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Diffstat (limited to 'cmake/FindGL.cmake')
| -rw-r--r-- | cmake/FindGL.cmake | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/cmake/FindGL.cmake b/cmake/FindGL.cmake new file mode 100644 index 00000000..d2e91ada --- /dev/null +++ b/cmake/FindGL.cmake @@ -0,0 +1,265 @@ +# F I N D G L . C M A K E +# BRL-CAD +# +# Copyright (c) 2001-2013 United States Government as represented by +# the U.S. Army Research Laboratory. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# +# 2. Redistributions in binary form must reproduce the above +# copyright notice, this list of conditions and the following +# disclaimer in the documentation and/or other materials provided +# with the distribution. +# +# 3. The name of the author may not be used to endorse or promote +# products derived from this software without specific prior written +# permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS +# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY +# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE +# GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, +# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +### +# - Try to find OpenGL +# Once done this will define +# +# OPENGL_FOUND - system has OpenGL +# OPENGL_XMESA_FOUND - system has XMESA +# OPENGL_GLU_FOUND - system has GLU +# OPENGL_INCLUDE_DIR_GL - the GL include directory +# OPENGL_INCLUDE_DIR_GLX - the GLX include directory +# OPENGL_LIBRARIES - Link these to use OpenGL and GLU +# +# If you want to use just GL you can use these values +# OPENGL_gl_LIBRARY - Path to OpenGL Library +# OPENGL_glu_LIBRARY - Path to GLU Library +# +# Define controlling option OPENGL_USE_AQUA if on Apple - +# if this is not true, look for the X11 OpenGL. Defaults +# to true. + +#============================================================================= +# Copyright 2001-2009 Kitware, Inc. +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# * Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# +# * Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# * Neither the names of Kitware, Inc., the Insight Software Consortium, +# nor the names of their contributors may be used to endorse or promote +# products derived from this software without specific prior written +# permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# ------------------------------------------------------------------------------ +# +# The above copyright and license notice applies to distributions of +# CMake in source and binary form. Some source files contain additional +# notices of original copyright by their contributors; see each source +# for details. Third-party software packages supplied with CMake under +# compatible licenses provide their own copyright notices documented in +# corresponding subdirectories. +# +# ------------------------------------------------------------------------------ +# +# CMake was initially developed by Kitware with the following sponsorship: +# +# * National Library of Medicine at the National Institutes of Health +# as part of the Insight Segmentation and Registration Toolkit (ITK). +# +# * US National Labs (Los Alamos, Livermore, Sandia) ASC Parallel +# Visualization Initiative. +# +# * National Alliance for Medical Image Computing (NAMIC) is funded by the +# National Institutes of Health through the NIH Roadmap for Medical Research, +# Grant U54 EB005149. +# +# * Kitware, Inc. +# +#============================================================================= + +if(WIN32) + set(OPENGL_gl_LIBRARY opengl32 CACHE STRING "OpenGL library for win32") + set(OPENGL_glu_LIBRARY glu32 CACHE STRING "GLU library for win32") +else(WIN32) + + # The first line below is to make sure that the proper headers + # are used on a Linux machine with the NVidia drivers installed. + # They replace Mesa with NVidia's own library but normally do not + # install headers and that causes the linking to + # fail since the compiler finds the Mesa headers but NVidia's library. + # Make sure the NVIDIA directory comes BEFORE the others. + # - Atanas Georgiev <atanas@cs.columbia.edu> + + + set(OPENGL_INC_SEARCH_PATH + /usr/share/doc/NVIDIA_GLX-1.0/include + /usr/X11/include + /usr/X11R7/include + /usr/X11R6/include + /usr/include/X11 + /usr/local/include/X11 + /usr/local/include + /usr/include + /usr/openwin/share/include + /usr/openwin/include + /usr/pkg/xorg/include + /opt/graphics/OpenGL/include + ) + # Handle HP-UX cases where we only want to find OpenGL in either hpux64 + # or hpux32 depending on if we're doing a 64 bit build. + if(CMAKE_SIZEOF_VOID_P EQUAL 4) + set(HPUX_IA_OPENGL_LIB_PATH /opt/graphics/OpenGL/lib/hpux32/) + else(CMAKE_SIZEOF_VOID_P EQUAL 4) + set(HPUX_IA_OPENGL_LIB_PATH + /opt/graphics/OpenGL/lib/hpux64/ + /opt/graphics/OpenGL/lib/pa20_64) + endif(CMAKE_SIZEOF_VOID_P EQUAL 4) + + get_property(SEARCH_64BIT GLOBAL PROPERTY FIND_LIBRARY_USE_LIB64_PATHS) + if(SEARCH_64BIT) + set(64BIT_DIRS "/usr/lib64/X11;/usr/lib64") + else(SEARCH_64BIT) + set(32BIT_DIRS "/usr/lib/X11;/usr/lib") + endif(SEARCH_64BIT) + + set(OPENGL_LIB_SEARCH_PATH + ${64BIT_DIRS} + ${32BIT_DIRS} + /usr/X11/lib + /usr/X11R7/lib + /usr/X11R6/lib + /usr/shlib + /usr/openwin/lib + /opt/graphics/OpenGL/lib + /usr/pkg/xorg/lib + ${HPUX_IA_OPENGL_LIB_PATH} + ) + + if(APPLE) + OPTION(OPENGL_USE_AQUA "Require native OSX Framework version of OpenGL." ON) + endif(APPLE) + + if(OPENGL_USE_AQUA) + find_library(OPENGL_gl_LIBRARY OpenGL DOC "OpenGL lib for OSX") + find_library(OPENGL_glu_LIBRARY AGL DOC "AGL lib for OSX") + find_path(OPENGL_INCLUDE_DIR_GL OpenGL/gl.h DOC "Include for OpenGL on OSX") + else(OPENGL_USE_AQUA) + # If we're on Apple and not using Aqua, we don't want frameworks + set(CMAKE_FIND_FRAMEWORK "NEVER") + + find_path(OPENGL_INCLUDE_DIR_GL GL/gl.h ${OPENGL_INC_SEARCH_PATH}) + find_path(OPENGL_INCLUDE_DIR_GLX GL/glx.h ${OPENGL_INC_SEARCH_PATH}) + find_path(OPENGL_xmesa_INCLUDE_DIR GL/xmesa.h ${OPENGL_INC_SEARCH_PATH}) + find_library(OPENGL_gl_LIBRARY NAMES GL MesaGL PATHS ${OPENGL_LIB_SEARCH_PATH}) + + # On Unix OpenGL most certainly always requires X11. + # Feel free to tighten up these conditions if you don't + # think this is always true. + # It's not true on OSX. + + if(OPENGL_gl_LIBRARY) + if(NOT X11_FOUND) + include(FindX11) + endif(NOT X11_FOUND) + if(X11_FOUND) + set(OPENGL_LIBRARIES ${X11_LIBRARIES}) + endif(X11_FOUND) + endif(OPENGL_gl_LIBRARY) + + find_library(OPENGL_glu_LIBRARY NAMES GLU MesaGLU PATHS ${OPENGL_LIB_SEARCH_PATH}) + endif(OPENGL_USE_AQUA) + +endif(WIN32) + +set( OPENGL_FOUND "NO" ) + +if(X11_FOUND) + if(OPENGL_INCLUDE_DIR_GLX AND OPENGL_INCLUDE_DIR_GL AND OPENGL_gl_LIBRARY) + set(OPENGL_FOUND "YES" ) + endif(OPENGL_INCLUDE_DIR_GLX AND OPENGL_INCLUDE_DIR_GL AND OPENGL_gl_LIBRARY) +else(X11_FOUND) + if(MSVC OR MINGW) + if(OPENGL_gl_LIBRARY) + set(OPENGL_FOUND "YES" ) + endif(OPENGL_gl_LIBRARY) + else(MSVC OR MINGW) + if(OPENGL_INCLUDE_DIR_GL AND OPENGL_gl_LIBRARY) + set(OPENGL_FOUND "YES" ) + endif(OPENGL_INCLUDE_DIR_GL AND OPENGL_gl_LIBRARY) + endif(MSVC OR MINGW) +endif(X11_FOUND) + + +if(OPENGL_FOUND) + if(OPENGL_xmesa_INCLUDE_DIR) + set( OPENGL_XMESA_FOUND "YES" ) + else(OPENGL_xmesa_INCLUDE_DIR) + set( OPENGL_XMESA_FOUND "NO" ) + endif(OPENGL_xmesa_INCLUDE_DIR) + + set(OPENGL_LIBRARIES ${OPENGL_gl_LIBRARY} ${OPENGL_LIBRARIES}) + if(OPENGL_glu_LIBRARY) + set(OPENGL_GLU_FOUND "YES" ) + set(OPENGL_LIBRARIES ${OPENGL_glu_LIBRARY} ${OPENGL_LIBRARIES} ) + else(OPENGL_glu_LIBRARY) + set( OPENGL_GLU_FOUND "NO" ) + endif(OPENGL_glu_LIBRARY) + + # This deprecated setting is for backward compatibility with CMake1.4 + set(OPENGL_LIBRARY ${OPENGL_LIBRARIES}) +else(OPENGL_FOUND) + # We don't have enough, so no partials - clean up + set(OPENGL_INCLUDE_DIR_GL "" CACHE STRING "OpenGL not found" FORCE) + set(OPENGL_INCLUDE_DIR_GLX "" CACHE STRING "OpenGL not found" FORCE) + set(OPENGL_xmesa_INCLUDE_DIR "" CACHE STRING "OpenGL not found" FORCE) + set(OPENGL_glu_LIBRARY "" CACHE STRING "OpenGL not found" FORCE) + set(OPENGL_gl_LIBRARY "" CACHE STRING "OpenGL not found" FORCE) +endif(OPENGL_FOUND) + +mark_as_advanced( + OPENGL_INCLUDE_DIR_GL + OPENGL_INCLUDE_DIR_GLX + OPENGL_xmesa_INCLUDE_DIR + OPENGL_glu_LIBRARY + OPENGL_gl_LIBRARY + ) + +# Local Variables: +# tab-width: 8 +# mode: cmake +# indent-tabs-mode: t +# End: +# ex: shiftwidth=2 tabstop=8 |