#!/bin/ksh

#======================================================================

#					 L W P L O T _ S P E C 

#                    doc: Thu Sep  5 18:23:41 2013

#                    dlm: Thu Nov 21 10:23:46 2013

#                    (c) 2013 A.M. Thurnherr

#                    uE-Info: 121 0 NIL 0 0 72 2 2 4 NIL ofnI

#======================================================================

# HISTORY:

#	Sep  5, 2013: - created from LWplot_prof

#   Oct 30, 2103: - got rid of non-portable echo -e

#	Nov  6, 2013: - add interpolation of missing values

#--------------------------------------------------

# Usage

#--------------------------------------------------

USAGE="Usage: $0 <eps-file> [in-file]"

	[ $# -eq 2 ] && exec <"$2" "$0" "$1"

	[ $# -ne 1 ] && { echo $USAGE >&2; exit 1; }

eps_file="$1"

#--------------------------------------------------

# Read Header Data

#--------------------------------------------------

while [ -z "$fields" ]

do

	read line

    [ ! -t 1 ] && echo "$line"

	[ -z "$out_basename" ] && out_basename=`expr -- "$line" : '#ANTS#PARAMS#.*out_basename{\([^}]*\)}`

	[ -z "$run_label" ] && run_label=`expr -- "$line" : '#ANTS#PARAMS#.*run_label{\([^}]*\)}`

	[ -z "$min_depth" ] && min_depth=`expr -- "$line" : '#ANTS#PARAMS#.*min_depth{\([^}]*\)}`

	[ -z "$max_depth" ] && max_depth=`expr -- "$line" : '#ANTS#PARAMS#.*max_depth{\([^}]*\)}`

	[ -z "$fields" ] && fields=`expr -- "$line" : '#ANTS#FIELDS# \(.*\)' | sed -e s/{//g -e s/}//g`

done

set -- $fields

[ "$1" = depth -a "$4" = dc_w -a "$5" = dc_w.mad -a "$6" = dc_w.nsamp -a \

  "${11}" = uc_w  -a "${12}" = uc_w.mad -a "${13}" = uc_w.nsamp ] || {

		echo "$0: file layout error" >&2

		exit 1

}

#--------------------------------------------------

# Plot Data

#--------------------------------------------------

eps_file="$PWD/$eps_file"	# make outfile name absolute (hopefully, it is not already...)

mkdir /tmp/$$				# GMT makes tmpfiles and is not reentrant

cd /tmp/$$

TMPFILE=/tmp/$$.LWplot_spec

if [ ! -t 1 ]

then

	tee $TMPFILE

else

	cat > $TMPFILE

fi

[ -f .gmtdefaults4 ] ||

	gmtset	PAPER_MEDIA letter+ \

			LABEL_FONT_SIZE 14 ANNOT_FONT_SIZE_PRIMARY 14 \

			WANT_EURO_FONT true \

	        PLOT_DEGREE_FORMAT ddd:mm:ssF

R=-R10/2000/1e-6/0.1

U=-R0/1/0/1

X=-JX10l

# 1 & 3MM/S ERROR LEVELS

err=`awk '{print $4, $1}' $TMPFILE |

	   fillgaps -Qi linear -f '$1' '$2' |

	   pgram -S'$2>80' -b4 -d '$2' '$1' 2>/dev/null |

	   list -Q =1e-6/%pgram_resolution_bandwidth`

{ echo 15 $err; echo 500 $err; } | psxy -P -X4 -K $R $X > "$eps_file"

echo 500 $err 10 0 0 ML 1mm s@+-1@+ | pstext -O -K $R $X >> "$eps_file"

err=`abc "9*$err"`

{ echo 15 $err; echo 500 $err; } | psxy -O -K $R $X >> "$eps_file"

echo 500 $err 10 0 0 ML 3mm s@+-1@+ | pstext -O -K $R $X >> "$eps_file"

# EPS PARAMETERIZATION

c1=`abc '10**(-1.754)/(4*$pi**2)'`

l1=20; l2=1000; eps=-10;

{ echo $l1 `abc "$c1*sqrt(1e$eps)*$l1**2"`; echo $l2 `abc "$c1*sqrt(1e$eps)*$l2**2"`; } |

	psxy -O -K $R $X -W2/blue >> "$eps_file"

echo `abc $l1*0.99` `abc "$c1*sqrt(1e$eps)*$l1**2"` 10 0 0 MR 10@+$eps@+ |

	pstext -O -K $R $X -Gblue >> "$eps_file"

echo `abc $l1*1.13` `abc "$c1*sqrt(1e$eps)*$l1**2"` 10 0 0 ML W kg@+-1@+ |

	pstext -O -K $R $X -Gblue >> "$eps_file"

l1=20; l2=1000; eps=-9;

{ echo $l1 `abc "$c1*sqrt(1e$eps)*$l1**2"`; echo $l2 `abc "$c1*sqrt(1e$eps)*$l2**2"`; } |

	psxy -O -K $R $X -W2/blue >> "$eps_file"

echo `abc $l1*0.99` `abc "$c1*sqrt(1e$eps)*$l1**2"` 10 0 0 MR 10@+$eps@+ |

	pstext -O -K $R $X -Gblue >> "$eps_file"

l1=20; l2=1000; eps=-8;

{ echo $l1 `abc "$c1*sqrt(1e$eps)*$l1**2"`; echo $l2 `abc "$c1*sqrt(1e$eps)*$l2**2"`; } |

	psxy -O -K $R $X -W2/blue >> "$eps_file"

echo `abc $l1*0.99` `abc "$c1*sqrt(1e$eps)*$l1**2"` 10 0 0 MR 10@+$eps@+ |

	pstext -O -K $R $X -Gblue >> "$eps_file"

l1=20; l2=1000; eps=-7;

{ echo $l1 `abc "$c1*sqrt(1e$eps)*$l1**2"`; echo $l2 `abc "$c1*sqrt(1e$eps)*$l2**2"`; } |

	psxy -O -K $R $X -W2/blue >> "$eps_file"

echo `abc $l1*0.99` `abc "$c1*sqrt(1e$eps)*$l1**2"` 10 0 0 MR 10@+$eps@+ |

	pstext -O -K $R $X -Gblue >> "$eps_file"

l1=20; l2=1000; eps=-6;

{ echo $l1 `abc "$c1*sqrt(1e$eps)*$l1**2"`; echo $l2 `abc "$c1*sqrt(1e$eps)*$l2**2"`; } |

	psxy -O -K $R $X -W2/blue >> "$eps_file"

echo `abc $l1*0.99` `abc "$c1*sqrt(1e$eps)*$l1**2"` 10 0 0 MR 10@+$eps@+ |

	pstext -O -K $R $X -Gblue >> "$eps_file"

# SPECTRA

awk '{print $4, $1}' $TMPFILE |

    fillgaps -Qi linear -f '$1' '$2' |

	pgram -S'$2>80' -b4 -dQFT,pwrdens '$2' '$1' |

	psxy -O -K -N -Mn $R $X -W8/coral >> "$eps_file"

awk '{print $11,$1}' $TMPFILE |

    fillgaps -Qi linear -f '$1' '$2' |

	pgram -S'$2>80' -b4 -dQFT,pwrdens '$2' '$1' |

	psxy -O -K -N -Mn $R $X -W8/SeaGreen >> "$eps_file"

# LABELS

echo 0.98 0.05 12 0 0 TR $out_basename $run_label | pstext -O -K $U -JX10/10 >> "$eps_file"

psbasemap -O -K $R $X -Bf3a2:"Vertical Wavelength [m]":/f3a1:"w Power Density [m@+2@+s@+-2@+/(rad m@+-1@+)]":WeSn >> "$eps_file"

rm $TMPFILE

fixbb "$eps_file"

cd "$PWD"

rm -rf /tmp/$$