/// <summary>
/// Creates gradient with given colours, positions and type.
/// </summary>
/// <returns></returns>
public static GradientFill CreateGradient([NotEmptyArray] Colour[] colours,
[NotNull] float[] positions, Vector2f texMixing)
{
if (colours.Length - 2 != positions.Length)
{
throw new ArgumentException("Number of positions must be number of colours - 2.");
}
// We now create fill.
GradientFill fill = CreateGradient((uint)colours.Length);
fill.Colours = colours;
fill.Positions = positions;
fill.texcoordMixing = texMixing;
return(fill);
}
/// <summary>
/// Creates gradient with a given number of colours and gradient type.
/// </summary>
/// <param name="colours"></param>
/// <param name="type"></param>
/// <returns></returns>
public static GradientFill CreateGradient([MinUInt(2)] uint colours)
{
GradientFill fill = null;
if (colours <= 4)
{
fill = new Gradient4Fill();
}
// We create and initialize it.
if (fill != null)
{
fill.colours = new Colour[colours];
fill.positions = new float[colours - 2];
return(fill);
}
throw new NotImplementedException("This kind of gradient not yet supported.");
}