mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-07-06 07:17:25 +00:00
117 lines
3.5 KiB
CMake
117 lines
3.5 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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if(NOT VTKm_INSTALL_ONLY_LIBRARIES)
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vtkm_install_targets(TARGETS vtkm_rendering_gl_context)
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endif()
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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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