/// <summary> Construct, on an item list, a buffer with this size </summary>
public GLMatrixBufferWithGenerations(GLItemsList items, int maximumsize)
{
MatrixBuffer = new GLBuffer();
items.Add(MatrixBuffer);
Max = maximumsize;
MatrixBuffer.AllocateBytes(Max * GLLayoutStandards.Mat4size);
MatrixBuffer.AddPosition(0); // CreateMatrix4 needs to have a position
}