Changeset 25043

Timestamp:

Aug 10, 2009, 5:00:09 PM (17 years ago)

Author:

Paul Price

Message:

Not using variance factor any more --- covariance matrix takes care of that.

File:

• trunk/pswarp/src/pswarpTransformReadout.c (modified) (1 diff)

trunk/pswarp/src/pswarpTransformReadout.c

@@ -178 +178 @@
         psTrace("pswarp.transform", 1, "No overlap\n");
     }
-
-    // Store the variance factor and number of good pixels
-    if (goodPixels > 0) {
-        // Variance factor: large factor --> small scale
-        float varFactor = psImageInterpolateVarianceFactor(input->image->numCols / 2.0 + input->image->col0,
-                                                           input->image->numRows / 2.0 + input->image->row0,
-                                                           interp->mode);
-        psMetadataItem *vfItem = psMetadataLookup(output->analysis, PSWARP_ANALYSIS_VARFACTOR);
-        if (vfItem) {
-            psMetadataItem *goodpixItem = psMetadataLookup(output->analysis, PSWARP_ANALYSIS_GOODPIX);
-            psAssert(goodpixItem, "It should be where we left it!");
-            psAssert(vfItem->type == PS_TYPE_F32 && goodpixItem->type == PS_TYPE_S64,
-                     "Should be the type we said.");
-
-            vfItem->data.F32 += varFactor * goodPixels;
-            goodpixItem->data.S64 += goodPixels;
-        } else {
-            psMetadataAddF32(output->analysis, PS_LIST_TAIL, PSWARP_ANALYSIS_VARFACTOR, 0,
-                             "Variance factor weighted by the good pixels", varFactor * goodPixels);
-            psMetadataAddS64(output->analysis, PS_LIST_TAIL, PSWARP_ANALYSIS_GOODPIX, 0,
-                             "Number of good pixels", goodPixels);
-        }
-    }
     psFree(interp);