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The following variables either select certain options for specific subroutines and functions, or contain information returned by specific subroutines or functions. They can be read and modified. They are also global: They are recognized everywhere, including inside subroutines and functions.
| • !autocon: | Automatic contour level selection | |
| • !badmatch: | Number of bad matched in GRIDMATCH | |
| • !bb_update: | Update plot bounding box | |
| • !bc: | ||
| • !button: | Pointer button state | |
| • !bxb: | Bounding box lower x | |
| • !bxt: | Bounding box upper x | |
| • !byb: | Bounding box lower y | |
| • !byt: | Bounding box upper y | |
| • !col: | Number of columns on the terminal | |
| • !contour_border: | ||
| • !contour_box: | Draw a small box at origin of contour plot | |
| • !contour_dash_lev: | ||
| • !contour_mode: | ||
| • !contour_nlev: | Number of counter levels | |
| • !contour_style: | ||
| • !contour_ticks: | ||
| • !contour_tick_fac: | ||
| • !contour_tick_pen: | ||
| • !cratio: | Plot symbol aspect ratio | |
| • !crunch_bits: | Number of bits in last CRUNCH | |
| • !crunch_bpp: | Number of bits per element in last CRUNCH | |
| • !crunch_slice: | CRUNCH tweak parameter | |
| • !dashsize: | Relative size of plot dashes | |
| • !dlabx: | Plot x axis divisions | |
| • !dlaby: | Plot y axis divisions | |
| • !dot: | ||
| • !dots: | ||
| • !erase: | Automatic window erase on PLOT | |
| • !errno: | Last system error number | |
| • !error_extra: | ||
| • !eventsource: | Source window of event | |
| • !eventtype: | Type of event | |
| • !fftdp: | Double precision FFTs | |
| • !font: | Default font number | |
| • !format_c: | Output format for complex numbers | |
| • !format_f: | Output format for floating-point numbers | |
| • !format_i: | Output format for integer numbers | |
| • !format_s: | Output format for strings | |
| • !fsize: | Default font size | |
| • !fstepx: | Free data increment per major x tick mark | |
| • !fstepy: | Free data increment per major y tick mark | |
| • !fstepz: | Free data increment per major z tick mark | |
| • !fz: | Free lower y plot bound | |
| • !fzx: | Free lower x plot bound | |
| • !fzz: | Free lower z plot bound | |
| • !height: | Last window height | |
| • !histmin: | Last histogram minimum ordinate | |
| • !histmax: | Last histogram maximum ordinate | |
| • !iblank: | ||
| • !iorder: | TV coordinate swap order | |
| • !itmax: | ||
| • !ix: | Last selected DEV x coordinate in window | |
| • !ixhigh: | ||
| • !iy: | Last selected DEV y coordinate in window | |
| • !iyhigh: | ||
| • !kb: | ||
| • !keycode: | Code of pressed physical key | |
| • !keystate: | State of modifier keys | |
| • !keysym: | Character code of pressed key | |
| • !labx: | Labels on plot x axis | |
| • !laby: | Labels on plot y axis | |
| • !landscape: | Landscape mode for PostScript file | |
| • !lastmax: | Last maximum value | |
| • !lastmaxloc: | Last maximum location | |
| • !lastmean: | Last mean value | |
| • !lastmin: | Last minimum value | |
| • !lastminloc: | Last minimum location | |
| • !lastsdev: | Last standard deviation | |
| • !last_menu: | Last selected menu entry | |
| • !maxhistsize: | Histogram upper size limit | |
| • !maxregridsize: | REGRID upper size limit | |
| • !menu_item: | Last selected menu item | |
| • !meritc: | Last merit value of displacement determination | |
| • !motif: | MOTIF available | |
| • !mxb: | Last plot x lower data value | |
| • !mxt: | Last plot x upper data value | |
| • !myb: | Last plot y lower data value | |
| • !myt: | Last plot y upper data value | |
| • !mzb: | Last plot z lower data value | |
| • !mzt: | Last plot z upper data value | |
| • !narg: | Arguments to current user-defined routine | |
| • !noeventflush: | Do not flush events at start of XLOOP | |
| • !pdev: | Plot device | |
| • !pen: | Plot pen width | |
| • !pltyp: | Plot style (linear/logarithmic) | |
| • !plxerrb: | Plot x error bar height | |
| • !plyerrb: | Plot y error bar width | |
| • !ps_file: | PostScript output file | |
| • !range_warn_flag: | ||
| • !read_count: | ||
| • !redim_warn_flag: | ||
| • !root_x: | Last root window x | |
| • !root_y: | Last root window y | |
| • !row: | Number of lines on the terminal | |
| • !rx: | Round plot x axis range | |
| • !ry: | Round plot y axis range | |
| • !scalemax: | Image scale maximum | |
| • !scalemin: | Image scale minimum | |
| • !screen_height: | Screen height | |
| • !screen_width: | Screen width | |
| • !sort_flag: | Select SORT algorithm | |
| • !startx: | Data value of first major x tick mark | |
| • !starty: | Data value of first major y tick mark | |
| • !stepx: | Data increment per major x tick mark | |
| • !stepy: | Data increment per major y tick mark | |
| • !stretchmark: | ||
| • !stretch_clip: | ||
| • !symratio: | Plot symbol aspect ratio | |
| • !symsize: | Relative symbol size | |
| • !tapemessages: | ||
| • !tickx: | Plot x tick mark size | |
| • !tickxr: | Plot x secondary tick mark relative size | |
| • !ticky: | Plot y tick mark size | |
| • !tickyr: | Plot y secondary tick mark relative size | |
| • !tvix: | Left edge coordinate of last image | |
| • !tvixb: | Right edge coordinate of last image | |
| • !tviy: | Bottom edge coordinate of last image | |
| • !tviyb: | Top edge coordinate of last image | |
| • !tvscale: | Current magnification factor | |
| • !tvsmt: | Select SMOOTH algorithm | |
| • !vdev: | Video device | |
| • !width: | Current window width | |
| • !window: | Current window number | |
| • !wxb: | Plot window DEV lower x | |
| • !wxt: | Plot window DEV upper x | |
| • !wyb: | Plot window DEV lower y | |
| • !wyt: | Plot window DEV upper y | |
| • !wzb: | Plot window DEV lower z | |
| • !wzt: | Plot window DEV upper z | |
| • !xb: | ||
| • !xc: | Calligraphy current x | |
| • !xerrors: | ||
| • !xf: | Last selected x coordinate in window | |
| • !xmenu: | ||
| • !xroot: | Last selected x coordinate in root window | |
| • !xt: | ||
| • !xtime: | ||
| • !yb: | ||
| • !yc: | Calligraphy current y | |
| • !yf: | Last selected y coordinate in window | |
| • !ymenu: | ||
| • !yroot: | Last selected y coordinate in root window | |
| • !yt: | ||
| • !yydebug: | Select parser debugging | |
| • !zoomframe: | Current ZOOM frame | |
| • !zoomhigh: | Upper limit of ZOOM contrast | |
| • !zoomlow: | Lower limit of ZOOM contrast | |
| • !zoommag: | Last used magnification factor in ZOOM | |
| • !zoomx: | Last used center x coordinate in ZOOM | |
| • !zoomy: | Last used center y coordinate in ZOOM |
Next: Status Funcs, Previous: Read-Only Globals, Up: Reference Manual [Contents][Index]