NSTextField text blur solution canDrawSubviewsIntoLayer

Among developing pocketed input process macOS,I have been plagued by a strange question - text blurred。

Sub-pixel

No matter how I debug,Pocketed candidate text input method can not achieve the original text as clear and sharp。After a big ask God,The resulting experience is to see live a long time - upstreamSub-pixel rendering bug。

In many platforms have similar problems,macOS[……]

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