private void UpdateColorStops(CompositionColorGradientStopCollection colorStops)
{
var stopCount = colorStops.Count;
var colors = _colors;
var colorPositions = _colorPositions;
if (colors == null || colors.Length != stopCount)
{
colors = new SKColor[stopCount];
colorPositions = new float[stopCount];
}
for (int i = 0; i < colorStops.Count; i++)
{
var gradientStop = colorStops[i];
colors[i] = gradientStop.Color.ToSKColor();
colorPositions ![i] = gradientStop.Offset;
internal CompositionGradientBrush(Compositor compositor)
: base(compositor)
{
ColorStops = new CompositionColorGradientStopCollection(this);
}