Clamps an array of RGBA values.

Description

Direct port of colord’s clampRgba function.

Parameters

$rgbaarrayrequired

The RGBA array to clamp.

Return

Source

private static function colord_clamp_rgba( $rgba ) {
	$rgba['r'] = self::colord_clamp( $rgba['r'], 0, 255 );
	$rgba['g'] = self::colord_clamp( $rgba['g'], 0, 255 );
	$rgba['b'] = self::colord_clamp( $rgba['b'], 0, 255 );
	$rgba['a'] = self::colord_clamp( $rgba['a'] );

	return $rgba;
}

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