ground/gcs/src/libs/eigen/cmake/FindGLEW.cmake

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