lambda_monitor.h

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#pragma once
 
#include "lambda_monitor_generated.h"
 
struct LambdaMonitorBase : public lambda_monitor_s {
    void update(float rpm, float load);
    bool isCut() const;
 
protected:
    // Returns whether lambda checking should happen at all
    bool shouldCheckLambda(float rpm, float load) const;
 
    // Returns false if the current lambda reading is leaner than allowable.
    // Returns true in any other case (rich enough, bad sensor, recent fuel cut, rpm to low, load too low, etc)
    virtual bool isCurrentlyGood(float rpm, float load) const;
 
    virtual float getMaxAllowedLambda(float rpm, float load) const = 0;
    virtual float getTimeout() const = 0;
 
    // Determine whether fuel should be restored after a cut occurs
    // Returns true if OK to leave the "cut" state
    virtual bool restoreConditionsMet(float rpm, float load) const;
 
private:
    Timer m_timeSinceGoodLambda;
};
 
class LambdaMonitor : public LambdaMonitorBase {
    float getMaxAllowedLambda(float rpm, float load) const override;
    float getTimeout() const override;
};