using RefreshCS;

namespace MoonWorks.Graphics
{
	/// <summary>
	/// Binding specification used for binding texture slices for compute shaders.
	/// </summary>
	/// <param name="TextureSlice">The TextureSlice to bind.</param>
	/// <param name="WriteOption">
	///   Specifies data dependency behavior when this texture is written to in the shader. <br/>
	///
	///   SafeDiscard:
	///     If this texture slice has been used in commands that have not finished,
	///     this option will prevent a dependency on those commands
	///     at the cost of increased memory usage.
	///     You may NOT assume that any of the previous texture (not slice!) data is retained.
	///     Otherwise this option is equivalent to SafeOverwrite. <br/>
	///
	///   SafeOverwrite:
	///     Overwrites the data safely using a GPU memory barrier.
	/// </param>
	public readonly record struct ComputeTextureBinding(
		TextureSlice TextureSlice,
		WriteOptions WriteOption
	) {
		public Refresh.ComputeTextureBinding ToRefresh()
		{
			return new Refresh.ComputeTextureBinding
			{
				textureSlice = TextureSlice.ToRefreshTextureSlice(),
				writeOption = (Refresh.WriteOptions) WriteOption
			};
		}
	}
}