/// <summary>
/// Creates a <see cref="VertexAttribute"/> array from a list of attribute templates.
/// Offset and stride are calculated automatically, assuming zero padding.
/// </summary>
/// <param name="attributes">The attribute templates.</param>
public static VertexAttribute[] MakeAttributeArray(IList <IAttributeTemplate> attributes)
{
var stride = attributes.Sum(a => a.Bytes);
var array = new VertexAttribute[attributes.Count];
var offset = 0;
for (int i = 0; i < attributes.Count; i++)
{
var template = attributes[i];
array[i] = template.ToAttribute(offset, stride);
offset += template.Bytes;
}
return(array);
}
/// <summary>
/// Sets the vertex attributes.
/// </summary>
/// <param name="vertexAttributes">The vertex attributes to set.</param>
public void SetVertexAttributes(VertexAttribute[] vertexAttributes)
{
for (int i = 0; i < vertexAttributes.Length; i++)
vertexAttributes[i].setAttribute(this);
}