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-# - Try to find Eigen2 lib
-#
-# This module supports requiring a minimum version, e.g. you can do
-# find_package(Eigen2 2.0.3)
-# to require version 2.0.3 to newer of Eigen2.
-#
-# Once done this will define
-#
-# EIGEN2_FOUND - system has eigen lib with correct version
-# EIGEN2_INCLUDE_DIR - the eigen include directory
-# EIGEN2_VERSION - eigen version
-
-# Copyright (c) 2006, 2007 Montel Laurent, <montel@kde.org>
-# Copyright (c) 2008, 2009 Gael Guennebaud, <g.gael@free.fr>
-# Redistribution and use is allowed according to the terms of the BSD license.
-
-if(NOT Eigen2_FIND_VERSION)
- set(Eigen2_FIND_VERSION_MAJOR 2)
- set(Eigen2_FIND_VERSION_MINOR 0)
- set(Eigen2_FIND_VERSION_PATCH 0)
-
- set(Eigen2_FIND_VERSION "${Eigen2_FIND_VERSION_MAJOR}.${Eigen2_FIND_VERSION_MINOR}.${Eigen2_FIND_VERSION_PATCH}")
-endif(NOT Eigen2_FIND_VERSION)
-
-macro(_eigen2_get_version)
- file(READ "${EIGEN2_INCLUDE_DIR}/Eigen/src/Core/util/Macros.h" _eigen2_version_header LIMIT 5000 OFFSET 1000)
-
- string(REGEX MATCH "define *EIGEN_WORLD_VERSION ([0-9]*)" _eigen2_world_version_match "${_eigen2_version_header}")
- set(EIGEN2_WORLD_VERSION "${CMAKE_MATCH_1}")
- string(REGEX MATCH "define *EIGEN_MAJOR_VERSION ([0-9]*)" _eigen2_major_version_match "${_eigen2_version_header}")
- set(EIGEN2_MAJOR_VERSION "${CMAKE_MATCH_1}")
- string(REGEX MATCH "define *EIGEN_MINOR_VERSION ([0-9]*)" _eigen2_minor_version_match "${_eigen2_version_header}")
- set(EIGEN2_MINOR_VERSION "${CMAKE_MATCH_1}")
-
- set(EIGEN2_VERSION ${EIGEN2_WORLD_VERSION}.${EIGEN2_MAJOR_VERSION}.${EIGEN2_MINOR_VERSION})
-endmacro(_eigen2_get_version)
-
-find_path(EIGEN2_INCLUDE_DIR NAMES Eigen/Core
- PATHS
- ${INCLUDE_INSTALL_DIR}
- ${KDE4_INCLUDE_DIR}
- PATH_SUFFIXES eigen2
- )
-
-if(EIGEN2_INCLUDE_DIR)
- _eigen2_get_version()
-endif(EIGEN2_INCLUDE_DIR)
-
-include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(Eigen2 REQUIRED_VARS EIGEN2_INCLUDE_DIR
- VERSION_VAR EIGEN2_VERSION)
-
-mark_as_advanced(EIGEN2_INCLUDE_DIR)
-
-