cmake_modules/FindOpenGL.cmake
author Wuzzy <almikes@aol.com>
Fri, 06 May 2016 17:26:06 +0200
changeset 11814 8eccc307ca1e
parent 11658 f87ed83568c8
permissions -rw-r--r--
Frontend: Increase space for help text in the footer
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
11658
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
     1
#.rst:
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
     2
# FindOpenGL
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
     3
# ----------
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
     4
#
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
     5
# FindModule for OpenGL and GLU.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
     6
#
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
     7
# Result Variables
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
     8
# ^^^^^^^^^^^^^^^^
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
     9
#
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    10
# This module sets the following variables:
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    11
#
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    12
# ``OPENGL_FOUND``
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    13
#  True, if the system has OpenGL.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    14
# ``OPENGL_XMESA_FOUND``
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    15
#  True, if the system has XMESA.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    16
# ``OPENGL_GLU_FOUND``
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    17
#  True, if the system has GLU.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    18
# ``OPENGL_INCLUDE_DIR``
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    19
#  Path to the OpenGL include directory.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    20
# ``OPENGL_LIBRARIES``
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    21
#  Paths to the OpenGL and GLU libraries.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    22
#
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    23
# If you want to use just GL you can use these values:
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    24
#
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    25
# ``OPENGL_gl_LIBRARY``
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    26
#  Path to the OpenGL library.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    27
# ``OPENGL_glu_LIBRARY``
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    28
#  Path to the GLU library.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    29
#
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    30
# OSX Specific
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    31
# ^^^^^^^^^^^^
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    32
#
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    33
# On OSX default to using the framework version of OpenGL. People will
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    34
# have to change the cache values of OPENGL_glu_LIBRARY and
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    35
# OPENGL_gl_LIBRARY to use OpenGL with X11 on OSX.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    36
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    37
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    38
#=============================================================================
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    39
# Copyright 2001-2009 Kitware, Inc.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    40
#
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    41
# Distributed under the OSI-approved BSD License (the "License");
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    42
# see accompanying file Copyright.txt for details.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    43
#
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    44
# This software is distributed WITHOUT ANY WARRANTY; without even the
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    45
# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    46
# See the License for more information.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    47
#=============================================================================
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    48
# (To distribute this file outside of CMake, substitute the full
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    49
#  License text for the above reference.)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    50
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    51
set(_OpenGL_REQUIRED_VARS OPENGL_gl_LIBRARY)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    52
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    53
if (CYGWIN)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    54
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    55
  find_path(OPENGL_INCLUDE_DIR GL/gl.h )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    56
  list(APPEND _OpenGL_REQUIRED_VARS OPENGL_INCLUDE_DIR)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    57
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    58
  find_library(OPENGL_gl_LIBRARY opengl32 )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    59
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    60
  find_library(OPENGL_glu_LIBRARY glu32 )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    61
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    62
elseif (WIN32)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    63
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    64
  if(BORLAND)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    65
    set (OPENGL_gl_LIBRARY import32 CACHE STRING "OpenGL library for win32")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    66
    set (OPENGL_glu_LIBRARY import32 CACHE STRING "GLU library for win32")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    67
  else()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    68
    set (OPENGL_gl_LIBRARY opengl32 CACHE STRING "OpenGL library for win32")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    69
    set (OPENGL_glu_LIBRARY glu32 CACHE STRING "GLU library for win32")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    70
  endif()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    71
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    72
elseif (APPLE)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    73
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    74
  # The OpenGL.framework provides both gl and glu
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    75
  find_library(OPENGL_gl_LIBRARY OpenGL DOC "OpenGL library for OS X")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    76
  find_library(OPENGL_glu_LIBRARY OpenGL DOC
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    77
    "GLU library for OS X (usually same as OpenGL library)")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    78
  find_path(OPENGL_INCLUDE_DIR OpenGL/gl.h DOC "Include for OpenGL on OS X")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    79
  list(APPEND _OpenGL_REQUIRED_VARS OPENGL_INCLUDE_DIR)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    80
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    81
else()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    82
  if (CMAKE_SYSTEM_NAME MATCHES "HP-UX")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    83
    # Handle HP-UX cases where we only want to find OpenGL in either hpux64
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    84
    # or hpux32 depending on if we're doing a 64 bit build.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    85
    if(CMAKE_SIZEOF_VOID_P EQUAL 4)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    86
      set(_OPENGL_LIB_PATH
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    87
        /opt/graphics/OpenGL/lib/hpux32/)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    88
    else()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    89
      set(_OPENGL_LIB_PATH
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    90
        /opt/graphics/OpenGL/lib/hpux64/
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    91
        /opt/graphics/OpenGL/lib/pa20_64)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    92
    endif()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    93
  elseif(CMAKE_SYSTEM_NAME STREQUAL Haiku)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    94
    set(_OPENGL_LIB_PATH
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    95
      /boot/develop/lib/x86)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    96
    set(_OPENGL_INCLUDE_PATH
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    97
      /boot/develop/headers/os/opengl)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    98
  endif()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
    99
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   100
  # The first line below is to make sure that the proper headers
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   101
  # are used on a Linux machine with the NVidia drivers installed.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   102
  # They replace Mesa with NVidia's own library but normally do not
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   103
  # install headers and that causes the linking to
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   104
  # fail since the compiler finds the Mesa headers but NVidia's library.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   105
  # Make sure the NVIDIA directory comes BEFORE the others.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   106
  #  - Atanas Georgiev <atanas@cs.columbia.edu>
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   107
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   108
  find_path(OPENGL_INCLUDE_DIR GL/gl.h
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   109
    /usr/share/doc/NVIDIA_GLX-1.0/include
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   110
    /usr/openwin/share/include
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   111
    /opt/graphics/OpenGL/include /usr/X11R6/include
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   112
    ${_OPENGL_INCLUDE_PATH}
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   113
  )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   114
  list(APPEND _OpenGL_REQUIRED_VARS OPENGL_INCLUDE_DIR)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   115
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   116
  find_path(OPENGL_xmesa_INCLUDE_DIR GL/xmesa.h
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   117
    /usr/share/doc/NVIDIA_GLX-1.0/include
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   118
    /usr/openwin/share/include
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   119
    /opt/graphics/OpenGL/include /usr/X11R6/include
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   120
  )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   121
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   122
  find_library(OPENGL_gl_LIBRARY
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   123
    NAMES GL MesaGL
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   124
    PATHS /opt/graphics/OpenGL/lib
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   125
          /usr/openwin/lib
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   126
          /usr/shlib /usr/X11R6/lib
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   127
          ${_OPENGL_LIB_PATH}
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   128
  )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   129
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   130
  unset(_OPENGL_INCLUDE_PATH)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   131
  unset(_OPENGL_LIB_PATH)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   132
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   133
  find_library(OPENGL_glu_LIBRARY
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   134
    NAMES GLU MesaGLU
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   135
    PATHS ${OPENGL_gl_LIBRARY}
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   136
          /opt/graphics/OpenGL/lib
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   137
          /usr/openwin/lib
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   138
          /usr/shlib /usr/X11R6/lib
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   139
  )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   140
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   141
endif ()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   142
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   143
if(OPENGL_gl_LIBRARY)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   144
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   145
    if(OPENGL_xmesa_INCLUDE_DIR)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   146
      set( OPENGL_XMESA_FOUND "YES" )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   147
    else()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   148
      set( OPENGL_XMESA_FOUND "NO" )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   149
    endif()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   150
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   151
    set( OPENGL_LIBRARIES  ${OPENGL_gl_LIBRARY} ${OPENGL_LIBRARIES})
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   152
    if(OPENGL_glu_LIBRARY)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   153
      set( OPENGL_GLU_FOUND "YES" )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   154
      if(NOT "${OPENGL_glu_LIBRARY}" STREQUAL "${OPENGL_gl_LIBRARY}")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   155
        set( OPENGL_LIBRARIES ${OPENGL_glu_LIBRARY} ${OPENGL_LIBRARIES} )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   156
      endif()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   157
    else()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   158
      set( OPENGL_GLU_FOUND "NO" )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   159
    endif()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   160
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   161
    # This deprecated setting is for backward compatibility with CMake1.4
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   162
    set (OPENGL_LIBRARY ${OPENGL_LIBRARIES})
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   163
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   164
endif()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   165
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   166
# This deprecated setting is for backward compatibility with CMake1.4
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   167
set(OPENGL_INCLUDE_PATH ${OPENGL_INCLUDE_DIR})
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   168
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   169
if(BUILD_ENGINE_JS)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   170
    # The implementation is based on the standard FindOpenGL.cmake provided
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   171
    # with CMake, but customized for targeting Emscripten only.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   172
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   173
    # These libraries are provided with Emscripten
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   174
    SET(OPENGL_FOUND TRUE)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   175
    SET(OPENGL_GLU_FOUND TRUE)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   176
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   177
    # Doesn't look like this one is part of Emscripten
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   178
    SET(OPENGL_XMESA_FOUND FALSE)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   179
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   180
    # This is the path where <GL/gl.h> is found
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   181
    SET(OPENGL_INCLUDE_DIR "${EMSCRIPTEN_ROOT_PATH}/system/include")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   182
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   183
    # No library to link against for OpenGL, since Emscripten picks it up
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   184
    # automatically from library_gl.js, but need to report something, or
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   185
    # CMake thinks we failed in the search.
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   186
    SET(OPENGL_LIBRARIES "opengl_emscripten_internal")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   187
    SET(OPENGL_gl_LIBRARY "gl_emscripten_internal")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   188
    SET(OPENGL_glu_LIBRARY "glu_emscripten_internal")
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   189
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   190
    mark_as_advanced(
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   191
      OPENGL_INCLUDE_DIR
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   192
      OPENGL_glu_LIBRARY
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   193
      OPENGL_gl_LIBRARY
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   194
    )
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   195
endif()
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   196
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   197
# handle the QUIETLY and REQUIRED arguments and set OPENGL_FOUND to TRUE if
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   198
# all listed variables are TRUE
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   199
INCLUDE(FindPackageHandleStandardArgs)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   200
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   201
FIND_PACKAGE_HANDLE_STANDARD_ARGS(OpenGL REQUIRED_VARS ${_OpenGL_REQUIRED_VARS})
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   202
unset(_OpenGL_REQUIRED_VARS)
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   203
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   204
mark_as_advanced(
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   205
  OPENGL_INCLUDE_DIR
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   206
  OPENGL_xmesa_INCLUDE_DIR
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   207
  OPENGL_glu_LIBRARY
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   208
  OPENGL_gl_LIBRARY
f87ed83568c8 Import the Emscripted toolchain configuration
koda
parents:
diff changeset
   209
)