i want to add the animation for many object ,and i'm try this one Fill Ellipse with wave animation it work ,but i want to use it in the same page by many object, each object have different value , the point is how do i Set Reference Parameter by variable or something i can dyanmic setting
var waveOffsetYExpressionAnimation = _compositor.CreateExpressionAnimation("Lerp(135.0f, 0.0f, Value_" + i + ")");
waveOffsetYExpressionAnimation.SetReferenceParameter("Value_" + i, _percentPropertySet);
imageSurfaceBrush.StartAnimation("Offset.Y", waveOffsetYExpressionAnimation);