peniko: add BlendMode::is_destructive#166
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waywardmonkeys merged 1 commit intolinebender:mainfrom Apr 16, 2026
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This is upstreaming some code from |
LaurenzV
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Apr 16, 2026
This exposes whether a blend mode can make destructive changes to the backdrop, so renderers can avoid optimizations like skipping transparent paints when they would be invalid. Co-authored-by: Laurenz Stampfl <47084093+LaurenzV@users.noreply.github.com>
xStrom
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Makes sense to me for this to live in Peniko.
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Yeah, I actually have a use case for it outside of Vello. :) |
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This exposes whether a blend mode can make destructive changes to the backdrop, so renderers can avoid optimizations like skipping transparent paints when they would be invalid.