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I used this interactive toy to inspect the change in https://github.com/flutter/engine/pull/49206. Perhaps this can become our "kitchen sink" interactive toy for debugging blurs in Aiks (where we can easily form clips and add options for other paint state interactions as they become relevant). Video of `GaussianBlurRotatedAndClippedInteractive`: https://github.com/flutter/engine/assets/919017/e5be5f38-3644-43c4-a3d0-d08b03fcb7b0 Video of `GaussianBlurFilter` with the "Combined sigma" checkbox to make playing with the new blur easier: https://github.com/flutter/engine/assets/919017/65bd6567-83be-4337-8827-03e6a3dee9b1