Gm fix resample

xtreeshr/XTreeDefaultResample.c

@@ -70,11 +70,23 @@ inline static double *convertTimebaseToDouble(mds_signal_t *inSignalD,
   }
   double *outPtr = NULL;
   EMPTYXD(currXd);
+  EMPTYXD(startXd);
+  EMPTYXD(endXd);
+  EMPTYXD(deltaXd);
+
   int numSamples, i;
   mdsdsc_a_t *currDim = (mdsdsc_a_t *)inSignalD->dimensions[0];
   if (currDim->class != CLASS_A)
   {
-    if (IS_NOT_OK(TdiData(currDim, &currXd MDS_END_ARG)))
+    //Reset time context when evaluating timebase to avoid errors in case the timebase expression refers to segmented data
+    TreeGetTimeContext(&startXd, &endXd, &deltaXd);
+    TreeSetTimeContext(NULL, NULL, NULL);
+    int status = TdiData(currDim, &currXd MDS_END_ARG);
+    TreeSetTimeContext(startXd.pointer, endXd.pointer, deltaXd.pointer);
+    MdsFree1Dx(&startXd, NULL);
+    MdsFree1Dx(&endXd, NULL);
+    MdsFree1Dx(&deltaXd, NULL);
+    if (IS_NOT_OK(status))
       goto return_out;
     currDim = (mdsdsc_a_t *)currXd.pointer;
   }

xtreeshr/XTreeGetTimedRecord.c

@@ -119,8 +119,8 @@ static int checkResampledVersion(int nid, mdsdsc_t *deltaD)
   return outNid;
 }
 
-EXPORT int XTreeGetTimedRecord(int inNid, mdsdsc_t *startD, mdsdsc_t *endD,
-                               mdsdsc_t *minDeltaD, mdsdsc_xd_t *outSignal)
+EXPORT int XTreeGetTimedRecord(int inNid, mdsdsc_t *inStartD, mdsdsc_t *inEndD,
+                               mdsdsc_t *inMinDeltaD, mdsdsc_xd_t *outSignal)
 {
   int status, nid;
   int actNumSegments, currSegIdx, nonEmptySegIdx, numSegments, currIdx,
@@ -132,6 +132,36 @@ EXPORT int XTreeGetTimedRecord(int inNid, mdsdsc_t *startD, mdsdsc_t *endD,
   EMPTYXD(endTimesXd);
   double *startTimes, *endTimes, start, end;
 
+
+  //Start, End, Delta MUST be copied becuse they may become invalid in case TreeSetTimeContext is internally called (e.g. in DefaultResample)
+  EMPTYXD(startXd);
+  EMPTYXD(endXd);
+  EMPTYXD(minDeltaXd);
+  mdsdsc_t *startD, *endD, *minDeltaD;
+  if (inStartD)
+  {
+    MdsCopyDxXd(inStartD, &startXd);
+    startD = startXd.pointer;
+  }
+  else
+    startD = NULL;
+  if (inEndD)
+  {
+    MdsCopyDxXd(inEndD, &endXd);
+    endD = endXd.pointer;
+  }
+  else
+    endD = NULL;
+  if (inMinDeltaD)
+  {
+    MdsCopyDxXd(inMinDeltaD, &minDeltaXd);
+    minDeltaD = minDeltaXd.pointer;
+  }
+  else
+    minDeltaD = NULL;
+
+
+
   mdsdsc_t resampleFunNameD = {0, DTYPE_T, CLASS_S, resampleFunName};
   mdsdsc_t squishFunNameD = {0, DTYPE_T, CLASS_S, squishFunName};
   DESCRIPTOR_R(resampleFunD, DTYPE_FUNCTION, 6);
@@ -456,6 +486,10 @@ EXPORT int XTreeGetTimedRecord(int inNid, mdsdsc_t *startD, mdsdsc_t *endD,
       MdsFree1Dx(&emptyXd, NULL);
     }
   }
+  MdsFree1Dx(&startXd, NULL);
+  MdsFree1Dx(&endXd, NULL);
+  MdsFree1Dx(&minDeltaXd, NULL);
+
   return status;
 }