Index: trunk/Ohana/src/opihi/dimm/Analysis.c
===================================================================
--- trunk/Ohana/src/opihi/dimm/Analysis.c	(revision 2598)
+++ trunk/Ohana/src/opihi/dimm/Analysis.c	(revision 23290)
@@ -86,4 +86,83 @@
 	}
 
+/* find contiguous trigger pixels in row from starting point */
+
+int fillrow (float *buffer, int Nx, int offset, int sx, int *xs, int *xe) {
+
+  trigger = FALSE;
+  for (i = sx, pix = offset + i; buffer[pix] && (i < Nx); i++, pix++) {
+    addpix (pix);
+    buffer[pix] = 0;
+    trigger = TRUE;
+    *xe = i;
+  }
+  for (i = sx - 1, pix = offset + i; (i >= 0) && buffer[pix]; i--, pix--) {
+    addpix (pix);
+    buffer[pix] = 0;
+    trigger = TRUE;
+    *xs = i;
+  }
+  return (trigger);
+}
+
+static int Npix = 0;
+static int *Pix = (int *) NULL;
+
+addpix (int pix) {
+  Npix ++;
+  if (Pix == (int *) NULL) {
+    ALLOCATE (Pix, int, MAX (1, Npix));
+  } else {
+    REALLOCATE (Pix, int, MAX (1, Npix));
+  }    
+  Pix[Npix - 1] = pix;
+}
+
+clearpix () {
+  Npix = 0;
+  REALLOCATE (Pix, int, 1);
+}
+
+statpix (double *x, double *y, float *buffer, int Nx) {
+
+  int X, Y;
+  double Sx, Sy, So;
+
+  So = Sx = Sy = 0;
+  for (i = 0; i < Npix; i++) {
+    Y = pix / Nx;
+    X = pix % Nx;
+    So += buffer[pix];
+    Sx += X * buffer[pix];
+    Sy += Y * buffer[pix];
+  }
+  *x = Sx / So;
+  *y = Sy / So;
+}
+
+/* find stars: 
+   - binarize @ threshold
+   - find all contiguous blobs
+   - find geom center of each blob
+*/
+
+
+
+/*
+
+.....................
+....x................
+...xxx...............
+..........xxx..........
+.........xx..........
+.....................
+.....................
+.....................
+.....................
+.....................
+
+
+ */
+
 # endif