public bool Capture(string outputData1, EncoderRProcCapture encoderRProcCapture,
bool compujump, Preferences.TriggerTypes cutByTriggers, double restClustersSeconds, bool playSoundsFromFile)
{
/*
* removed at 1.7.0
* if(simulated) {
* bool success = initSimulated();
* if(! success)
* return false;
* }
*/
lastTriggerOn = 0;
inertialCalibratedFirstCross0Pos = 0;
//only for cutByTriggers == Preferences.TriggerTypes.START_AT_FIRST_ON
bool firstTriggerHappened = false;
//playSoundsFromFile
DateTime lastTriggeredSound = DateTime.MinValue;
if (capturingInertialBG)
{
/*
* reset capture list. If not done here, list will grow at each set
* also this fixes the initial 0s after a set
*/
EncoderCaptureInertialBackgroundStatic.Initialize();
}
do
{
//1 read data
try {
byteReaded = readByte();
} catch {
if (!simulated)
{
LogB.Error("Maybe encoder cable is disconnected");
cancel = true;
}
break;
}
//2 check if readed data is a trigger
if (byteReaded == TRIGGER_ON)
{
if (playSoundsFromFile)
{
TimeSpan ts = DateTime.Now.Subtract(lastTriggeredSound);
if (ts.TotalMilliseconds > 50)
{
Util.NextSongInList();
lastTriggeredSound = DateTime.Now;
}
continue;
}
Trigger trigger = new Trigger(Trigger.Modes.ENCODER, i, true);
if (triggerList.IsSpurious(trigger))
{
triggerList.RemoveLastOff();
continue;
}
//TriggerTypes.START_AT_FIRST_ON starts capture at first trigger. So when this happens, reset capture
if (cutByTriggers == Preferences.TriggerTypes.START_AT_FIRST_ON && !firstTriggerHappened)
{
LogB.Information("Cleaning on capture");
startCaptureFromHere();
firstTriggerHappened = true;
i = -1; //will be 0 on next loop start
continue;
}
if (cutByTriggers != Preferences.TriggerTypes.NO_TRIGGERS)
{
ecc = new EncoderCaptureCurve(lastTriggerOn, i);
lastTriggerOn = i;
double [] curve = new double[ecc.endFrame - ecc.startFrame];
//int mySum = 0;
for (int k = 0, j = ecc.startFrame; j < ecc.endFrame; j++)
{
curve[k] = encoderReaded[j];
k++;
//mySum += encoderReaded[j];
}
//ecc.up = (mySum >= 0);
ecc.up = true; //make all concentric for the swimming application
LogB.Debug("curve stuff" + ecc.startFrame + ":" + ecc.endFrame + ":" + encoderReaded.Count);
bool success = encoderRProcCapture.SendCurve(
ecc.startFrame,
UtilEncoder.CompressData(curve, 25) //compressed
);
if (!success)
{
cancel = true;
}
Ecca.curvesAccepted++;
Ecca.ecc.Add(ecc);
LogB.Information(ecc.ToString());
}
triggerList.Add(trigger);
continue;
}
else if (byteReaded == TRIGGER_OFF)
{
if (!playSoundsFromFile)
{
Trigger trigger = new Trigger(Trigger.Modes.ENCODER, i, false);
triggerList.Add(trigger);
}
continue;
}
//3 if is not trigger: convertByte
byteReaded = convertByte(byteReaded);
//LogB.Information(" byte: " + byteReaded);
i = i + 1;
if (i >= 0)
{
if (cont)
{
recordedTimeCont++;
}
if (byteReaded == 0)
{
consecutiveZeros++;
//clean variables when we are on cont and long time elapsed
if (cont && Ecca.curvesAccepted == 0 && consecutiveZeros >= consecutiveZerosMax)
{
LogB.Information("Cleaning on capture");
//remove this time on existing trigger records
triggerList.Substract(consecutiveZeros);
startCaptureFromHere();
i = -1; //will be 0 on next loop start
continue;
}
}
else
{
consecutiveZeros = -1;
}
//stop if n seconds of inactivity
//but it has to be moved a little bit first, just to give time to the people
//if(consecutiveZeros >= consecutiveZerosMax && sum > 0) #Not OK because sum maybe is 0: +1,+1,-1,-1
//if(consecutiveZeros >= consecutiveZerosMax && ecca.ecc.Count > 0) #Not ok because when ecca is created, ecc.Count == 1
/*
* process ends
* (
* when a curve has been found and then there are n seconds of inactivity, or
* when not in cont and a curve has not been found and then there are 2*n seconds of inactivity
* ) and if consecutiveZeros > restClustersSeconds * 1.500
*
* 1500 is conversion to milliseconds and * 1.5 to have enough time to move after clusters res
*/
if (
automaticallyEndByTime &&
(
(Ecca.curvesAccepted > 0 && consecutiveZeros >= consecutiveZerosMax) ||
(!cont && Ecca.curvesAccepted == 0 && consecutiveZeros >= (2 * consecutiveZerosMax))
) &&
(restClustersSeconds == 0 || consecutiveZeros > restClustersSeconds * 1500)
)
{
finish = true;
LogB.Information("SHOULD FINISH");
}
//on inertialCalibrated set mark where 0 is crossed for the first time
if (inertialCalibrated && inertialCalibratedFirstCross0Pos == 0)
{
if ((sumInertialDisc <= 0 && sumInertialDisc + byteReaded > 0) ||
(sumInertialDisc >= 0 && sumInertialDisc + byteReaded < 0))
{
inertialCalibratedFirstCross0Pos = i;
}
}
sumInertialDisc += byteReaded;
encoderReadedInertialDisc.Add(byteReaded);
if (inertialCalibrated && sumInertialDisc > 0)
{
byteReaded *= -1;
}
sum += byteReaded;
encoderReaded.Add(byteReaded);
if (!showOnlyBars)
{
assignEncoderCapturePoints();
EncoderCapturePointsCaptured = i;
}
if (!showOnlyBars)
{
encoderCapturePointsAdaptativeDisplay();
}
// ---- prepare to send to R ----
//if string goes up or down, store the direction
//direction is only up or down
if (byteReaded != 0)
{
directionNow = (int)byteReaded / (int)Math.Abs(byteReaded); //1 (up) or -1 (down)
}
//if we don't have changed the direction, store the last non-zero that we can find
if (directionChangeCount == 0 && directionNow == directionLastMSecond)
{
//check which is the last non-zero value
//this is suitable to find where starts the only-zeros previous to the change
if (byteReaded != 0)
{
lastNonZero = i;
}
}
bool sendCurveMaybe = false;
//if it's different than the last direction, mark the start of change
if (directionNow != directionLastMSecond)
{
directionLastMSecond = directionNow;
directionChangeCount = 0;
}
else if (directionNow != directionCompleted)
{
//we are in a different direction than the last completed
//we cannot add byteReaded because then is difficult to come back n frames to know the max point
//directionChangeCount += byteReaded
directionChangeCount++;
if (directionChangeCount > directionChangePeriod) //count >= than change_period
{
sendCurveMaybe = true;
}
}
/*
* on inertialCalibrated don't send curve until 0 is crossed
* this ensures first stored phase will be ecc, that's what the rest of the program is expecting
* TODO: maybe this can be problematic with triggers maybe can be desinchronized, just move values
*/
if (inertialCalibrated && inertialCalibratedFirstCross0Pos == 0)
{
sendCurveMaybe = false;
}
//if cutByTriggers, triggers send the curve at the beginning of this method
if (cutByTriggers != Preferences.TriggerTypes.NO_TRIGGERS)
{
sendCurveMaybe = false;
}
if (sendCurveMaybe)
{
//int startFrame = previousFrameChange - directionChangeCount; //startFrame
/*
* at startFrame we do the "-directionChangePeriod" because
* we want data a little bit earlier, because we want some zeros
* that will be removed by reduceCurveBySpeed
* if not done, then the data:
* 0 0 0 0 0 0 0 0 0 1
* will start at 10th digit (the 1)
* if done, then at speed will be like this:
* 0 0 0 0.01 0.04 0.06 0.07 0.08 0.09 1
* and will start at fourth digit
*/
//this is better, takes a lot of time before, and then reduceCurveBySpeed will cut it
//but reduceCurveBySpeed is not implemented on inertial
//TODO: implement it
int startFrame = previousEnd; //startFrame
LogB.Debug("startFrame", startFrame.ToString());
if (startFrame < 0)
{
startFrame = 0;
}
//on inertial start when crossing 0 first time
if (inertialCalibrated && startFrame < inertialCalibratedFirstCross0Pos)
{
startFrame = inertialCalibratedFirstCross0Pos;
}
LogB.Information("TTTT - i," + i.ToString() +
"; directionChangeCount: " +
directionChangeCount.ToString() +
"; lastNonZero: " +
lastNonZero.ToString() +
"; final: " +
((i - directionChangeCount + lastNonZero) / 2).ToString());
ecc = new EncoderCaptureCurve(
startFrame,
(i - directionChangeCount + lastNonZero) / 2 //endFrame
//to find endFrame, first substract directionChangePeriod from i
//then find the middle point between that and lastNonZero
//this means that the end is in central point at displacements == 0
);
//since 1.5.0 secundary thread is capturing and sending data to R process
//while main thread is reading data coming from R and updating GUI
LogB.Debug("curve stuff" + ecc.startFrame + ":" + ecc.endFrame + ":" + encoderReaded.Count);
if (ecc.endFrame - ecc.startFrame > 0)
{
double [] curve = new double[ecc.endFrame - ecc.startFrame];
int mySum = 0;
for (int k = 0, j = ecc.startFrame; j < ecc.endFrame; j++)
{
curve[k] = encoderReaded[j];
k++;
mySum += encoderReaded[j];
}
ecc.up = (mySum >= 0);
previousEnd = ecc.endFrame;
//22-may-2015: This is done in R now
//1) check heightCurve in a fast way first to discard curves soon
// only process curves with height >= min_height
//2) if it's concentric, only take the concentric curves,
// but if it's concentric and inertial: take both.
//
// When capturing on inertial, we have the first graph
// that will be converted to the second.
// we need the eccentric phase in order to detect the Ci2
/*
* /\
* / \
* / \
*____ C1 \ ___
* \ / \ /
* \ / \ C2
* \/ \/
*
* C1, C2: two concentric phases
*/
/*
*____ ___
* \ /\ /\ /
* \ Ci1 \ Ci2 \ Ci3
* \/ \ / \/
* \/
*
* Ci1, Ci2, Ci3: three concentric phases on inertial
*
* Since 1.6.1:
* on inertial curve is sent when rope is fully extended,
* this will allow to see at the moment c or e. Not wait the change of direction to see both
*/
//store in a boolean to not call shouldSendCurve() two times because it changes some variables
bool shouldSendCurveBool = shouldSendCurve();
if (shouldSendCurveBool)
{
//if compujump, wakeup screen if it's off
//do it on the first repetition because it will not be sleeping on the rest of repetitions
if (compujump && Ecca.curvesAccepted == 0)
{
Networks.WakeUpRaspberryIfNeeded();
}
bool success = encoderRProcCapture.SendCurve(
ecc.startFrame,
UtilEncoder.CompressData(curve, 25) //compressed
);
if (!success)
{
cancel = true;
}
Ecca.curvesAccepted++;
Ecca.ecc.Add(ecc);
LogB.Information(ecc.ToString());
lastDirectionStoredIsUp = ecc.up;
}
}
//on inertial is different
markDirectionChanged();
}
//this is for visual feedback of remaining time
msCount++;
if (msCount >= 1000)
{
Countdown--;
msCount = 1;
}
}
} while ((cont || i < (recordingTime - 1)) && !cancel && !finish);
LogB.Debug("runEncoderCaptureCsharp main bucle end");
//leave some time to capture.R be able to paint data, and to create two Roptions.txt file correctly
if (simulated)
{
System.Threading.Thread.Sleep(2000);
}
else if (!capturingInertialBG)
{
sp.Close();
}
if (cancel)
{
return(false);
}
saveToFile(outputData1);
LogB.Debug("runEncoderCaptureCsharp ended");
return(true);
}