本文整理汇总了C++中DBNetworkIF::CellLength方法的典型用法代码示例。如果您正苦于以下问题：C++ DBNetworkIF::CellLength方法的具体用法？C++ DBNetworkIF::CellLength怎么用？C++ DBNetworkIF::CellLength使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类DBNetworkIF的用法示例。
在下文中一共展示了DBNetworkIF::CellLength方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: main
int main (int argc,char *argv [])
{
FILE *outFile;
DBInt argPos, argNum = argc, ret;
int objID, size;
DBFloat lCorrection = 1.0;
MFDomain_t *domain = (MFDomain_t *) NULL;
DBCoordinate coord;
DBObjRecord *objRec;
DBObjData *data;
for (argPos = 1;argPos < argNum; )
{
if (CMargTest (argv [argPos],"-l","--lengthcorrection"))
{
if ((argNum = CMargShiftLeft (argPos,argv,argNum)) <= argPos)
{ CMmsgPrint (CMmsgUsrError,"Missing length correction!"); return (CMfailed); }
if (sscanf (argv [argPos],"%lf", &lCorrection) != 1)
{ CMmsgPrint (CMmsgUsrError, "Invalid length correction!"); return (CMfailed); }
if ((argNum = CMargShiftLeft (argPos,argv,argNum)) <= argPos) break;
continue;
}
if (CMargTest (argv [argPos],"-h","--help"))
{
CMmsgPrint (CMmsgInfo,"%s [options] <input rgisdata> <output domain>",CMprgName(argv[0]));
CMmsgPrint (CMmsgInfo," -l,--lengthcorrection");
CMmsgPrint (CMmsgInfo," -h,--help");
return (DBSuccess);
}
if ((argv [argPos][0] == '-') && (strlen (argv [argPos]) > 1))
{ CMmsgPrint (CMmsgUsrError,"Unknown option: %s!",argv [argPos]); return (CMfailed); }
argPos++;
}
if (argNum > 3) { CMmsgPrint (CMmsgUsrError,"Extra arguments!"); return (CMfailed); }
outFile = (argNum > 2) && (strcmp (argv [2],"-") != 0) ? fopen (argv [2],"w") : stdout;
if (outFile == (FILE *) NULL)
{ CMmsgPrint (CMmsgUsrError,"Output file Opening error in: %s",CMprgName(argv[0])); exit (DBFault); }
data = new DBObjData ();
ret = (argNum > 1) && (strcmp (argv [1],"-") != 0) ? data->Read (argv [1]) : data->Read (stdin);
if ((domain = (MFDomain_t *) calloc (1,sizeof (MFDomain_t))) != (MFDomain_t *) NULL)
{
domain->Objects = (MFObject_t *) NULL;
switch (data->Type ())
{
case DBTypeVectorPoint:
{
DBVPointIF *pntIF = new DBVPointIF (data);
domain->ObjNum = pntIF->ItemNum ();
if ((domain->Objects = (MFObject_t *) calloc (domain->ObjNum,sizeof (MFObject_t))) == (MFObject_t *) NULL)
{ CMmsgPrint (CMmsgSysError, "Memory Allocation Error in: %s %d",__FILE__,__LINE__); MFDomainFree (domain); goto Stop; }
for (objID = 0;objID < domain->ObjNum;++objID)
{
objRec = pntIF->Item (objID);
coord = pntIF->Coordinate (objRec);
domain->Objects [objID].ID = objRec->RowID ();
domain->Objects [objID].DLinkNum = 0;
domain->Objects [objID].ULinkNum = 0;
domain->Objects [objID].DLinks = (size_t *) NULL;
domain->Objects [objID].ULinks = (size_t *) NULL;
domain->Objects [objID].XCoord = domain->Objects [objID].Lon = coord.X;
domain->Objects [objID].YCoord = domain->Objects [objID].Lat = coord.Y;
domain->Objects [objID].Area = 0.0;
domain->Objects [objID].Length = 0.0;
}
} break;
case DBTypeGridContinuous:
case DBTypeGridDiscrete:
{
} break;
case DBTypeNetwork:
{
DBInt dir;
DBObjRecord *nextCell;
DBNetworkIF *netIF = new DBNetworkIF (data);
domain->ObjNum = netIF->CellNum ();
if ((domain->Objects = (MFObject_t *) calloc (domain->ObjNum,sizeof (MFObject_t))) == (MFObject_t *) NULL)
{ CMmsgPrint (CMmsgSysError, "Memory Allocation Error in: %s %d",__FILE__,__LINE__); MFDomainFree (domain); goto Stop; }
for (objID = 0;objID < domain->ObjNum;++objID)
{
domain->Objects [objID].DLinks = (size_t *) NULL;
domain->Objects [objID].ULinks = (size_t *) NULL;
}
for (objID = 0;objID < domain->ObjNum;++objID)
{
objRec = netIF->Cell (objID);
coord = netIF->Center (objRec);
domain->Objects [objID].ID = objRec->RowID ();
domain->Objects [objID].DLinkNum = 0;
domain->Objects [objID].ULinkNum = 0;
domain->Objects [objID].XCoord = domain->Objects [objID].Lon = coord.X;
domain->Objects [objID].YCoord = domain->Objects [objID].Lat = coord.Y;
domain->Objects [objID].Area = netIF->CellArea (objRec);
domain->Objects [objID].Length = netIF->CellLength (objRec) *lCorrection;
if ((nextCell = netIF->ToCell (objRec)) != (DBObjRecord *) NULL)
//.........这里部分代码省略.........
示例2: _RGISToolsExportNetworkCBK
static void _RGISToolsExportNetworkCBK (Widget widget,RGISWorkspace *workspace,XmAnyCallbackStruct *callData)
{
char *selection;
FILE *outFILE;
DBInt cellID, fieldID, fieldNum = 0;
DBCoordinate coord;
DBObjRecord *cellRec,*toCellRec, *basinRec;
DBDataset *dataset = UIDataset ();
DBObjData *netData = dataset->Data ();
DBNetworkIF *netIF = new DBNetworkIF (netData);
DBObjTable *cellTable = netData->Table (DBrNCells);
DBObjTableField *field, **fields = (DBObjTableField **) NULL;
static Widget dirSelect = NULL;
widget = widget; workspace = workspace; callData = callData;
if (dirSelect == NULL)
{ if ((dirSelect = UIFileSelectionCreate ((char *) "Network File",NULL,(char *) "*.txt",XmFILE_REGULAR)) == NULL) return; }
if ((selection = UIFileSelection (dirSelect,False)) == NULL) return;
if ((outFILE = fopen (selection,"w")) == (FILE *) NULL)
{ CMmsgPrint (CMmsgSysError, "File Opening Error in: %s %d",__FILE__,__LINE__); return; }
fprintf (outFILE,"\"CellID\"\t\"XCoord\"\t\"YCoord\"\t\"BasinID\"\t\"ToCell\"\t\"CellArea\"\t\"CellLength\"");
for (fieldID = 0;fieldID < cellTable->FieldNum (); fieldID++)
{
if ((field = cellTable->Field (fieldID)) == (DBObjTableField *) NULL)
{
if (fields != (DBObjTableField **) NULL) free (fields);
CMmsgPrint (CMmsgSysError, "Invalid field in: %s %d",__FILE__,__LINE__);
return;
}
if (field->Required ()) continue;
if ((fields = (DBObjTableField **) realloc (fields,(fieldNum + 1) * sizeof (DBObjTableField *))) == (DBObjTableField **) NULL)
{ CMmsgPrint (CMmsgSysError, "Memory allocation error in: %s %d",__FILE__,__LINE__); return; }
fields [fieldNum] = field;
fprintf (outFILE,"\t\"%s\"",field->Name ());
fieldNum++;
}
fprintf (outFILE,"\n");
for (cellID = 0;cellID < netIF->CellNum (); cellID++)
{
cellRec = netIF->Cell (cellID);
coord = netIF->Center (cellRec);
basinRec = netIF->Basin (cellRec);
toCellRec = netIF->ToCell (cellRec);
fprintf (outFILE,"%d\t%f\t%f\t%d\t%d\t%f\t%f",cellRec->RowID () + 1,
coord.X, coord.Y,
basinRec->RowID () + 1,
toCellRec == (DBObjRecord *) NULL ? DBFault : toCellRec->RowID () + 1,
netIF->CellArea (cellRec),
netIF->CellLength (cellRec));
for (fieldID = 0;fieldID < fieldNum; fieldID++)
switch (fields [fieldID]->Type ())
{
default:
case DBTableFieldString: fprintf (outFILE,"%c\"%s\"",DBASCIISeparator,fields [fieldID]->String (cellRec)); break;
case DBTableFieldInt:
if (fields [fieldID]->Int (cellRec) == fields [fieldID]->IntNoData ())
fprintf (outFILE,"%c",DBASCIISeparator);
else fprintf (outFILE,"%c%d",DBASCIISeparator,fields [fieldID]->Int (cellRec));
break;
case DBTableFieldFloat:
if (CMmathEqualValues (fields [fieldID]->Float (cellRec),fields [fieldID]->FloatNoData ()))
fprintf (outFILE,"%c",DBASCIISeparator);
else fprintf (outFILE,"%c%f",DBASCIISeparator,fields [fieldID]->Float (cellRec));
break;
case DBTableFieldDate: fprintf (outFILE,"%c\"%s\"",DBASCIISeparator,fields [fieldID]->String(cellRec)); break;
}
fprintf (outFILE,"\n");
}
fclose (outFILE);
}示例3: RGISEditGridNetFilterCBK
void RGISEditGridNetFilterCBK (Widget widget, RGISWorkspace *workspace,XmAnyCallbackStruct *callData)
{
DBInt layerID, cellID, count, ret, kernel, kernelSize, maxProgress, dir;
DBFloat elev, cellElev, prevElev, upElev [5], meanElev, minElev, dElev;
DBDataset *dataset = UIDataset ();
DBObjData *grdData = dataset->Data ();
DBObjData *netData = grdData->LinkedData ();
DBGridIF *gridIF = new DBGridIF (grdData);
DBNetworkIF *netIF = new DBNetworkIF (netData);
DBObjRecord *cellRec, *fromCell, *nextCell, *layerRec;
UIPauseDialogOpen ((char *) "Network Filtering");
maxProgress = netIF->CellNum () * gridIF->LayerNum ();
for (layerID = 0;layerID < gridIF->LayerNum (); ++layerID)
{
layerRec = gridIF->Layer (layerID);
for (cellID = 0;cellID < netIF->CellNum (); ++cellID)
{
if (UIPause (((layerID + 1) * netIF->CellNum () - cellID) * 100 / maxProgress)) goto Stop;
fromCell = netIF->Cell (cellID);
if (netIF->FromCell (fromCell) != (DBObjRecord *) NULL) continue;
while (gridIF->Value (layerRec,netIF->Center (fromCell),&prevElev) == (DBInt) false)
if ((fromCell = netIF->ToCell (fromCell)) == (DBObjRecord *) NULL) break;
if (fromCell == (DBObjRecord *) NULL) continue;
kernelSize = 0;
for (cellRec = netIF->ToCell (fromCell); (cellRec != (DBObjRecord *) NULL) && (netIF->FromCell (cellRec) == fromCell); cellRec = netIF->ToCell (cellRec))
{
dElev = netIF->CellLength (fromCell) * RGlibMinSLOPE;
if ((ret = gridIF->Value (layerRec,netIF->Center (cellRec),&cellElev)) == false) { count = 0; meanElev = 0.0; }
else { count = 1, meanElev = cellElev; }
if (kernelSize + 1 < (int) (sizeof (upElev) / sizeof (upElev [0]))) kernelSize++;
for (kernel = kernelSize - 1;kernel > 0;--kernel) upElev [kernel] = upElev [kernel - 1]; upElev [0] = prevElev;
for (kernel = 0;kernel < kernelSize;++kernel) { meanElev += upElev [kernel]; count++; }
minElev = prevElev;
for (dir = 0; dir < 8;++dir)
if (((fromCell = netIF->FromCell (cellRec,0x01 << dir,true)) != (DBObjRecord *) NULL) &&
(gridIF->Value (layerRec,netIF->Center (fromCell),&elev) == true) && (minElev > elev))
{ minElev = elev; dElev = netIF->CellLength (fromCell) * RGlibMinSLOPE; }
nextCell = netIF->ToCell (cellRec);
for (kernel = 0;(kernel < kernelSize) && (nextCell != (DBObjRecord *) NULL);++kernel)
{
if(gridIF->Value (layerRec,netIF->Center (nextCell),&elev) != (DBInt) false) { meanElev += elev; count++; }
nextCell = netIF->ToCell (nextCell);
}
if (count > 0)
{
meanElev = meanElev / count;
if (meanElev > minElev - dElev) meanElev = minElev - dElev;
gridIF->Value (layerRec,netIF->Center (cellRec),meanElev);
prevElev = meanElev;
}
else gridIF->Value (layerRec,netIF->Center (cellRec),gridIF->MissingValue ());
fromCell = cellRec;
}
}
gridIF->RecalcStats (layerRec);
}
Stop:
UIPauseDialogClose ();
delete gridIF;
delete netIF;
}