section 3 · Library functions 📚

N (continued)

• ncl_csgetr(3)Retrieves the value of an internal parameter of type REAL.✨
• ncl_css2c(3)convert from Cartesian to lat/lon coordinates✨
• ncl_css2cd(3)convert from lat/lon coordinates to Cartesian coordinates.✨
• ncl_css_overview(3)✨
• ncl_cssetd(3)Sets the value of an internal parameter of type DOUBLE PRECISION for the Cssgrid package.✨
• ncl_csseti(3)Sets the value of an internal parameter of type INTEGER.✨
• ncl_cssetr(3)Sets the value of an internal parameter of type REAL for the Cssgrid package.✨
• ncl_cssgrid(3)tension spline interpolation on a sphere.✨
• ncl_cssgrid_errors(3)This document briefly describes all the errors reported from Cssgrid.✨
• ncl_cssgrid_params(3)This document briefly describes all the internal parameters of Cssgrid.✨
• ncl_cssgridd(3)tension spline interpolation on a sphere.✨
• ncl_csstri(3)calculates a Delaunay triangulation for data on a sphere✨
• ncl_csstrid(3)calculates a Delaunay triangulation for data on a sphere✨
• ncl_csvoro(3)calculate Voronoi polygons for data on a sphere.✨
• ncl_csvorod(3)calculate Voronoi polygons for data on a sphere.✨
• ncl_cufx(3)Converts from user coordinates to fractional coordinates.✨
• ncl_cufy(3)Converts from user coordinates to fractional coordinates.✨
• ncl_curv1(3)does set-up for CURV2.✨
• ncl_curv2(3)1D interpolation for non-periodic functions.✨
• ncl_curvd(3)derivatives for 1D functions.✨
• ncl_curve(3)draws the curve defined by a specified series of points in the user coordinate system. The "pen" (for subsequent calls to FRSTPT, VECTOR, PLOTIF, and PLOTIT) is left at the location of the last point…✨
• ncl_curve3(3)Draws the projection of a curve defined by a sequence of points in 3-space.✨
• ncl_curved(3)Draws a curve through a sequence of points.✨
• ncl_curvi(3)integrate a spline curve✨
• ncl_curvp1(3)calculate values for CURVP2 usage.✨
• ncl_curvp2(3)interpolate a periodic function at a specified point✨
• ncl_curvpi(3)integrate a periodic spline curve✨
• ncl_curvps(3)calculate values for a smoothing spline for a periodic function.✨
• ncl_curvs(3)calculate values for a smoothing spline✨
• ncl_curvs1(3)calculate values for a smoothing spline for data in the plane.✨
• ncl_curvs2(3)calculates an interpolated value for a smoothing spline under tension at a given point.✨
• ncl_dandr(3)Draws an isosurface when used in conjunction with entry INIT3D.✨
• ncl_dashchar(3)The dash utilities have all been incorporated into the Dashline utility. To see its man page, type "man dashline".✨
• ncl_dashdb(3)Defines a dash pattern without labels.✨
• ncl_dashdc(3)Defines a dash pattern with labels. If DASHDC is called when the "quick" version of Dashline is used, an error exit results.✨
• ncl_dashline(3)A set of line-drawing routines that can be used to generate various dashed line patterns (including solid), can add labels to the lines, can smooth the lines, and can suppress crowding of lines…✨
• ncl_dashline_params(3)Brief descriptions of all internal parameters of Dashline.✨
• ncl_dashpack(3)a set of routines allowing you to draw curves using dashed- line patterns that may include gap-portion specifiers, solid-portion specifiers, and label-string specifiers. DASHPACK is intended to…✨
• ncl_dashpack_params(3)This document briefly describes all Dashpack parameters.✨
• ncl_dashsmth(3)The dash utilities have all been incorporated into the Dashline utility. To see its man page, type "man dashline".✨
• ncl_dashsupr(3)The dash utilities have all been incorporated into the Dashline utility. To see its man page, type "man dashline".✨
• ncl_displa(3)Changes the values of certain primary control parameters purportedly having to do with the "display" of a graph.✨
• ncl_dpcurv(3)Used to draw a complete curve defined by a sequence of points in the user coordinate system.✨
• ncl_dpdraw(3)Used to draw a curve when fractional coordinates are available and no smoothing is to be done.✨
• ncl_dpfrst(3)Specifies the first point in a sequence of points, in the user coordinate system, defining a curve to be drawn.✨
• ncl_dpgetc(3)Retrieves the current character value of an internal parameter.✨
• ncl_dpgeti(3)Retrieves the integral value of an internal parameter of type INTEGER or REAL.✨
• ncl_dpgetr(3)Retrieves the real value of an internal parameter of type REAL or INTEGER.✨
• ncl_dplast(3)Says that the preceding call to DPVECT defined the final point in a sequence of points, in the user coordinate system, defining a curve to be drawn.✨
• ncl_dpline(3)Draws a straight-line segment between two points in the user coordinate system.✨
• ncl_dpsetc(3)Gives a new character value to a specified internal parameter.✨
• ncl_dpseti(3)Sets the value of an internal parameter of type INTEGER or REAL.✨
• ncl_dpsetr(3)Sets the value of an internal parameter of type REAL or INTEGER.✨
• ncl_dpsmth(3)Used to draw a curve when fractional coordinates are available and smoothing is to be done.✨
• ncl_dpvect(3)Specifies the second and following points in a sequence of points, in the user coordinate system, defining a curve to be drawn.✨
• ncl_dsgetc(3)Retrieves the value of an internal parameter of type CHARACTER.✨
• ncl_dsgeti(3)Gets the value of an internal parameter of type INTEGER.✨
• ncl_dsgetr(3)Retrieves the value of an internal parameter of type REAL.✨
• ncl_dsgetrd(3)Retrieves the value of an internal parameter of type DOUBLE PRECISION.✨
• ncl_dsgrid(3)✨
• ncl_dsgrid2d(3)double precision Fortran entry for iterpolation from 2D random data to an output grid.✨
• ncl_dsgrid2s(3)primary single precision Fortran entry for 2D gridding✨
• ncl_dsgrid3d(3)double precision Fortran entry for 3D gridding✨
• ncl_dsgrid3s(3)single precision Fortran entry for 3D gridding✨
• ncl_dsgrid_errors(3)This document briefly describes all the errors reported from Dsgrid.✨
• ncl_dsgrid_params(3)This document briefly describes all the internal parameters of Dsgrid.✨
• ncl_dspnt2d(3)✨
• ncl_dspnt2s(3)✨
• ncl_dspnt3d(3)✨
• ncl_dspnt3s(3)✨
• ncl_dssetc(3)Sets the value of an internal parameter of type CHARACTER.✨
• ncl_dsseti(3)Sets the value of an internal parameter of type INTEGER.✨
• ncl_dssetr(3)Sets the value of an internal parameter of type REAL.✨
• ncl_dssetrd(3)Sets the value of an internal parameter of type DOUBLE PRECISION.✨
• ncl_entsr(3)Called by a user to set recovery mode in NCAR Graphics.✨
• ncl_eprin(3)Prints the current error message.✨
• ncl_errof(3)Turns off the internal error flag of SETER.✨
• ncl_error_handling(3)A set of routines for error handling in NCAR Graphics.✨
• ncl_ezcntr(3)draws a two dimensional contour map from data stored in a rectangular array. A number of contouring defaults are used.✨
• ncl_ezhftn(3)draws a half-tone picture from data stored in a rectangular array with the intensity in the picture proportional to the data value.✨
• ncl_ezisos(3)Draws an isosurface.✨
• ncl_ezmap(3)Allows one to plot maps of the earth according to any of ten different projections, with parallels, meridians, and continental, international, and/or U.S. state outlines. EZMAPA is the name of a…✨
• ncl_ezmap_params(3)This document briefly describes all internal parameters of EZMAP.✨
• ncl_ezmapa(3)Allows one to plot maps of the earth according to any of ten different projections, with parallels, meridians, and continental, international, and/or U.S. state outlines. EZMAPA is the name of a…✨
• ncl_ezmxy(3)Draws, in a manner determined by the current values of the control parameters, a complete graph of one or more curves, each defined by a set of points (XDRA(I),YDRA(I,J)) (or (XDRA(I),YDRA(J,I)) or…✨
• ncl_ezmy(3)Draws, in a manner determined by the current values of the control parameters, a complete graph of one or more curves, each defined by a set of points (I,YDRA(I,J)) (or (I,YDRA(J,I)), depending on…✨
• ncl_ezsrfc(3)Draws a perspective picture of a function of two variables with hidden lines removed. The function is approximated by a two-dimensional array of heights. Use EZSRFC only if the entire array is to be…✨
• ncl_ezstrm(3)A front-end to STRMLN with a simpler interface. Like STRMLN, it plots a streamline representation of field flow data in a single call.✨
• ncl_ezvec(3)A front-end to VELVCT with a simpler interface. Like VELVCT, it plots a a vector field in a single call.✨
• ncl_ezxy(3)Draws, in a manner determined by the current values of the control parameters, a complete graph of a single curve through the points (XDRA(I),YDRA(I)), for I from 1 to NPTS. The argument GLAB may be…✨
• ncl_ezy(3)Draws, in a manner determined by the current values of the control parameters, a complete graph of a single curve through the points (I,YDRA(I)), for I from 1 to NPTS. The argument GLAB may be used…✨
• ncl_fdum(3)A routine called when fatal errors occur.✨
• ncl_fence3(3)Draws the projection of a curve, just as CURVE3 does, but with a "fence" of straight line segments that are parallel to one of the three axes and extend from the curve to a specified plane…✨
• ncl_fitgrid(3)✨
• ncl_fitgrid_params(3)This document briefly describes all the internal parameters of Fitgrid.✨
• ncl_fl2int(3)converts X and Y coordinates from the User Coordinate System to the Metacode Coordinate System.✨
• ncl_frame(3)advances to the next picture (in the case of CGM output), or pauses in the window of most recent creation (for X11 output). A mouse or key click in the window on pause will cause all active…✨
• ncl_frst3(3)Specifies the first in a sequence of points connected by straight-line segments, the projections of which are to be drawn. (FRST3 is called for the first point in the sequence and VECT3 is called for…✨
• ncl_frstd(3)Defines the first of a sequence of points through which a curve is to be drawn.✨
• ncl_frstpt(3)generates a "pen-up" move to a specified point in the user coordinate system. FRSTPT is used in conjunction with the routine VECTOR to draw lines.✨
• ncl_ftitle(3)Used for unscrolled movie or video titles. It reads, from standard input, the information necessary to define the desired title frames, and then calls STITLE to create those frames.✨
• ncl_fx(3)Given the X and Y coordinates of a point in the grid coordinate system, the function FX returns the X coordinate of the point in user coordinate space. FY - Given the X and Y coordinates of a point…✨
• ncl_fy(3)Given the X and Y coordinates of a point in the grid coordinate system, the function FX returns the X coordinate of the point in user coordinate space. FY - Given the X and Y coordinates of a point…✨
• ncl_gaccum_tran_matrix(3)Constructs a GKS segment transformation matrix by starting with an existing matrix and composing it with a shift vector, a rotation angle, and X and Y scale factors to create a new transformation…✨
• ncl_gacolr(3)Sets the values of internal parameters determining the color of various parts of the background.✨
• ncl_gactivate_ws(3)activates a GKS workstation.✨
• ncl_gactm(3)Constructs a GKS segment transformation matrix by starting with an existing matrix and composing it with a shift vector, a rotation angle, and X and Y scale factors to create a new transformation…✨
• ncl_gacwk(3)activates a GKS workstation.✨
• ncl_gagetc(3)Retrieves the value of a specified internal parameter of type CHARACTER.✨
• ncl_gageti(3)Retrieves the integer value of an internal parameter of Gridall.✨
• ncl_gagetr(3)Retrieves the real value of an internal parameter of Gridall.✨
• ncl_gasetc(3)Gives a new value to a specified internal parameter of type CHARACTER.✨
• ncl_gaseti(3)Gives an integer value to an internal parameter of Gridall.✨
• ncl_gasetr(3)Gives a real value to an internal parameter of Gridall.✨
• ncl_gca(3)draws a cell array starting with a rectangle specified by two corner points; this initial rectangle is subdivided into subrectangles by specifying an arbitrary number of divisions in the X and Y…✨
• ncl_gcell_array(3)draws a cell array starting with a rectangle specified by two corner points; this initial rectangle is subdivided into subrectangles by specifying an arbitrary number of divisions in the X and Y…✨
• ncl_gclear_ws(3)clears a workstation.✨
• ncl_gclks(3)closes the GKS package.✨
• ncl_gclose_gks(3)closes the GKS package.✨
• ncl_gclose_seg(3)closes a GKS segment.✨
• ncl_gclose_ws(3)closes a workstation.✨
• ncl_gclrwk(3)clears a workstation.✨
• ncl_gclsg(3)closes a GKS segment.✨
• ncl_gclwk(3)closes a workstation.✨
• ncl_gcopy_seg_ws(3)copies a GKS segment to a GKS workstation.✨
• ncl_gcreate_seg(3)creates a GKS segment.✨
• ncl_gcrsg(3)creates a GKS segment.✨
• ncl_gcsgwk(3)copies a GKS segment to a GKS workstation.✨
• ncl_gdawk(3)deactivates a workstation.✨
• ncl_gdeactivate_ws(3)deactivates a workstation.✨
• ncl_gdel_seg(3)deletes a GKS segment.✨
• ncl_gdsg(3)deletes a GKS segment.✨
• ncl_gesc(3)provides a standard way of implementing nonstandard GKS features. NCAR GKS has only two user-accessible escape functions defined: one for changing the name of a metafile and another for pausing in an…✨
• ncl_gescape(3)provides a standard way of implementing nonstandard GKS features. NCAR GKS has only two user-accessible escape functions defined: one for changing the name of a metafile and another for pausing in an…✨
• ncl_getset(3)returns a set of values which, if used as arguments in a call to SET, will cause normalization transformation 1, axis linear/log scaling (internal parameter 'LS'), and axis mirror imaging (internal…✨
• ncl_getsi(3)returns the exponents which define the plotting range in the plotter address unit coordinate system.✨
• ncl_getusv(3)gets the value of one of the internal parameters of SPPS.✨
• ncl_geval_tran_matrix(3)Constructs a GKS segment transformation matrix starting from a given point, a shift vector, a rotation angle, and X and Y scale factors.✨
• ncl_gevtm(3)Constructs a GKS segment transformation matrix starting from a given point, a shift vector, a rotation angle, and X and Y scale factors.✨
• ncl_gfa(3)output primitive for filling polygonal areas.✨
• ncl_gfill_area(3)output primitive for filling polygonal areas.✨
• ncl_gflas1(3)Initiates storage of plotting instructions into a disk file. Instructions subsequent to GFLAS1, but prior to a GFLAS2 call, will be stored on disk rather than inserted into the output metafile.✨
• ncl_gflas2(3)Terminates putting plotting instructions to disk and resumes putting plotting instructions to the the output stream. A call to GFLAS2 can only be made after a previous call to GFLAS1.✨
• ncl_gflas3(3)Inserts the instructions saved on disk with a previous GFLAS1 identifier IB into the output stream. GFLAS3 can be called only after a previous GFLAS1 and GFLAS2 sequence or after a call to GFLAS4…✨
• ncl_gflas4(3)Allows you to access a disk file of plotting instructions, generated with a GFLAS1 and GFLAS2 sequence in a previous job, for use in a GFLAS3 call.✨
• ncl_gflash(3)Allows for storing segments of a picture for insertion into any subsequent picture.✨
• ncl_ginq_asfs(3)(Inquire aspect source flags) - Inquires the values for the aspect source flags that determine whether primitive attributes are to be selected from individual settings or from "bundle tables".✨
• ncl_ginq_char_expan(3)retrieves the current value of the character expansion factor.✨
• ncl_ginq_char_ht(3)retrieves the current character height.✨
• ncl_ginq_char_space(3)retrieves the current value for character spacing.✨
• ncl_ginq_char_up_vec(3)retrieves the current value of the character up vector.✨
• ncl_ginq_clip(3)retrieves the current value of the clipping indicator as well as the current clipping rectangle.✨
• ncl_ginq_colr_rep(3)retrieves the color value associated with a color index on a particular workstation.✨
• ncl_ginq_cur_norm_tran_num(3)retrieves the number of the current normalization transformation.✨
• ncl_ginq_fill_colr_ind(3)retrieves the current fill area color index.✨
• ncl_ginq_fill_int_style(3)retrieves the current value for fill area interior style.✨
• ncl_ginq_fill_style_ind(3)retrieves the current value of the fill area style index.✨
• ncl_ginq_line_colr_ind(3)gets the polyline color index.✨
• ncl_ginq_linetype(3)retrieves the current setting for linetype.✨
• ncl_ginq_linewidth(3)retrieves the current setting of the linewidth scale factor.✨
• ncl_ginq_marker_colr_ind(3)retrieves the polymarker color index.✨
• ncl_ginq_marker_size(3)retrieves the current value for the polymarker size scale factor.✨
• ncl_ginq_marker_type(3)retrieves the current value for the marker type.✨
• ncl_ginq_max_norm_tran_num(3)retrieves the maximum number of supported normalization transformations.✨
• ncl_ginq_name_open_seg(3)returns the name of the currently open segment.✨
• ncl_ginq_norm_tran(3)retrieves the window and viewport associated with a given normalization transformation. Users of NCAR Graphics are encouraged to use the SPPS routines c_set and c_getset to handle normalization…✨
• ncl_ginq_op_st(3)returns the operating state of GKS.✨
• ncl_ginq_set_seg_names(3)Retrieves what segment names are currently in use.✨
• ncl_ginq_text_align(3)retrieves the horizontal and vertical text alignments.✨
• ncl_ginq_text_colr_ind(3)retrieves the current text color index.✨
• ncl_ginq_text_font_prec(3)retrieves the current setting of the text font and precision values.✨
• ncl_ginq_text_path(3)retrieves the current text path.✨
• ncl_gks(3)GKS (the Graphical Kernel System) is a set of low-level graphics functions that are standardized by the American National Standards Institute (ANSI) and the International Standards Institute (ISO)…✨
• ncl_gopen_gks(3)opens the GKS package✨
• ncl_gopen_ws(3)opens a GKS workstation.✨
• ncl_gopks(3)opens the GKS package✨
• ncl_gopwk(3)opens a GKS workstation.✨
• ncl_gpl(3)This output primitive draws line segments connecting a sequence of user-specified coordinate pairs.✨
• ncl_gpm(3)the polymarker output primitive draws selected symmetric symbols to mark user-specified coordinate positions.✨
• ncl_gpolyline(3)This output primitive draws line segments connecting a sequence of user-specified coordinate pairs.✨
• ncl_gpolymarker(3)the polymarker output primitive draws selected symmetric symbols to mark user-specified coordinate positions.✨
• ncl_gqasf(3)(Inquire aspect source flags) - Inquires the values for the aspect source flags that determine whether primitive attributes are to be selected from individual settings or from "bundle tables".✨
• ncl_gqchh(3)retrieves the current character height.✨
• ncl_gqchsp(3)retrieves the current value for character spacing.✨
• ncl_gqchup(3)retrieves the current value of the character up vector.✨
• ncl_gqchxp(3)retrieves the current value of the character expansion factor.✨
• ncl_gqclip(3)retrieves the current value of the clipping indicator as well as the current clipping rectangle.✨
• ncl_gqcntn(3)retrieves the number of the current normalization transformation.✨
• ncl_gqcr(3)retrieves the color value associated with a color index on a particular workstation.✨
• ncl_gqfaci(3)retrieves the current fill area color index.✨
• ncl_gqfais(3)retrieves the current value for fill area interior style.✨
• ncl_gqfasi(3)retrieves the current value of the fill area style index.✨
• ncl_gqln(3)retrieves the current setting for linetype.✨
• ncl_gqlwsc(3)retrieves the current setting of the linewidth scale factor.✨
• ncl_gqmk(3)retrieves the current value for the marker type.✨
• ncl_gqmksc(3)retrieves the current value for the polymarker size scale factor.✨
• ncl_gqmntn(3)retrieves the maximum number of supported normalization transformations.✨
• ncl_gqnt(3)retrieves the window and viewport associated with a given normalization transformation. Users of NCAR Graphics are encouraged to use the SPPS routines SET and GETSET to handle normalization…✨
• ncl_gqops(3)returns the operating state of GKS.✨
• ncl_gqopsg(3)returns the name of the currently open segment.✨