BUG: Use a Static Boolean to Register ITK Factories Once (#1451)

nyoungbq · JDuffeyBQ · web-flow · commit b34409d84b57 · 2025-10-05T14:30:11.000-04:00
* Use a static bool to Register ITK factories once

* Update src/Plugins/ITKImageProcessing/src/ITKImageProcessing/ITKImageProcessingPlugin.cpp

Co-authored-by: Jared Duffey &lt;jared.duffey@bluequartz.net&gt;

* Update ITKImageProcessingPlugin.hpp

---------

Co-authored-by: Jared Duffey &lt;jared.duffey@bluequartz.net&gt;
diff --git a/src/Plugins/ITKImageProcessing/src/ITKImageProcessing/ITKImageProcessingPlugin.cpp b/src/Plugins/ITKImageProcessing/src/ITKImageProcessing/ITKImageProcessingPlugin.cpp
@@ -34,7 +34,13 @@ ITKImageProcessingPlugin::ITKImageProcessingPlugin()
   {
     addFilter(filterFunc);
   }
-  RegisterITKImageIO();
+
+  static bool s_IsRegistered = false;
+  if(!s_IsRegistered)
+  {
+    RegisterITKImageIO();
+    s_IsRegistered = true;
+  }
 }
 
 ITKImageProcessingPlugin::~ITKImageProcessingPlugin() noexcept = default;

Original file line number	Diff line number	Diff line change
`@@ -34,7 +34,13 @@ ITKImageProcessingPlugin::ITKImageProcessingPlugin()`
`34`	`34`	`{`
`35`	`35`	`addFilter(filterFunc);`
`36`	`36`	`}`
`37`		`- RegisterITKImageIO();`
	`37`	`+`
	`38`	`+ static bool s_IsRegistered = false;`
	`39`	`+ if(!s_IsRegistered)`
	`40`	`+ {`
	`41`	`+ RegisterITKImageIO();`
	`42`	`+ s_IsRegistered = true;`
	`43`	`+ }`
`38`	`44`	`}`
`39`	`45`
`40`	`46`	`ITKImageProcessingPlugin::~ITKImageProcessingPlugin() noexcept = default;`