Changeset 2774

Timestamp:

Dec 20, 2004, 7:29:54 PM (22 years ago)

Author:

eugene

Message:

fixed numerical errors in vstat and plotting funcs

Location:

trunk/Ohana/src/opihi

Files:

• Makefile (modified) (1 diff)
• cmd.data/vstat.c (modified) (2 diffs)
• lib.data/PlotVectors.c (modified) (1 diff)
• lib.data/graphtools.c (modified) (1 diff)

trunk/Ohana/src/opihi/Makefile

@@ -36 +36 @@
 
 %.install:
+        if [ -e "$*" ]; then make $*; fi
         if [ -e "$*" ]; then (cd $* && make install); fi
 

trunk/Ohana/src/opihi/cmd.data/vstat.c

@@ -41 +41 @@
   /* calculate max, min, mean, sum, npix */
   X = vec[0].elements;
-  max = min = *X;
+  max = -HUGE_VAL;
+  min = HUGE_VAL;
   sum = N = 0;
   for (i = 0; i < vec[0].Nelements; i++, X++) {
@@ -97 +98 @@
 skip:
   if (!Quiet) {
-    fprintf (stderr, "mean: %f, stdev: %f, min: %f, max: %f, median: %f, mode: %f, Npts: %d\n", 
+    fprintf (stderr, "mean: %g, stdev: %g, min: %g, max: %g, median: %g, mode: %g, Npts: %d\n", 
              mean, stdev, min, max, median, mode, N);
   }

trunk/Ohana/src/opihi/lib.data/PlotVectors.c

@@ -22 +22 @@
   write (Xgraph, buffer, strlen (buffer));
   
-  sprintf (buffer, "%f %f %f %f ", 
+  sprintf (buffer, "%g %g %g %g ", 
            graphmode[0].xmin, graphmode[0].xmax, 
            graphmode[0].ymin, graphmode[0].ymax);

trunk/Ohana/src/opihi/lib.data/graphtools.c

@@ -48 +48 @@
 
   write (Xgraph, "SLIM", 4);
-  sprintf (buffer, "%f %f %f %f ", graphmode[0].xmin, graphmode[0].xmax, graphmode[0].ymin, graphmode[0].ymax);
+  sprintf (buffer, "%g %g %g %g ", graphmode[0].xmin, graphmode[0].xmax, graphmode[0].ymin, graphmode[0].ymax);
   sprintf (buffer2, "NBYTES: %6d ", strlen (buffer));
   write (Xgraph, buffer2, 16);