ENH: Implement Watson and von-Mises Fisher Orientation Averaging

.gitignore

@@ -37,6 +37,7 @@ release
 debug
 Test/ProjectTest/Build
 CMakeUserPresets.json
+.claude
 
 # Python build-related files
 pyebsd/build/

CMakeLists.txt

@@ -37,11 +37,11 @@ option(EbsdLib_BUILD_H5SUPPORT "Build H5Support Library" OFF)
 
 
 # set project's name
-project(EbsdLibProj VERSION 2.2.0)
+project(EbsdLibProj VERSION 2.3.0)
 
 
 # Request C++17 standard, using new CMake variables.
-set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
@@ -114,6 +114,13 @@ else()
   message(WARNING "The Eigen Library is required for some algorithms to execute. These algorithms will be disabled.")
 endif()
 
+
+# -----------------------------------------------------------------------
+# Find FMT library
+# -----------------------------------------------------------------------
+find_package(fmt CONFIG REQUIRED)
+
+
 #-------------------------------------------------------------------------------
 # Determine if we need the ghcFilesystem library
 #-------------------------------------------------------------------------------
@@ -160,6 +167,66 @@ endif()
 
 include(${EbsdLibProj_SOURCE_DIR}/Source/EbsdLib/SourceList.cmake)
 
+
+
+# ------------------------------------------------------------------------------
+# Check if a different Data_Archive web site is being used.
+#   The alternate would be for the internal build bots that can download from a
+#   local webserver
+# ------------------------------------------------------------------------------
+if("${DATA_ARCHIVE_WEB_SITE}" STREQUAL "")
+  set(DATA_ARCHIVE_WEB_SITE "https://github.com/bluequartzsoftware/ebsdlib/releases/download/Data_Archive/")
+endif()
+
+file(TO_CMAKE_PATH "${EBSDLIB_DATA_DIR}" EBSDLIB_DATA_DIR_NORM)
+
+
+# -----------------------------------------------------------------------
+# This section creates a global file that holds the commands to copy data
+# files, test data files, pipelines into a single cmake file that gets
+# generated. This reduces the many copy targets to a single target.
+# -----------------------------------------------------------------------
+set_property(GLOBAL PROPERTY FETCH_FILE_INDEX 0)
+set(FETCH_FILE_PATH "${EbsdLibProj_BINARY_DIR}/EbsdLibProj_fetch_remote_files.cmake")
+set_property(GLOBAL PROPERTY FETCH_FILE_PATH "${FETCH_FILE_PATH}")
+file(WRITE ${FETCH_FILE_PATH} "# -----------------------------------------------------------------------
+# This file is programmatically generated from the CMake file ${CMAKE_CURRENT_LIST_FILE}
+# This file has the commands to download each of the test files.
+# The WORKING_DIRECTORY is set to the following CMake code:
+# ${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/$<$<CONFIG:Debug>:Debug>$<$<CONFIG:Release>:Release>
+# -----------------------------------------------------------------------\n
+cmake_policy(SET CMP0012 NEW)
+cmake_policy(SET CMP0054 NEW)
+# The ``FindPythonInterp`` and ``FindPythonLibs`` modules are removed.
+# if(CMAKE_VERSION VERSION_GREATER \"3.27.0\")
+#   cmake_policy(SET CMP0148 NEW)
+# endif()
+# resolves symlinks before collapsing ../ components.
+if(CMAKE_VERSION VERSION_GREATER \"3.28.0\")
+  cmake_policy(SET CMP0152 NEW)
+endif()
+set(CONFIG \${CMAKE_CONFIG})
+set(LOG_FILE \"${EbsdLibProj_BINARY_DIR}/EbsdLibProj_fetch_remote_files.log\")\n
+FILE(WRITE \"\${LOG_FILE}\" \"Featch File Log Start\n\")\n
+")
+
+message(STATUS "FETCH_FILE_PATH: ${FETCH_FILE_PATH}")
+
+set(TEST_WORKING_DIR "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}")
+if(CMAKE_GENERATOR MATCHES "Visual Studio")
+  set(TEST_WORKING_DIR "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/$<$<CONFIG:Debug>:Debug>$<$<CONFIG:Release>:Release>")
+endif()
+
+if(EBSDLIB_DOWNLOAD_TEST_FILES)
+  add_custom_target(EbsdLib_Fetch_Remote_Data_Files ALL
+    COMMAND "${CMAKE_COMMAND}" -DCMAKE_CONFIG=$<CONFIG> -P "${FETCH_FILE_PATH}"
+    COMMENT "Downloading EbsdLib Test Data Files"
+  #  WORKING_DIRECTORY "${TEST_WORKING_DIR}"
+  )
+  set_target_properties(EbsdLib_Fetch_Remote_Data_Files PROPERTIES FOLDER ZZ_FETCH_TEST_FILES)
+endif()
+
+
 # ------------------------------------------------------------------------------
 # Build Unit Test
 # ------------------------------------------------------------------------------

CMakePresets.json

@@ -61,6 +61,14 @@
               "type": "BOOL",
               "value": "ON"
             },
+            "EBSDLIB_DOWNLOAD_TEST_FILES": {
+              "type": "BOOL",
+              "value": "ON"
+            },
+            "EBSDLIB_DATA_DIR": {
+              "type": "PATH",
+              "value": "${sourceDir}/../EbsdLib_Data"
+            },
             "BUILDNAME": {
               "type": "STRING",
               "value": "$env{PRESET_NAME}-$env{BUILD_BUILDNUMBER}-PR$env{SYSTEM_PULLREQUEST_PULLREQUESTNUMBER}"

Data/EbsdTestFiles/quats_wxyz_10.csv

@@ -0,0 +1,12 @@
+qu
+10
+0.92934656 -0.36858946 0.0081792902 0.019746415
+0.93205625 -0.3620477 0.012823511 -0.0053116297
+0.92983103 -0.36758989 0.016257482 -0.0052523925
+0.93061996 -0.36583757 0.010389386 -0.0012097559
+0.92853022 -0.37113327 -0.0051697767 0.0080596395
+0.92621905 -0.37646216 -0.0033933693 -0.019568495
+0.92438912 -0.38072789 0.02168753 0.0089833615
+0.92300296 -0.38422647 -0.002270041 0.020744085
+0.92018086 -0.39103976 -0.018711079 -0.0022371865
+0.91371483 -0.40632781 0.0044282493 -0.0018341328