public static void ComputeAndRenderNextFrame()
{
IKeyboard currentKeyboard = new CopiedKeyboard(bridgeKeyboard);
IMouse currentMouse = new CopiedMouse(bridgeMouse);
frame = frame.GetNextFrame(currentKeyboard, currentMouse, previousKeyboard, previousMouse);
ClearCanvas();
frame.Render(display);
previousKeyboard = new CopiedKeyboard(currentKeyboard);
previousMouse = new CopiedMouse(currentMouse);
}
public static void Start(bool debugMode)
{
IDTDeterministicRandom rng = new DTDeterministicRandom(seed: 0);
using (AgateSetup setup = new AgateSetup())
{
setup.InitializeDisplay();
setup.InitializeInput();
bool canSuccessfullyPlayAudio;
try
{
setup.InitializeAudio();
canSuccessfullyPlayAudio = true;
}
catch (Exception)
{
canSuccessfullyPlayAudio = false;
}
if (setup.WasCanceled)
{
return;
}
DisplayWindow window = DisplayWindow.CreateWindowed("DT Danmaku", 1000, 700);
Display.VSync = false;
int fps = 60;
IFrame <IDTDanmakuAssets> frame = DTDanmaku.GetFirstFrame(
fps: fps,
rng: rng,
guidGenerator: new GuidGenerator(guidString: "285419206161623102"),
debugMode: debugMode);
IKeyboard agateLibKeyboard = new AgateLibKeyboard();
IMouse agateLibMouse = new AgateLibMouse();
IDisplay <IDTDanmakuAssets> display = new DTDanmakuAgateLibDisplay(canSuccessfullyPlayAudio: canSuccessfullyPlayAudio);
IKeyboard prevKeyboard = new EmptyKeyboard();
IMouse prevMouse = new EmptyMouse();
double elapsedTimeMs = 0.0;
long timeForFpsCounter = DateTime.Now.Ticks;
int currentDisplayFpsCount = 0;
int displayFpsSnapshotValue = 0;
int debugSlowDown = 0;
int debugNumCyclesToSkip = 0;
int numTimesFramesDropped = 0;
while (Display.CurrentWindow.IsClosed == false)
{
Display.BeginFrame();
Display.Clear(Color.White);
frame.Render(display);
elapsedTimeMs += Display.DeltaTime;
// Run at 60 frames per second.
// If for whatever reason, we're really behind, we'll try to catch up,
// but only for a maximum of 5 consecutive frames.
if (elapsedTimeMs > 1000.0 / fps * 5.0)
{
elapsedTimeMs = 1000.0 / fps * 5.0;
numTimesFramesDropped++;
}
if (elapsedTimeMs > 1000.0 / fps)
{
if (debugMode)
{
if (agateLibKeyboard.IsPressed(Key.Six) && !prevKeyboard.IsPressed(Key.Six))
{
debugSlowDown = (debugSlowDown + 1) % 4;
}
}
elapsedTimeMs = elapsedTimeMs - 1000.0 / fps;
IKeyboard currentKeyboard = new CopiedKeyboard(agateLibKeyboard);
IMouse currentMouse = new CopiedMouse(agateLibMouse);
if (debugMode)
{
if (debugNumCyclesToSkip == 0)
{
frame = frame.GetNextFrame(currentKeyboard, currentMouse, prevKeyboard, prevMouse, display);
}
}
else
{
frame = frame.GetNextFrame(currentKeyboard, currentMouse, prevKeyboard, prevMouse, display);
}
prevKeyboard = new CopiedKeyboard(currentKeyboard);
prevMouse = new CopiedMouse(currentMouse);
if (debugMode)
{
if (debugSlowDown > 0)
{
if (debugNumCyclesToSkip > 0)
{
debugNumCyclesToSkip--;
}
else
{
if (debugSlowDown == 1)
{
debugNumCyclesToSkip = 1;
}
if (debugSlowDown == 2)
{
debugNumCyclesToSkip = 7;
}
if (debugSlowDown == 3)
{
debugNumCyclesToSkip = 31;
}
}
}
else
{
debugNumCyclesToSkip = 0;
}
}
}
else
{
System.Threading.Thread.Sleep(millisecondsTimeout: 5);
}
if (debugMode)
{
currentDisplayFpsCount++;
long milliSecondsElapsedForFpsCounter = (DateTime.Now.Ticks - timeForFpsCounter) / 10000L;
if (milliSecondsElapsedForFpsCounter > 1000)
{
timeForFpsCounter += 10000L * 1000L;
displayFpsSnapshotValue = currentDisplayFpsCount;
currentDisplayFpsCount = 0;
}
display.DebugPrint(x: 10, y: 10, debugText: "fps: " + displayFpsSnapshotValue.ToString(CultureInfo.InvariantCulture));
display.DebugPrint(x: 10, y: 70, debugText: "num frames dropped: " + numTimesFramesDropped.ToString(CultureInfo.InvariantCulture));
}
Display.EndFrame();
Core.KeepAlive();
}
}
}
