IDGETR – Retrieves the real value of a Bivar parameter. Synopsis CALL IDGETR (PNAM,RVAL) C-Binding Synopsis #include <ncarg/ncargC.h> void c_idgetr (char *pnam, float *rval) Description PNAM (an input constant or variable of type CHARACTER) – The name of the parameter that you want to retrieve. The character string can be of any length, but only…
IDGETI – Retrieves the integer value of a Bivar parameter. Synopsis CALL IDGETI (PNAM,IVAL) C-Binding Synopsis #include <ncarg/ncargC.h> void c_idgeti (char *pnam, int *ival) Description PNAM (an input constant or variable of type CHARACTER) – The name of the parameter that you want to retrieve. The character string can be of any length, but only…
IDBVIP – produces interpolated values at points (XI(I), YI(I)), I=1,…,NIP. This is useful for filling in missing data points on a grid. Synopsis CALL IDBVIP (MD,NDP,XD,YD,ZD,NIP,XI,YI,ZI,IWK,WK) C-Binding Synopsis #include <ncarg/ncargC.h> void c_idbvip (int md, int ndp, float *xd, float *yd, float *zd, int nip, float *xi, float *yi, float *zi, int *iwk, float *wk) Description…
ICLOEM – Called to get the length of the non-blank portion of an error message. Synopsis LNGTH = ICLOEM(MESSG) C-Binding Synopsis #include <ncarg/ncargC.h> int c_icloem(char *messg) Description The value of the expression "ICLOEM(MESSG)" is the actual length of the non-blank portion of the input character variable MESSG. Thus, "MESSG(1:ICLOEM(MESSG))" is the non-blank part of MESSG….
ICFELL – Called to check for existing error conditions and (perhaps) to update the current error message and error flag. Synopsis NERR = ICFELL(MESSG,NERRF) C-Binding Synopsis #include <ncarg/ncargC.h> int c_icfell(char *messg, int nerrf) Description ICFELL (which stands for "I Check For Errors on Lower Level") is used to check for the occurrence of a recoverable…
HSVRGB – Converts a color specification given in the Hue, Saturation, and Value (HSV) color space to color values in the Red, Green, Blue (RGB) color space. Synopsis CALL HSVRGB (H, S, V, R, G, B) C-Binding Synopsis #include <ncarg/ncargC.h> void c_hsvrgb (float h, float s, float v, float *r, float *g, float *b) Description…
HSTOPR – Specifies various REAL arrays to be used by the the Histogram utility. Synopsis CALL HSTOPR (STRING,ARRAY,LARR) C-Binding Synopsis #include <ncarg/ncargC.h> void c_hstopr (char *string, float *array, int larr) Description STRING Character, input — Selects an internal parameter. The possibilities are: ‘WIN=ON’ or ‘WIN=OFF’ ‘SPA=ON’ or ‘SPA=OFF’ ‘MVA=ON’ or ‘MVA=OFF’ WIN defines the portion of the frame that will receive…
HSTOPL – Turns options off and on for the Histogram utility. Synopsis CALL HSTOPL (STRING) C-Binding Synopsis #include <ncarg/ncargC.h> void c_hstopl (char *string) Description STRING Character, input — Selects an internal parameter. The possibilities are: ‘HOR=ON’ or ‘HOR=OFF’ ‘PER=ON’ or ‘PER=OFF’ ‘MID=ON’ or ‘MID=OFF’ ‘SHA=ON’ or ‘SHA=OFF’ ‘DRL=ON’ or ‘DRL=OFF’ ‘MED=ON’ or ‘MED=OFF’ ‘NMV=ON’ or ‘NMV=OFF’ ‘PMV=ON’ or ‘PMV=OFF’ ‘PRM=ON’ or ‘PRM=OFF’ ‘FRA=ON’ or ‘FRA=OFF’ ‘LIS=ON’ or ‘LIS=OFF’ ‘DEF=ON’ or ‘DEF=OFF’ The following options are defined by this subroutine:…
HSTOPI – Specifies various INTEGER parameters to be used by the Histogram utility. Synopsis CALL HSTOPI (STRING, PARAM1, PARAM2, ICOL, LCOL) C-Binding Synopsis #include <ncarg/ncargC.h> void c_hstopi (char *string, int param1, int param2, int *icol, int lcol) Description STRING Character, input — Selects an internal parameter. The possibilities are: ‘COL=ON’ or ‘COL=OFF’ ‘CLA=ON’ or ‘CLA=OFF’ If an option is…
HSTOPC – Specifies various CHARACTER variables to be used by the Histogram utility. Synopsis CALL HSTOPC (STRING,STRNG2,NUMBER,ILCH) C-Binding Synopsis #include <ncarg/ncargC.h> void c_hstopc (char *string, char *strng2, int number, int ilch) Description STRING Character, input — Selects an internal parameter. The possibilities are: ‘FOR=ON’ or ‘FOR=OFF’ ‘TIT=ON’ or ‘TIT=OFF’ ‘LAB=ON’ or ‘LAB=OFF’ ‘PTI=ON’ or ‘PTI=OFF’ ‘FQN=ON’ or ‘FQN=OFF’ ‘CHR=ON, or ‘CHR=OFF’ If an option is turned…
HLSRGB – Converts a color specification given as Hue, Lightness, and Saturation (HLS) values to Red, Green, and Blue (RGB) intensity values. Synopsis CALL HLSRGB ( H, L, S, R, G, B ) C-Binding Synopsis #include <ncarg/ncargC.h> void c_hlsrgb (float h, float l, float s, float *r, float *g, float *b) Description H (REAL, input,…
Histogram_params – This document briefly describes all histogram internal parameters. The Histogram utility has four parameter setting routines: HSTOPC sets parameters of type CHARACTER; HSTOPI sets parameters of type INTEGER; HSTOPL sets parameters of type LOGICAL; HSTOPR sets parameters of type REAL. Description Parameters of type CHARACTER set in calls to entry HSTOPC: FOR Format…
Histogram – This utility is used to generate histograms. Histograms or bar charts are used to show the distribution of values in a like-sample dataset. The individual values are sorted by size into a number of value ranges called class intervals. The number of samples out of the total which fall into a class interval…
HISTGR – Plots a histogram with various options including specification of class values, spacing between histogram bars, shading of bars, windowing (i.e. scaling), specification of color, labels, titles, etc. Data values are partitioned into classes; histogram bars represent either number of occurrences within each class, or a Y-value associated with that class (user choice). Options…
Halftone – is a utility for drawing half-tone pictures in which the gray scale level is proportional to the value in a two dimensional array. Status Halftone is obsolete. It has been replaced by the CPCICA entry of the Conpack contouring package. Halftone continues to be provided for compatibility of early NCAR Graphics codes. If…
HALFAX – Draws orthogonal axes intersecting at a specified point and with a specified set of labels. Synopsis CALL HALFAX (MJRX,MNRX,MJRY,MNRY,XINT,YINT,IXLB,IYLB) C-Binding Synopsis #include <ncarg/ncargC.h> void c_halfax (int mjrx, int mnrx, int mjry, int mnry, float xint, float yint, int ixlb, int iylb) Description MJRX, MNRX, MJRY, and MNRY (input expressions of type INTEGER) specify…
HAFTON – draws a half-tone picture from data stored in a rectangular array with the intensity in the picture proportional to the data value. Utility This routine is part of the Halftone utility in NCAR Graphics. To see the overview man page for this utility, type "man halftone". Status HAFTON is obsolete. It has been…
GUWK (Update workstation) – Insures that the workstation is current and reflects all requests that have been made. Synopsis CALL GUWK(WKID,REGFL) C-Binding Synopsis #include <ncarg/gks.h> void gupd_ws(Gint ws_id, Gupd_regen_flag upd_regen_flag); Description WKID (Integer, Input) – A number identifying the workstation to be updated. WKID must be the same as that used in some previous GOPWK…
gupd_ws (Update workstation) – Insures that the workstation is current and reflects all requests that have been made. Synopsis #include <ncarg/gks.h> void gupd_ws(Gint ws_id, Gupd_regen_flag upd_regen_flag); Description ws_id (Input) A number identifying the workstation to be updated. ws_id must be the same as that used in some previous gopen_ws call. upd_regen_flag (Input) A flag to…
GTX (Text) – The basic output primitive for drawing text. A number of attribute setting routines are available for selecting the size, font, precision, orientation, color, character spacing, etc. Synopsis CALL GTX (X, Y, STRING) C-Binding Synopsis #include <ncarg/gks.h> void gtext(const Gpoint *text_pos, const char *char_string); Description X (Real, Input) – The X world coordinate…