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57 lines
1.8 KiB
57 lines
1.8 KiB
1 year ago
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# Helper functions to include libigl modules
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function(_igl_include_full prefix name force)
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string(TOUPPER "${prefix}" prefix_uc)
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string(TOUPPER "${name}" name_uc)
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if(prefix_uc)
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string(PREPEND prefix_uc _)
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endif()
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string(TOLOWER "${prefix_uc}" prefix_lc)
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if(TARGET igl${prefix_lc}::${name})
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# Target already exists, skip
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return()
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endif()
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if(${force} AND NOT ${name} STREQUAL "core")
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message(STATUS "Forcing include of libigl module: ${name}")
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endif()
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# Dependencies are linked as INTERFACE targets unless libigl is compiled as a static library
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if(LIBIGL_USE_STATIC_LIBRARY)
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set(IGL_SCOPE PUBLIC)
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else()
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set(IGL_SCOPE INTERFACE)
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endif()
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# Retrieve module path use by libigl (necessary when calling igl_include() from a subproject)
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get_property(igl_module_path GLOBAL PROPERTY __igl_module_path)
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set(CMAKE_MODULE_PATH ${igl_module_path})
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# Include igl target definition
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if(LIBIGL${prefix_uc}_${name_uc} OR ${force})
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include(${libigl_SOURCE_DIR}/cmake/igl/modules/${prefix}/${name}.cmake)
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endif()
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endfunction()
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# Include module only if CMake option is provided
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function(igl_include_optional name)
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if(ARGC GREATER_EQUAL 2)
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# Two args given: prefix + name
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_igl_include_full(${name} ${ARGV1} FALSE)
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else()
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# Only one arg given: prefix (which contains module name)
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_igl_include_full("" ${name} FALSE)
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endif()
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endfunction()
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# Include module only unconditionally (e.g. if module is a dependency of another module)
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function(igl_include name)
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if(ARGC GREATER_EQUAL 2)
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# Two args given: prefix + name
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_igl_include_full(${name} ${ARGV1} TRUE)
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else()
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# Only one arg given: prefix (which contains module name)
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_igl_include_full("" ${name} TRUE)
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endif()
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endfunction()
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