private void onTaskComplete(Task taskCompleted)
{
if (TaskComplete != null)
TaskComplete(this, taskCompleted);
}
private void onTaskSentToClient(Task task)
{
if (TaskSentToClient != null)
TaskSentToClient(this, task);
}
public void UploadResults(Task finishedTask)
{
workerMaster.JoinCompletedTask(finishedTask);
}
void master_TaskComplete(object sender, Task taskCompleted)
{
// propagate master's event
onTaskComplete(taskCompleted);
}
/// <summary> /// Joins completed tasks with other completed tasks. /// </summary> public abstract void JoinCompletedTask(Task taskCompleted);
protected void onTaskComplete(Task taskCompleted)
{
if (TaskComplete != null)
TaskComplete(this, taskCompleted);
}
private void raytracerMaster_TaskComplete(object sender, Task task)
{
try
{
// TODO : make conversion Task <-> rect extension metods in a separate file
Rectangle rect = RaytracingSlave.getRectFromTask(task, sceneSettings.ImageWidth, sceneSettings.ImageHeight);
GraphicsHelper.Render((Lucid.Raytracing.Color[])task.Result, rect, (Bitmap)pbResult.Image);
pbResult.Refresh();
//Log.WriteMessage("Task complete from client.");
}
catch (Exception ex)
{
Inv.Common.Exceptions.ExceptionDialog(ex.Message);
}
}
void lucidServer_TaskSentToClient(object sender, Task taskSent)
{
try
{
//Log.WriteMessage(string.Format("Task sent to client."));
if (!stopWatch.IsRunning && taskSent != null)
{
// start stopwatch on first task
stopWatch.Reset();
stopWatch.Start();
}
}
catch (Exception ex)
{
Inv.Common.Exceptions.ExceptionDialog(ex.Message);
}
}
public override Task GetNextTask()
{
if (ImageWidth == 0 || ImageHeight == 0)
throw new InvalidOperationException("ImageWidth and ImageHeight must be set.");
// simulation of while loop
// test at the beginning
if (curY >= ImageHeight)
{
if (!Completed)
{
// look if there are any pending tasks
return tasksNotCompleted.First();
}
else
{
// no pending tasks
return null;
}
}
// processing
Rectangle taskRect = new Rectangle(curX, curY, taskRectWidht, taskRectHeight);
taskRect = clipRect(taskRect, ImageWidth, ImageHeight);
Task result = new Task
{
Start = getPixelNoFromXY(taskRect.Left, taskRect.Top),
End = getPixelNoFromXY(taskRect.Left + taskRect.Width - 1, taskRect.Top + taskRect.Height - 1),
Number = ++curTaskNo
};
// maintenance code at the end
curX += taskRectWidht;
if (curX >= ImageWidth)
{
curX = 0;
curY += taskRectHeight;
}
if (curY >= ImageHeight)
{
// finished first loop through the image
wholeWorkSent = true;
}
// result from processing
tasksNotCompleted.Add(result);
return result;
}
public override void JoinCompletedTask(Task completedTask)
{
// delete completed task from list of pending tasks
tasksNotCompleted.RemoveAll(
(Task t) => (t.Start == completedTask.Start && t.End == completedTask.End));
onTaskComplete(completedTask);
if (wholeWorkSent && tasksNotCompleted.Count == 0)
{
// everything sent and nothing remaining unsolved
Completed = true;
onComplete();
}
}
public abstract void RunTask(Task task);
