This commit is contained in:
Nicolas Werner 2020-12-08 20:52:57 +01:00
parent 622a9f709b
commit 77002f17c8
4 changed files with 9 additions and 5 deletions

View file

@ -638,8 +638,8 @@ utils::luminance(const QColor &col)
qreal lumRgb[3];
for (int i = 0; i < 3; i++) {
qreal v = colRgb[i] / 255.0;
v <= 0.03928 ? lumRgb[i] = v / 12.92 : lumRgb[i] = qPow((v + 0.055) / 1.055, 2.4);
qreal v = colRgb[i] / 255.0;
lumRgb[i] = v <= 0.03928 ? v / 12.92 : qPow((v + 0.055) / 1.055, 2.4);
}
auto lum = lumRgb[0] * 0.2126 + lumRgb[1] * 0.7152 + lumRgb[2] * 0.0722;