/// <summary>
/// Writes the contents of a given <see cref="HlslBuffer{T}"/> to the current <see cref="HlslBuffer{T}"/> instance, using a temporary CPU buffer
/// </summary>
/// <param name="buffer">The input <see cref="HlslBuffer{T}"/> to read data from</param>
protected void SetDataWithCpuBuffer(HlslBuffer <T> buffer)
{
// Create a temporary array
T[] array = ArrayPool <T> .Shared.Rent(buffer.Size);
Span <T> span = array.AsSpan(0, buffer.Size);
// Get the unpadded data from the read write buffer
buffer.GetData(span);
// Set the data, adding the padding if needed
SetData(span);
ArrayPool <T> .Shared.Return(array);
}
/// <inheritdoc/>
public override void SetData(HlslBuffer <T> buffer)
{
if (!buffer.IsPaddingPresent)
{
// Directly copy the input buffer
using CommandList copyCommandList = new CommandList(GraphicsDevice, CommandListType.Copy);
copyCommandList.CopyBufferRegion(buffer, 0, this, 0, SizeInBytes);
copyCommandList.ExecuteAndWaitForCompletion();
}
else
{
SetDataWithCpuBuffer(buffer);
}
}
/// <summary>
/// Writes the contents of a given <see cref="HlslBuffer{T}"/> to the current <see cref="HlslBuffer{T}"/> instance
/// </summary>
/// <param name="buffer">The input <see cref="HlslBuffer{T}"/> to read data from</param>
public abstract void SetData(HlslBuffer <T> buffer);
