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Last modified: Fri Jun 8 01:15:11 2007.

# Directory Listing of Routines

# ssl_general/davin/tools/tplot

- ADD_DATA
  Creates a tplot variable that is the difference of two tplot variables.
- ANG_DATA
  Creates a tplot variable that is the angle between two tplot variables.
- AVG_DATA
  Creates a new tplot variable that is the time average of original.
- DERIV_DATA
  Creates a tplot variable that is the derivative of a tplot variable.
- DIF_DATA
  Creates a tplot variable that is the difference of two tplot variables.
- DIV_DATA
  Creates a tplot variable that is the ratio of two other tplot variables.
- INTERP_GAP
- LOAD_WI_ELPD5
  loads WIND 3D Plasma Experiment key parameter data for "tplot".
- LOAD_WI_PDFIT
  loads WIND 3D Plasma Experiment key parameter data for "tplot".
- MULT_DATA
  Creates a tplot variable that is the product of two other tplot variables.
- NUL_DATA
  Null out a range of tplot data.
- TPLOT_ASCII
- TSAMPLE
  Returns a vector (or array) of tplot data values.
- TSAMPLE2
  Returns a vector (or array) of tplot data values.

# Routine Descriptions

## ADD_DATA

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    PROCEDURE: add_data, n1,n2
    PURPOSE:
       Creates a tplot variable that is the difference of two tplot variables.
    INPUT: n1,n2  tplot variable names (strings)

(See ssl_general/davin/tools/tplot/add_data.pro)

## ANG_DATA

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    PROCEDURE: ang_data, n1,n2
    PURPOSE:
       Creates a tplot variable that is the angle between two tplot variables.
    INPUT: n1,n2  tplot variable names (strings)
       These should each be 3 element vectors

(See ssl_general/davin/tools/tplot/ang_data.pro)

## AVG_DATA

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    PROCEDURE: avg_data, name, res
    PURPOSE:
       Creates a new tplot variable that is the time average of original.
    INPUT: name  tplot variable names (strings)

(See ssl_general/davin/tools/tplot/avg_data.pro)

## DERIV_DATA

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    PROCEDURE: deriv_data, n1,n2
    PURPOSE:
       Creates a tplot variable that is the derivative of a tplot variable.
    INPUT: n1  tplot variable names (strings)

(See ssl_general/davin/tools/tplot/deriv_data.pro)

## DIF_DATA

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    PROCEDURE: dif_data, n1,n2
    PURPOSE:
       Creates a tplot variable that is the difference of two tplot variables.
    INPUT: n1,n2  tplot variable names (strings)

(See ssl_general/davin/tools/tplot/dif_data.pro)

## DIV_DATA

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    PROCEDURE: div_data, n1,n2
    PURPOSE:
       Creates a tplot variable that is the ratio of two other tplot variables.
    INPUT: n1,n2  tplot variable names (strings)

(See ssl_general/davin/tools/tplot/div_data.pro)

## INTERP_GAP

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    Procedure interp_gap,x,y,index=wb,count=c
    replaces NANs with interpolated values.

(See ssl_general/davin/tools/tplot/interp_gap.pro)

## LOAD_WI_ELPD5

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    PROCEDURE:	load_wi_elpd5
    PURPOSE:
       loads WIND 3D Plasma Experiment key parameter data for "tplot".

    INPUTS:
      none, but will call "timespan" if time_range is not already set.
    KEYWORDS:
      DATA:        Raw data can be returned through this named variable.
      TIME_RANGE:  2 element vector specifying the time range
    RESTRICTIONS:
      This routine expects to find the master file: 'wi_elsp_3dp_files'
      In the directory specified by the environment variable: 'CDF_INDEX_DIR'
      See "make_cdf_index" for more info.
    SEE ALSO:
      "make_cdf_index","loadcdf","loadcdfstr","loadallcdf"

    CREATED BY:	Davin Larson
    FILE:  load_wi_elpd4.pro
    LAST MODIFICATION: 99/05/27

(See ssl_general/davin/tools/tplot/load_wi_elpd5.pro)

## LOAD_WI_PDFIT

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    PROCEDURE:	load_wi_pdfit
    PURPOSE:
       loads WIND 3D Plasma Experiment key parameter data for "tplot".

    INPUTS:
      none, but will call "timespan" if time_range is not already set.
    KEYWORDS:
      DATA:        Raw data can be returned through this named variable.
      TIME_RANGE:  2 element vector specifying the time range
    RESTRICTIONS:
      This routine expects to find the master file: 'wi_elsp_3dp_files'
      In the directory specified by the environment variable: 'CDF_INDEX_DIR'
      See "make_cdf_index" for more info.
    SEE ALSO:
      "make_cdf_index","loadcdf","loadcdfstr","loadallcdf"

    CREATED BY:	Davin Larson
    FILE:  load_wi_elpd4.pro
    LAST MODIFICATION: 99/05/27

(See ssl_general/davin/tools/tplot/load_wi_pdfit.pro)

## MULT_DATA

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    PROCEDURE: mult_data, n1,n2
    PURPOSE:
       Creates a tplot variable that is the product of two other tplot variables.
    INPUT: n1,n2  tplot variable names (strings)

(See ssl_general/davin/tools/tplot/mult_data.pro)

## NUL_DATA

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    PROCEDURE: nul_data
    PURPOSE:
       Null out a range of tplot data.
    INPUT: none yet

(See ssl_general/davin/tools/tplot/nul_data.pro)

## TPLOT_ASCII

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    Procedure:  tplot_ascii
    Purpose:
      Creates an ascii file for selected tplot variables.

(See ssl_general/davin/tools/tplot/tplot_ascii.pro)

## TSAMPLE

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    FUNCTION:
      dat = tsample([var,trange],[times=t])
    PURPOSE:
      Returns a vector (or array) of tplot data values.
    USAGE:
      dat = tsample()               ;Use cursor to select a subset of data.
      dat = tsample('Np',[t0,t1])   ;extract all 'Np' data in the given time range
    KEYWORDS:
      AVERAGE:  if set the time average of the variable is returned
      TIMES:  time values returned through this (named) variable keyword.
      VALUES: values returned through this named variable keyword.
      DY :  dy values returned through this named variable keyword.

(See ssl_general/davin/tools/tplot/tsample.pro)

## TSAMPLE2

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    FUNCTION:
      dat = tsample([var,trange],[times=t])
    PURPOSE:
      Returns a vector (or array) of tplot data values.
    USAGE:
      dat = tsample()               ;Use cursor to select a subset of data.
      dat = tsample('Np',[t0,t1])   ;extract all 'Np' data in the given time range
    KEYWORDS:
      times:  time values returned through this keyword.
      values: values returned through this keyword.
      dy :  dy values

(See ssl_general/davin/tools/tplot/tsample2.pro)