protected override void Update(InputSnapshot snapshot, float elapsedSeconds)
{
base.Update(snapshot, elapsedSeconds);
var frameRate = 1f / ElapsedSecondsBetweenRenders;
var tickRate = 1f / elapsedSeconds;
var rate = Raytracer.RaysPerFrame * frameRate;
var millionRate = rate / 1_000_000;
var budget = Stopwatch.Frequency / TargetTicksPerFrame;
Window.Title =
$"{millionRate:F2} MRays / sec. | {Raytracer.RaysPerFrame / 1_000_000:F2} MRays / Frame | {frameRate:F2} FPS | {tickRate:F2} TPS | {MillisecondsPerLogic:F0}ms / Update | {MillisecondsPerRender:F0}ms / Render | Budget: {budget:F0}ms / Frame";
if (ImGui.Begin("Debug"))
{
if (ImGui.BeginMenu("Raytracer Debug"))
{
if (ImGui.Button("Clear Framebuffer"))
{
Array.Clear(Raytracer.FrameBuffer, 0, Raytracer.FrameBuffer.Length);
}
ImGui.Checkbox("Render once on button press", ref renderOnce);
if (renderOnce && ImGui.Button(
renderThread != null && !renderThread.IsCompleted && !renderThread.IsCanceled
? "Rendering"
: "Render Once"))
{
if (renderThread != null && !renderThread.IsCompleted && !renderThread.IsCanceled)
{
cancellationTokenSource?.Cancel();
}
if (renderThread == null || renderThread.IsCompleted || renderThread.IsCanceled)
{
cancellationTokenSource = new CancellationTokenSource(100);
renderThread = Task.Run(Raytracer.RenderCpuNew,
cancellationTokenSource.Token);
}
}
}
}
foreach (var keyEvent in snapshot.KeyEvents)
{
if (keyEvent.Down && keyEvent.Key == Key.D)
{
Raytracer.SceneParams.Camera.Origin.X += 1f;
Raytracer.SceneParams.Camera.LookAt.X += 1f;
Camera.Recalculate(ref Raytracer.SceneParams.Camera);
}
else if (keyEvent.Down && keyEvent.Key == Key.A)
{
Raytracer.SceneParams.Camera.Origin.X -= 1f;
Raytracer.SceneParams.Camera.LookAt.X -= 1f;
Camera.Recalculate(ref Raytracer.SceneParams.Camera);
}
}
Raytracer.RenderSettings();
}