They enable the blur radius to be controlled per pixel through the use of a second input image (the “map”)
New: Added GaussianBlurMapEffect and BokehBlurMapEffect for use by GpuEffect plugins.
New: Added convenience constructors to many Direct2D effects so that they can be used without declaring a new local variable.Fixed: All of the custom Direct2D effects now have runtime metadata (DisplayName, Author, Category, Description), which is useful for a UI that lets the user browse them (e.g., node editor).New: The Paint.NET Plugin API Documentation website is now live at.New: Plugins can now access the built-in JPEG and PNG FileTypes through two new methods on IFileTypesService.Fixed a rare crash when rapidly undoing multiple actions.Fixed: All mouse cursors will now honor the Windows setting for adjusting the mouse pointer size.Fixed a rare bug that would cause selection tools to not work until the image was closed and reopened.
This update has a handful of small improvements and bug fixes and many improvements and fixes for GPU effect plugin development.