API like "discard" in skia

hr wang

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Sep 14, 2021, 7:29:33 AM9/14/21

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In opengl, I can use "discard" to abandon specific pixel to achieve transparent effect. Is there any samiliar api in Skia? Thanks!

John Stiles

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Oct 11, 2021, 4:19:39 PM10/11/21

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SkRuntimeEffect currently doesn't support the discard instruction. Sorry. You can often set the alpha channel to zero to get the same visual effect, though.

Leon Scroggins

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Oct 11, 2021, 4:23:20 PM10/11/21

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For those on the Skia team, this is being discussed in b/198254722.

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• Leon Scroggins

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