The nId is a node Id. There are only 50 nodes in the simulation. So nId can not
be greater than 50. Initially I set it as unsigned short but later changed it
to int.
On Thursday, November 21, 2013 12:37:34 AM UTC+5:30, Lucifer wrote:
> On Thursday, 21 November 2013 00:26:17 UTC+5:30, VUkani wrote:
> > I was facing some problems while using vector in one of my simulation code.
> > I wanted to store structure in a vector. The structures are added with
> > push_back method of vector. But after adding few elements, it corrupts some
> > of the elements.
> >
> > \\Global declaration
> > struct neighborRecord {
> > int nId;
> > bool type;
> > double locX;
> > double locY;
> > double rssi;
> > double dist;
> > };
> >
> > vector<neighborRecord> neighborTable;
> >
> > \\Need to call this funtion. All arguments are passed properly in the
> > function
> >
> > updateNeighborTable(int nId, bool A, double fromX, double fromY, double
> > rss, double Distance)
> > {
> > int i = 0,pos = -1;
> > int tblSize = (int)neighborTable.size();
> >
> > for (i = 0; i < tblSize; i++){
> > if (neighborTable[i].nId == nId){
> > pos = i;
> > break;
> > }
> > }
> > \\ If a element with a nId is not present then add new record
> > if (pos == -1){
> > neighborRecord newRec;
> > newRec.nId = nId;
> > newRec.type = fromAnchor;
> > newRec.locX = fromX;
> > newRec.locY = fromY;
> > newRec.rssi = rss;
> > newRec.dist = Distance;
> > //neighborTable.reserve(sizeof(newRec));
> > neighborTable.push_back(newRec);
> >
> > for (i=0; i< (int)neighborTable.size(); i++) \\ Just to
> > check print
> > cout << "nId: "<<neighborTable[i].nId<< "type:" <<
> > neighborTable[i].type;
> > }
> > \\else if element with argument nId is present in the vector then update
> > that record
> > else{
> >
> > neighborTable[pos].nId = nId;
> > neighborTable[pos].type = fromAnchor;
> > neighborTable[pos].locX = fromX;
> > neighborTable[pos].locY = fromY;
> > neighborTable[pos].rssi = rss;
> > neighborTable[pos].dist = Distance;
> >
> > for (i=0; i< (int)neighborTable.size(); i++) \\ Just to
> > check print
> > cout<< "nId: "<<neighborTable[i].nId<< "type:" <<
> > neighborTable[i].type;
> > }
> > }
> >
> > This is a code snippet from my simulator code. Actual code is very long. I
> > tried to run similar code as separate small CC program, it works perfectly
> > but doesnot work in the simulator code. Whenever I print the vector
> > contents, after 10-12 records, it starts corrupting the structure data
> > stored in vector.
> >
> > Example trace output of the simulator
> > 1.342766435621 SN.node[6].Application nId: 13type:1
> > 1.342766435621 SN.node[6].Application nId: 8type:1
> > 1.342766435621 SN.node[6].Application nId: 28type:1
> >
> > then it becomes
> > 2.518941580248 SN.node[6].Application nId: 13type:1
> > 2.518941580248 SN.node[6].Application nId:
> > -2132507471type:47
> > 2.518941580248 SN.node[6].Application nId: 28type:1
> ----------------------
> does the nID value fit in within integer limits ? did u check ?
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