private IEnumerator <object> PreloadShadersAsyncImpl(RenderCoordinator coordinator, DeviceManager dm, IndexBuffer tempIb, List <Material> materials, Action <float> onProgress, int speed)
{
var sw = Stopwatch.StartNew();
var wfns = new Task.WaitForNextStep();
for (int i = 0; i < materials.Count; i++)
{
var m = materials[i];
if (onProgress != null)
{
onProgress(i / (float)materials.Count);
}
coordinator.BeforeIssue(() => m.Preload(coordinator, dm, tempIb));
if ((i % speed) == 0)
{
yield return(wfns);
}
}
onProgress(1f);
coordinator.DisposeResource(tempIb);
var elapsed = sw.Elapsed.TotalMilliseconds;
Debug.WriteLine($"Async shader preload took {elapsed:000.00}ms");
}
private void QueueGenerateMips()
{
lock (Lock) {
_IsQueued = false;
var workItem = new GenerateMipsWorkItem {
Atlas = this,
Region = DirtyMipsRegion
};
DirtyMipsRegion = default;
if ((workItem.Region.Width <= 0) || (workItem.Region.Height <= 0))
{
return;
}
Coordinator.ThreadGroup.Enqueue(workItem);
Coordinator.BeforeIssue(_BeforeIssue);
}
}