ceres
|
|
Packit |
ea1746 |
${GLOG_INCLUDE_DIRS})
|
|
Packit |
ea1746 |
# Eigen SparseQR generates various compiler warnings related to unused and
|
|
Packit |
ea1746 |
# uninitialised local variables. To avoid having to individually suppress these
|
|
Packit |
ea1746 |
# warnings around the #include statments for Eigen headers across all GCC/Clang
|
|
Packit |
ea1746 |
# versions, we tell CMake to treat Eigen headers as system headers. This
|
|
Packit |
ea1746 |
# results in all compiler warnings from them being suppressed.
|
|
Packit |
ea1746 |
#
|
|
Packit |
ea1746 |
# Note that this is *not* propagated to clients, ie CERES_INCLUDE_DIRS
|
|
Packit |
ea1746 |
# used by clients after find_package(Ceres) does not identify Eigen as
|
|
Packit |
ea1746 |
# as system headers.
|
|
Packit |
ea1746 |
include_directories(SYSTEM ${EIGEN_INCLUDE_DIRS})
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (SUITESPARSE)
|
|
Packit |
ea1746 |
include_directories(${SUITESPARSE_INCLUDE_DIRS})
|
|
Packit |
ea1746 |
endif (SUITESPARSE)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (CXSPARSE)
|
|
Packit |
ea1746 |
include_directories(${CXSPARSE_INCLUDE_DIRS})
|
|
Packit |
ea1746 |
endif (CXSPARSE)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (GFLAGS)
|
|
Packit |
ea1746 |
include_directories(${GFLAGS_INCLUDE_DIRS})
|
|
Packit |
ea1746 |
endif (GFLAGS)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (BUILD_SHARED_LIBS)
|
|
Packit |
ea1746 |
message("-- Building Ceres as a shared library.")
|
|
Packit |
ea1746 |
# The CERES_BUILDING_SHARED_LIBRARY compile definition is NOT stored in
|
|
Packit |
ea1746 |
# CERES_COMPILE_OPTIONS as it must only be defined when Ceres is compiled
|
|
Packit |
ea1746 |
# not when it is used as it controls the CERES_EXPORT macro which provides
|
|
Packit |
ea1746 |
# dllimport/export support in MSVC.
|
|
Packit |
ea1746 |
add_definitions(-DCERES_BUILDING_SHARED_LIBRARY)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS CERES_USING_SHARED_LIBRARY)
|
|
Packit |
ea1746 |
else (BUILD_SHARED_LIBS)
|
|
Packit |
ea1746 |
message("-- Building Ceres as a static library.")
|
|
Packit |
ea1746 |
endif (BUILD_SHARED_LIBS)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Change the default build type from Debug to Release, while still
|
|
Packit |
ea1746 |
# supporting overriding the build type.
|
|
Packit |
ea1746 |
#
|
|
Packit |
ea1746 |
# The CACHE STRING logic here and elsewhere is needed to force CMake
|
|
Packit |
ea1746 |
# to pay attention to the value of these variables.
|
|
Packit |
ea1746 |
if (NOT CMAKE_BUILD_TYPE)
|
|
Packit |
ea1746 |
message("-- No build type specified; defaulting to CMAKE_BUILD_TYPE=Release.")
|
|
Packit |
ea1746 |
set(CMAKE_BUILD_TYPE Release CACHE STRING
|
|
Packit |
ea1746 |
"Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel."
|
|
Packit |
ea1746 |
FORCE)
|
|
Packit |
ea1746 |
else (NOT CMAKE_BUILD_TYPE)
|
|
Packit |
ea1746 |
if (CMAKE_BUILD_TYPE STREQUAL "Debug")
|
|
Packit |
ea1746 |
message("\n=================================================================================")
|
|
Packit |
ea1746 |
message("\n-- Build type: Debug. Performance will be terrible!")
|
|
Packit |
ea1746 |
message("-- Add -DCMAKE_BUILD_TYPE=Release to the CMake command line to get an optimized build.")
|
|
Packit |
ea1746 |
message("\n=================================================================================")
|
|
Packit |
ea1746 |
endif (CMAKE_BUILD_TYPE STREQUAL "Debug")
|
|
Packit |
ea1746 |
endif (NOT CMAKE_BUILD_TYPE)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Set the default Ceres flags to an empty string.
|
|
Packit |
ea1746 |
set (CERES_CXX_FLAGS)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (CMAKE_BUILD_TYPE STREQUAL "Release")
|
|
Packit |
ea1746 |
if (CMAKE_COMPILER_IS_GNUCXX)
|
|
Packit |
ea1746 |
# Linux
|
|
Packit |
ea1746 |
if (CMAKE_SYSTEM_NAME MATCHES "Linux")
|
|
Packit |
ea1746 |
if (NOT GCC_VERSION VERSION_LESS 4.2)
|
|
Packit |
ea1746 |
set (CERES_CXX_FLAGS "${CERES_CXX_FLAGS} -march=native -mtune=native")
|
|
Packit |
ea1746 |
endif (NOT GCC_VERSION VERSION_LESS 4.2)
|
|
Packit |
ea1746 |
endif (CMAKE_SYSTEM_NAME MATCHES "Linux")
|
|
Packit |
ea1746 |
# Mac OS X
|
|
Packit |
ea1746 |
if (CMAKE_SYSTEM_NAME MATCHES "Darwin")
|
|
Packit |
ea1746 |
set (CERES_CXX_FLAGS "${CERES_CXX_FLAGS} -msse3")
|
|
Packit |
ea1746 |
# Use of -fast only applicable for Apple's GCC
|
|
Packit |
ea1746 |
# Assume this is being used if GCC version < 4.3 on OSX
|
|
Packit |
ea1746 |
execute_process(COMMAND ${CMAKE_C_COMPILER}
|
|
Packit |
ea1746 |
ARGS ${CMAKE_CXX_COMPILER_ARG1} -dumpversion
|
|
Packit |
ea1746 |
OUTPUT_VARIABLE GCC_VERSION
|
|
Packit |
ea1746 |
OUTPUT_STRIP_TRAILING_WHITESPACE)
|
|
Packit |
ea1746 |
if (GCC_VERSION VERSION_LESS 4.3)
|
|
Packit |
ea1746 |
set (CERES_CXX_FLAGS "${CERES_CXX_FLAGS} -fast")
|
|
Packit |
ea1746 |
endif (GCC_VERSION VERSION_LESS 4.3)
|
|
Packit |
ea1746 |
endif (CMAKE_SYSTEM_NAME MATCHES "Darwin")
|
|
Packit |
ea1746 |
endif (CMAKE_COMPILER_IS_GNUCXX)
|
|
Packit |
ea1746 |
endif (CMAKE_BUILD_TYPE STREQUAL "Release")
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
set (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} ${CERES_CXX_FLAGS}")
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (MINGW)
|
|
Packit |
ea1746 |
# MinGW produces code that segfaults when performing matrix multiplications
|
|
Packit |
ea1746 |
# in Eigen when compiled with -O3 (see [1]), as such force the use of -O2
|
|
Packit |
ea1746 |
# which works.
|
|
Packit |
ea1746 |
#
|
|
Packit |
ea1746 |
# [1] http://eigen.tuxfamily.org/bz/show_bug.cgi?id=556
|
|
Packit |
ea1746 |
message("-- MinGW detected, forcing -O2 instead of -O3 in Release for Eigen due "
|
|
Packit |
ea1746 |
"to a MinGW bug: http://eigen.tuxfamily.org/bz/show_bug.cgi?id=556")
|
|
Packit |
ea1746 |
string(REPLACE "-O3" "-O2" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
|
|
Packit |
ea1746 |
update_cache_variable(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
|
|
Packit |
ea1746 |
endif (MINGW)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# After the tweaks for the compile settings, disable some warnings on MSVC.
|
|
Packit |
ea1746 |
if (MSVC)
|
|
Packit |
ea1746 |
# On MSVC, math constants are not included in <cmath> or <math.h> unless
|
|
Packit |
ea1746 |
# _USE_MATH_DEFINES is defined [1]. As we use M_PI in the examples, ensure
|
|
Packit |
ea1746 |
# that _USE_MATH_DEFINES is defined before the first inclusion of <cmath>.
|
|
Packit |
ea1746 |
#
|
|
Packit |
ea1746 |
# [1] https://msdn.microsoft.com/en-us/library/4hwaceh6.aspx
|
|
Packit |
ea1746 |
add_definitions("-D_USE_MATH_DEFINES")
|
|
Packit |
ea1746 |
# Disable signed/unsigned int conversion warnings.
|
|
Packit |
ea1746 |
add_definitions("/wd4018")
|
|
Packit |
ea1746 |
# Disable warning about using struct/class for the same symobl.
|
|
Packit |
ea1746 |
add_definitions("/wd4099")
|
|
Packit |
ea1746 |
# Disable warning about the insecurity of using "std::copy".
|
|
Packit |
ea1746 |
add_definitions("/wd4996")
|
|
Packit |
ea1746 |
# Disable performance warning about int-to-bool conversion.
|
|
Packit |
ea1746 |
add_definitions("/wd4800")
|
|
Packit |
ea1746 |
# Disable performance warning about fopen insecurity.
|
|
Packit |
ea1746 |
add_definitions("/wd4996")
|
|
Packit |
ea1746 |
# Disable warning about int64 to int32 conversion. Disabling
|
|
Packit |
ea1746 |
# this warning may not be correct; needs investigation.
|
|
Packit |
ea1746 |
# TODO(keir): Investigate these warnings in more detail.
|
|
Packit |
ea1746 |
add_definitions("/wd4244")
|
|
Packit |
ea1746 |
# It's not possible to use STL types in DLL interfaces in a portable and
|
|
Packit |
ea1746 |
# reliable way. However, that's what happens with Google Log and Google Flags
|
|
Packit |
ea1746 |
# on Windows. MSVC gets upset about this and throws warnings that we can't do
|
|
Packit |
ea1746 |
# much about. The real solution is to link static versions of Google Log and
|
|
Packit |
ea1746 |
# Google Test, but that seems tricky on Windows. So, disable the warning.
|
|
Packit |
ea1746 |
add_definitions("/wd4251")
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Google Flags doesn't have their DLL import/export stuff set up correctly,
|
|
Packit |
ea1746 |
# which results in linker warnings. This is irrelevant for Ceres, so ignore
|
|
Packit |
ea1746 |
# the warnings.
|
|
Packit |
ea1746 |
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /ignore:4049")
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Update the C/CXX flags for MSVC to use either the static or shared
|
|
Packit |
ea1746 |
# C-Run Time (CRT) library based on the user option: MSVC_USE_STATIC_CRT.
|
|
Packit |
ea1746 |
list(APPEND C_CXX_FLAGS
|
|
Packit |
ea1746 |
CMAKE_CXX_FLAGS
|
|
Packit |
ea1746 |
CMAKE_CXX_FLAGS_DEBUG
|
|
Packit |
ea1746 |
CMAKE_CXX_FLAGS_RELEASE
|
|
Packit |
ea1746 |
CMAKE_CXX_FLAGS_MINSIZEREL
|
|
Packit |
ea1746 |
CMAKE_CXX_FLAGS_RELWITHDEBINFO)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
foreach(FLAG_VAR ${C_CXX_FLAGS})
|
|
Packit |
ea1746 |
if (MSVC_USE_STATIC_CRT)
|
|
Packit |
ea1746 |
# Use static CRT.
|
|
Packit |
ea1746 |
if (${FLAG_VAR} MATCHES "/MD")
|
|
Packit |
ea1746 |
string(REGEX REPLACE "/MD" "/MT" ${FLAG_VAR} "${${FLAG_VAR}}")
|
|
Packit |
ea1746 |
endif (${FLAG_VAR} MATCHES "/MD")
|
|
Packit |
ea1746 |
else (MSVC_USE_STATIC_CRT)
|
|
Packit |
ea1746 |
# Use shared, not static, CRT.
|
|
Packit |
ea1746 |
if (${FLAG_VAR} MATCHES "/MT")
|
|
Packit |
ea1746 |
string(REGEX REPLACE "/MT" "/MD" ${FLAG_VAR} "${${FLAG_VAR}}")
|
|
Packit |
ea1746 |
endif (${FLAG_VAR} MATCHES "/MT")
|
|
Packit |
ea1746 |
endif (MSVC_USE_STATIC_CRT)
|
|
Packit |
ea1746 |
endforeach()
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Tuple sizes of 10 are used by Gtest.
|
|
Packit |
ea1746 |
add_definitions("-D_VARIADIC_MAX=10")
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
include(CheckIfUnderscorePrefixedBesselFunctionsExist)
|
|
Packit |
ea1746 |
check_if_underscore_prefixed_bessel_functions_exist(
|
|
Packit |
ea1746 |
HAVE_UNDERSCORE_PREFIXED_BESSEL_FUNCTIONS)
|
|
Packit |
ea1746 |
if (HAVE_UNDERSCORE_PREFIXED_BESSEL_FUNCTIONS)
|
|
Packit |
ea1746 |
list(APPEND CERES_COMPILE_OPTIONS
|
|
Packit |
ea1746 |
CERES_MSVC_USE_UNDERSCORE_PREFIXED_BESSEL_FUNCTIONS)
|
|
Packit |
ea1746 |
endif()
|
|
Packit |
ea1746 |
endif (MSVC)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (UNIX)
|
|
Packit |
ea1746 |
# GCC is not strict enough by default, so enable most of the warnings.
|
|
Packit |
ea1746 |
set(CMAKE_CXX_FLAGS
|
|
Packit |
ea1746 |
"${CMAKE_CXX_FLAGS} -Wno-unknown-pragmas -Wno-sign-compare -Wno-unused-parameter -Wno-missing-field-initializers")
|
|
Packit |
ea1746 |
endif (UNIX)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Use a larger inlining threshold for Clang, since it hobbles Eigen,
|
|
Packit |
ea1746 |
# resulting in an unreasonably slow version of the blas routines. The
|
|
Packit |
ea1746 |
# -Qunused-arguments is needed because CMake passes the inline
|
|
Packit |
ea1746 |
# threshold to the linker and clang complains about it and dies.
|
|
Packit |
ea1746 |
if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
|
|
Packit |
ea1746 |
set(CMAKE_CXX_FLAGS
|
|
Packit |
ea1746 |
"${CMAKE_CXX_FLAGS} -Qunused-arguments -mllvm -inline-threshold=600")
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Older versions of Clang (<= 2.9) do not support the 'return-type-c-linkage'
|
|
Packit |
ea1746 |
# option, so check for its presence before adding it to the default flags set.
|
|
Packit |
ea1746 |
include(CheckCXXCompilerFlag)
|
|
Packit |
ea1746 |
check_cxx_compiler_flag("-Wno-return-type-c-linkage"
|
|
Packit |
ea1746 |
HAVE_RETURN_TYPE_C_LINKAGE)
|
|
Packit |
ea1746 |
if (HAVE_RETURN_TYPE_C_LINKAGE)
|
|
Packit |
ea1746 |
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-return-type-c-linkage")
|
|
Packit |
ea1746 |
endif(HAVE_RETURN_TYPE_C_LINKAGE)
|
|
Packit |
ea1746 |
endif ()
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Xcode 4.5.x used Clang 4.1 (Apple version), this has a bug that prevents
|
|
Packit |
ea1746 |
# compilation of Ceres.
|
|
Packit |
ea1746 |
if (APPLE AND CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
|
|
Packit |
ea1746 |
execute_process(COMMAND ${CMAKE_CXX_COMPILER}
|
|
Packit |
ea1746 |
ARGS ${CMAKE_CXX_COMPILER_ARG1} -dumpversion
|
|
Packit |
ea1746 |
OUTPUT_VARIABLE CLANG_VERSION
|
|
Packit |
ea1746 |
OUTPUT_STRIP_TRAILING_WHITESPACE)
|
|
Packit |
ea1746 |
# Use version > 4.0 & < 4.2 to catch all 4.1(.x) versions.
|
|
Packit |
ea1746 |
if (CLANG_VERSION VERSION_GREATER 4.0 AND
|
|
Packit |
ea1746 |
CLANG_VERSION VERSION_LESS 4.2)
|
|
Packit |
ea1746 |
message(FATAL_ERROR "You are attempting to build Ceres on OS X using Xcode "
|
|
Packit |
ea1746 |
"4.5.x (Clang version: ${CLANG_VERSION}). This version of Clang has a "
|
|
Packit |
ea1746 |
"bug that prevents compilation of Ceres, please update to "
|
|
Packit |
ea1746 |
"Xcode >= 4.6.3.")
|
|
Packit |
ea1746 |
endif (CLANG_VERSION VERSION_GREATER 4.0 AND
|
|
Packit |
ea1746 |
CLANG_VERSION VERSION_LESS 4.2)
|
|
Packit |
ea1746 |
endif (APPLE AND CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Configure the Ceres config.h compile options header using the current
|
|
Packit |
ea1746 |
# compile options and put the configured header into the Ceres build
|
|
Packit |
ea1746 |
# directory. Note that the ceres/internal subdir in <build>/config where
|
|
Packit |
ea1746 |
# the configured config.h is placed is important, because Ceres will be
|
|
Packit |
ea1746 |
# built against this configured header, it needs to have the same relative
|
|
Packit |
ea1746 |
# include path as it would if it were in the source tree (or installed).
|
|
Packit |
ea1746 |
list(REMOVE_DUPLICATES CERES_COMPILE_OPTIONS)
|
|
Packit |
ea1746 |
include(CreateCeresConfig)
|
|
Packit |
ea1746 |
create_ceres_config("${CERES_COMPILE_OPTIONS}"
|
|
Packit |
ea1746 |
${Ceres_BINARY_DIR}/config/ceres/internal)
|
|
Packit |
ea1746 |
# Force the location containing the configured config.h to the front of the
|
|
Packit |
ea1746 |
# include_directories list (by default it is appended to the back) to ensure
|
|
Packit |
ea1746 |
# that if the user has an installed version of Ceres in the same location as one
|
|
Packit |
ea1746 |
# of the dependencies (e.g. /usr/local) that we find the config.h we just
|
|
Packit |
ea1746 |
# configured, not the (older) installed config.h.
|
|
Packit |
ea1746 |
include_directories(BEFORE ${Ceres_BINARY_DIR}/config)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
add_subdirectory(internal/ceres)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (BUILD_DOCUMENTATION)
|
|
Packit |
ea1746 |
set(CERES_DOCS_INSTALL_DIR "share/doc/ceres" CACHE STRING
|
|
Packit |
ea1746 |
"Ceres docs install path relative to CMAKE_INSTALL_PREFIX")
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
find_package(Sphinx QUIET)
|
|
Packit |
ea1746 |
if (NOT SPHINX_FOUND)
|
|
Packit |
ea1746 |
message("-- Failed to find Sphinx, disabling build of documentation.")
|
|
Packit |
ea1746 |
update_cache_variable(BUILD_DOCUMENTATION OFF)
|
|
Packit |
ea1746 |
else()
|
|
Packit |
ea1746 |
# Generate the User's Guide (html).
|
|
Packit |
ea1746 |
# The corresponding target is ceres_docs, but is included in ALL.
|
|
Packit |
ea1746 |
message("-- Build the HTML documentation.")
|
|
Packit |
ea1746 |
add_subdirectory(docs)
|
|
Packit |
ea1746 |
endif()
|
|
Packit |
ea1746 |
endif (BUILD_DOCUMENTATION)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
if (BUILD_EXAMPLES)
|
|
Packit |
ea1746 |
message("-- Build the examples.")
|
|
Packit |
ea1746 |
add_subdirectory(examples)
|
|
Packit |
ea1746 |
else (BUILD_EXAMPLES)
|
|
Packit |
ea1746 |
message("-- Do not build any example.")
|
|
Packit |
ea1746 |
endif (BUILD_EXAMPLES)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Setup installation of Ceres public headers.
|
|
Packit |
ea1746 |
file(GLOB CERES_HDRS ${Ceres_SOURCE_DIR}/include/ceres/*.h)
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Packit |
ea1746 |
install(FILES ${CERES_HDRS} DESTINATION include/ceres)
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Packit |
ea1746 |
|
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Packit |
ea1746 |
file(GLOB CERES_PUBLIC_INTERNAL_HDRS ${Ceres_SOURCE_DIR}/include/ceres/internal/*.h)
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Packit |
ea1746 |
install(FILES ${CERES_PUBLIC_INTERNAL_HDRS} DESTINATION include/ceres/internal)
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Packit |
ea1746 |
|
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Packit |
ea1746 |
# Also setup installation of Ceres config.h configured with the current
|
|
Packit |
ea1746 |
# build options into the installed headers directory.
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|
Packit |
ea1746 |
install(FILES ${Ceres_BINARY_DIR}/config/ceres/internal/config.h
|
|
Packit |
ea1746 |
DESTINATION include/ceres/internal)
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|
Packit |
ea1746 |
|
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Packit |
ea1746 |
if (MINIGLOG)
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|
Packit |
ea1746 |
# Install miniglog header if being used as logging #includes appear in
|
|
Packit |
ea1746 |
# installed public Ceres headers.
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|
Packit |
ea1746 |
install(FILES ${Ceres_SOURCE_DIR}/internal/ceres/miniglog/glog/logging.h
|
|
Packit |
ea1746 |
DESTINATION include/ceres/internal/miniglog/glog)
|
|
Packit |
ea1746 |
endif (MINIGLOG)
|
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Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Ceres supports two mechanisms by which it can be detected & imported into
|
|
Packit |
ea1746 |
# client code which uses CMake via find_package(Ceres):
|
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Packit |
ea1746 |
#
|
|
Packit |
ea1746 |
# 1) Installation (e.g. to /usr/local), using CMake's install() function.
|
|
Packit |
ea1746 |
#
|
|
Packit |
ea1746 |
# 2) (Optional) Export of the current build directory into the local CMake
|
|
Packit |
ea1746 |
# package registry, using CMake's export() function. This allows use of
|
|
Packit |
ea1746 |
# Ceres from other projects without requiring installation.
|
|
Packit |
ea1746 |
#
|
|
Packit |
ea1746 |
# In both cases, we need to generate a configured CeresConfig.cmake which
|
|
Packit |
ea1746 |
# includes additional autogenerated files which in concert create an imported
|
|
Packit |
ea1746 |
# target for Ceres in a client project when find_package(Ceres) is invoked.
|
|
Packit |
ea1746 |
# The key distinctions are where this file is located, and whether client code
|
|
Packit |
ea1746 |
# references installed copies of the compiled Ceres headers/libraries,
|
|
Packit |
ea1746 |
# (option #1: installation), or the originals in the source/build directories
|
|
Packit |
ea1746 |
# (option #2: export of build directory).
|
|
Packit |
ea1746 |
#
|
|
Packit |
ea1746 |
# NOTE: If Ceres is both exported and installed, provided that the installation
|
|
Packit |
ea1746 |
# path is present in CMAKE_MODULE_PATH when find_package(Ceres) is called,
|
|
Packit |
ea1746 |
# the installed version is preferred.
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Build the list of Ceres components for CeresConfig.cmake from the current set
|
|
Packit |
ea1746 |
# of compile options.
|
|
Packit |
ea1746 |
include(CeresCompileOptionsToComponents)
|
|
Packit |
ea1746 |
ceres_compile_options_to_components("${CERES_COMPILE_OPTIONS}"
|
|
Packit |
ea1746 |
CERES_COMPILED_COMPONENTS)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Create a CeresConfigVersion.cmake file containing the version information,
|
|
Packit |
ea1746 |
# used by both export() & install().
|
|
Packit |
ea1746 |
configure_file("${Ceres_SOURCE_DIR}/cmake/CeresConfigVersion.cmake.in"
|
|
Packit |
ea1746 |
"${Ceres_BINARY_DIR}/CeresConfigVersion.cmake" @ONLY)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Install method #1: Put Ceres in CMAKE_INSTALL_PREFIX: /usr/local or equivalent.
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Set the install path for the installed CeresConfig.cmake configuration file
|
|
Packit |
ea1746 |
# relative to CMAKE_INSTALL_PREFIX.
|
|
Packit |
ea1746 |
if (WIN32)
|
|
Packit |
ea1746 |
set(RELATIVE_CMAKECONFIG_INSTALL_DIR CMake)
|
|
Packit |
ea1746 |
else ()
|
|
Packit |
ea1746 |
set(RELATIVE_CMAKECONFIG_INSTALL_DIR lib${LIB_SUFFIX}/cmake/Ceres)
|
|
Packit |
ea1746 |
endif ()
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# This "exports" for installation all targets which have been put into the
|
|
Packit |
ea1746 |
# export set "CeresExport". This generates a CeresTargets.cmake file which,
|
|
Packit |
ea1746 |
# when read in by a client project as part of find_package(Ceres) creates
|
|
Packit |
ea1746 |
# imported library targets for Ceres (with dependency relations) which can be
|
|
Packit |
ea1746 |
# used in target_link_libraries() calls in the client project to use Ceres.
|
|
Packit |
ea1746 |
install(EXPORT CeresExport
|
|
Packit |
ea1746 |
DESTINATION ${RELATIVE_CMAKECONFIG_INSTALL_DIR} FILE CeresTargets.cmake)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Save the relative path from the installed CeresConfig.cmake file to the
|
|
Packit |
ea1746 |
# install prefix. We do not save an absolute path in case the installed package
|
|
Packit |
ea1746 |
# is subsequently relocated after installation (on Windows).
|
|
Packit |
ea1746 |
file(RELATIVE_PATH INSTALL_ROOT_REL_CONFIG_INSTALL_DIR
|
|
Packit |
ea1746 |
${CMAKE_INSTALL_PREFIX}/${RELATIVE_CMAKECONFIG_INSTALL_DIR}
|
|
Packit |
ea1746 |
${CMAKE_INSTALL_PREFIX})
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Configure a CeresConfig.cmake file for an installed version of Ceres from the
|
|
Packit |
ea1746 |
# template, reflecting the current build options.
|
|
Packit |
ea1746 |
#
|
|
Packit |
ea1746 |
# NOTE: The -install suffix is necessary to distinguish the install version from
|
|
Packit |
ea1746 |
# the exported version, which must be named CeresConfig.cmake in
|
|
Packit |
ea1746 |
# Ceres_BINARY_DIR to be detected. The suffix is removed when
|
|
Packit |
ea1746 |
# it is installed.
|
|
Packit |
ea1746 |
set(SETUP_CERES_CONFIG_FOR_INSTALLATION TRUE)
|
|
Packit |
ea1746 |
configure_file("${Ceres_SOURCE_DIR}/cmake/CeresConfig.cmake.in"
|
|
Packit |
ea1746 |
"${Ceres_BINARY_DIR}/CeresConfig-install.cmake" @ONLY)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Install the configuration files into the same directory as the autogenerated
|
|
Packit |
ea1746 |
# CeresTargets.cmake file. We include the find_package() scripts for libraries
|
|
Packit |
ea1746 |
# whose headers are included in the public API of Ceres and should thus be
|
|
Packit |
ea1746 |
# present in CERES_INCLUDE_DIRS.
|
|
Packit |
ea1746 |
install(FILES "${Ceres_BINARY_DIR}/CeresConfig-install.cmake"
|
|
Packit |
ea1746 |
RENAME CeresConfig.cmake
|
|
Packit |
ea1746 |
DESTINATION ${RELATIVE_CMAKECONFIG_INSTALL_DIR})
|
|
Packit |
ea1746 |
install(FILES "${Ceres_BINARY_DIR}/CeresConfigVersion.cmake"
|
|
Packit |
ea1746 |
"${Ceres_SOURCE_DIR}/cmake/FindEigen.cmake"
|
|
Packit |
ea1746 |
"${Ceres_SOURCE_DIR}/cmake/FindGlog.cmake"
|
|
Packit |
ea1746 |
"${Ceres_SOURCE_DIR}/cmake/FindGflags.cmake"
|
|
Packit |
ea1746 |
DESTINATION ${RELATIVE_CMAKECONFIG_INSTALL_DIR})
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Create an uninstall target to remove all installed files.
|
|
Packit |
ea1746 |
configure_file("${Ceres_SOURCE_DIR}/cmake/uninstall.cmake.in"
|
|
Packit |
ea1746 |
"${Ceres_BINARY_DIR}/cmake/uninstall.cmake"
|
|
Packit |
ea1746 |
@ONLY)
|
|
Packit |
ea1746 |
add_custom_target(uninstall
|
|
Packit |
ea1746 |
COMMAND ${CMAKE_COMMAND} -P ${Ceres_BINARY_DIR}/cmake/uninstall.cmake)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Install method #2: Put Ceres build into local CMake registry.
|
|
Packit |
ea1746 |
#
|
|
Packit |
ea1746 |
# Optionally export the Ceres build directory into the local CMake package
|
|
Packit |
ea1746 |
# registry (~/.cmake/packages on *nix & OS X). This allows the detection &
|
|
Packit |
ea1746 |
# use of Ceres without requiring that it be installed.
|
|
Packit |
ea1746 |
if (EXPORT_BUILD_DIR)
|
|
Packit |
ea1746 |
message("-- Export Ceres build directory to local CMake package registry.")
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Save the relative path from the build directory to the source directory.
|
|
Packit |
ea1746 |
file(RELATIVE_PATH INSTALL_ROOT_REL_CONFIG_INSTALL_DIR
|
|
Packit |
ea1746 |
${Ceres_BINARY_DIR}
|
|
Packit |
ea1746 |
${Ceres_SOURCE_DIR})
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Analogously to install(EXPORT ...), export the Ceres target from the build
|
|
Packit |
ea1746 |
# directory as a package called Ceres into the local CMake package registry.
|
|
Packit |
ea1746 |
export(TARGETS ceres FILE ${Ceres_BINARY_DIR}/CeresTargets.cmake)
|
|
Packit |
ea1746 |
export(PACKAGE ${CMAKE_PROJECT_NAME})
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
# Configure a CeresConfig.cmake file for the export of the Ceres build
|
|
Packit |
ea1746 |
# directory from the template, reflecting the current build options.
|
|
Packit |
ea1746 |
set(SETUP_CERES_CONFIG_FOR_INSTALLATION FALSE)
|
|
Packit |
ea1746 |
configure_file("${Ceres_SOURCE_DIR}/cmake/CeresConfig.cmake.in"
|
|
Packit |
ea1746 |
"${Ceres_BINARY_DIR}/CeresConfig.cmake" @ONLY)
|
|
Packit |
ea1746 |
|
|
Packit |
ea1746 |
endif (EXPORT_BUILD_DIR)
|