public static void DepthSort(Particle[] particles, bool useInsertion)
{
// You can select which sorting algorithm you'll be using by uncommenting one of the two function calls below
// You can visually test both of your algorithms this way
PerformanceMonitor.TimeExecution(() =>
{
if (useInsertion)
{
InsertionDepthSort(particles);
}
else
{
QuicksortDepthSort(particles);
}
}
);
}
/// <summary>
/// Called when the user presses a key
/// </summary>
/// <param name="sender">Ignored</param>
/// <param name="args">Specifies the key that was pressed</param>
void KeyboardHandler(object sender, KeyEventArgs args)
{
switch (args.KeyCode)
{
case Keys.Space:
isRotating = !isRotating;
break;
case Keys.S:
useInsertion = !useInsertion;
break;
case Keys.R:
PerformanceMonitor.ResetTimes();
break;
}
PerformanceMonitor.ResetTimes();
}
/// <summary>
/// Redraw the window
/// </summary>
/// <param name="sender">Ignored</param>
/// <param name="args">Magic object that includes another magic object that lets you draw in the window</param>
void DrawFrame(object sender, PaintEventArgs args)
{
// Update time information
var newTime = Environment.TickCount;
var interval = newTime - time;
time = newTime;
// Update particle positions
particleSystem.Update(interval);
// Update screen positions
if (isRotating)
{
Particle.RotateSlightly();
}
// Depth sort
Sorting.DepthSort(particleSystem.Particles, useInsertion);
// Do the actual drawing
args.Graphics.Clear(Color.Black);
particleSystem.Render(args.Graphics);
// Update performance information in the title bar
var sort = useInsertion ? "InsertionSort" : "QuickSort";
// ReSharper disable once LocalizableElement
Text = $"{sort} MinTime: {PerformanceMonitor.MinTimeString()} MaxTime: {PerformanceMonitor.MaxTimeString()} AvgTime: {PerformanceMonitor.AvgTimeString()}";
// Tell the OS to schedule another frame redraw
Invalidate();
}
