jungfrau finally works with new header

This commit is contained in:
Dhanya Maliakal
2017-05-15 17:02:37 +02:00
parent 205a3780d5
commit bd363b2c93
4 changed files with 30 additions and 23 deletions

View File

@ -224,6 +224,7 @@ void Listener::ShutDownUDPSocket() {
if(udpSocket){
udpSocket->ShutDownSocket();
FILE_LOG(logINFO) << "Shut down of UDP port " << *udpPortNumber;
fflush(stdout);
delete udpSocket;
udpSocket = 0;
}
@ -314,11 +315,13 @@ uint32_t Listener::ListenToAnImage(char* buf) {
uint32_t rc = 0;
uint64_t fnum = 0, bid = 0;
uint32_t pnum = 0, snum = 0;
uint32_t numpackets = 0;
int dsize = generalData->dataSize;
bool isHeaderEmpty = true;
sls_detector_header* header = 0;
//reset to -1
memset(buf + generalData->fifoBufferHeaderSize, 0xFF, dsize);
@ -351,7 +354,7 @@ uint32_t Listener::ListenToAnImage(char* buf) {
if(isHeaderEmpty) {
// -------------------------- new header ----------------------------------------------------------------------
if (myDetectorType == JUNGFRAU) {
memcpy(buf + FIFO_HEADER_NUMBYTES, header, sizeof(sls_detector_header));
memcpy(buf + FIFO_HEADER_NUMBYTES, (char*)header, sizeof(sls_detector_header));
}
// -------------------old header ------------------------------------------------------------------------------
else {
@ -368,24 +371,24 @@ uint32_t Listener::ListenToAnImage(char* buf) {
//------------------------------------------------------------------------------------------------------------
isHeaderEmpty = false;
}
numpackets++;
}
//until last packet isHeaderEmpty to account for gotthard short frame, else never entering this loop)
while ( isHeaderEmpty || (pnum < (generalData->packetsPerFrame-1))) {
while ( numpackets < (generalData->packetsPerFrame)) {
//listen to new packet
int curr_rc = 0;
rc = 0;
if (udpSocket){
curr_rc = udpSocket->ReceiveDataOnly(listeningPacket);
rc = udpSocket->ReceiveDataOnly(listeningPacket);
}
if(curr_rc <= 0) {
if (rc <= 0) return 0; //empty image
if(rc <= 0) {
if (numpackets == 0) return 0; //empty image
return generalData->imageSize; //empty packet now, but not empty image
}
rc += curr_rc;
numpackets++;
//update parameters
numPacketsCaught++; //record immediately to get more time before socket shutdown
@ -393,8 +396,8 @@ uint32_t Listener::ListenToAnImage(char* buf) {
// -------------------------- new header ----------------------------------------------------------------------
if (myDetectorType == JUNGFRAU) {
listeningPacket += generalData->emptyHeader;
header = (sls_detector_header*) (listeningPacket);
//listeningPacket += generalData->emptyHeader;
header = (sls_detector_header*) (listeningPacket + generalData->emptyHeader);
fnum = header->frameNumber;
pnum = header->packetNumber;
}
@ -407,7 +410,7 @@ uint32_t Listener::ListenToAnImage(char* buf) {
lastCaughtFrameIndex = fnum;
#ifdef VERBOSE
//if (!index)
cprintf(GREEN,"Listening %d: fnum:%lu, pnum:%d\n", index,fnum, pnum);
cprintf(GREEN,"Listening %d: currentfindex:%lu, fnum:%lu, pnum:%u numpackets:%u\n", index,currentFrameIndex, fnum, pnum, numpackets);
#endif
if (!measurementStartedFlag)
RecordFirstIndices(fnum);
@ -418,16 +421,16 @@ uint32_t Listener::ListenToAnImage(char* buf) {
if (fnum != currentFrameIndex) {
cprintf(RED,"setting carry over flag to true\n");
carryOverFlag = true;
memcpy(carryOverPacket,listeningPacket, generalData->packetSize);
memcpy(carryOverPacket,listeningPacket + generalData->emptyHeader, generalData->packetSize);
return generalData->imageSize;
}
//copy packet
memcpy(buf + generalData->fifoBufferHeaderSize + (pnum * dsize), listeningPacket + generalData->headerSizeinPacket, dsize);
memcpy(buf + generalData->fifoBufferHeaderSize + (pnum * dsize), listeningPacket + generalData->emptyHeader + generalData->headerSizeinPacket, dsize);
if(isHeaderEmpty) {
// -------------------------- new header ----------------------------------------------------------------------
if (myDetectorType == JUNGFRAU) {
memcpy(buf + FIFO_HEADER_NUMBYTES, header, sizeof(sls_detector_header));
memcpy(buf + FIFO_HEADER_NUMBYTES, (char*)header, sizeof(sls_detector_header));
}
// -------------------old header ------------------------------------------------------------------------------
else {

View File

@ -567,7 +567,7 @@ void UDPStandardImplementation::startReadout(){
prev,totalP);
#endif
usleep(1*1000*1000);usleep(1*1000*1000);usleep(1*1000*1000);usleep(1*1000*1000);
//usleep(1*1000*1000);usleep(1*1000*1000);usleep(1*1000*1000);usleep(1*1000*1000);
usleep(5*1000);/* Need to find optimal time **/
prev = totalP;