Section 3: library functions
SPPS_params – This document briefly describes all of the internal parameters of SPPS. Description In calls to GETUSV and SETUSV, which are used to access the internal parameters of SPPS, the arguments VN and IV are as follows: VN (an input constant or variable of type CHARACTER) is the name of a parameter; only the…
spps_converters – A set of functions, each of which transforms a coordinate from one of the NCAR Graphics coordinate systems to another. The complete list of functions is as follows: CFUX, CFUY, CMFX, CMFY, CMUX, CMUY, CPFX, CPFY, CPUX, CPUY, CUFX, CUFY, KFMX, KFMY, KFPX, KFPY, KMPX, KMPY, KPMX, KPMY, KUMX, KUMY, KUPX, and KUPY….
SPPS – a collection of routines for defining and managing NCAR Graphics coordinate systems, for drawing lines, markers, and text in those coordinate systems, and for implementing efficiency considerations such as polyline segment buffering. The current recognized coordinate systems are GKS world coordinates, GKS normalized device coordinates, NCAR Graphics fractional coordinates, and NCAR Graphics user…
Softfill_params – This document briefly describes all Softfill internal parameters. Description Softfill has six internal parameters. For details, see the descriptions of the routines that are used to set and retrieve them. Parameter descriptions, in alphabetical order, of all Softfill internal parameters follow. Each description begins with a line giving the parameter name and the…
Softfill – Fills a polygonal subset of the plotter frame. Synopsis SFSGFA – Can be made to fill polygons by calling the GKS routine GFA or by calling the lower-level Softfill routines SFWRLD and SFNORM. SFWRLD – Fills polygons with parallel lines or with dots, polymarkers, or selected characters arrayed in a regular rectangular pattern….
SLSETR – Provides a new real value for an internal parameter of Scrolled_title of type INTEGER or REAL. See the scrolled_title_params man page for a complete list of all the Scrolled_title internal parameters. Synopsis CALL SLSETR (PNAM, RVAL) C-Binding Synopsis #include <ncarg/ncargC.h> void c_slsetr (char *pnam, float rval) Description PNAM (an input constant or variable…
SLSETI – Provides a new integer value for an internal parameter of Scrolled_title of type INTEGER or REAL. See the scrolled_title_params man page for a complete list of all the Scrolled_title internal parameters. Synopsis CALL SLSETI (PNAM, IVAL) C-Binding Synopsis #include <ncarg/ncargC.h> void c_slseti (char *pnam, int ival) Description PNAM (an input constant or variable…
SLRSET – Resets all parameters of Scrolled_title to the initial default values. Synopsis CALL SLRSET C-Binding Synopsis #include <ncarg/ncargC.h> void c_slrset() Description SLRSET has no arguments. Usage Calling this routine restores all Scrolled_title parameters to their initial default values. For a complete list of parameters available in this utility, see the scrolled_title_params man page. Examples…
SLOGAP – Generates TIME seconds worth of blank frames in a manner consistent with FTITLE. Synopsis CALL SLOGAP (TIME,MTST) C-Binding Synopsis #include <ncarg/ncargC.h> void c_slogap (float time, int mtst) Description TIME (an input expression of type REAL) specifies the number of seconds worth of blank frames to be generated. MTST (an input expression of type…
SLGETR – Gets the current real value of an internal parameter of Scrolled_title of type INTEGER or REAL. See the scrolled_title_params man page for a complete list of all the Scrolled_title internal parameters. Synopsis CALL SLGETR (PNAM, RVAL) C-Binding Synopsis #include <ncarg/ncargC.h> void c_slgetr (char *pnam, float *rval) Description PNAM (an input constant or variable…
SLGETI – Gets the current integer value of an internal parameter of Scrolled_title of type INTEGER or REAL. See the scrolled_title_params man page for a complete list of all the Scrolled_title internal parameters. Synopsis CALL SLGETI (PNAM,IVAL) C-Binding Synopsis #include <ncarg/ncargC.h> void c_slgeti (char *pnam, int *ival) Description PNAM (an input constant or variable of…
SHSETI – Sets the value of an internal parameter of type INTEGER. Synopsis CALL SHSETI (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…
shgrid_params – This document briefly describes all the internal parameters of Shgrid. Description Each entry below includes the name of a parameter, its Fortran type (use the obvious equivalents for C), its default value, and a short description of the parameter. ‘NCL’ – Integer – (N/3)**(1/3) Granularity of 3-D cell grid ‘NFL’ – Integer –…
shgrid_errors – This document briefly describes all the errors reported from Shgrid. Description Each entry below includes the error number and its meaning. 0 No error. 1 number of input data must be > 9 2 NLS must be .GT. 9 3 number of data points used in least squares fit must be > 9…
SHGRID – interpolate random data in 3-space using a modified Shepard’s algorithm Synopsis CALL SHGRID (N, X, Y, Z, F, NXO, NYO, NZO, XO, YO, ZO, FF, IWK, RWK, IER) Description N (integer,input) The number of input data points (N > 9). X (real, input) An array containing the X coordinates of the input data…
SHGETNP – find the nearest points to a specified point in 3-space. Synopsis CALL SHGETNP (PX, PY, PZ, N, X, Y, Z, IFLAG, IWK, RWK, NP, IER) Description PX (real,input) The X coordinate value for a point P whose nearest neighbor is to be found. PY (real,input) The Y coordinate value for a point P…
SHGETI – Retrieves the value of an internal parameter of type INTEGER. Synopsis CALL SHGETI (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…
SFWRLD – The subroutines SFWRLD and SFNORM are used to fill that portion of the plotter frame inside the area defined by a given polygonal boundary. Synopsis CALL SFWRLD (XRA,YRA,NRA,DST,NST,IND,NND) CALL SFNORM (XRA,YRA,NRA,DST,NST,IND,NND) C-Binding Synopsis #include <ncarg/ncargC.h> void c_sfwrld (float *xra, float *yra, int nra, float *dst, int nst, int *ind, int nnd) void c_sfnorm…
SFSGFA – (which stands for "SOFTFILL – Simulate GFA") fills, in one of various ways, an area of the plotter frame defined by a given set of points; it is intended to provide a way to use the GKS fill-area routine, if it works (as is the case in the version of GKS distributed with…
SFSETR – Used to set the current real value of a specified internal parameter. Synopsis CALL SFSETR (CNP, RVP) C-Binding Synopsis #include <ncarg/ncargC.h> void c_sfsetr (char *cnp, float rvp) Description CNP (an input expression of type CHARACTER) is one of the character strings ‘AN’, ‘CH’, ‘DO’, ‘SP’, or ‘TY’ (or a longer string beginning with…