NNSETRD – Sets the value of an internal parameter of type DOUBLE PRECISION. Synopsis CALL NNSETRD (PNAM,DVAL) Description PNAM A character string that specifies the name of the parameter to be set. DVAL A DOUBLE PRECISION value that is the value to be assigned to the internal parameter specified by PNAM. Usage This routine allows…
NNSETR – Sets the value of an internal parameter of type REAL. Synopsis CALL NNSETR (PNAM, RVAL); Description PNAM A character string that specifies the name of the parameter to be set. RVAL A REAL value that is the value to be assigned to the internal parameter specified by pnam. Usage This routine allows you…
NNSETI – Sets the value of an internal parameter of type INTEGER. Synopsis CALL NNSETI (PNAM,IVAL) Description PNAM A character string that specifies the name of the parameter to be set. IVAL An INTEGER value that is the value to be assigned to the internal parameter specified by PNAM. Usage This routine allows you to…
NNSETC – Sets the value of an internal parameter of type CHARACTER. Synopsis CALL NNSETC (PNAM, CVAL); Description PNAM A character string that specifies the name of the parameter to be set. The name must appear as the first three characters of the string. CVAL A character string that is the value to be assigned…
NNPNTS- Interpolate at a single point Synopsis CALL NNPNTS (X, Y, Z) Description X (Real, Input) – The X coordinate of the point where interpolation is desired. Y (Real, Input) – The Y coordinate of the point where interpolation is desired. Z (Real, Output) – The interpolated functional value at the point (X,Y). Usage This…
NNPNTINITS- Enter single point mode Synopsis CALL NNPNTINITS (NPNTS, X, Y, Z) Description NPNTS (Integer, Input) – The number of input data points. (NPNTS > 3). X (Real, Input) – An array of dimension NPNTS containing the X coordinates of the input data points. Y (Real, Input) – An array of dimension NPNTS containing the…
NNPNTINITD- Enter single point mode in double precision Synopsis CALL NNPNTINITD (NPNTS, X, Y, Z) Description NPNTS (Integer, Input) – The number of input data points. (NPNTS > 3). X (Double precison, Input) – An array of dimension NPNTS containing the X coordinates of the input data points. Y (Double precison, Input) – An array…
NNPNTENDD – terminate interpolation in single point mode Synopsis CALL NNPNTENDD () Usage This subroutine terminates single point mode. It should be called after entering single point mode using NNPNTINITD and interpolating at individual points with NNPNTD. Access To use NNPNTENDD, load the NCAR Graphics library ngmath. See Also natgrid_params, natgridd, nnpntinitd, nnpntd. Complete documentation…
NNPNTEND – terminate interpolation in single point mode Synopsis CALL NNPNTEND () Usage This subroutine terminates single point mode. It should be called after entering single point mode using NNPNTINITS and interpolating at individual points with NNPNTS. Access To use NNPNTEND, load the NCAR Graphics library ngmath. See Also natgrid, natgrid_params, natgrids, nnpntinits, nnpnts. Complete…
NNPNTD- Interpolate at a single point in double precision Synopsis CALL NNPNTD (X, Y, Z) Description X (Double precision, Input) – The X coordinate of the point where interpolation is desired. Y (Double precision, Input) – The Y coordinate of the point where interpolation is desired. Z (Double precision, Output) – The interpolated functional value…
NNGETSLOPES – retrieve the slope at a specified coordinate. Synopsis CALL NNGETSLOPES (I,J,SLOPE,IER) Description I (Integer, Input) – A subscript indexing the first dimensioned variable in the output grid of the most recent call to NATGRIDS. J (Integer, Input) – A subscript indexing the second dimensioned variable in the output grid of the most recent…
NNGETSLOPED – retrieve the double precision slope at a specified coordinate. Synopsis CALL NNGETSLOPED (I,J,SLOPE,IER) Description I (Integer, Input) – A subscript indexing the first dimensioned variable in the output grid of the most recent call to NATGRIDD. J (Integer, Input) – A subscript indexing the second dimensioned variable in the output grid of the…
NNGETRD – Retrieves the value of an internal parameter of type DOUBLE PRECISION. Synopsis CALL NNGETRD (PNAM,DVAL) Description PNAM A character string that specifies the name of the parameter to get. The name must appear as the first three characters of the string. DVAL A DOUBLE PRECISION variable that is the name of the variable…
NNGETR – Retrieves the value of an internal parameter of type REAL. Synopsis CALL NNGETR (PNAM,RVAL) Description PNAM A character string that specifies the name of the parameter to get. The name must appear as the first three characters of the string. RVAL A REAL variable that is the name of the variable into which…
NNGETI – Retrieves the value of an internal parameter of type INTEGER. Synopsis CALL NNGETI (PNAM,IVAL) Description PNAM A character string that specifies the name of the parameter to get. The name must appear as the first three characters of the string. IVAL An INTEGER variable that is the name of the variable into which…
NNGETC – Retrieves the value of an internal parameter of type CHARACTER. Synopsis CALL NNGETC (PNAM,CVAL) Description PNAM A character string that specifies the name of the parameter to be retrieved. The name must appear as the first three characters of the string. CVAL A character string that is the name of the variable into…
NNGETASPECTS – retrieve the aspect at a specified coordinate. Synopsis CALL NNGETASPECTS (I,J,ASPECT,IER) Description I (Integer, Input) – A subscript indexing the first dimensioned variable in the output grid of the most recent call to NATGRIDS. J (Integer, Input) – A subscript indexing the second dimensioned variable in the output grid of the most recent…
NNGETASPECTD – retrieve the double precision aspect at a specified coordinate. Synopsis CALL NNGETASPECTD (I,J,ASPECT,IER) Description I (Integer, Input) – A subscript indexing the first dimensioned variable in the output grid of the most recent call to NATGRIDD. J (Integer, Input) – A subscript indexing the second dimensioned variable in the output grid of the…
nnalg – a tool for displaying features of the Natgrid algorithm Synopsis nnalg algorithmic_data_file Description "nnalg" takes a single argument which is a the name of a special file created by the Fortran subroutine NATGRIDS or the C function c_natgrids in the Natgrid package. This file contains data appropriate for displaying various features of the…
NGWSYM – Draws a symbol from the standard WMO/NOAA meteorological fonts by reference to the font name and symbol number within that font. Synopsis CALL NGWSYM(FTYPE,NUM,X,Y,SIZE,ICOLOR,IALT) C-Binding Synopsis #include <ncarg/ncargC.h> void c_ngwsym(char *ftype, int num, float x, float y, float size, int icolor, int ialt) Description FTYPE (an input parameter of type CHARACTER) specifying the…