--- CMakeModules/FindGLEW.cmake | 155 ++++++++++++++++---------------------------- 1 file changed, 56 insertions(+), 99 deletions(-)
diff --git a/CMakeModules/FindGLEW.cmake b/CMakeModules/FindGLEW.cmake index 621fe3b3f..ac2eb9ee8 100644 --- a/CMakeModules/FindGLEW.cmake +++ b/CMakeModules/FindGLEW.cmake @@ -1,112 +1,69 @@ -# Copyright (c) 2009 Boudewijn Rempt <[email protected]> +# Distributed under the OSI-approved BSD 3-Clause License. See accompanying +# file Copyright.txt or https://cmake.org/licensing for details. + +#.rst: +# FindGLEW +# -------- # -# Redistribution and use is allowed according to the terms of the BSD license. -# For details see the accompanying COPYING-CMAKE-SCRIPTS file. +# Find the OpenGL Extension Wrangler Library (GLEW) # -# - try to find glew library and include files -# GLEW_INCLUDE_DIR, where to find GL/glew.h, etc. -# GLEW_LIBRARIES, the libraries to link against -# GLEW_FOUND, If false, do not try to use GLEW. -# Also defined, but not for general use are: -# GLEW_GLEW_LIBRARY = the full path to the glew library. - -IF (WIN32) - - IF(CYGWIN) - - FIND_PATH( GLEW_INCLUDE_DIR GL/glew.h) - - FIND_LIBRARY( GLEW_GLEW_LIBRARY glew32 - ${OPENGL_LIBRARY_DIR} - /usr/lib/w32api - /usr/X11R6/lib - ) - - - ELSE(CYGWIN) - - FIND_PATH( GLEW_INCLUDE_DIR GL/glew.h - $ENV{GLEW_ROOT_PATH}/include - ) - - FIND_LIBRARY( GLEW_GLEW_LIBRARY - NAMES glew glew32 glew32s - PATHS - $ENV{GLEW_ROOT_PATH}/lib - $ENV{GLEW_ROOT_PATH}/lib/Release/Win32 - ${OPENGL_LIBRARY_DIR} - ) - - ENDIF(CYGWIN) - -ELSE (WIN32) - - IF (APPLE) -# These values for Apple could probably do with improvement. - FIND_PATH( GLEW_INCLUDE_DIR GL/glew.h - /System/Library/Frameworks/GLEW.framework/Versions/A/Headers - /opt/local/include - ${OPENGL_LIBRARY_DIR} - ) +# IMPORTED Targets +# ^^^^^^^^^^^^^^^^ +# +# This module defines the :prop_tgt:`IMPORTED` target ``GLEW::GLEW``, +# if GLEW has been found. +# +# Result Variables +# ^^^^^^^^^^^^^^^^ +# +# This module defines the following variables: +# +# :: +# +# GLEW_INCLUDE_DIRS - include directories for GLEW +# GLEW_LIBRARIES - libraries to link against GLEW +# GLEW_FOUND - true if GLEW has been found and can be used - FIND_LIBRARY( GLEW_GLEW_LIBRARY GLEW - /opt/local/lib - ) +find_path(GLEW_INCLUDE_DIR GL/glew.h) - ELSE (APPLE) +if(NOT GLEW_LIBRARY) + find_library(GLEW_LIBRARY_RELEASE NAMES GLEW glew32 glew glew32s PATH_SUFFIXES lib64) + find_library(GLEW_LIBRARY_DEBUG NAMES GLEWd glew32d glewd PATH_SUFFIXES lib64) - FIND_PATH( GLEW_INCLUDE_DIR GL/glew.h - /usr/include/GL - /usr/openwin/share/include - /usr/openwin/include - /usr/X11R6/include - /usr/include/X11 - /opt/graphics/OpenGL/include - /opt/graphics/OpenGL/contrib/libglew - ) + include(SelectLibraryConfigurations) + select_library_configurations(GLEW) +endif () - FIND_LIBRARY( GLEW_GLEW_LIBRARY GLEW - /usr/openwin/lib - /usr/X11R6/lib - /usr/lib - /usr/lib/x86_64-linux-gnu - ) +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args(GLEW + REQUIRED_VARS GLEW_INCLUDE_DIR GLEW_LIBRARY) - ENDIF (APPLE) +if(GLEW_FOUND) + set(GLEW_INCLUDE_DIRS ${GLEW_INCLUDE_DIR}) -ENDIF (WIN32) + if(NOT GLEW_LIBRARIES) + set(GLEW_LIBRARIES ${GLEW_LIBRARY}) + endif() -SET( GLEW_FOUND "NO" ) -IF(GLEW_INCLUDE_DIR) - IF(GLEW_GLEW_LIBRARY) - # Is -lXi and -lXmu required on all platforms that have it? - # If not, we need some way to figure out what platform we are on. - SET( GLEW_LIBRARIES - ${GLEW_GLEW_LIBRARY} - ${GLEW_cocoa_LIBRARY} - ) - SET( GLEW_FOUND "YES" ) + if (NOT TARGET GLEW::GLEW) + add_library(GLEW::GLEW UNKNOWN IMPORTED) + set_target_properties(GLEW::GLEW PROPERTIES + INTERFACE_INCLUDE_DIRECTORIES "${GLEW_INCLUDE_DIRS}") -#The following deprecated settings are for backwards compatibility with CMake1.4 - SET (GLEW_LIBRARY ${GLEW_LIBRARIES}) - SET (GLEW_INCLUDE_PATH ${GLEW_INCLUDE_DIR}) + if(GLEW_LIBRARY_RELEASE) + set_property(TARGET GLEW::GLEW APPEND PROPERTY IMPORTED_CONFIGURATIONS RELEASE) + set_target_properties(GLEW::GLEW PROPERTIES IMPORTED_LOCATION_RELEASE "${GLEW_LIBRARY_RELEASE}") + endif() - ENDIF(GLEW_GLEW_LIBRARY) -ENDIF(GLEW_INCLUDE_DIR) + if(GLEW_LIBRARY_DEBUG) + set_property(TARGET GLEW::GLEW APPEND PROPERTY IMPORTED_CONFIGURATIONS DEBUG) + set_target_properties(GLEW::GLEW PROPERTIES IMPORTED_LOCATION_DEBUG "${GLEW_LIBRARY_DEBUG}") + endif() -IF(GLEW_FOUND) - IF(NOT GLEW_FIND_QUIETLY) - MESSAGE(STATUS "Found Glew: ${GLEW_LIBRARIES}") - ENDIF(NOT GLEW_FIND_QUIETLY) -ELSE(GLEW_FOUND) - IF(GLEW_FIND_REQUIRED) - MESSAGE(FATAL_ERROR "Could not find Glew") - ENDIF(GLEW_FIND_REQUIRED) -ENDIF(GLEW_FOUND) + if(NOT GLEW_LIBRARY_RELEASE AND NOT GLEW_LIBRARY_DEBUG) + set_property(TARGET GLEW::GLEW APPEND PROPERTY IMPORTED_LOCATION "${GLEW_LIBRARY}") + endif() + endif() +endif() -MARK_AS_ADVANCED( - GLEW_INCLUDE_DIR - GLEW_GLEW_LIBRARY - GLEW_Xmu_LIBRARY - GLEW_Xi_LIBRARY -) +mark_as_advanced(GLEW_INCLUDE_DIR)
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