Re: [csswg-drafts] [color 4] SVG `color-interpolation-filters` to use more color spaces (#6690)

All the maths underpinning the filters (eg  https://drafts.fxtf.org/filter-effects/#feDiffuseLightingElement) is based on RGB. Trying to apply them to an unrelated 3-component space like LCH or Lab is going to give nonsensical results, and it can't apply to other spaces like CMYK (for example, the `saturate` filter is a 3x3 matrix - you can't apply that to 4 components). So I suspect if you were to do this, it would have to be limited to RGB spaces only.

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Received on Tuesday, 28 September 2021 07:37:14 UTC