ADCSimDetector.h

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/* ADCS simulation driver
 * Mark Rivers
 * Feb. 28, 2016
 */

#include <epicsEvent.h>
#include <epicsTime.h>
#include "asynNDArrayDriver.h"

#define DRIVER_VERSION      2
#define DRIVER_REVISION     5
#define DRIVER_MODIFICATION 0

#define SimAcquireString        "SIM_ACQUIRE"
#define SimAcquireTimeString    "SIM_ACQUIRE_TIME"
#define SimElapsedTimeString    "SIM_ELAPSED_TIME"
#define SimTimeStepString       "SIM_TIME_STEP"
#define SimNumTimePointsString  "SIM_NUM_TIME_POINTS"
#define SimAmplitudeString      "SIM_AMPLITUDE"
#define SimOffsetString         "SIM_OFFSET"
#define SimPeriodString         "SIM_PERIOD"
#define SimFrequencyString      "SIM_FREQUENCY"
#define SimPhaseString          "SIM_PHASE"
#define SimNoiseString          "SIM_NOISE"

#define MAX_SIGNALS 8

class epicsShareClass ADCSimDetector : public asynNDArrayDriver {
public:
    ADCSimDetector(const char *portName, int numTimePoints, NDDataType_t dataType,
                   int maxBuffers, size_t maxMemory,
                   int priority, int stackSize);

    /* These are the methods that we override from asynNDArrayDriver */
    virtual asynStatus writeInt32(asynUser *pasynUser, epicsInt32 value);
    virtual void report(FILE *fp, int details);
    void simTask(); 
protected:
    int P_Acquire;
    #define FIRST_SIM_DETECTOR_PARAM P_Acquire
    int P_AcquireTime;
    int P_ElapsedTime;
    int P_TimeStep;
    int P_NumTimePoints;
    int P_Period;
    int P_Amplitude;
    int P_Offset;
    int P_Frequency;
    int P_Phase;
    int P_Noise;

private:
    /* These are the methods that are new to this class */
    template <typename epicsType> void computeArraysT();
    void computeArrays();
    void setAcquire(int value);

    /* Our data */
    epicsEventId startEventId_;
    epicsEventId stopEventId_;
    int uniqueId_;
    int acquiring_;
    double elapsedTime_;
};