Detailed Description

Date: Mar 3, 2014

Author: Andrey Belomutskiy, (c) 2012-2020

Definition in file trigger_emulator_algo.h.

Data Structures
class	TriggerEmulatorHelper

Functions
void	initTriggerEmulator ()

void	startTriggerEmulatorPins ()

void	stopTriggerEmulatorPins ()

void	setTriggerEmulatorRPM (int value)

void	onConfigurationChangeRpmEmulatorCallback (engine_configuration_s *previousConfiguration)

void	enableTriggerStimulator (bool incGlobalConfiguration=true)

void	enableExternalTriggerStimulator ()

void	disableTriggerStimulator ()

int	getPreviousIndex (const int currentIndex, const int size)

bool	needEvent (const int currentIndex, const MultiChannelStateSequence &mcss, int channelIndex)

Function Documentation

◆ disableTriggerStimulator()

void disableTriggerStimulator ( )

Definition at line 222 of file trigger_emulator_algo.cpp.

                                {
    engine->triggerCentral.directSelfStimulation = false;
    for (int channel = 0; channel < NUM_EMULATOR_CHANNELS; channel++) {
        triggerEmulatorSignals[channel].stop();
    }
    hasInitTriggerEmulator = false;
    incrementGlobalConfigurationVersion("disTrg");
}

Referenced by configureRusefiLuaHooks(), enableOrDisable(), and handleCommandX14().

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◆ enableExternalTriggerStimulator()

void enableExternalTriggerStimulator ( )

Definition at line 216 of file trigger_emulator_algo.cpp.

                                       {
    startSimulatedTriggerSignal();
    engine->triggerCentral.directSelfStimulation = false;
    incrementGlobalConfigurationVersion("extTrg");
}

Referenced by enableOrDisable(), and handleCommandX14().

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◆ enableTriggerStimulator()

void enableTriggerStimulator ( bool incGlobalConfiguration = true )

Definition at line 205 of file trigger_emulator_algo.cpp.

                                                          {
    startSimulatedTriggerSignal();
    engine->triggerCentral.directSelfStimulation = true;
    engine->rpmCalculator.Register();
    if (incGlobalConfiguration) {
        incrementGlobalConfigurationVersion("trgSim");
    }
}

Referenced by configureRusefiLuaHooks(), enableOrDisable(), and handleCommandX14().

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◆ getPreviousIndex()

int getPreviousIndex	(	const int	currentIndex,
		const int	size
	)

Definition at line 19 of file trigger_emulator_algo.cpp.

                                                             {
    return (currentIndex + size - 1) % size;
}

Referenced by TriggerStimulatorHelper::feedSimulatedEvent(), and needEvent().

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◆ initTriggerEmulator()

void initTriggerEmulator ( )

Definition at line 239 of file trigger_emulator_algo.cpp.

                           {
    efiPrintf("Emulating %s", getEngine_type_e(engineConfiguration->engineType));
 
    startTriggerEmulatorPins();
 
    addConsoleActionI(CMD_RPM, setTriggerEmulatorRPM);
}

Referenced by initEngineEmulator().

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◆ needEvent()

bool needEvent	(	const int	currentIndex,
		const MultiChannelStateSequence &	mcss,
		int	channelIndex
	)

Definition at line 23 of file trigger_emulator_algo.cpp.

                                                                                                 {
    int prevIndex = getPreviousIndex(currentIndex, mcss.phaseCount);
    pin_state_t previousValue = mcss.getChannelState(channelIndex, /*phaseIndex*/prevIndex);
    pin_state_t currentValue = mcss.getChannelState(channelIndex, /*phaseIndex*/currentIndex);
 
    return previousValue != currentValue;
}

Referenced by TriggerStimulatorHelper::feedSimulatedEvent(), and TriggerEmulatorHelper::handleEmulatorCallback().

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◆ onConfigurationChangeRpmEmulatorCallback()

void onConfigurationChangeRpmEmulatorCallback ( engine_configuration_s * previousConfiguration )

Definition at line 231 of file trigger_emulator_algo.cpp.

                                                                                             {
    if (engineConfiguration->triggerSimulatorRpm ==
            previousConfiguration->triggerSimulatorRpm) {
        return;
    }
    setTriggerEmulatorRPM(engineConfiguration->triggerSimulatorRpm);
}

Referenced by incrementGlobalConfigurationVersion().

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◆ setTriggerEmulatorRPM()

void setTriggerEmulatorRPM ( int value )

All we need to do here is to change the periodMs togglePwmState() would see that the periodMs has changed and act accordingly

Definition at line 97 of file trigger_emulator_algo.cpp.

                                    {
  criticalAssertVoid(rpm >= 0 && rpm <= 30000, "emulator RPM out of range");
 
    engineConfiguration->triggerSimulatorRpm = rpm;
    /**
     * All we need to do here is to change the periodMs
     * togglePwmState() would see that the periodMs has changed and act accordingly
     */
    for (int channel = 0; channel < NUM_EMULATOR_CHANNELS; channel++) {
        float rPerSecond = NAN;
        if (rpm != 0) {
            // use 0.5 multiplier for cam
            float rpmM = (channel == 0) ? getRpmMultiplier(getEngineRotationState()->getOperationMode()) : 0.5f;
            rPerSecond = rpm * rpmM / 60.0; // per minute converted to per second
        }
        triggerEmulatorSignals[channel].setFrequency(rPerSecond);
    }
 
    engine->resetEngineSnifferIfInTestMode();
 
    efiPrintf("Emulating position sensor(s). RPM=%d", rpm);
}

Referenced by configureRusefiLuaHooks(), initTriggerEmulator(), onConfigurationChangeRpmEmulatorCallback(), setValue(), and startSimulatedTriggerSignal().

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◆ startTriggerEmulatorPins()

void startTriggerEmulatorPins ( )

Definition at line 249 of file trigger_emulator_algo.cpp.

                                {
    hasStimPins = false;
    for (int channel = 0; channel < NUM_EMULATOR_CHANNELS; channel++) {
        for (size_t i = 0; i < efi::size(emulatorOutputs[channel]); i++) {
            triggerEmulatorSignals[channel].outputPins[i] = &emulatorOutputs[channel][i];
 
#if EFI_PROD_CODE
      brain_pin_e pin;
 
      pin_output_mode_e outputMode;
            if (channel == 0) {
            pin = engineConfiguration->triggerSimulatorPins[i];
            outputMode = engineConfiguration->triggerSimulatorPinModes[i];
        } else if (channel == 1 && i == 0) {
          pin = engineConfiguration->camSimulatorPin;
          outputMode = engineConfiguration->camSimulatorPinMode;
        } else {
              // todo: add pin configs for cam simulator channels
          continue;
        }
 
            // Only bother trying to set output pins if they're configured
            if (isBrainPinValid(pin)) {
                hasStimPins = true;
            }
 
            if (isConfigurationChanged(triggerSimulatorPins[i])) {
                triggerEmulatorSignals[channel].outputPins[i]->initPin("Trigger emulator", pin,
                    outputMode);
            }
#endif // EFI_PROD_CODE
        }
    }
}

Referenced by applyNewHardwareSettings(), and initTriggerEmulator().

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◆ stopTriggerEmulatorPins()

void stopTriggerEmulatorPins ( )

Definition at line 284 of file trigger_emulator_algo.cpp.

                               {
#if EFI_PROD_CODE
    for (int channel = 0; channel < NUM_EMULATOR_CHANNELS; channel++) {
        // todo: add pin configs for cam simulator channels
        if (channel != 0)
            continue;
        for (size_t i = 0; i < efi::size(emulatorOutputs[channel]); i++) {
            if (isConfigurationChanged(triggerSimulatorPins[i])) {
                triggerEmulatorSignals[channel].outputPins[i]->deInit();
            }
        }
    }
#endif // EFI_PROD_CODE
}