| 1 | # Copyright (c) 2009 Boudewijn Rempt <boud@valdyas.org>
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| 2 | #
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| 3 | # Redistribution and use is allowed according to the terms of the BSD license.
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| 4 | # For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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| 5 | #
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| 6 | # - try to find glew library and include files
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| 7 | # GLEW_INCLUDE_DIR, where to find GL/glew.h, etc.
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| 8 | # GLEW_LIBRARIES, the libraries to link against
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| 9 | # GLEW_FOUND, If false, do not try to use GLEW.
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| 10 | # Also defined, but not for general use are:
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| 11 | # GLEW_GLEW_LIBRARY = the full path to the glew library.
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| 12 |
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| 13 | IF (WIN32)
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| 14 |
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| 15 | IF(CYGWIN)
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| 16 |
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| 17 | FIND_PATH( GLEW_INCLUDE_DIR GL/glew.h)
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| 18 |
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| 19 | FIND_LIBRARY( GLEW_GLEW_LIBRARY glew32
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| 20 | ${OPENGL_LIBRARY_DIR}
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| 21 | /usr/lib/w32api
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| 22 | /usr/X11R6/lib
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| 23 | )
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| 24 |
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| 25 |
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| 26 | ELSE(CYGWIN)
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| 27 |
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| 28 | FIND_PATH( GLEW_INCLUDE_DIR GL/glew.h
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| 29 | $ENV{GLEW_ROOT_PATH}/include
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| 30 | )
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| 31 |
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| 32 | FIND_LIBRARY( GLEW_GLEW_LIBRARY
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| 33 | NAMES glew glew32
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| 34 | PATHS
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| 35 | $ENV{GLEW_ROOT_PATH}/lib
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| 36 | ${OPENGL_LIBRARY_DIR}
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| 37 | )
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| 38 |
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| 39 | ENDIF(CYGWIN)
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| 40 |
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| 41 | ELSE (WIN32)
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| 42 |
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| 43 | IF (APPLE)
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| 44 | # These values for Apple could probably do with improvement.
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| 45 | FIND_PATH( GLEW_INCLUDE_DIR glew.h
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| 46 | /System/Library/Frameworks/GLEW.framework/Versions/A/Headers
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| 47 | ${OPENGL_LIBRARY_DIR}
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| 48 | )
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| 49 | SET(GLEW_GLEW_LIBRARY "-framework GLEW" CACHE STRING "GLEW library for OSX")
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| 50 | SET(GLEW_cocoa_LIBRARY "-framework Cocoa" CACHE STRING "Cocoa framework for OSX")
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| 51 | ELSE (APPLE)
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| 52 |
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| 53 | FIND_PATH( GLEW_INCLUDE_DIR GL/glew.h
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| 54 | /usr/include/GL
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| 55 | /usr/openwin/share/include
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| 56 | /usr/openwin/include
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| 57 | /usr/X11R6/include
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| 58 | /usr/include/X11
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| 59 | /opt/graphics/OpenGL/include
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| 60 | /opt/graphics/OpenGL/contrib/libglew
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| 61 | )
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| 62 |
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| 63 | FIND_LIBRARY( GLEW_GLEW_LIBRARY GLEW
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| 64 | /usr/openwin/lib
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| 65 | /usr/X11R6/lib
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| 66 | )
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| 67 |
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| 68 | ENDIF (APPLE)
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| 69 |
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| 70 | ENDIF (WIN32)
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| 71 |
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| 72 | SET( GLEW_FOUND "NO" )
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| 73 | IF(GLEW_INCLUDE_DIR)
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| 74 | IF(GLEW_GLEW_LIBRARY)
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| 75 | # Is -lXi and -lXmu required on all platforms that have it?
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| 76 | # If not, we need some way to figure out what platform we are on.
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| 77 | SET( GLEW_LIBRARIES
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| 78 | ${GLEW_GLEW_LIBRARY}
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| 79 | ${GLEW_cocoa_LIBRARY}
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| 80 | )
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| 81 | SET( GLEW_FOUND "YES" )
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| 82 |
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| 83 | #The following deprecated settings are for backwards compatibility with CMake1.4
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| 84 | SET (GLEW_LIBRARY ${GLEW_LIBRARIES})
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| 85 | SET (GLEW_INCLUDE_PATH ${GLEW_INCLUDE_DIR})
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| 86 |
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| 87 | ENDIF(GLEW_GLEW_LIBRARY)
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| 88 | ENDIF(GLEW_INCLUDE_DIR)
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| 89 |
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| 90 | IF(GLEW_FOUND)
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| 91 | IF(NOT GLEW_FIND_QUIETLY)
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| 92 | MESSAGE(STATUS "Found Glew: ${GLEW_LIBRARIES}")
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| 93 | ENDIF(NOT GLEW_FIND_QUIETLY)
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| 94 | ELSE(GLEW_FOUND)
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| 95 | IF(GLEW_FIND_REQUIRED)
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| 96 | MESSAGE(FATAL_ERROR "Could not find Glew")
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| 97 | ENDIF(GLEW_FIND_REQUIRED)
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| 98 | ENDIF(GLEW_FOUND)
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| 99 |
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| 100 | MARK_AS_ADVANCED(
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| 101 | GLEW_INCLUDE_DIR
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| 102 | GLEW_GLEW_LIBRARY
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| 103 | GLEW_Xmu_LIBRARY
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| 104 | GLEW_Xi_LIBRARY
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| 105 | )
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