Sha256: e47e6cdea04ef94c01f14ae9d5bf6bc5674c41d4a9aa43a3266c8990cffbde26
Contents?: true
Size: 527 Bytes
Versions: 18
Compression:
Stored size: 527 Bytes
Contents
@charset "UTF-8";
/// Performs gamma correction on a single color channel.
///
/// Note that the calculation is approximate if a `pow()` is not available.
///
/// @argument {number (0-1)} $channel
///
/// @return {number (0-1)}
///
/// @access private
@function _gamma($channel) {
@if $channel < 0.03928 {
@return $channel / 12.92;
} @else {
$c: ($channel + 0.055) / 1.055;
@if function-exists("pow") {
@return pow($c, 2.4);
} @else {
@return 0.56 * $c * $c * $c + 0.44 * $c * $c;
}
}
}
Version data entries
18 entries across 18 versions & 3 rubygems