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changes to receiver works for data compression. needs optimizing

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git-svn-id: file:///afs/psi.ch/project/sls_det_software/svn/slsDetectorSoftware@699 951219d9-93cf-4727-9268-0efd64621fa3
This commit is contained in:
l_maliakal_d
2013-11-28 14:31:03 +00:00
parent 0c3f1d95b9
commit 8e24fc7ef9
16 changed files with 892 additions and 544 deletions
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10
slsDetectorSoftware/slsReceiver/circularFifo.h
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@ -16,7 +16,7 @@
#define CIRCULARFIFO_H_
//#include "sls_detector_defs.h"
#include <semaphore.h>
#include <vector>
using namespace std;
@ -35,6 +35,7 @@ public:
CircularFifo(unsigned int Size) : tail(0), head(0){
Capacity = Size + 1;
array.resize(Capacity);
sem_init(&free_mutex,0,0);
}
virtual ~CircularFifo() {}
@ -49,6 +50,7 @@ private:
vector <Element*> array;
volatile unsigned int head; // output index
unsigned int Capacity;
sem_t free_mutex;
unsigned int increment(unsigned int idx_) const;
};
@ -70,6 +72,7 @@ bool CircularFifo<Element>::push(Element*& item_)
{
array[tail] = item_;
tail = nextTail;
sem_post(&free_mutex);
return true;
}
@ -86,8 +89,9 @@ bool CircularFifo<Element>::push(Element*& item_)
template<typename Element>
bool CircularFifo<Element>::pop(Element*& item_)
{
if(head == tail)
return false; // empty queue
// if(head == tail)
// return false; // empty queue
sem_wait(&free_mutex);
item_ = array[head];
head = increment(head);