Changeset 23989 for trunk/psastro/src

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

Location:

trunk/psastro/src

Files:

• psastroAstromGuess.c (modified) (1 diff)
• psastroFixChipsTest.c (modified) (3 diffs)
• psastroModelAnalysis.c (modified) (1 diff)
• psastroModelFitBoresite.c (modified) (1 diff)
• psastroZeroPoint.c (modified) (1 diff)

trunk/psastro/src/psastroAstromGuess.c

@@ -382 +382 @@
     psStats *statsQ = psStatsAlloc (PS_STAT_SAMPLE_MEAN | PS_STAT_SAMPLE_STDEV);
 
-    psVectorStats (statsP, cornerPd, NULL, cornerMK, 1);
-    psVectorStats (statsQ, cornerQd, NULL, cornerMK, 1);
+    if (!psVectorStats (statsP, cornerPd, NULL, cornerMK, 1)) {
+        psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+        return false;
+    }
+    if (!psVectorStats (statsQ, cornerQd, NULL, cornerMK, 1)) {
+        psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+        return false;
+    }
 
     float angle = atan2 (map->y->coeff[1][0], map->x->coeff[1][0]);

trunk/psastro/src/psastroFixChipsTest.c

@@ -140 +140 @@
     psStats *stats;
     stats = psStatsAlloc (PS_STAT_ROBUST_MEDIAN | PS_STAT_ROBUST_STDEV);
-    psVectorStats (stats, dX, NULL, NULL, 0);
+    if (!psVectorStats (stats, dX, NULL, NULL, 0)) {
+        psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+        return false;
+    }
     Xo = stats->robustMedian;
     fprintf (stderr, "offset x: %f +/- %f\n", stats->robustMedian, stats->robustStdev);
@@ -146 +149 @@
 
     stats = psStatsAlloc (PS_STAT_ROBUST_MEDIAN | PS_STAT_ROBUST_STDEV);
-    psVectorStats (stats, dY, NULL, NULL, 0);
+    if (!psVectorStats (stats, dY, NULL, NULL, 0)) {
+        psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+        return false;
+    }
     Yo = stats->robustMedian;
     fprintf (stderr, "offset y: %f +/- %f\n", stats->robustMedian, stats->robustStdev);
@@ -168 +174 @@
     }
     stats = psStatsAlloc (PS_STAT_ROBUST_MEDIAN | PS_STAT_ROBUST_STDEV);
-    psVectorStats (stats, dT, NULL, NULL, 0);
+    if (!psVectorStats (stats, dT, NULL, NULL, 0)) {
+        psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+        return false;
+    }
     float To = stats->robustMedian;
     fprintf (stderr, "offset t: %f +/- %f\n", stats->robustMedian, stats->robustStdev);

trunk/psastro/src/psastroModelAnalysis.c

@@ -153 +153 @@
 
     psStats *stats = psStatsAlloc (PS_STAT_SAMPLE_MEDIAN | PS_STAT_SAMPLE_STDEV);
-    psVectorStats (stats, posZero, NULL, NULL, 0);
+    if (!psVectorStats (stats, posZero, NULL, NULL, 0)) {
+        psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+        return false;
+    }
 
     fprintf (outfile, "# pos zero %f +/- %f\n", stats->sampleMedian, stats->sampleStdev);

trunk/psastro/src/psastroModelFitBoresite.c

@@ -62 +62 @@
 
     // center (Xo) = mean(Xo), RX = range / 2
-    psVectorStats (stats, Xo, NULL, NULL, 0);
+    if (!psVectorStats (stats, Xo, NULL, NULL, 0)) {
+        psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+        return NULL;
+    }
     params->data.F32[PAR_X0] = stats->sampleMean;
     params->data.F32[PAR_RX] = (stats->max - stats->min) / 2.0;
 
     // center (Yo) = mean(Yo), RY = range / 2
-    psVectorStats (stats, Yo, NULL, NULL, 0);
+    if (!psVectorStats (stats, Yo, NULL, NULL, 0)) {
+        psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+        return NULL;
+    }
     params->data.F32[PAR_Y0] = stats->sampleMean;
     params->data.F32[PAR_RY] = (stats->max - stats->min) / 2.0;

trunk/psastro/src/psastroZeroPoint.c

@@ -126 +126 @@
     // this analysis has too few data points to use the robust median method
     psStats *stats = psStatsAlloc (PS_STAT_CLIPPED_MEAN | PS_STAT_CLIPPED_STDEV);
-    psVectorStats (stats, dMag, NULL, NULL, 0);
+    if (!psVectorStats (stats, dMag, NULL, NULL, 0)) {
+        psError(PS_ERR_UNKNOWN, false, "failure to measure stats");
+        return false;
+    }
     fprintf (stderr, "zero point %f +/- %f using %d stars; transparency %f\n", stats->clippedMean, stats->clippedStdev, Npts, zeropt - stats->clippedMean);