dxegcore.h

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#pragma once

#include "synthbase.h"
#include "synthfunctions.h"

// -----------------------------
//  --- SynthLab SDK File --- //
//  ----------------------------
// -----------------------------------------------------------------------------
namespace SynthLab
{
    class DXEGCore : public ModuleCore
    {
    public:
        DXEGCore();             /* C-TOR */

        virtual ~DXEGCore() {}      /* D-TOR */

        virtual bool reset(CoreProcData& processInfo) override;
        virtual bool update(CoreProcData& processInfo) override;
        virtual bool render(CoreProcData& processInfo) override;
        virtual bool doNoteOn(CoreProcData& processInfo) override;
        virtual bool doNoteOff(CoreProcData& processInfo) override;

        virtual int32_t getState() override { return enumToInt(state); }
        virtual bool shutdown() override;
        virtual void setSustainOverride(bool b)override;

    protected:
        inline double setStepInc(double timeMsec, double scale = 1.0);

        double egStepInc = 0.0;         
        double attackTimeScalar = 0.0;  
        double decayTimeScalar = 0.0;   
        EGState state = EGState::kOff;  
        double envelopeOutput = 0.0;    
        double linearEnvOutput = 0.0;   
        double curveEnvOutput = 0.0;    
        double dxOutput = 0.0;          
        double releaseLevel = 0.0;      
        double sampleRate = 0.0;        

        bool sustainOverride = false;       
        bool releasePending = false;        
        bool resetToZero = false;           
        bool noteOff = false;               
        bool retriggered = false;           
        double lastTriggerMod = 0.0;        

        // --- inc value for shutdown
        double incShutdown = 0.0;           
    };
} // namespace