Make SANSND plugin ready for ncrystal v4 #1

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/test.yml

@@ -0,0 +1,50 @@
+name: test
+
+on:
+  push:
+  pull_request:
+  schedule:
+    - cron: '8 15 * * 0'  # 8:15 every Monday
+
+jobs:
+  build_and_test_plugin:
+    strategy:
+      matrix:
+        os: [ ubuntu-latest, macos-latest, windows-latest ]
+
+    name: ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        path: src
+
+    - name: Install dependencies
+      run: pip install 'ncrystal-core>=3.9.86' "scikit-build-core>=0.10" "ncrystal-pypluginmgr>=0.0.3" "ncrystal-python>=3.9.86"
+
+    - name: Install plugin
+      run: pip install ./src
+
+    - name: Verify plugin loading
+      shell: python
+      run: |
+        import os
+        os.environ['NCRYSTAL_PLUGIN_RUNTESTS'] = '1'
+        os.environ['NCRYSTAL_REQUIRED_PLUGINS'] = 'SANSND'
+        import NCrystal
+        NCrystal.browsePlugins(dump=True)
+
+    - name: Use plugin file
+      run: nctool -d 'plugins::SANSND/ncplugin-SANSND_nanodiamond.ncmat'
+
+    - name: Load all plugin files
+      shell: python
+      run: |
+        from NCrystal.datasrc import browseFiles
+        from NCrystal.core import createScatter
+        for f in browseFiles(factory='plugins'):
+            if f.name.startswith('SANSND/'):
+                print('Loading f.fullKey')
+                createScatter( f'{f.fullKey}' )

.gitignore

@@ -7,8 +7,7 @@
 #Also needed for vi:
 .*.sw?
 
-#ignore tempory cmake build output and installations:
-/testcode/utils/cache/
+/venv/
 
 #Extra protection against adding in build output created by custom user commands:
 *.so
@@ -29,30 +28,9 @@
 *.app
 
 __pycache__/
-build/
-
-testcode/data/njoy_calc.txt
-testcode/data/teshi.dat
-testcode/data/vesuvio_unc.dat
-testcode/data/vesuvio.dat
-testcode/data/vesuvio_4mm.inp
-testcode/scripts/plotradicand.py
-
+.ipynb_checkpoints/
+.vscode/
 
 #Miscellaneous:
 .DS_Store
 vgcore.*
-.vscode/
-testcode/data/openmc_fwd.dat
-testcode/data/nesvi.dat
-testcode/data/openmc_bkw.dat
-testcode/data/F4690504.tmp:Zone.Identifier
-testcode/data/AA6BE253.tmp:Zone.Identifier
-testcode/data/9CC7D60B.tmp:Zone.Identifier
-testcode/data/3DCFA2D9.tmp:Zone.Identifier
-boost
-testcode/data/Ersez_dataset:Zone.Identifier
-testcode/data/*:Zone.Identifier
-testcode/data/muvals
-testcode/data/muvals_files
-compile_plugin.sh

CMakeLists.txt

@@ -1,167 +1,77 @@
-
-# CMake code for building the plugin and possible also testcode in the testcode/
-# subdirectory. In general, please try to refrain from editing this file!
-# Anything special that needs to be done to support the plugin development
-# environment can be done in testcode/CMakeLists.txt, so it won't affect the main plugin.
-
-cmake_minimum_required(VERSION 3.10...3.19)
-
-execute_process( COMMAND ncrystal-config --show cmakedir
-                 OUTPUT_VARIABLE NCrystal_DIR
-                 OUTPUT_STRIP_TRAILING_WHITESPACE )
-find_package(NCrystal REQUIRED)
+cmake_minimum_required(VERSION 3.20...3.30)
 
 #Extract plugin name from ncplugin_name.txt:
-file(STRINGS "${CMAKE_CURRENT_LIST_DIR}/ncplugin_name.txt" NCPlugin_NAME LIMIT_COUNT 1)
+file( STRINGS "${CMAKE_CURRENT_LIST_DIR}/ncplugin_name.txt" NCPlugin_NAME LIMIT_COUNT 1)
 string(STRIP "${NCPlugin_NAME}" NCPlugin_NAME)
 
 project( "NCPlugin_${NCPlugin_NAME}" VERSION 0.0.1 LANGUAGES CXX)
 
-#Project has two options. While developing the project, one should use the default values.
-
-#1) NCPLUGIN_DEVMODE: enables the subproject in testcode/ and enables various
-#   strict compilation options, which helps to ensure that the plugin will
-#   contain code appropriate for NCrystal.
-#2) NCPLUGIN_ASBUILTIN: This option is used when the plugin code should be
-#   embedded directly into the primary NCrystal library.
-
-option(NCPLUGIN_DEVMODE "Enable strict compilation flags and build test code" ON)
-option(NCPLUGIN_ASBUILTIN "Do not build plugin, just prepare CMake variables for static inclusion (variable used by NCrystal's CMake code)" OFF)
-
-if (NCPLUGIN_DEVMODE AND NCPLUGIN_ASBUILTIN)
-  message(FATAL_ERROR "The options NCPLUGIN_ASBUILTIN and NCPLUGIN_DEVMODE can not be enabled simultaneously")
-endif()
+set( ncplugin_data_file_pattern "data/*.ncmat" )
 
-#Ensure we have a default build type if not already specified:
-if ( NOT DEFINED CMAKE_BUILD_TYPE )
-  if (NCPLUGIN_DEVMODE)
-    set( CMAKE_BUILD_TYPE Debug )
-  else()
-    set( CMAKE_BUILD_TYPE RelWithDebInfo )
+if ( DEFINED SKBUILD_PROJECT_NAME )
+  if ( NOT "${SKBUILD_PROJECT_NAME}" STREQUAL "ncrystal_plugin_${NCPlugin_NAME}" )
+    message(
+      FATAL_ERROR "Mismatch in plugin name hardcoded in "
+      " ncplugin_name.txt and pyproject.toml's project.name field."
+    )
   endif()
 endif()
 
-#Plugin C++ files:
-function(srcfileglob varname pattern)
-  #Glob with CONFIGURE_DEPENDS + ignoring temporary files left around by editors.
-  file( GLOB tmpall LIST_DIRECTORIES false CONFIGURE_DEPENDS "${PROJECT_SOURCE_DIR}/${pattern}" )
+#Must always build against NCrystal:
+if( NOT DEFINED "NCrystal_DIR" )
+  #Need to invoke "ncrystal-config --show cmakedir" if we want to be able to
+  #work with ncrystal-core installed via python wheels:
+  execute_process(
+    COMMAND ncrystal-config --show cmakedir
+    OUTPUT_VARIABLE "NCrystal_DIR" OUTPUT_STRIP_TRAILING_WHITESPACE
+  )
+endif()
+find_package( NCrystal 3.9.85 REQUIRED )
+
+function( ncrystal_srcfileglob varname pattern )
+  #Glob while ignoring temporary files.
+  file(
+    GLOB tmpall LIST_DIRECTORIES false
+    CONFIGURE_DEPENDS "${pattern}"
+  )
   set(tmp "")
   foreach(fn ${tmpall})
     get_filename_component( bn "${fn}" NAME)
-    if (bn MATCHES "(#|~| )+")#could ignore . as well for scripts "|\\."
-      message("----> Ignoring file with invalid name: ${bn}")
+    if (bn MATCHES "(#|~| )+")
+      message( WARNING "Ignoring file with invalid name: ${bn}")
     else()
       list(APPEND tmp "${fn}")
     endif()
   endforeach()
   set( ${varname} ${tmp} PARENT_SCOPE )
 endfunction()
 
-#Find files (also has the effect of triggering auto-reconf if the glob results change):
-srcfileglob( plugin_srcfiles "src/*.cc" )
-srcfileglob( plugin_hdrfiles  "include/*.hh" )
-srcfileglob( plugin_hdrfiles_icc  "include/*.icc" )
-srcfileglob( plugin_datafiles  "data/*.ncmat" )
-list(APPEND plugin_hdrfiles ${plugin_hdrfiles_icc})
-srcfileglob( dummy "src/*.hh" )#To trigger reconf
-srcfileglob( dummy "src/*.icc" )#To trigger reconf
-
-if (NCPLUGIN_ASBUILTIN)
-  #Special mode which does almost nothing.
-  #NCrystal's main cmake code will build the plugin code into the primary
-  #NCrystal library. For that to work, we need to ensure that the files from the
-  #current plugin get the correct compile definitions:
-  get_directory_property(hasParent PARENT_DIRECTORY)
-  if (NOT hasParent)
-    message(FATAL_ERROR "NCPLUGIN_ASBUILTIN option can only be used when the plugin project is a sub-project")
-  endif()
-  set(NCPLUGIN_SRCFILES ${plugin_srcfiles} PARENT_SCOPE)#<--- pass up variable to parent project
-  set(NCPLUGIN_DATAFILES ${plugin_datafiles} PARENT_SCOPE)#<--- pass up variable to parent project
-  set(NCPLUGIN_COMPILEDEFS NCPLUGIN_NAME=${NCPlugin_NAME} NCPLUGIN_ASBUILTIN PARENT_SCOPE)
-  set(NCPLUGIN_INCDIRS ${PROJECT_SOURCE_DIR}/include PARENT_SCOPE)
-  return()
-endif()
-
-#Standard build, need NCrystal as dependency:
-
-find_package(NCrystal 3.0.0 REQUIRED)
-
-if ( NCPLUGIN_DEVMODE )
-  #Compile with very strict C++11 options during normal development (this gives
-  #better quality code, and ensures that the code developed is better suited for
-  #possible inclusion in NCrystal at some point):
-  set(CMAKE_CXX_STANDARD 11)
-  set(CMAKE_CXX_STANDARD_REQUIRED ON)
-  set(CMAKE_CXX_EXTENSIONS OFF)
-  set(CMAKE_CXX_COMPILE_FLAGS ${CMAKE_CXX_COMPILE_FLAGS} -Wall -Wextra -pedantic -Werror )
-  #Limit how many errors are dumped on the poor developer:
-  include(CheckCXXCompilerFlag)
-  check_cxx_compiler_flag( -fmax-errors=3 COMPILER_SUPPORTS_MAXERRORS )
-  if ( COMPILER_SUPPORTS_MAXERRORS )
-    set(CMAKE_CXX_COMPILE_FLAGS ${CMAKE_CXX_COMPILE_FLAGS} -fmax-errors=3 )
-  endif()
-  #Try to make life easier by adding rpaths (to ncrystal lib):
-  if ( NOT DEFINED CMAKE_INSTALL_RPATH_USE_LINK_PATH )
-    set( CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE )
-  endif()
-endif()
-
-#The actual plugin should be build as a shared library. In case it is ever
-#needed, we export everything for possible downstream usage: header files,
-#targets, and cmake cfg files:
-add_library( pluginlib SHARED ${plugin_srcfiles} )
-target_compile_definitions( pluginlib PRIVATE NCPLUGIN_NAME=${NCPlugin_NAME} )
-set_target_properties( pluginlib PROPERTIES OUTPUT_NAME ${PROJECT_NAME} )
-target_compile_definitions( pluginlib PRIVATE NCRYSTAL_NO_CMATH_CONSTANTS )
-target_link_libraries( pluginlib PUBLIC NCrystal::NCrystal )
-target_include_directories( pluginlib PRIVATE "${PROJECT_SOURCE_DIR}/src"
-  PUBLIC $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>
-  $<INSTALL_INTERFACE:include/${PROJECT_NAME}> )
-install( TARGETS pluginlib EXPORT ${PROJECT_NAME}Targets DESTINATION lib )
-install( FILES ${plugin_hdrfiles} DESTINATION include/${PROJECT_NAME} )
-install( EXPORT ${PROJECT_NAME}Targets FILE "${PROJECT_NAME}Targets.cmake" NAMESPACE "${PROJECT_NAME}::" DESTINATION lib/cmake )
-add_library("${PROJECT_NAME}::pluginlib" ALIAS pluginlib)
-include(CMakePackageConfigHelpers)
-write_basic_package_version_file( "${PROJECT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake"
-  VERSION ${PROJECT_VERSION} COMPATIBILITY AnyNewerVersion )
-configure_file( "${PROJECT_SOURCE_DIR}/PkgConfig.cmake.in"
-  "${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake" @ONLY )
-install( FILES "${PROJECT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake"
-  "${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake" DESTINATION lib/cmake )
-
-#For simplicity, any data files are embedded directly in the library (except in
-#NCPLUGIN_DEVMODE where the testcode project will make them available via
-#symlinks):
-
-if (plugin_datafiles)
-  #In any mode we sanity check the names of the data files (so developers will
-  #notice and fix any issues):
-  foreach(df ${plugin_datafiles})
-    get_filename_component(dfbn "${df}" NAME)
-    if(NOT dfbn MATCHES "ncplugin-${NCPlugin_NAME}_.+\.ncmat")
-      message(FATAL_ERROR "ERROR: name of exported datafile ${dfbn} does not have required form: ncplugin-${NCPlugin_NAME}_*.ncmat")
-    endif()
-  endforeach()
-  if (NOT NCPLUGIN_DEVMODE)
-    #Check that data file name follows convention: ncplugin-<pluginname>_*.ncmat:
-    if (NOT NCrystal_CMD_NCMAT2CPP)
-      message(FATAL_ERROR "ERROR: NCrystal installation does not provide ncrystal_ncmat2cpp command which is needed to embed datafiles in plugin.")
-    endif()
-    #Generate C++ code from the .ncmat files:
-    execute_process(COMMAND "${NCrystal_CMD_NCMAT2CPP}"
-      "-n" "NCPluginNamespace::registerDataFiles"
-      --include NCrystal/NCPluginBoilerplate.hh
-      "-o" "${PROJECT_BINARY_DIR}/autogen_${NCPlugin_NAME}_ncmat_data.cc" ${plugin_datafiles} RESULT_VARIABLE status )
-    if(status AND NOT status EQUAL 0)
-      message(FATAL_ERROR "Failure while trying to invoke ncrystal_ncmat2cpp (from ${NCrystal_CMD_NCMAT2CPP}).")
-    endif()
-    target_sources(pluginlib PRIVATE "${PROJECT_BINARY_DIR}/autogen_${NCPlugin_NAME}_ncmat_data.cc")#too late to just append to plugin_srcfiles
-    target_compile_definitions(pluginlib PRIVATE NCPLUGIN_DO_REGISTERDATAFILES)
-    message("-- Generated autogen_${NCPlugin_NAME}_ncmat_data.cc with embedded NCMAT data (will be compiled into the plugin library).")
-  endif()
+ncrystal_srcfileglob( plugin_srcfiles "${PROJECT_SOURCE_DIR}/src/*.cc" )
+ncrystal_srcfileglob( plugin_hdrfiles  "${PROJECT_SOURCE_DIR}/src/*.hh" )
+set( pluglib "NCPlugin_${NCPlugin_NAME}" )
+add_library( ${pluglib} MODULE ${plugin_srcfiles} )
+set_source_files_properties( ${plugin_srcfiles} PROPERTIES OBJECT_DEPENDS "${plugin_hdrfiles}" )
+target_compile_definitions( ${pluglib} PRIVATE "NCPLUGIN_NAME=${NCPlugin_NAME}" "NCRYSTAL_NO_CMATH_CONSTANTS" )
+target_link_libraries( ${pluglib} PRIVATE NCrystal::NCrystal )
+target_include_directories( ${pluglib} PRIVATE "${PROJECT_SOURCE_DIR}/src" )
+
+if ( ncplugin_data_file_pattern )
+  file(GLOB plugin_datafiles LIST_DIRECTORIES false CONFIGURE_DEPENDS
+    "${PROJECT_SOURCE_DIR}/${ncplugin_data_file_pattern}" )
+else()
+  set( plugin_datafiles "" )
 endif()
 
-if ( NCPLUGIN_DEVMODE )
-  #Development code:
-  add_subdirectory(testcode)
+if ( DEFINED SKBUILD_PROJECT_NAME )
+  #Install in wheel platlib dir:
+  set( pymoddir "${SKBUILD_PLATLIB_DIR}/ncrystal_plugin_${NCPlugin_NAME}")
+  install( TARGETS ${pluglib} LIBRARY DESTINATION "${pymoddir}/plugins" )
+  #Also add an empty __init__.py:
+  file( TOUCH "${PROJECT_BINARY_DIR}/__init__.py" )
+  INSTALL( FILES "${PROJECT_BINARY_DIR}/__init__.py" DESTINATION "${pymoddir}" )
+  #Special location for data files:
+  install( FILES ${plugin_datafiles} DESTINATION "${pymoddir}/data" )
+else()
+  install( TARGETS ${pluglib} LIBRARY DESTINATION lib )
+  install( FILES ${plugin_datafiles} DESTINATION data )
 endif()