PERF: Set the default threader to Pool

CMakeLists.txt

@@ -282,6 +282,7 @@ if(ITKPythonPackage_SUPERBUILD)
         -DWRAP_ITK_INSTALL_COMPONENT_PER_MODULE:BOOL=${install_component_per_module}
         -DITK_LEGACY_SILENT:BOOL=ON
         -DITK_WRAP_PYTHON:BOOL=ON
+        -DITK_DEFAULT_THREADER:STRING=Pool
         -DDOXYGEN_EXECUTABLE:FILEPATH=${DOXYGEN_EXECUTABLE}
         -DPython3_INCLUDE_DIR:PATH=${Python3_INCLUDE_DIR}
         -DPython3_LIBRARY:FILEPATH=${Python3_LIBRARY}

scripts/internal/manylinux-build-wheels.sh

@@ -99,6 +99,7 @@ for PYBIN in "${PYBINARIES[@]}"; do
             --config-setting=cmake.define.Python3_EXECUTABLE:FILEPATH=${Python3_EXECUTABLE} \
             --config-setting=cmake.define.Python3_INCLUDE_DIR:PATH=${Python3_INCLUDE_DIR} \
             --config-setting=cmake.define.Module_ITKTBB:BOOL=ON \
+            --config.setting=cmake.define.ITK_DEFAULT_THREADER:STRING=Pool \
             --config-setting=cmake.define.TBB_DIR:PATH=${tbb_dir} \
             .
 

scripts/macpython-build-wheels.sh

@@ -180,6 +180,7 @@ for VENV in "${VENVS[@]}"; do
           -DITK_WRAP_DOC:BOOL=ON \
           -DModule_ITKTBB:BOOL=${use_tbb} \
           -DTBB_DIR:PATH=${tbb_dir} \
+          -DITK_DEFAULT_THREADER:STRING=Pool \
           ${CMAKE_OPTIONS} \
           -G Ninja \
           ${source_path} \

scripts/windows_build_wheels.py

@@ -85,6 +85,7 @@ def build_wrapped_itk(
             "-DITK_WRAP_DOC:BOOL=ON",
             "-DDOXYGEN_EXECUTABLE:FILEPATH=C:/P/doxygen/doxygen.exe",
             "-DModule_ITKTBB:BOOL=ON",
+            "-DITK_DEFAULT_THREADER:STRING=Pool",
             "-DTBB_DIR:PATH=%s" % tbb_dir,
             "-G", "Ninja",
             source_path