cmake/Modules/FindOpenGLES2.cmake

   1 #-------------------------------------------------------------------
   2 # The contents of this file are placed in the public domain. Feel
   3 # free to make use of it in any way you like.
   4 #-------------------------------------------------------------------
   5
   6 # - Try to find OpenGLES and EGL
   7 # Once done this will define
   8 #
   9 #  OPENGLES2_FOUND        - system has OpenGLES
  10 #  OPENGLES2_INCLUDE_DIR  - the GL include directory
  11 #  OPENGLES2_LIBRARIES    - Link these to use OpenGLES
  12 #
  13 #  EGL_FOUND        - system has EGL
  14 #  EGL_INCLUDE_DIR  - the EGL include directory
  15 #  EGL_LIBRARIES    - Link these to use EGL
  16
  17 # Win32 and Apple are not tested!
  18 # Linux tested and works
  19
  20 if(WIN32)
  21         find_path(OPENGLES2_INCLUDE_DIR GLES2/gl2.h)
  22         find_library(OPENGLES2_LIBRARY libGLESv2)
  23 elseif(APPLE)
  24         create_search_paths(/Developer/Platforms)
  25         findpkg_framework(OpenGLES2)
  26         set(OPENGLES2_LIBRARY "-framework OpenGLES")
  27 else()
  28         # Unix
  29         find_path(OPENGLES2_INCLUDE_DIR GLES2/gl2.h
  30                 PATHS /usr/openwin/share/include
  31                         /opt/graphics/OpenGL/include
  32                         /usr/X11R6/include
  33                         /usr/include
  34         )
  35
  36         find_library(OPENGLES2_LIBRARY
  37                 NAMES GLESv2
  38                 PATHS /opt/graphics/OpenGL/lib
  39                         /usr/openwin/lib
  40                         /usr/X11R6/lib
  41                         /usr/lib
  42         )
  43
  44         include(FindPackageHandleStandardArgs)
  45         find_package_handle_standard_args(OPENGLES2 DEFAULT_MSG OPENGLES2_LIBRARY OPENGLES2_INCLUDE_DIR)
  46
  47         find_path(EGL_INCLUDE_DIR EGL/egl.h
  48                 PATHS /usr/openwin/share/include
  49                         /opt/graphics/OpenGL/include
  50                         /usr/X11R6/include
  51                         /usr/include
  52         )
  53
  54         find_library(EGL_LIBRARY
  55                 NAMES EGL
  56                 PATHS /opt/graphics/OpenGL/lib
  57                         /usr/openwin/lib
  58                         /usr/X11R6/lib
  59                         /usr/lib
  60         )
  61
  62         include(FindPackageHandleStandardArgs)
  63         find_package_handle_standard_args(EGL DEFAULT_MSG EGL_LIBRARY EGL_INCLUDE_DIR)
  64 endif()
  65
  66 set(OPENGLES2_LIBRARIES ${OPENGLES2_LIBRARY})
  67 set(EGL_LIBRARIES ${EGL_LIBRARY})
  68
  69 mark_as_advanced(
  70         OPENGLES2_INCLUDE_DIR
  71         OPENGLES2_LIBRARY
  72         EGL_INCLUDE_DIR
  73         EGL_LIBRARY
  74 )