Changeset 23989 for trunk/psModules/src/extras/pmVisual.c

Timestamp:

Apr 28, 2009, 11:21:56 AM (17 years ago)

Author:

eugene

Message:

always handle psVectorStats false return status (is an error); check for NAN results and handle as possible

File:

• trunk/psModules/src/extras/pmVisual.c (modified) (1 diff)

trunk/psModules/src/extras/pmVisual.c

@@ -281 +281 @@
     psStats *statsX = psStatsAlloc(PS_STAT_SAMPLE_MEDIAN | PS_STAT_SAMPLE_STDEV);
     psStats *statsY = psStatsAlloc(PS_STAT_SAMPLE_MEDIAN | PS_STAT_SAMPLE_STDEV);
-    psVectorStats (statsX, xVec, NULL, NULL, 0);
-    psVectorStats (statsY, yVec, NULL, NULL, 0);
+    if (!psVectorStats (statsX, xVec, NULL, NULL, 0)) {
+        psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+        return false;
+    }
+    if (!psVectorStats (statsY, yVec, NULL, NULL, 0)) {
+        psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+        return false;
+    }
 
     float xhi  = statsX->sampleMedian + 3 *statsX->sampleStdev;