Changeset 382 for trunk

Timestamp:

02/08/05 12:37:22 (20 years ago)

Author:

kil064

Message:

add function scanBoundaries

Location:

trunk/src

Files:

• MathUtils.cc (modified) (1 diff)
• MathUtils.h (modified) (1 diff)

trunk/src/MathUtils.cc

@@ -76 +76 @@
    }
 }
+
+
+void mathutil::scanBoundaries (Vector<uInt>& startInt,
+                               Vector<uInt>& endInt,
+                               const Vector<Int>& scanIDs) 
+// 
+// FInd integrations start and end for each Scan
+//
+{
+   uInt nInt = scanIDs.nelements();
+   startInt.resize(nInt);
+   endInt.resize(nInt);
+//
+   startInt(0) = 0;
+   uInt j = 0;
+   Int currScanID = scanIDs(0);
+   for (uInt i=0; i<nInt; i++) {
+      if (scanIDs(i) != currScanID) {  
+         endInt(j) = i-1;
+         currScanID = scanIDs(i);
+//
+         j += 1;
+         startInt(j) = i;
+         if (i==nInt-1) {
+            endInt(j) = i;
+         }   
+      } else {
+         if (i==nInt-1) endInt(j) = i;
+      }
+   }
+   startInt.resize(j+1,True);
+   endInt.resize(j+1,True);
+}

trunk/src/MathUtils.h

@@ -41 +41 @@
 casa::uInt addEntry (casa::Vector<T>& list, T val);
 
+// FInd the scan boundaries from a list of ScanIDs
+void scanBoundaries (casa::Vector<casa::uInt>& startInt,  
+                     casa::Vector<casa::uInt>& endInt,
+                     const casa::Vector<casa::Int>& scanIDs);
 
 // Hanning smoothing