gfill_area (Fill area) – output primitive for filling polygonal areas. Synopsis #include <ncarg/gks.h> void gfill_area(const Gpoint_list *point_list); Description point_list.num_points (Gint, Input) – The number of points in the polygon to be filled. Must be greater than two. point_list.points (Gpoint *, Input) – The X and Y world coordinates of the polygon. Usage The area to…
GFA (Fill area) – output primitive for filling polygonal areas. Synopsis CALL GFA (N, X, Y) C-Binding Synopsis #include <ncarg/gks.h> void gfill_area(const Gpoint_list *point_list); Description N (Integer, Input) – The number of points in the polygon to be filled. N must be greater than two. X (N) (Real Array, Integer) – The X world coordinates…
GEVTM (Evaluate transformation matrix) – Constructs a GKS segment transformation matrix starting from a given point, a shift vector, a rotation angle, and X and Y scale factors. Synopsis CALL GEVTM(X0,Y0,DX,DY,PHI,FX,FY,SW,MOUT) C-Binding Synopsis #include <ncarg/gks.h> void geval_tran_matrix(const Gpoint *point, const Gvec *shift, Gdouble angle, const Gvec *scale, Gcoord_switch coord_switch, Gtran_matrix tran_matrix); Description X0 (Real, Input)…
geval_tran_matrix (Evaluate transformation matrix) – Constructs a GKS segment transformation matrix starting from a given point, a shift vector, a rotation angle, and X and Y scale factors. Synopsis #include <ncarg/gks.h> void geval_tran_matrix(const Gpoint *point, const Gvec *shift, Gdouble angle, const Gvec *scale, Gcoord_switch coord_switch, Gtran_matrix tran_matrix); Description point.x (Gfloat, Input) – An X coordinate…
GETUSV – gets the value of one of the internal parameters of SPPS. Synopsis CALL GETUSV (VN,IV) C-Binding Synopsis #include <ncarg/ncargC.h> void c_getusv (char *vn, int *iv) Description VN (an input constant or variable of type CHARACTER) is the name of a parameter; only the first two characters are meaningful. Remember that, in FORTRAN, a…
GETSI – returns the exponents which define the plotting range in the plotter address unit coordinate system. Status Plotter Address Units (PAUs) are no longer used in NCAR Graphics; thus, GETSI is considered an obsolete routine. The current recognized coordinate systems are GKS world coordinates, GKS normalized device coordinates, NCAR Graphics fractional coordinates, and NCAR…
GETSET – 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 parameter ‘MI’) to be defined in such a way as to duplicate the combined effects of the current normalization transformation, axis scaling,…
gescape (Escape) – 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 X window. Synopsis #include <ncarg/gks.h> void gescape(Gint func_id, const Gescape_in_data *in_data, Gstore *store_data,Gescape_out_data **out_data); Description func_id (Input) – A function…
GESC (Escape) – 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 X window. Synopsis CALL GESC (FCTID, LIDR, IDR, MXODR, LODR, ODR) C-Binding Synopsis #include <ncarg/gks.h> void gescape(Gint func_id, const Gescape_in_data…
GDSG (Delete segment) – deletes a GKS segment. Synopsis CALL GDSG(SGNA) C-Binding Synopsis #include <ncarg/gks.h> void gdel_seg(Gint seg_name); Description SGNA (Integer, Input) – Specifies the segment identifier for a segment that will be deleted by a call to this function. Usage The segment name is removed from the set of names of segments that are…
gdel_seg (Delete segment) – deletes a GKS segment. Synopsis #include <ncarg/gks.h> void gdel_seg(Gint seg_name); Description seg_name (Input) – Specifies the segment identifier for a segment that will be deleted by a call to this function. Usage The segment name is removed from the set of names of segments that are currently in use. Access To…
gdeactivate_ws (Deactivate workstation) – deactivates a workstation. Synopsis #include <ncarg/gks.h> void gdeactivate_ws(Gint ws_id); Description ws_id (Input) – A number identifying the workstation to be deactivated. ws_id must be the same as that used in some previous gactivate_ws call. Usage The specified workstation is removed from the set of active workstations. GKS output primitives are not…
GDAWK (Deactivate workstation) – deactivates a workstation. Synopsis CALL GDAWK (WKID) C-Binding Synopsis #include <ncarg/gks.h> void gdeactivate_ws(Gint ws_id); Description WKID (Integer, Input) – A number identifying the workstation to be deactivated. WKID must be the same as that used in some previous GACWK call. Usage The specified workstation is removed from the set of active…
GCSGWK (Copy segment to workstation) – copies a GKS segment to a GKS workstation. Synopsis CALL GCSGWK(WKID,SGNA) C-Binding Synopsis #include <ncarg/gks.h> void gcopy_seg_ws(Gint ws_id, Gint seg_name); Description WKID (Integer, Input) – Specifies the workstation identifier (as defined in a GOPWK call) that is to receive the segment copy. SGNA (Integer, Input) – Identifies the segment…
GCRSG (Create segment) – creates a GKS segment. Synopsis CALL GCRSG(SGNA) C-Binding Synopsis #include <ncarg/gks.h> void gcreate_seg(Gint seg_name); Description SGNA (Integer, Input) – Specifies the segment identifier that will be used in calls to subsequent segment functions applying to this segment. There can be a maximum of 100 segments in a given job step. Legal…
gcreate_seg (Create segment) – creates a GKS segment. Synopsis #include <ncarg/gks.h> void gcreate_seg(Gint seg_name); Description seg_name (Input) – Specifies the segment identifier that will be used in calls to subsequent segment functions applying to this segment. There can be a maximum of 100 segments in a given job step. Legal values for seg_name are integers…
gcopy_seg_ws (Copy segment to workstation) – copies a GKS segment to a GKS workstation. Synopsis #include <ncarg/gks.h> void gcopy_seg_ws(Gint ws_id, Gint seg_name); Description ws_id (Input) – Specifies the workstation identifier (as defined in a gopen_ws call) that is to receive the segment copy. seg_name (Input) – Identifies the segment that is to be copied to…
GCLWK (Close workstation) – closes a workstation. Synopsis CALL GCLWK (WKID) C-Binding Synopsis #include <ncarg/gks.h> void gclose_ws(Gint ws_id); Description WKID (Input, Integer) – A number identifying the workstation to be closed. WKID must be the same as that used in some previous GOPWK call. Usage Close workstation updates the workstation and removes its identifier from…
GCLSG (Close segment) – closes a GKS segment. Synopsis CALL GCLSG C-Binding Synopsis #include <ncarg/gks.h> void gclose_seg( void ); Usage A call to GCLSG closes the currently open segment (graphics output primitives will no longer be stored in that segment). GCLSG can be called only if a segment is open. Access To use GKS routines,…
GCLRWK (Clear workstation) – clears a workstation. Synopsis CALL GCLRWK (WKID, COFL) C-Binding Synopsis #include <ncarg/gks.h> void gclear_ws(Gint ws_id, Gctrl_flag ctrl_flag); Description WKID (Integer, Input) – A number identifying the workstation to be cleared. WKID must be the same as that used in some previous GOPWK call. COFL (Integer, Input) – Clear the workstation display…