/// <summary>
/// Function to assign a single shader resource view to the draw call.
/// </summary>
/// <param name="shaderType">The shader stage to use.</param>
/// <param name="resourceView">The shader resource view to assign.</param>
/// <param name="slot">[Optional] The slot used to asign the view.</param>
/// <returns>The fluent builder interface.</returns>
/// <exception cref="ArgumentNullException">Thrown when the <paramref name="slot"/> is less than 0, or greater than/equal to <see cref="GorgonShaderResourceViews.MaximumShaderResourceViewCount"/>.</exception>
/// <exception cref="NotSupportedException">Thrown if the <paramref name="shaderType"/> is not valid.</exception>
/// <remarks>
/// <para>
/// <see cref="ShaderType.Compute"/> shaders are not supported in this method will throw an exception.
/// </para>
/// </remarks>
public TB ShaderResource(ShaderType shaderType, GorgonShaderResourceView resourceView, int slot = 0)
{
if ((slot < 0) || (slot >= GorgonShaderResourceViews.MaximumShaderResourceViewCount))
{
throw new ArgumentOutOfRangeException(nameof(slot), string.Format(Resources.GORGFX_ERR_SRV_SLOT_INVALID, GorgonShaderResourceViews.MaximumShaderResourceViewCount));
}
switch (shaderType)
{
case ShaderType.Pixel:
DrawCall.D3DState.PsSrvs[slot] = resourceView;
break;
case ShaderType.Vertex:
DrawCall.D3DState.VsSrvs[slot] = resourceView;
break;
case ShaderType.Geometry:
DrawCall.D3DState.GsSrvs[slot] = resourceView;
break;
case ShaderType.Domain:
DrawCall.D3DState.DsSrvs[slot] = resourceView;
break;
case ShaderType.Hull:
DrawCall.D3DState.HsSrvs[slot] = resourceView;
break;
default:
throw new NotSupportedException(string.Format(Resources.GORGFX_ERR_SHADER_UNKNOWN_TYPE, shaderType));
}
return((TB)this);
}
/// <summary>
/// Function to assign a single shader resource view to the dispatch call.
/// </summary>
/// <param name="resourceView">The shader resource view to assign.</param>
/// <param name="slot">[Optional] The slot used to asign the view.</param>
/// <returns>The fluent builder interface.</returns>
/// <exception cref="ArgumentNullException">Thrown when the <paramref name="slot"/> is less than 0, or greater than/equal to <see cref="GorgonShaderResourceViews.MaximumShaderResourceViewCount"/>.</exception>
public GorgonDispatchCallBuilder ShaderResource(GorgonShaderResourceView resourceView, int slot = 0)
{
if ((slot < 0) || (slot >= GorgonShaderResourceViews.MaximumShaderResourceViewCount))
{
throw new ArgumentOutOfRangeException(nameof(slot), string.Format(Resources.GORGFX_ERR_SRV_SLOT_INVALID, GorgonShaderResourceViews.MaximumShaderResourceViewCount));
}
_worker.D3DState.CsSrvs[slot] = resourceView;
return(this);
}
/// <summary>
/// Function to expire any previously allocated targets after a certain amount of time.
/// </summary>
/// <param name="force"><b>true</b> to clear all unrented targets immediately, <b>false</b> to only remove targets that have expired past the <see cref="ExpiryTime"/>.</param>
/// <remarks>
/// <para>
/// Applications should call this method to free up memory associated with the cached render targets. This only affects targets that are not currently rented out.
/// </para>
/// </remarks>
/// <seealso cref="ExpiryTime"/>
public void ExpireTargets(bool force = false)
{
double currentMinutes = _expiryTimer.Minutes;
_cleanupList.Clear();
foreach (KeyValuePair <GorgonRenderTarget2DView, double> time in _expiryTime)
{
// If we're already rented, then do nothing.
if ((_rented.Contains(time.Key)) || (!_renderTargets.Contains(time.Key)))
{
continue;
}
// If a target has been alive for more than time limit, then dump it.
if ((!force) && ((currentMinutes - time.Value) < 0))
{
continue;
}
_cleanupList.Add(time.Key);
}
foreach (GorgonRenderTarget2DView target in _cleanupList)
{
GorgonShaderResourceView srv = target.GetShaderResourceView();
if (_srvs.Contains(srv))
{
srv.Dispose();
_srvs.Remove(srv);
}
target.OwnerFactory = null;
_renderTargets.Remove(target);
_expiryTime.Remove(target);
target.Dispose();
}
_cleanupList.Clear();
}
