Index: trunk/ppStats/src/ppStatsReadout.c
===================================================================
--- trunk/ppStats/src/ppStatsReadout.c	(revision 14394)
+++ trunk/ppStats/src/ppStatsReadout.c	(revision 14430)
@@ -61,9 +61,9 @@
         int sampleSpace = 1.0 / data->sample; // Space between samples
         psVector *sampleValues = psVectorAlloc(numSamples, PS_TYPE_F32); // Vector of samples
-        psVector *sampleMask = NULL;  // Corresponding mask
+        psVector *sampleMask = psVectorAlloc(numSamples, PS_TYPE_MASK);  // Corresponding mask
+        if (!mask) {
+            psVectorInit(sampleMask, 0);
+        }
         bool warnNonFinite = false;     // Have we warned about non-finite values?
-        if (mask) {
-            sampleMask = psVectorAlloc(numSamples, PS_TYPE_U8);
-        }
         for (int i = 0; i < numSamples; i++) {
             int j = i * sampleSpace;
@@ -77,8 +77,7 @@
                     warnNonFinite = true;
                 }
-                sampleMask->data.U8[i] = data->maskVal;
-            }
-            if (mask) {
-                sampleMask->data.U8[i] = mask->data.U8[y][x];
+                sampleMask->data.PS_TYPE_MASK_DATA[i] = data->maskVal;
+            } else if (mask) {
+                sampleMask->data.PS_TYPE_MASK_DATA[i] = mask->data.PS_TYPE_MASK_DATA[y][x];
             }
         }
@@ -96,18 +95,20 @@
     }
 
-    WRITE_STAT(PS_STAT_SAMPLE_MEAN,     "SAMPLE_MEAN",   sampleMean);
-    WRITE_STAT(PS_STAT_SAMPLE_MEDIAN,   "SAMPLE_MEDIAN", sampleMedian);
-    WRITE_STAT(PS_STAT_SAMPLE_STDEV,    "SAMPLE_STDEV",  sampleStdev);
-    WRITE_STAT(PS_STAT_SAMPLE_QUARTILE, "SAMPLE_LQ",     sampleLQ);
-    WRITE_STAT(PS_STAT_SAMPLE_QUARTILE, "SAMPLE_UQ",     sampleUQ);
-    WRITE_STAT(PS_STAT_ROBUST_MEDIAN,   "ROBUST_MEDIAN", robustMedian);
-    WRITE_STAT(PS_STAT_ROBUST_STDEV,    "ROBUST_STDEV",  robustStdev);
-    WRITE_STAT(PS_STAT_ROBUST_QUARTILE, "ROBUST_LQ",     robustLQ);
-    WRITE_STAT(PS_STAT_ROBUST_QUARTILE, "ROBUST_UQ",     robustUQ);
-    WRITE_STAT(PS_STAT_ROBUST_QUARTILE, "ROBUST_N50",    robustN50);
-    WRITE_STAT(PS_STAT_FITTED_MEAN,     "FITTED_MEAN",   fittedMean);
-    WRITE_STAT(PS_STAT_FITTED_STDEV,    "FITTED_STDEV",  fittedStdev);
-    WRITE_STAT(PS_STAT_CLIPPED_MEAN,    "CLIPPED_MEAN",  clippedMean);
-    WRITE_STAT(PS_STAT_CLIPPED_STDEV,   "CLIPPED_STDEV", clippedStdev);
+    WRITE_STAT(PS_STAT_SAMPLE_MEAN,     "SAMPLE_MEAN",     sampleMean);
+    WRITE_STAT(PS_STAT_SAMPLE_MEDIAN,   "SAMPLE_MEDIAN",   sampleMedian);
+    WRITE_STAT(PS_STAT_SAMPLE_STDEV,    "SAMPLE_STDEV",    sampleStdev);
+    WRITE_STAT(PS_STAT_SAMPLE_SKEWNESS, "SAMPLE_SKEWNESS", sampleSkewness);
+    WRITE_STAT(PS_STAT_SAMPLE_KURTOSIS, "SAMPLE_KURTOSIS", sampleKurtosis);
+    WRITE_STAT(PS_STAT_SAMPLE_QUARTILE, "SAMPLE_LQ",       sampleLQ);
+    WRITE_STAT(PS_STAT_SAMPLE_QUARTILE, "SAMPLE_UQ",       sampleUQ);
+    WRITE_STAT(PS_STAT_ROBUST_MEDIAN,   "ROBUST_MEDIAN",   robustMedian);
+    WRITE_STAT(PS_STAT_ROBUST_STDEV,    "ROBUST_STDEV",    robustStdev);
+    WRITE_STAT(PS_STAT_ROBUST_QUARTILE, "ROBUST_LQ",       robustLQ);
+    WRITE_STAT(PS_STAT_ROBUST_QUARTILE, "ROBUST_UQ",       robustUQ);
+    WRITE_STAT(PS_STAT_ROBUST_QUARTILE, "ROBUST_N50",      robustN50);
+    WRITE_STAT(PS_STAT_FITTED_MEAN,     "FITTED_MEAN",     fittedMean);
+    WRITE_STAT(PS_STAT_FITTED_STDEV,    "FITTED_STDEV",    fittedStdev);
+    WRITE_STAT(PS_STAT_CLIPPED_MEAN,    "CLIPPED_MEAN",    clippedMean);
+    WRITE_STAT(PS_STAT_CLIPPED_STDEV,   "CLIPPED_STDEV",   clippedStdev);
 
     // measure other types of statistics tests