A colour picked by the user: straight sRGB-encoded [r, g, b] in [0, 1], as colour pickers show it. In WGSL a vec4f (r, g, b, 1) with the same encoded values; filters convert to linear themselves.
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UI grouping: params sharing a group are shown together (as tabs in the playground).
A colour picked by the user: straight sRGB-encoded [r, g, b] in [0, 1], as colour pickers show it. In WGSL a vec4f (r, g, b, 1) with the same encoded values; filters convert to linear themselves.