Changeset 25106

Timestamp:

Aug 18, 2009, 10:08:42 AM (17 years ago)

Author:

bills

Message:

in dvoImagesAtCoords check return status from when transforming point to
image coordinates. If false skip the image. It's anti-podal or something.

File:

• trunk/Ohana/src/getstar/src/MatchCoords.c (modified) (2 diffs)

trunk/Ohana/src/getstar/src/MatchCoords.c

@@ -40 +40 @@
     // Xi[4] = Xi[0]; Yi[4] = Yi[0];
 
-
     ymin = xmin = +FLT_MAX;
     ymax = xmax = -FLT_MAX;
@@ -52 +51 @@
     // transform input point to image coords
     double x, y;
-    RD_to_XY(&x, &y, ra, dec, &dbImages[i].coords);
+    int status = RD_to_XY(&x, &y, ra, dec, &dbImages[i].coords);
+
+    if (!status) {
+        // avoid matching antipodal skycells
+        continue;
+    }
 
     if ((x >= xmin && x <= xmax) && (y >= ymin && y <= ymax)) {