EVRMRMTSBuffer Struct Reference

#include <drvemTSBuffer.h>

Inheritance diagram for EVRMRMTSBuffer:

Collaboration diagram for EVRMRMTSBuffer:

Classes
struct	ebuf_t

Public Types
typedef mrf::ObjectInst< EVRMRMTSBuffer >	base_t
Public Types inherited from mrf::Object
typedef m_obj_children_t::const_iterator	child_iterator
typedef std::map< std::string, std::string >	create_args_t
typedef Object *(*	create_factory_t) (const std::string &name, const std::string &klass, const create_args_t &args)

Public Member Functions
	EVRMRMTSBuffer (const std::string &n, EVRMRM *evr)
virtual	~EVRMRMTSBuffer ()
virtual void	lock () const OVERRIDE FINAL
virtual void	unlock () const OVERRIDE FINAL
epicsUInt32	dropCount () const
epicsUInt16	timeEvent () const
void	flushTimeSet (epicsUInt16 v)
epicsUInt16	flushEvent () const
void	flushEventSet (epicsUInt16 v)
void	flushNow ()
void	doFlush ()
epicsUInt32	getTimesRelFirst (epicsInt32 *arr, epicsUInt32 count) const
epicsUInt32	getTimesRelFlush (epicsInt32 *arr, epicsUInt32 count) const
epicsUInt32	getTimesRelPrevFlush (epicsInt32 *arr, epicsUInt32 count) const
IOSCANPVT	flushed () const
Public Member Functions inherited from mrf::ObjectInst< EVRMRMTSBuffer >
virtual propertyBase *	getPropertyBase (const char *pname, const std::type_info &ptype)
virtual void	visitProperties (bool(*cb)(propertyBase *, void *), void *arg)
Public Member Functions inherited from mrf::Object
const std::string &	name () const
const Object *	parent () const
child_iterator	beginChild () const
child_iterator	endChild () const
template<typename P >
mrf::auto_ptr< property< P > >	getProperty (const char *pname)

Public Attributes
EVRMRM *const	evr
epicsUInt32	dropped
IOSCANPVT	scan
epicsUInt8	timeEvt
epicsUInt8	flushEvt
struct EVRMRMTSBuffer::ebuf_t	ebufs [2]
unsigned char	active

Additional Inherited Members
Static Public Member Functions inherited from mrf::ObjectInst< EVRMRMTSBuffer >
static int	initObject ()
Static Public Member Functions inherited from mrf::Object
static Object *	getObject (const std::string &name)
static Object *	getCreateObject (const std::string &name, const std::string &klass, const create_args_t &args=create_args_t())
static void	addFactory (const std::string &klass, create_factory_t fn)
static void	visitObjects (bool(*)(Object *, void *), void *)
Protected Member Functions inherited from mrf::ObjectInst< EVRMRMTSBuffer >
	ObjectInst (const std::string &n)
	ObjectInst (const std::string &n, A &a)
virtual	~ObjectInst ()
Protected Member Functions inherited from mrf::Object
	Object (const std::string &n, const Object *par=0)
virtual	~Object ()=0

Detailed Description

Definition at line 18 of file drvemTSBuffer.h.

Member Typedef Documentation

base_t

typedef mrf::ObjectInst<EVRMRMTSBuffer> EVRMRMTSBuffer::base_t

Definition at line 20 of file drvemTSBuffer.h.

Constructor & Destructor Documentation

EVRMRMTSBuffer()

EVRMRMTSBuffer::EVRMRMTSBuffer ( const std::string &  n, EVRMRM *  evr  )

explicit

Definition at line 11 of file drvemTSBuffer.cpp.

    :base_t(n)
    ,evr(evr)
    ,dropped(0u)
    ,timeEvt(0u)
    ,flushEvt(0u)
    ,active(0u)
{
    scanIoInit(&scan);
}

~EVRMRMTSBuffer()

EVRMRMTSBuffer::~EVRMRMTSBuffer ( )

virtual

Definition at line 22 of file drvemTSBuffer.cpp.

{

}

Member Function Documentation

doFlush()

void EVRMRMTSBuffer::doFlush

(

)

Definition at line 86 of file drvemTSBuffer.cpp.

{
    bool prevok = ebufs[active].ok;
    epicsTimeStamp prevflushtime = ebufs[active].flushtime;

    active ^= 1u;

    ebufs[active].pos = 0u;
    // a valid buffer requires timestamp validity at start and end flush
    ebufs[active].ok = evr->TimeStampValid();
    ebufs[active].drop = false;

    ebufs[active].prevok = prevok;
    ebufs[active].prevflushtime = prevflushtime;

    scanIoRequest(scan);
}

dropCount()

epicsUInt32 EVRMRMTSBuffer::dropCount ( ) const

inline

Definition at line 28 of file drvemTSBuffer.h.

{ return dropped; }

flushed()

IOSCANPVT EVRMRMTSBuffer::flushed ( ) const

inline

Definition at line 43 of file drvemTSBuffer.h.

{ return scan; }

flushEvent()

epicsUInt16 EVRMRMTSBuffer::flushEvent ( ) const

inline

Definition at line 33 of file drvemTSBuffer.h.

{ return flushEvt; }

flushEventSet()

void EVRMRMTSBuffer::flushEventSet

(

epicsUInt16

v

)

Definition at line 55 of file drvemTSBuffer.cpp.

{
    if(v==flushEvt)
        return;
    if(v==timeEvt || v>0xff)
        throw std::invalid_argument("Can't flush with capture code or >255");

    if(flushEvt) {
        evr->events[flushEvt].tbufs.erase(this);
        evr->interestedInEvent(flushEvt, false);
    }
    if(v) {
        evr->interestedInEvent(v, true);
        evr->events[v].tbufs.insert(this);
    }
    flushEvt = v;
}

flushNow()

void EVRMRMTSBuffer::flushNow

(

)

Definition at line 74 of file drvemTSBuffer.cpp.

{
    if(epicsTimeGetCurrent(&ebufs[active].flushtime)) {
        ebufs[active].flushtime.secPastEpoch = 0u;
        ebufs[active].flushtime.nsec = 0u;
        ebufs[active].ok = false;
        ebufs[active].drop = false;
    }

    doFlush();
}

flushTimeSet()

void EVRMRMTSBuffer::flushTimeSet

(

epicsUInt16

v

)

Definition at line 37 of file drvemTSBuffer.cpp.

{
    if(v==timeEvt)
        return;
    if(v==flushEvent() || v>0xff)
        throw std::invalid_argument("Can't capture with flush code or >255");

    if(timeEvt) {
        evr->events[timeEvt].tbufs.erase(this);
        evr->interestedInEvent(timeEvt, false);
    }
    if(v) {
        evr->interestedInEvent(v, true);
        evr->events[v].tbufs.insert(this);
    }
    timeEvt = v;
}

getTimesRelFirst()

epicsUInt32 EVRMRMTSBuffer::getTimesRelFirst	(	epicsInt32 *	arr,
		epicsUInt32	count
	)		const

Definition at line 171 of file drvemTSBuffer.cpp.

{
    return getTimes(this, arr, count, TimesRefEvt0);
}

getTimesRelFlush()

epicsUInt32 EVRMRMTSBuffer::getTimesRelFlush	(	epicsInt32 *	arr,
		epicsUInt32	count
	)		const

Definition at line 176 of file drvemTSBuffer.cpp.

{
    return getTimes(this, arr, count, TimesRefFlush);
}

getTimesRelPrevFlush()

epicsUInt32 EVRMRMTSBuffer::getTimesRelPrevFlush	(	epicsInt32 *	arr,
		epicsUInt32	count
	)		const

Definition at line 181 of file drvemTSBuffer.cpp.

{
    return getTimes(this, arr, count, TimesRefPrevFlush);
}

lock()

void EVRMRMTSBuffer::lock ( ) const

virtual

Implements mrf::Object.

Definition at line 27 of file drvemTSBuffer.cpp.

{
    evr->lock();
}

timeEvent()

epicsUInt16 EVRMRMTSBuffer::timeEvent ( ) const

inline

Definition at line 30 of file drvemTSBuffer.h.

{ return timeEvt; }

unlock()

void EVRMRMTSBuffer::unlock ( ) const

virtual

Implements mrf::Object.

Definition at line 32 of file drvemTSBuffer.cpp.

{
    evr->unlock();
}

Member Data Documentation

active

unsigned char EVRMRMTSBuffer::active

Definition at line 70 of file drvemTSBuffer.h.

dropped

epicsUInt32 EVRMRMTSBuffer::dropped

Definition at line 47 of file drvemTSBuffer.h.

ebufs

struct EVRMRMTSBuffer::ebuf_t EVRMRMTSBuffer::ebufs[2]

evr

EVRMRM* const EVRMRMTSBuffer::evr

Definition at line 45 of file drvemTSBuffer.h.

flushEvt

epicsUInt8 EVRMRMTSBuffer::flushEvt

Definition at line 52 of file drvemTSBuffer.h.

scan

IOSCANPVT EVRMRMTSBuffer::scan

Definition at line 49 of file drvemTSBuffer.h.

timeEvt

epicsUInt8 EVRMRMTSBuffer::timeEvt

Definition at line 51 of file drvemTSBuffer.h.

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The documentation for this struct was generated from the following files:

• drvemTSBuffer.h
• drvemTSBuffer.cpp