/// <summary>
/// Constructs a new <see cref="CustomCap"/>.
/// </summary>
/// <param name="image">Descriptor of the image to be overlaid at the start or end vertex.</param>
/// <param name="refWidth">Reference stroke width (in pixels) - the stroke width for which the cap image at its native dimension is designed.</param>
public CustomCap(ImageDescriptor image, float refWidth = 10f)
{
Image = image;
RefWidth = refWidth;
}