forked from bartvdbraak/blender
3e101759b1
This is an old convention that hasn't been used by Blender or CMake distributed Find* files for a long time.
49 lines
1.4 KiB
CMake
49 lines
1.4 KiB
CMake
# - Find Eigen3 library
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# Find the native Eigen3 includes and library
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# This module defines
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# EIGEN3_INCLUDE_DIRS, where to find spnav.h, Set when
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# EIGEN3_INCLUDE_DIR is found.
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# EIGEN3_ROOT_DIR, The base directory to search for Eigen3.
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# This can also be an environment variable.
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# EIGEN3_FOUND, If false, do not try to use Eigen3.
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#
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#=============================================================================
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# Copyright 2015 Blender Foundation.
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#
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# Distributed under the OSI-approved BSD 3-Clause License,
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# see accompanying file BSD-3-Clause-license.txt for details.
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#=============================================================================
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# If EIGEN3_ROOT_DIR was defined in the environment, use it.
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IF(NOT EIGEN3_ROOT_DIR AND NOT $ENV{EIGEN3_ROOT_DIR} STREQUAL "")
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SET(EIGEN3_ROOT_DIR $ENV{EIGEN3_ROOT_DIR})
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ENDIF()
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SET(_eigen3_SEARCH_DIRS
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${EIGEN3_ROOT_DIR}
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)
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FIND_PATH(EIGEN3_INCLUDE_DIR
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NAMES
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# header has no '.h' suffix
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Eigen/Eigen
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HINTS
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${_eigen3_SEARCH_DIRS}
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PATH_SUFFIXES
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include/eigen3
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)
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# handle the QUIETLY and REQUIRED arguments and set EIGEN3_FOUND to TRUE if
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# all listed variables are TRUE
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INCLUDE(FindPackageHandleStandardArgs)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(Eigen3 DEFAULT_MSG
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EIGEN3_INCLUDE_DIR)
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IF(EIGEN3_FOUND)
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SET(EIGEN3_INCLUDE_DIRS ${EIGEN3_INCLUDE_DIR})
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ENDIF()
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MARK_AS_ADVANCED(
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EIGEN3_INCLUDE_DIR
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)
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