Changeset 14723 for branches/eam_branch_20070830/psLib/src/math/psStats.c

Timestamp:

Sep 1, 2007, 4:03:58 PM (19 years ago)

Author:

magnier

Message:

updates to the image map tools

File:

• branches/eam_branch_20070830/psLib/src/math/psStats.c (modified) (3 diffs)

branches/eam_branch_20070830/psLib/src/math/psStats.c

@@ -13 +13 @@
  * use ->min and ->max (PS_STAT_USE_RANGE)
  *
- *  @version $Revision: 1.215 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2007-08-08 21:31:42 $
+ *  @version $Revision: 1.215.2.1 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2007-09-02 02:03:58 $
  *
  *  Copyright 2006 IfA, University of Hawaii
@@ -1748 +1748 @@
     psStats *stats = p_psAlloc(file, lineno, func, sizeof(psStats));
     psMemSetDeallocator(stats, (psFreeFunc)statsFree);
+
+    // set initial, default values
+    psStatsInit (stats);
+
+    // these values are can be set as desired by the user.  they are not affected by
+    // psStatsInit
+    stats->clipSigma = 3.0;
+    stats->clipIter = 3;
+    stats->nSubsample = 100000;
+    stats->options = options;
+
+    psTrace(TRACE, 3, "---- %s() end  ----\n", __func__);
+    return stats;
+}
+
+// reset the values which are output, and which may be used from one psStats stage to the next
+void psStatsInit(psStats *stats)
+{
     stats->sampleMean = NAN;
     stats->sampleMedian = NAN;
@@ -1766 +1784 @@
     stats->clippedStdev = NAN;
     stats->clippedNvalues = -1;     // XXX: This is never used
-    stats->clipSigma = 3.0;
-    stats->clipIter = 3;
     stats->min = NAN;
     stats->max = NAN;
     stats->binsize = NAN;
-    stats->nSubsample = 100000;
-    stats->options = options;
-
-    psTrace(TRACE, 3, "---- %s() end  ----\n", __func__);
-    return stats;
+    return;
 }