--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/plot_correlation.pl	Thu Jul 30 09:11:43 2015 +0000
@@ -0,0 +1,67 @@
+#======================================================================
+#                    P L O T _ C O R R E L A T I O N . P L 
+#                    doc: Tue Jul 28 13:21:09 2015
+#                    dlm: Wed Jul 29 07:13:45 2015
+#                    (c) 2015 A.M. Thurnherr
+#                    uE-Info: 59 45 NIL 0 0 72 0 2 4 NIL ofnI
+#======================================================================
+
+# HISTORY:
+#	Jul 28, 2015: - created from [LWplot_corr]
+
+require "$ANTS/libGMT.pl";
+
+sub plot_correlation($)
+{
+	my($pfn) = @_;
+
+	my($xmin) = $P{min_ens}-0.5;
+	my($xmax) = $P{max_ens}+0.5;
+	my($ymin) = 0;
+	my($ymax) = ($P{water_depth} > 0) ?
+				round($P{water_depth} + 25) :
+				round($P{max_depth} + $P{ADCP_bin_length});
+
+	my($ens_width) = 10 / ($P{max_ens} - $P{min_ens} + 1);
+	my($bin_length) = 10 * $P{ADCP_bin_length} / 
+						($P{max_depth}-$P{min_depth}+$P{ADCP_bin_length});
+
+	my($R) = "-R$xmin/$xmax/$ymin/$ymax";
+	GMT_begin($pfn,'-JX10/-10',$R,'-P');
+
+	my($C) = "-C$WCALC/corr.cpt";
+	GMT_psxy("$C -Sr");
+		for ($ens=$firstGoodEns; $ens<=$realLastGoodEns; $ens++) {
+		  next unless numberp($LADCP{ENSEMBLE}[$ens]->{CTD_DEPTH});
+		  my(@bindepth) = calc_binDepths($ens);
+		  for ($bin=$LADCP_firstBin-1; $bin<=$LADCP_lastBin-1; $bin++) {
+			  next unless numberp($LADCP{ENSEMBLE}[$ens]->{W}[$bin]);
+			  my($bi) = $bindepth[$bin]/$opt_o;
+			  printf(GMT "%d %f %f $ens_width $bin_length\n",
+				$LADCP{ENSEMBLE}[$ens]->{NUMBER},
+				$bindepth[$bin],
+				$LADCP{ENSEMBLE}[$ens]->{CORRELATION}[$bin]);
+          }
+        }
+
+	if ($P{water_depth} > 0) {															# SEABED
+		GMT_psxy('-G204/153/102');
+		print(GMT "$xmin $ymax\n$xmax $ymax\n$xmax $P{water_depth}\n $xmin $P{water_depth}\n");
+	}
+
+	GMT_unitcoords();																	# LABELS
+	GMT_pstext(-Gblue);
+		print(GMT "0.02 0.98 12 0 0 BL $P{out_basename} $P{run_label}\n");
+
+	my($depth_tics) = ($ymax < 1000 ) ? 'f10a100' : 'f100a500';							# AXES
+	my($ens_tics) =   ($ymax < 1000 ) ? 'f50a500' : 'f500a1000';
+	GMT_setR($R);
+	GMT_psbasemap("-B$ens_tics:'Ensemble [#]':/$depth_tics:'Depth [m]':WeSn");
+		 
+	GMT_setAnnotFontSize(7);															# SCALE BAR
+	GMT_psscale("-E -D8/2/3/0.4 $C -B/:corr:");
+
+	GMT_end();																			# FINISH PLOT
+}
+
+1; # return true on require