Merged in fix/EigenIncludeDependentProject (pull request #132)

Eigen include path for dependent projects

Fixes issue #228
release/4.3a0
Chris Beall 2015-03-18 21:52:39 -04:00
commit 0a0d2a29f6
3 changed files with 13 additions and 45 deletions

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@ -200,35 +200,32 @@ option(GTSAM_USE_SYSTEM_EIGEN "Find and use system-installed Eigen. If 'off', us
# Switch for using system Eigen or GTSAM-bundled Eigen
if(GTSAM_USE_SYSTEM_EIGEN)
# Use generic Eigen include paths e.g. <Eigen/Core>
set(GTSAM_EIGEN_INCLUDE_PREFIX "")
find_package(Eigen3 REQUIRED)
include_directories(AFTER "${EIGEN3_INCLUDE_DIR}")
# Use generic Eigen include paths e.g. <Eigen/Core>
set(GTSAM_EIGEN_INCLUDE_PREFIX "${EIGEN3_INCLUDE_DIR}")
# check if MKL is also enabled - can have one or the other, but not both!
if(EIGEN_USE_MKL_ALL)
message(FATAL_ERROR "MKL cannot be used together with system-installed Eigen, as MKL support relies on patches which are not yet in the system-installed Eigen. Disable either GTSAM_USE_SYSTEM_EIGEN or GTSAM_WITH_EIGEN_MKL")
endif()
else()
# Use bundled Eigen include path.
set(GTSAM_EIGEN_INCLUDE_PREFIX "gtsam/3rdparty/Eigen/")
# Clear any variables set by FindEigen3
if(EIGEN3_INCLUDE_DIR)
set(EIGEN3_INCLUDE_DIR NOTFOUND CACHE STRING "" FORCE)
endif()
# Add the bundled version of eigen to the include path so that it can still be included
# with #include <Eigen/Core>
include_directories(BEFORE ${GTSAM_EIGEN_INCLUDE_PREFIX})
include_directories(BEFORE "gtsam/3rdparty/Eigen/")
# set full path to be used by external projects
# this will be added to GTSAM_INCLUDE_DIR by gtsam_extra.cmake.in
set(GTSAM_EIGEN_INCLUDE_PREFIX "${CMAKE_INSTALL_PREFIX}/include/gtsam/3rdparty/Eigen/")
endif()
# Write Eigen include file with the paths for either the system Eigen or the GTSAM-bundled Eigen
configure_file(gtsam/3rdparty/gtsam_eigen_includes.h.in gtsam/3rdparty/gtsam_eigen_includes.h)
# Install the configuration file for Eigen
install(FILES ${PROJECT_BINARY_DIR}/gtsam/3rdparty/gtsam_eigen_includes.h DESTINATION include/gtsam/3rdparty)
###############################################################################
# Global compile options

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@ -1,33 +0,0 @@
/* ----------------------------------------------------------------------------
* GTSAM Copyright 2010, Georgia Tech Research Corporation,
* Atlanta, Georgia 30332-0415
* All Rights Reserved
* Authors: Frank Dellaert, et al. (see THANKS for the full author list)
* See LICENSE for the license information
* -------------------------------------------------------------------------- */
/**
* @file gtsam_eigen_includes.h
* @brief File to include the Eigen headers that we use - generated by CMake
* @author Richard Roberts
*/
#pragma once
#ifndef MKL_BLAS
#define MKL_BLAS MKL_DOMAIN_BLAS
#endif
#cmakedefine EIGEN_USE_MKL_ALL // This is also defined in config.h
#include <@GTSAM_EIGEN_INCLUDE_PREFIX@Eigen/Dense>
#include <@GTSAM_EIGEN_INCLUDE_PREFIX@Eigen/QR>
#include <@GTSAM_EIGEN_INCLUDE_PREFIX@Eigen/LU>
#include <@GTSAM_EIGEN_INCLUDE_PREFIX@Eigen/SVD>
#include <@GTSAM_EIGEN_INCLUDE_PREFIX@Eigen/Geometry>

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@ -13,6 +13,10 @@ if("@GTSAM_USE_TBB@")
list(APPEND GTSAM_INCLUDE_DIR "@TBB_INCLUDE_DIRS@")
endif()
# Append Eigen include path, set in top-level CMakeLists.txt to either
# system-eigen, or GTSAM eigen path
list(APPEND GTSAM_INCLUDE_DIR "@GTSAM_EIGEN_INCLUDE_PREFIX@")
if("@GTSAM_USE_EIGEN_MKL@")
list(APPEND GTSAM_INCLUDE_DIR "@MKL_INCLUDE_DIR@")
endif()