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Merge pull request #4345 from p01/patch-1

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Skip the Math.sqrt for clamped values in convertToRgb
This commit is contained in:
Yury Delendik 2014-02-27 11:52:20 -06:00
commit a120163dc4
1 changed files with 3 additions and 3 deletions
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src/shared/colorspace.js
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@ -885,9 +885,9 @@ var LabCS = (function LabCSClosure() {
b = X * 0.0557 + Y * -0.2040 + Z * 1.0570; b = X * 0.0557 + Y * -0.2040 + Z * 1.0570;
} }
// clamp color values to [0,1] range then convert to [0,255] range. // clamp color values to [0,1] range then convert to [0,255] range.
dest[destOffset] = Math.sqrt(r < 0 ? 0 : r > 1 ? 1 : r) * 255; dest[destOffset] = r <= 0 ? 0 : r >= 1 ? 255 : Math.sqrt(r) * 255 | 0;
dest[destOffset + 1] = Math.sqrt(g < 0 ? 0 : g > 1 ? 1 : g) * 255; dest[destOffset + 1] = g <= 0 ? 0 : g >= 1 ? 255 : Math.sqrt(g) * 255 | 0;
dest[destOffset + 2] = Math.sqrt(b < 0 ? 0 : b > 1 ? 1 : b) * 255; dest[destOffset + 2] = b <= 0 ? 0 : b >= 1 ? 255 : Math.sqrt(b) * 255 | 0;
} }
LabCS.prototype = { LabCS.prototype = {