public void Example1()
{
var stats = new MovingAverage();
stats.Add(4);
stats.Add(7);
stats.Add(13);
stats.Add(16);
Assert.Equal(4, stats.Count);
Assert.Equal(10, stats.Average, 15);
}
public void Example4()
{
var stats = new MovingAverage();
stats.Add(6);
stats.Add(2);
stats.Add(3);
stats.Add(1);
Assert.Equal(4, stats.Count);
Assert.Equal(3, stats.Average, 15);
}
public void Example13()
{
var stats = new MovingAverage(3);
stats.Add(1000000004);
stats.Add(1000000007);
stats.Add(1000000013);
stats.Add(1000000016);
Assert.Equal(4, stats.Count);
Assert.Equal(1000000012, stats.Average, 15);
}
public void NoInfinity()
{
var stats = new MovingAverage();
Assert.Throws <ArgumentOutOfRangeException>(delegate {
stats.Add(double.NegativeInfinity);
});
Assert.Throws <ArgumentOutOfRangeException>(delegate {
stats.Add(double.PositiveInfinity);
});
Assert.Throws <ArgumentOutOfRangeException>(delegate {
stats.Add(double.NaN);
});
}
public void OneValue()
{
var stats = new MovingAverage();
stats.Add(1);
Assert.Equal(1, stats.Count);
Assert.Equal(1, stats.Average);
}
/// <summary>
/// Performs dynamic cropping based on the largest bounding box
/// encountered (ie smallest cropping) within the 'memory' of the
/// autocropper
/// </summary>
/// <param name="topCrop">Cropping found in current frame</param>
/// <param name="bottomCrop">Cropping found in current frame</param>
private void MinDynamicCrop(int topCrop, int bottomCrop, int leftCrop, int rightCrop)
{
if (firstDynamicCrop)
{
if (verboseLog)
{
Log.Debug("First dynamic crop, resetting to top {0}, bottom {1}, left {2}, right {3}", topCrop, bottomCrop,
leftCrop, rightCrop);
}
topCropAvg.Reset(topCrop);
bottomCropAvg.Reset(bottomCrop);
leftCropAvg.Reset(leftCrop);
rightCropAvg.Reset(rightCrop);
firstDynamicCrop = false;
}
else
{
topCropAvg.Add(topCrop);
bottomCropAvg.Add(bottomCrop);
leftCropAvg.Add(leftCrop);
rightCropAvg.Add(rightCrop);
}
int topMin = (int)topCropAvg.GetMin();
int bottomMin = (int)bottomCropAvg.GetMin();
int leftMin = (int)leftCropAvg.GetMin();
int rightMin = (int)rightCropAvg.GetMin();
if (verboseLog)
{
Log.Debug("Current topMin {0}, bottomMin {1}, leftMin {2}, rightMin {3}", topMin, bottomMin, leftMin, rightMin);
}
if (Math.Abs(topMin - lastSettings.Top) > 2 || Math.Abs(bottomMin - lastSettings.Bottom) > 2 ||
Math.Abs(leftMin - lastSettings.Left) > 2 || Math.Abs(rightMin - lastSettings.Right) > 2)
{
CropSettings newSettings = new CropSettings();
newSettings.Top = topMin;
newSettings.Bottom = bottomMin;
newSettings.Left = leftMin;
newSettings.Right = rightMin;
RequestCrop(newSettings);
}
}
public void Analyze()
{
float power = 0;
for (int i = 0; i < bandCount; ++i)
{
signalAverages[i].Add(signalPowers[i]);
float v = signalPowers[i] / signalAverages[i].Value;
//v = Math.Max(0, v);
v = v * v;
power += v > 1.3f ? 1 : 0;
}
power += 1e-5f;
powerBuffer.Push(power);
powerProcessor.Process(powerBuffer);
for (int i = 0; i < binCount; ++i)
{
MovingAverage avg = bpmAverages[i];
avg.Add(powerProcessor.Magnitudes[lowBinIndex + i] + powerProcessor.Magnitudes[(lowBinIndex + i) / 2]);
peakiness[i] = avg.Value;
}
if (beatIndex != -1)
{
float phase = powerProcessor.Phases[beatIndex + lowBinIndex];
if (Math.Abs(phase) < 3.14f * 0.5f && phase * lastPhase < 0)
{
HasBeat = true;
BPS = 1.0f / (periodsSinceBeat * period);
periodsSinceBeat = 0;
Console.WriteLine(BPS);
FindBeat();
}
else
{
periodsSinceBeat++;
HasBeat = false;
}
lastPhase = phase;
}
else
{
FindBeat();
}
}
public float Test(int episodes, int maxStepsPerEpisode, int renderInterval)
{
var rewardAvg = new MovingAverage(episodes);
for (int ep = 0; ep < episodes; ++ep)
{
bool render = renderInterval > 0 && (ep % renderInterval) == 0;
LastObservation = Env.Reset();
float totalReward = 0;
int step = 0;
for (; step < maxStepsPerEpisode; ++step)
{
Tensor action = GetOptimalAction();
bool done = Env.Step(action, out var observation, out var reward);
LastObservation = observation;
totalReward += reward;
if (render)
{
RenderEnv();
}
if (done)
{
break;
}
}
rewardAvg.Add(totalReward);
if (Verbose)
{
LogLine($"Test# {ep} reward(avg): {Math.Round(totalReward, 2)}({Math.Round(rewardAvg.Avg, 2)}) steps: {step}");
}
}
SaveLog();
return(rewardAvg.Avg);
}
public static void Grow(NodeHandle start, uint maxMs, bool debug = false)
{
if (start == NodeHandle.Invalid)
{
return;
}
var sw = new Stopwatch();
sw.Start();
int count = 0;
var queue = new Queue <NodeHandle>();
queue.Enqueue(start);
var doors = new HashSet <EntHandle>(NearbyObjects().Where(e => Pathfinder.checkDoorModels.Contains(GetModel(e))));
while (sw.ElapsedMilliseconds < maxMs)
{
NodeHandle next;
if (queue.Count > 0)
{
next = queue.Dequeue();
}
else if (!Ungrown.TryDequeue(out next))
{
break;
}
if (IsGrown(next))
{
continue;
}
GrowOne(next, doors, debug).Each(queue.Enqueue);
count += 1;
LastGrown = next;
}
if (queue.Count > 0)
{
queue.Each(Ungrown.Enqueue);
}
double seconds = (float)(sw.ElapsedTicks + 1) / (float)TimeSpan.TicksPerSecond;
grownPerSecond.Add((float)count / (float)seconds);
}
public static void OnTick()
{
var w = new Stopwatch();
w.Start();
FrameCount += 1;
try {
GameTime = Call <uint>(GET_GAME_TIMER);
CurrentPlayer = Call <PlayerHandle>(GET_PLAYER_INDEX);
Self = Call <PedHandle>(GET_PLAYER_PED, CurrentPlayer);
var sw = new Stopwatch();
sw.Start();
CameraMatrix = Matrix(GameplayCam.Handle);
PlayerMatrix = Matrix(Self);
PlayerPosition = Position(PlayerMatrix);
PlayerVehicle = CurrentVehicle(Self);
sw.Stop();
int dt = (int)GameTime - (int)LastGameTime;
if (dt != 0)
{
fps.Add(1000 / dt);
}
CurrentFPS = fps.Value;
// consume key strokes, dispatch them to scripts and key bindings
Controls.OnTick();
// run all Script instances in order
Script.Order.Visit(s => s.OnTick());
LastGameTime = GameTime;
} catch (Exception err) {
Log($"Uncaught error in Main.OnTick: {err.Message} {err.StackTrace}");
OnAbort();
} finally {
w.Stop();
}
}
public void SetMulti(int count) => _parseMultiAvg.Add(count);
public void Should_compute_average()
{
var sut = new MovingAverage(4);
sut.ComputeAverage().Should().Be(0);
sut.Add(2);
sut.ComputeAverage().Should().Be(2);
sut.Add(4);
sut.ComputeAverage().Should().Be(3);
sut.Add(0);
sut.ComputeAverage().Should().Be(2);
sut.Add(6);
sut.ComputeAverage().Should().Be(3);
sut.Add(6);
sut.ComputeAverage().Should().Be(4);
sut.Add(0);
sut.Add(0);
sut.Add(0);
sut.Add(0);
sut.ComputeAverage().Should().Be(0);
sut.Add(10);
sut.Add(10);
sut.Add(10);
sut.Add(10);
sut.ComputeAverage().Should().Be(10);
}
public void Train(int episodes, int maxStepsPerEpisode)
{
Epsilon = MaxEpsilon;
var rewardChart = new Neuro.ChartGenerator($"{Name}_reward", $"{Name}\n{GetParametersDescription()}", "Episode");
rewardChart.AddSeries(0, "Reward", System.Drawing.Color.LightGray);
rewardChart.AddSeries(1, $"Avg({RewardAverageN}) reward", System.Drawing.Color.Blue);
rewardChart.AddSeries(2, $"Avg({StepsAverageN}) steps per episode\n(right axis)", System.Drawing.Color.CornflowerBlue, true);
rewardChart.AddSeries(3, "Reward high score", System.Drawing.Color.DarkOrchid);
var rewardAvg = new MovingAverage(RewardAverageN);
var stepsAvg = new MovingAverage(StepsAverageN);
int globalStep = 0;
for (int ep = 1; ep <= episodes; ++ep)
{
LastObservation = Env.Reset();
OnReset(LastObservation);
float totalReward = 0;
int step = 0;
for (; step < maxStepsPerEpisode; ++step, ++globalStep)
{
Tensor action;
if (globalStep < WarmupSteps || GlobalRandom.Rng.NextDouble() < Epsilon)
{
action = Env.ActionSpace.Sample(); // explore
}
else
{
action = GetOptimalAction(); // exploit
}
if (globalStep >= WarmupSteps && EpsilonDecayMode == EEpsilonDecayMode.EveryStep)
{
DecayEpsilon();
}
bool done = Env.Step(action, out var observation, out var reward);
if (done && !float.IsNaN(RewardOnDone))
{
reward = RewardOnDone;
}
if (RewardClipping)
{
reward = reward > 0 ? 1 : (reward < 0 ? -1 : 0);
}
totalReward += reward;
if (TrainRenderInterval > 0 && (ep % TrainRenderInterval == 0))
{
RenderEnv();
}
OnStep(step, globalStep, action, reward, observation, done);
LastObservation = observation;
if ((globalStep % TrainInterval == 0) && (globalStep >= WarmupSteps))
{
OnTrain();
}
if (done)
{
break;
}
}
OnEpisodeEnd(ep);
rewardAvg.Add(totalReward);
stepsAvg.Add(step);
rewardChart.AddData(ep, totalReward, 0);
rewardChart.AddData(ep, rewardAvg.Avg, 1);
rewardChart.AddData(ep, stepsAvg.Avg, 2);
if (totalReward > RewardHighScore)
{
rewardChart.AddData(ep, totalReward, 3);
RewardHighScore = totalReward;
}
if (SaveFreq > 0 && (ep % SaveFreq == 0))
{
Save($"{Name}_{ep}");
}
if (Verbose)
{
LogLine($"Ep# {ep} reward(avg): {Math.Round(totalReward, 2)}({Math.Round(rewardAvg.Avg, 2)}) steps: {step} ε: {Math.Round(Epsilon, 4)} total_steps: {globalStep}");
}
if (globalStep >= WarmupSteps && EpsilonDecayMode == EEpsilonDecayMode.EveryEpisode)
{
DecayEpsilon();
}
if (ep % 10 == 0)
{
rewardChart.Save();
}
}
rewardChart.Save();
SaveLog();
}