From f1c517da618ba92e537e8e4856203fe988df8636 Mon Sep 17 00:00:00 2001 From: Volpeon Date: Mon, 24 Jun 2024 17:07:19 +0200 Subject: Update --- src/functions/_colors.scss | 180 --------------------------------------------- 1 file changed, 180 deletions(-) delete mode 100644 src/functions/_colors.scss (limited to 'src/functions/_colors.scss') diff --git a/src/functions/_colors.scss b/src/functions/_colors.scss deleted file mode 100644 index d3c0035..0000000 --- a/src/functions/_colors.scss +++ /dev/null @@ -1,180 +0,0 @@ -/* stylelint-disable scss/dollar-variable-pattern */ -/* stylelint-disable scss/at-function-pattern */ - -@use 'sass:color'; -@use 'sass:list'; -@use 'sass:map'; -@use 'sass:math'; -@use 'sass:meta'; -@use '@oddbird/blend/sass/convert' as blend-convert; -@use '@oddbird/blend/sass/utils/pow'; - -$SA98G: ( - mainTRC: 2.4, - - sRco: 0.2126729, - sGco: 0.7151522, - sBco: 0.0721750, - - normBG: 0.56, - normTXT: 0.57, - revTXT: 0.62, - revBG: 0.65, - - blkThrs: 0.022, - blkClmp: 1.414, - scaleBoW: 1.14, - scaleWoB: 1.14, - loBoWoffset: 0.027, - loWoBoffset: 0.027, - deltaYmin: 0.0005, - loClip: 0.0001, - - mFactor: 1.94685544331710, - mOffsetIn: 0.03873938165714010, - mExpAdj: 0.2833433964208690, - mOffsetOut: 0.3128657958707580, -); - -@function lin_sRGB_to_Oklab($color) { - $r_: list.nth($color, 1); - $g_: list.nth($color, 2); - $b_: list.nth($color, 3); - - $l: pow.cbrt(0.4122214708 * $r_ + 0.5363325363 * $g_ + 0.0514459929 * $b_); - $m: pow.cbrt(0.2119034982 * $r_ + 0.6806995451 * $g_ + 0.1073969566 * $b_); - $s: pow.cbrt(0.0883024619 * $r_ + 0.2817188376 * $g_ + 0.6299787005 * $b_); - - @return ( - 0.2104542553 * $l + 0.7936177850 * $m - 0.0040720468 * $s, - 1.9779984951 * $l - 2.4285922050 * $m + 0.4505937099 * $s, - 0.0259040371 * $l + 0.7827717662 * $m - 0.8086757660 * $s, - ); -} - -@function Oklab_to_lin_sRGB($color) { - $l_: list.nth($color, 1); - $a_: list.nth($color, 2); - $b_: list.nth($color, 3); - - $l: $l_ + 0.3963377774 * $a_ + 0.2158037573 * $b_; - $m: $l_ - 0.1055613458 * $a_ - 0.0638541728 * $b_; - $s: $l_ - 0.0894841775 * $a_ - 1.2914855480 * $b_; - - $l: $l * $l * $l; - $m: $m * $m * $m; - $s: $s * $s * $s; - - @return ( - 4.0767416621 * $l - 3.3077115913 * $m + 0.2309699292 * $s, - -1.2684380046 * $l + 2.6097574011 * $m - 0.3413193965 * $s, - -0.0041960863 * $l - 0.7034186147 * $m + 1.7076147010 * $s, - ); -} - -@function oklch($arg) { - $l: math.div(list.nth($arg, 1), 100%); - $c: list.nth($arg, 2); - $h: list.nth($arg, 3); - - @return blend-convert.rgbToSass( - blend-convert.gam_sRGB( - Oklab_to_lin_sRGB( - blend-convert.LCH_to_Lab($l $c $h) - ) - ) - ); -} - -@function apca_sRGB_to_Y($color) { - @return map.get($SA98G, sRco) * math.pow(math.div(color.red($color), 255), map.get($SA98G, mainTRC)) + - map.get($SA98G, sGco) * math.pow(math.div(color.green($color), 255), map.get($SA98G, mainTRC)) + - map.get($SA98G, sBco) * math.pow(math.div(color.blue($color), 255), map.get($SA98G, mainTRC)); -} - -@function apca_Y_to_sRGB($y) { - $c: math.round(math.pow($y, math.div(1, map.get($SA98G, mainTRC))) * 255); - @return rgb($c, $c, $c); -} - -@function apcaContrast($txtY, $bgY) { - $icp: 0.0 1.1; - - @if math.min($txtY, $bgY) < list.nth($icp, 1) or math.max($txtY, $bgY) > list.nth($icp, 2) { - @return 0; - } - - @if $txtY <= map.get($SA98G, blkThrs) { - $txtY: $txtY + math.pow(map.get($SA98G, blkThrs) - $txtY, map.get($SA98G, blkClmp)); - } - @if $bgY <= map.get($SA98G, blkThrs) { - $bgY: $bgY + math.pow(map.get($SA98G, blkThrs) - $bgY, map.get($SA98G, blkClmp)); - } - - @if math.abs($bgY - $txtY) < map.get($SA98G, deltaYmin) { - @return 0; - } - - $outputContrast: 0; - - @if $bgY > $txtY { - $SAPC: map.get($SA98G, scaleBoW) * (math.pow($bgY, map.get($SA98G, normBG)) - math.pow($txtY, map.get($SA98G, normTXT))); - - @if $SAPC >= map.get($SA98G, loClip) { - $outputContrast: $SAPC - map.get($SA98G, loBoWoffset); - } - } @else { - $SAPC: map.get($SA98G, scaleWoB) * (math.pow($bgY, map.get($SA98G, revBG)) - math.pow($txtY, map.get($SA98G, revTXT))); - - @if $SAPC <= -1 * map.get($SA98G, loClip) { - $outputContrast: $SAPC + map.get($SA98G, loWoBoffset); - } - } - - @return $outputContrast * 100.0; -} - -@function apcaReverse($contrast, $knownY, $knownType: 'bg') { - $unknownY: $knownY; - - $knownExp: 0; - $unknownExp: 0; - - $scale: map.get($SA98G, if($contrast > 0, scaleBoW, scaleWoB)); - $offset: map.get($SA98G, if($contrast > 0, loBoWoffset, loWoBoffset)); - - $contrast: math.div($contrast * 0.01 + $offset, $scale); - - @if $knownY <= map.get($SA98G, blkThrs) { - $knownY: $knownY + math.pow(map.get($SA98G, blkThrs) - $knownY, map.get($SA98G, blkClmp)); - } - - @if $knownType == 'bg' { - $knownExp: map.get($SA98G, if($contrast > 0, normBG, revBG)); - $unknownExp: map.get($SA98G, if($contrast > 0, normTXT, revTXT)); - $unknownY: math.pow(math.pow($knownY, $knownExp) - $contrast, math.div(1, $unknownExp)); - } @else { - $knownExp: map.get($SA98G, if($contrast > 0, normTXT, revTXT)); - $unknownExp: map.get($SA98G, if($contrast > 0, normBG, revBG)); - $unknownY: math.pow($contrast + math.pow($knownY, $knownExp), math.div(1, $unknownExp)); - } - - @if '#{$unknownY}' == '#{math.sqrt(-1)}' { - @return false; - } - - @if $unknownY > 1.06 or $unknownY < 0 { - @return false; - } - - @if $unknownY <= map.get($SA98G, blkThrs) { - $unknownY: math.pow( - ($unknownY + map.get($SA98G, mOffsetIn)) * map.get($SA98G, mFactor), - math.div(map.get($SA98G, mExpAdj), map.get($SA98G, blkClmp)) - ) * math.div(1, map.get($SA98G, mFactor)) - map.get($SA98G, mOffsetOut); - } - - $unknownY: math.max(math.min($unknownY, 1), 0); - - @return $unknownY; -} -- cgit v1.2.3-70-g09d2