NDPluginStdArrays.h

Go to the documentation of this file.

#ifndef NDPluginStdArrays_H
#define NDPluginStdArrays_H

#include <epicsTypes.h>

#include "NDPluginDriver.h"

#define NDPluginStdArraysDataString "STD_ARRAY_DATA"           /* (asynXXXArray, r/w) Array data waveform */

class epicsShareClass NDPluginStdArrays : public NDPluginDriver {
public:
    NDPluginStdArrays(const char *portName, int queueSize, int blockingCallbacks, 
                      const char *NDArrayPort, int NDArrayAddr, int maxBuffers, size_t maxMemory,
                      int priority, int stackSize, int maxThreads=1);

    /* These methods override the virtual methods in the base class */
    void processCallbacks(NDArray *pArray);
    virtual asynStatus readInt8Array(asynUser *pasynUser, epicsInt8 *value,
                                        size_t nElements, size_t *nIn);
    virtual asynStatus readInt16Array(asynUser *pasynUser, epicsInt16 *value,
                                        size_t nElements, size_t *nIn);
    virtual asynStatus readInt32Array(asynUser *pasynUser, epicsInt32 *value,
                                        size_t nElements, size_t *nIn);
    virtual asynStatus readFloat32Array(asynUser *pasynUser, epicsFloat32 *value,
                                        size_t nElements, size_t *nIn);
    virtual asynStatus readFloat64Array(asynUser *pasynUser, epicsFloat64 *value,
                                        size_t nElements, size_t *nIn);
protected:
    int NDPluginStdArraysData;
    #define FIRST_NDPLUGIN_STDARRAYS_PARAM NDPluginStdArraysData
private:
    /* These methods are just for this class */
    template <typename epicsType> asynStatus readArray(asynUser *pasynUser, epicsType *value, 
                                        size_t nElements, size_t *nIn, NDDataType_t outputType);
    template <typename epicsType, typename interruptType> void arrayInterruptCallback(NDArray *pArray, 
                            NDArrayPool *pNDArrayPool, 
                            void *interruptPvt, int *initialized, NDDataType_t signedType, bool *wasThrottled);
                                        
};

#endif