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Fix color mixing and gradients in luma space (#4424) 

Co-authored-by: Laurenz <laurmaedje@gmail.com>
This commit is contained in:
Eric Biedert 2024-06-22 11:09:28 +02:00 committed by GitHub
parent 0fbec82035
commit 381a82e764
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3 changed files with 5 additions and 1 deletions
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2
crates/typst/src/visualize/color.rs
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@ -1191,7 +1191,7 @@ impl Color {
Color::Hsv(Hsv::new(RgbHue::from_degrees(m[0]), m[1], m[2], m[3])) Color::Hsv(Hsv::new(RgbHue::from_degrees(m[0]), m[1], m[2], m[3]))
} }
ColorSpace::Cmyk => Color::Cmyk(Cmyk::new(m[0], m[1], m[2], m[3])), ColorSpace::Cmyk => Color::Cmyk(Cmyk::new(m[0], m[1], m[2], m[3])),
ColorSpace::D65Gray => Color::Luma(Luma::new(m[0], m[1])), ColorSpace::D65Gray => Color::Luma(Luma::new(m[0], m[3])),
}) })
} }

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4
tests/suite/visualize/color.typ
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@ -329,3 +329,7 @@
#color.hsl(blue) \ #color.hsl(blue) \
#color.hsv(blue) \ #color.hsv(blue) \
#luma(blue) #luma(blue)
--- issue-color-mix-luma ---
// When mixing luma colors, we accidentally used the wrong component.
#rect(fill: gradient.linear(black, silver, space: luma))