--- a/plot_mean_residuals.pl	Mon Jan 04 11:19:09 2016 +0000
+++ b/plot_mean_residuals.pl	Tue Feb 02 14:55:24 2016 +0000
@@ -1,9 +1,9 @@
 #======================================================================
 #                    P L O T _ M E A N _ R E S I D U A L S . P L 
 #                    doc: Tue Jul 28 13:21:09 2015
-#                    dlm: Thu Jul 30 12:38:12 2015
+#                    dlm: Tue Jan 26 20:13:56 2016
 #                    (c) 2015 A.M. Thurnherr
-#                    uE-Info: 39 36 NIL 0 0 72 2 2 4 NIL ofnI
+#                    uE-Info: 16 33 NIL 0 0 72 2 2 4 NIL ofnI
 #======================================================================
 
 # HISTORY:
@@ -11,6 +11,9 @@
 #	Jul 29, 2015: - finished
 #	Jul 30, 2015: - added bin_tics
 #				  - added outGrid_* support
+#	Jan 22, 2015: - many changes
+#				  - added quality assessment label
+#	Jan 25, 2016: - added return on no data
 
 require "$ANTS/libGMT.pl";
 
@@ -18,6 +21,8 @@
 {
 	my($pfn) = @_;
 
+	return unless ($P{BR_max_bin});
+
 	my($xmin) = -0.05;
 	my($xmax) =  0.05;
 	my($ymin) =  0.5;
@@ -26,7 +31,7 @@
 	my($R) = "-R$xmin/$xmax/$ymin/$ymax";
 	GMT_begin($pfn,'-JX10/-10',$R,'-P');
 
-	if ($outGrid_firstBin>$LADCP_firstBin || $outGrid_lastBin<$LADCP_lastBin) {
+	if ($outGrid_firstBin>$LADCP_firstBin || $outGrid_lastBin<$LADCP_lastBin) {		# mark used bins
 		GMT_psxy('-G200 -M -L');
 		printf(GMT ">\n%f %f\n%f %f\n%f %f\n%f %f\n",
 			$xmin,$LADCP_firstBin-0.5,
@@ -42,37 +47,56 @@
 				if ($outGrid_lastBin<$LADCP_lastBin);
 	}
 
-	GMT_psxy('-W1');
+	GMT_psxy('-W1');																# plot zero line
 	printf(GMT "0 $ymin\n0 $ymax\n");
 
 	GMT_psxy('-Mn -W4/coral');
-		for (my($bin)=0; $bin<scalar(@dc_bres); $bin++) {
+		for (my($bin)=$LADCP_firstBin; $bin<@dc_bres; $bin++) {						# SKIP FIRST BIN
+			next if ($bin+1<$outGrid_firstBin || $bin+1>$outGrid_lastBin);
+			next unless ($dc_bres_nsamp[$bin] >= $dc_bres_max_nsamp/3);
 			printf(GMT "%f %d\n",$dc_avg_bres[$bin],$bin+1);
         }
 	GMT_psxy('-Mn -Ex0.2/4/coral');
-		for (my($bin)=0; $bin<scalar(@dc_bres); $bin++) {
+		for (my($bin)=$LADCP_firstBin-1; $bin<@dc_bres; $bin++) {
 			printf(GMT "%f %d %f\n",
 							$dc_avg_bres[$bin],
 							$bin+1,
-							(scalar(@{$dc_bres[$bin]}) > 1) ?
-								$dc_sig_bres[$bin]/sqrt(scalar(@{$dc_bres[$bin]})-1) : 0);
+							($dc_bres_nsamp[$bin] > 1) ?
+								$dc_sig_bres[$bin]/sqrt($dc_bres_nsamp[$bin]-1) : 0);
         }
 	GMT_psxy('-Mn -W4/SeaGreen');
-		for (my($bin)=0; $bin<scalar(@uc_bres); $bin++) {
+		for (my($bin)=$LADCP_firstBin; $bin<@uc_bres; $bin++) {						# SKIP FIRST BIN
+			next if ($bin+1<$outGrid_firstBin || $bin+1>$outGrid_lastBin);
+			next unless ($uc_bres_nsamp[$bin] >= $uc_bres_max_nsamp/3);
 			printf(GMT "%f %d\n",$uc_avg_bres[$bin],$bin+1);
         }
 	GMT_psxy('-Mn -Ex0.2/4/SeaGreen');
-		for (my($bin)=0; $bin<scalar(@uc_bres); $bin++) {
+		for (my($bin)=$LADCP_firstBin-1; $bin<@uc_bres; $bin++) {
 			printf(GMT "%f %d %f\n",
 							$uc_avg_bres[$bin],
 							$bin+1,
-							(scalar(@{$uc_bres[$bin]}) > 1) ?
-								$uc_sig_bres[$bin]/sqrt(scalar(@{$uc_bres[$bin]})-1) : 0);
+							($uc_bres_nsamp[$bin] > 1) ?
+								$uc_sig_bres[$bin]/sqrt($uc_bres_nsamp[$bin]-1) : 0);
         }
 
 	GMT_unitcoords();																	# LABELS
-	GMT_pstext(-Gblue);
-		print(GMT "0.02 0.98 12 0 0 BL $P{out_basename} $P{run_label}\n");
+
+	GMT_pstext('-Gblue -N');															# profile id
+		print(GMT "0.0 -0.03 14 0 0 BL $P{out_basename} $P{run_label}\n");
+
+	GMT_pstext('-Gcoral');																# rms residuals
+		print(GMT "0.01 0.93 12 0 0 BL dc\n");
+	if ($dc_bres_rms >= 0.005) { 		GMT_pstext('-Gwhite -Wred'); }
+	elsif ($dc_bres_rms >= 0.001) { 	GMT_pstext('-Gblack -Wyellow'); }
+	else {						GMT_pstext('-Gblack -Wgreen'); }
+		printf(GMT "0.10 0.93 12 0 0 BL %.1f mm/s rms\n",1000*$dc_bres_rms);
+
+	GMT_pstext('-GSeaGreen');
+		print(GMT "0.01 0.98 12 0 0 BL uc\n");
+	if ($uc_bres_rms >= 0.005) { 		GMT_pstext('-Gwhite -Wred'); }
+	elsif ($uc_bres_rms >= 0.001) { 	GMT_pstext('-Gblack -Wyellow'); }
+	else {						GMT_pstext('-Gblack -Wgreen'); }
+		printf(GMT "0.10 0.98 12 0 0 BL %.1f mm/s rms\n",1000*$uc_bres_rms);
 
 	my($bin_tics) = ($ymax <= 20) ? 'f1a1' : 'f1a2';
 	GMT_setR($R);																		# FINISH PLOT