f5b776b747
Fixes #587 This works around issues in CMake 3.19 and lower which aren't aware of the new 'tbd' files that should be used for GLUT
113 lines
3.4 KiB
CMake
113 lines
3.4 KiB
CMake
##============================================================================
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## Copyright (c) Kitware, Inc.
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## All rights reserved.
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## See LICENSE.txt for details.
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##
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## This software is distributed WITHOUT ANY WARRANTY; without even
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## the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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## PURPOSE. See the above copyright notice for more information.
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##============================================================================
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#-----------------------------------------------------------------------------
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# find OpenGL and supporting libraries provided to make using VTK-m easier
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# for consumers.
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#
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# vtkm_find_gl(
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# REQUIRED [GL|GLUT|GLEW]
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# OPTIONAL [GL|GLUT|GLEW]
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# QUIET [ON/OFF]
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# )
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#
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# Imports everything as imported modules with the following names:
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# - GLUT::GLUT
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# - GLEW::GLEW
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# - OpenGL::GL
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# For OpenGL Will also provide the more explicit targets of:
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# - OpenGL::OpenGL
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# - OpenGL::GLU
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# - OpenGL::GLX
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# - OpenGL::EGL
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function(vtkm_find_gl)
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set(oneValueArgs QUIET)
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set(multiValueArgs REQUIRED OPTIONAL)
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cmake_parse_arguments(find_gl
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"${options}" "${oneValueArgs}" "${multiValueArgs}"
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${ARGN}
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)
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set(QUIETLY )
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if(find_gl_QUIET)
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set(QUIETLY "QUIET")
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endif()
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foreach(item ${find_gl_REQUIRED})
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set(${item}_REQUIRED "REQUIRED")
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set(DO_${item}_FIND TRUE)
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endforeach()
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foreach(item ${find_gl_OPTIONAL})
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set(DO_${item}_FIND TRUE)
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endforeach()
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#Find GL
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if(DO_GL_FIND AND NOT TARGET OpenGL::GL)
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find_package(OpenGL ${GL_REQUIRED} ${QUIETLY} MODULE)
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endif()
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#Find GLEW
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if(DO_GLEW_FIND AND NOT TARGET GLEW::GLEW)
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find_package(GLEW ${GLEW_REQUIRED} ${QUIETLY})
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endif()
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if(DO_GLUT_FIND AND NOT TARGET GLUT::GLUT)
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find_package(GLUT ${GLUT_REQUIRED} ${QUIETLY})
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if(APPLE AND CMAKE_VERSION VERSION_LESS 3.19.2)
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get_target_property(lib_path GLUT::GLUT IMPORTED_LOCATION)
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if(EXISTS "${lib_path}.tbd")
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set_target_properties(GLUT::GLUT PROPERTIES
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IMPORTED_LOCATION "${lib_path}.tbd")
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endif()
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get_target_property(lib_path GLUT::Cocoa IMPORTED_LOCATION)
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if(EXISTS "${lib_path}.tbd")
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set_target_properties(GLUT::Cocoa PROPERTIES
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IMPORTED_LOCATION "${lib_path}.tbd")
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endif()
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endif()
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endif()
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endfunction()
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#-----------------------------------------------------------------------------
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if(VTKm_ENABLE_GL_CONTEXT OR
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VTKm_ENABLE_OSMESA_CONTEXT OR
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VTKm_ENABLE_EGL_CONTEXT
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)
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vtkm_find_gl(REQUIRED GL GLEW
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OPTIONAL
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QUIET)
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endif()
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#-----------------------------------------------------------------------------
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if(VTKm_ENABLE_RENDERING AND NOT TARGET vtkm_rendering_gl_context)
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add_library(vtkm_rendering_gl_context INTERFACE)
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endif()
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#-----------------------------------------------------------------------------
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if(VTKm_ENABLE_GL_CONTEXT)
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if(TARGET OpenGL::GLX)
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target_link_libraries(vtkm_rendering_gl_context
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INTERFACE OpenGL::OpenGL OpenGL::GLX GLEW::GLEW)
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elseif(TARGET OpenGL::GL)
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target_link_libraries(vtkm_rendering_gl_context
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INTERFACE OpenGL::GL OpenGL::GLU GLEW::GLEW)
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endif()
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elseif(VTKm_ENABLE_OSMESA_CONTEXT)
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target_link_libraries(vtkm_rendering_gl_context
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INTERFACE OpenGL::GL OpenGL::GLU GLEW::GLEW)
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elseif(VTKm_ENABLE_EGL_CONTEXT)
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target_link_libraries(vtkm_rendering_gl_context
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INTERFACE OpenGL::OpenGL OpenGL::EGL GLEW::GLEW)
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endif()
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