mirror of
https://github.com/NGSolve/netgen.git
synced 2024-12-24 21:10:33 +05:00
Emscripten support
This commit is contained in:
Hochsteger, Matthias
parent
a15bd179ba
commit
11da083507
@ -95,7 +95,7 @@ if(USE_PYTHON)
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file(TO_CMAKE_PATH ${PYTHON_PACKAGES_INSTALL_DIR} PYTHON_PACKAGES_INSTALL_DIR)
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endif(USE_PYTHON)
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if(APPLE)
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if(APPLE AND NOT EMSCRIPTEN)
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set(NG_INSTALL_DIR_BIN_DEFAULT Contents/MacOS)
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set(NG_INSTALL_DIR_LIB_DEFAULT Contents/MacOS)
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set(NG_INSTALL_DIR_CMAKE_DEFAULT Contents/Resources/CMake)
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@ -104,7 +104,7 @@ if(APPLE)
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set(NG_INSTALL_DIR_INCLUDE_DEFAULT Contents/Resources/include)
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set(NG_RPATH_TOKEN "@loader_path")
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else(APPLE)
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else(APPLE AND NOT EMSCRIPTEN)
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set(NG_INSTALL_DIR_BIN_DEFAULT bin)
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set(NG_INSTALL_DIR_LIB_DEFAULT lib)
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if(WIN32)
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@ -117,7 +117,7 @@ else(APPLE)
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set(NG_INSTALL_DIR_INCLUDE_DEFAULT include)
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set(NG_RPATH_TOKEN "\$ORIGIN")
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endif(APPLE)
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endif(APPLE AND NOT EMSCRIPTEN)
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set(NG_INSTALL_DIR_PYTHON ${NG_INSTALL_DIR_PYTHON_DEFAULT} CACHE STRING "Install directory for Python files")
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set(NG_INSTALL_DIR_BIN ${NG_INSTALL_DIR_BIN_DEFAULT} CACHE STRING "Install directory for executables")
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@ -14,9 +14,16 @@ set (SUBPROJECT_ARGS
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PREFIX ${CMAKE_CURRENT_BINARY_DIR}/dependencies
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)
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if (EMSCRIPTEN)
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set (SUBPROJECT_ARGS
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${SUBPROJECT_ARGS}
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CMAKE_COMMAND emcmake ${CMAKE_COMMAND})
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endif()
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# only show output on failure in ci-builds
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if(DEFINED ENV{CI})
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set (SUBPROJECT_ARGS
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${SUBPROJECT_ARGS}
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LOG_DOWNLOAD ON
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LOG_BUILD ON
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LOG_INSTALL ON
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@ -134,25 +141,27 @@ endif(BUILD_OCC)
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endif(USE_OCC)
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if(BUILD_ZLIB)
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set(ZLIB_DIR ${CMAKE_CURRENT_BINARY_DIR}/dependencies/zlib)
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set(ZLIB_ROOT ${CMAKE_CURRENT_BINARY_DIR}/dependencies/zlib)
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ExternalProject_Add(project_zlib
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${SUBPROJECT_ARGS}
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URL https://github.com/madler/zlib/archive/refs/tags/v1.2.11.zip
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URL_MD5 9d6a627693163bbbf3f26403a3a0b0b1
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DOWNLOAD_DIR ${CMAKE_CURRENT_SOURCE_DIR}/external_dependencies
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CMAKE_ARGS
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-DCMAKE_INSTALL_PREFIX=${ZLIB_DIR}
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-DCMAKE_INSTALL_PREFIX=${ZLIB_ROOT}
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${SUBPROJECT_CMAKE_ARGS}
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UPDATE_COMMAND "" # Disable update
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BUILD_IN_SOURCE 1
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)
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list(APPEND NETGEN_DEPENDENCIES project_zlib)
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list(APPEND NETGEN_CMAKE_PREFIX_PATH ${ZLIB_DIR})
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if(WIN32)
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# force linking the static library
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set(ZLIB_INCLUDE_DIRS ${ZLIB_DIR}/include)
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set(ZLIB_LIBRARIES ${ZLIB_DIR}/lib/zlibstatic.lib)
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set(ZLIB_INCLUDE_DIRS ${ZLIB_ROOT}/include)
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set(ZLIB_LIBRARIES ${ZLIB_ROOT}/lib/zlibstatic.lib)
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elseif(EMSCRIPTEN)
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set(ZLIB_INCLUDE_DIRS ${ZLIB_ROOT}/include)
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set(ZLIB_LIBRARIES ${ZLIB_ROOT}/lib/libz.a)
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endif(WIN32)
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else()
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include(cmake/external_projects/zlib.cmake)
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@ -252,6 +261,7 @@ set_vars( NETGEN_CMAKE_ARGS
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OpenCascade_ROOT
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ZLIB_INCLUDE_DIRS
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ZLIB_LIBRARIES
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ZLIB_ROOT
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NGLIB_LIBRARY_TYPE
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NGCORE_LIBRARY_TYPE
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@ -17,6 +17,13 @@ add_library(ngcore ${NGCORE_LIBRARY_TYPE}
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string(REPLACE "|" ";" ng_compile_flags_replace_sep "${NG_COMPILE_FLAGS}")
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target_compile_options(ngcore PUBLIC ${ng_compile_flags_replace_sep})
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if(EMSCRIPTEN)
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target_link_options(ngcore PUBLIC -sALLOW_MEMORY_GROWTH)
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# target_link_options(ngcore PUBLIC -sINITIAL_MEMORY=1gb)
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target_link_options(ngcore PUBLIC -pthread -sPTHREAD_POOL_SIZE=16)
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target_compile_options(ngcore PUBLIC -pthread)
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endif()
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if (CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9)
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target_link_libraries(ngcore PUBLIC stdc++fs)
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endif()
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@ -23,7 +23,7 @@ namespace ngcore
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// ********* STUFF FOR GETBACKTRACE ***************************
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#ifdef __GNUC__
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#if defined __GNUC__ && !defined __EMSCRIPTEN__
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#include <execinfo.h>
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#include <string.h>
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@ -226,7 +226,7 @@ static bool dummy = []()
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return true;
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}();
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#else // __GNUC__
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#else // __GNUC__ and not __EMSCRIPTEN__
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namespace ngcore
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{
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@ -71,6 +71,8 @@ namespace ngcore
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unsigned long long tics;
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__asm __volatile("mrs %0, CNTVCT_EL0" : "=&r" (tics));
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return tics;
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#elif defined(__EMSCRIPTEN__)
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return std::chrono::high_resolution_clock::now().time_since_epoch().count();
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#else
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#warning "Unsupported CPU architecture"
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return 0;
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@ -4452,30 +4452,30 @@ namespace netgen
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}
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return 1;
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if ( /* hp */ 1) // needed for old, simple hp-refinement
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{
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// trigs with 2 or more segments are illegal
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int i;
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int nseg = 0;
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// if ( /* hp */ 1) // needed for old, simple hp-refinement
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// {
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// // trigs with 2 or more segments are illegal
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// int i;
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// int nseg = 0;
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if (!segmentht)
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{
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cerr << "no segmentht allocated" << endl;
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return 0;
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}
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// if (!segmentht)
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// {
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// cerr << "no segmentht allocated" << endl;
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// return 0;
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// }
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// Point3d cp(0.5, 0.5, 0.5);
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for (i = 1; i <= 3; i++)
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{
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INDEX_2 i2(el.PNumMod (i), el.PNumMod (i+1));
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i2.Sort();
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if (segmentht -> Used (i2))
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nseg++;
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}
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if (nseg >= 2)
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return 0;
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}
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return 1;
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// // Point3d cp(0.5, 0.5, 0.5);
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// for (i = 1; i <= 3; i++)
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// {
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// INDEX_2 i2(el.PNumMod (i), el.PNumMod (i+1));
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// i2.Sort();
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// if (segmentht -> Used (i2))
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// nseg++;
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// }
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// if (nseg >= 2)
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// return 0;
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// }
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// return 1;
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}
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double Mesh :: CalcTotalBad (const MeshingParameters & mp )
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@ -9,5 +9,11 @@ target_link_libraries(nglib PUBLIC ngcore)
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target_link_libraries( nglib PRIVATE ${MPI_CXX_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT} ${JPEG_LIBRARIES} ${MKL_LIBRARIES} ${ZLIB_LIBRARIES} ${OCC_LIBRARIES} netgen_cgns )
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if(EMSCRIPTEN)
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target_link_options(nglib PUBLIC -sALLOW_MEMORY_GROWTH)
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target_link_options(nglib PUBLIC -pthread -sPTHREAD_POOL_SIZE=16)
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target_compile_options(nglib PUBLIC -pthread)
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endif(EMSCRIPTEN)
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install(TARGETS nglib netgen_cgns ${NG_INSTALL_DIR})
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install(FILES nglib.h DESTINATION ${NG_INSTALL_DIR_INCLUDE} COMPONENT netgen_devel)
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@ -1,7 +1,15 @@
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# this file is included from the parent directory (otherwise generated source files are not recognized properly by cmake)
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# generate .cpp files containing the string of the .rls meshing rule files
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add_executable(makerls rules/makerlsfile.cpp)
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if(EMSCRIPTEN)
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add_custom_command(OUTPUT makerls
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COMMAND g++ ${CMAKE_CURRENT_SOURCE_DIR}/rules/makerlsfile.cpp -o ${CMAKE_CURRENT_BINARY_DIR}/makerls
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)
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set(rules_command ${CMAKE_BINARY_DIR}/makerls)
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else(EMSCRIPTEN)
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add_executable(makerls rules/makerlsfile.cpp)
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set(rules_command makerls)
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endif()
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set(rules
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hexrules
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@ -21,7 +29,7 @@ foreach(rule ${rules})
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set(rule_cpp ${CMAKE_CURRENT_BINARY_DIR}/rules/rule_${rule}.cpp)
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add_custom_command(OUTPUT ${rule_cpp}
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COMMAND makerls ${rule_file} ${rule_cpp} ${rule}
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COMMAND ${rules_command} ${rule_file} ${rule_cpp} ${rule}
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DEPENDS makerls ${rule_file}
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)
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endforeach()
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