/// <summary>Initializes a new instance of the <see cref="GraphicsMemoryBlockRegion" /> struct.</summary>
/// <param name="block">The block which contains the region.</param>
/// <param name="size">The size of the region, in bytes.</param>
/// <param name="offset">The offset of the region, in bytes.</param>
/// <param name="alignment">The alignment of the region, in bytes.</param>
/// <param name="kind">The region kind.</param>
/// <exception cref="ArgumentNullException"><paramref name="block" /> is <c>null</c>.</exception>
/// <exception cref="ArgumentOutOfRangeException"><paramref name="size" /> is <c>zero</c>.</exception>
/// <exception cref="ArgumentOutOfRangeException"><paramref name="alignment" /> is <c>zero</c>.</exception>
public GraphicsMemoryBlockRegion(GraphicsMemoryBlock block, ulong size, ulong offset, ulong alignment, GraphicsMemoryBlockRegionKind kind)
{
ThrowIfNull(block, nameof(block));
ThrowIfZero(size, nameof(size));
ThrowIfZero(alignment, nameof(alignment));
_size = size;
_offset = offset;
_alignment = alignment;
_block = block;
_kind = kind;
}
/// <summary>Initializes an instance of the <see cref="IMetadata" /> interface.</summary> /// <param name="block">The block for which the metadata tracks allocated or free regions.</param> /// <param name="size">The size of the memory block, in bytes.</param> /// <param name="marginSize">The minimum size of free regions to keep on either side of an allocated region, in bytes.</param> /// <param name="minimumFreeRegionSizeToRegister">The minimum size of a free region for it to be registered as available, in bytes.</param> /// <exception cref="ArgumentNullException"><paramref name="block" /> is <c>null</c>.</exception> /// <exception cref="ArgumentOutOfRangeException"><paramref name="size" /> is zero.</exception> void Initialize(GraphicsMemoryBlock block, ulong size, ulong marginSize, ulong minimumFreeRegionSizeToRegister);