Appendix A

Short Description of Routines

Initialization and Introductory Routines

BMPMOD: defines the physical resolution of BMP files.
BUFMOD: modifies the behaviour of the output buffer.
CGMBGD: defines the background colour for CGM files.
CGMPIC: sets the picture ID for CGM files.
DISENV: sets the DISLIN environment variable.
DISINI: initializes DISLIN.
ERASE: clears the screen.
ERRDEV: defines the error device.
ERRFIL: sets the name of the error file.
ERRMOD: modifies the printing of error messages.
FILBOX: defines the position and size of included metafiles.
FILMOD: defines the file creation mode.
FILOPT: modifies rules for creating file versions.
FILSIZ: returns the size off an image file.
FILTYP: returns the type off a file.
FILWIN: defines a rectangle of the image that will be included by INCFIL.
GIFMOD: enables transparency for GIF files.
HPGMOD: sets options for HPGL files.
HWORIG: defines the origin of the PostScript hardware page.
HWPAGE: defines the size of the PostScript hardware page.
HWSCAL: modifies the scale operator in PostScript files.
IMGFMT: defines the format of image files.
INCFIL: includes metafiles into a graphics.
METAFL: defines the plot file format.
NEWPAG: creates a new page.
ORIGIN: defines the origin.
PAGE: sets the page size.
PAGERA: plots a page border.
PAGFLL: fills the page with a colour.
PAGHDR: plots a page header.
PAGMOD: selects a page rotation.
PAGORG: defines the origin of the page.
PDFBUF: copies a PDF file to a buffer.
PDFMOD: defines compression mode for PDF files.
PDFMRK: defines bookmarks for PDF files.
PNGMOD: enables transparency for PNG files.
SCLFAC: defines a scaling factor for the entire plot.
SCLMOD: defines a scaling mode.
SCRMOD: swaps back- and foreground colours.
SENDBF: flushes the output buffer.
SETFIL: sets the plot file name.
SETPAG: selects a predefined page format.
SETXID: defines an external X11 window or pixmap.
SYMFIL: sends a plot file to a device.
TIFMOD: defines the physical resolution of TIFF files.
UNIT: defines the logical unit for messages.
UNITS: defines the plot units.
WMFMOD: modifies the format of WMF files.

Termination and Parameter Resetting

DELGLB: frees space alllocated for global parameters.
DISFIN: terminates DISLIN.
ENDGRF: terminates an axis system and sets the level to 1.
RESET: resets parameters to default values.

Plotting Text and Numbers

ANGLE: defines the character angle.
CHAANG: defines an inclination angle for characters.
CHASPC: affects character spacing.
CHAWTH: affects the width of characters.
FIXSPC: sets a constant character width.
FRMESS: defines the thickness of text frames.
HEIGHT: defines the character height.
MESSAG: plots text.
MIXALF: enables control signs in character strings for plotting indices and exponents.
NEWMIX: defines an alternate set of control characters for plotting indices and exponents.
NLMESS: returns the length of character strings in plot coordinates.
NUMBER: plots floating point numbers.
NUMFMT: determines the format of numbers.
NUMODE: modifies the appearance of numbers.
RLMESS: plots text where the position is specified in user coordinates.
RLNUMB: plots numbers where the position is specified in user coordinates.
SETBAS: determines the position of indices and exponents.
SETEXP: determines the character height of indices and exponents.
SETMIX: defines global control signs for plotting indices and exponents.
TEXMOD: enables TeX mode for plotting mathematical formulas.
TEXOPT: defines TeX options.
TEXVAL: defines TeX valus.
TXTBGD: defines a background colour for text and numbers.
TXTJUS: defines the alignment of text and numbers.

Colours

COLOR: defines colours.
HSVRGB: converts HSV to RGB coordinates.
INDRGB: calculates a colour index.
INTRGB: calculates an explicit colour value.
MYVLT: changes the current colour table.
RGBHSV: converts RGB to HSV coordinates.
SETCLR: defines colours.
SETIND: changes the current colour table.
SETRGB: defines colours.
SETVLT: selects a colour table.
VLTFIL: stores or loads a colour table.

Fonts

BASALF: defines the base alphabet.
BMPFNT: defines a bitmap font.
CHACOD: defines the character coding.
COMPLX: sets a complex font.
DUPLX: sets a double-stroke font.
DISALF: sets the default font.
EUSHFT: defines a shift character for special European characters.
GOTHIC: sets a gothic font.
HELVE: sets a shaded font.
HELVES: sets a shaded font with small characters.
HELVET: sets a shaded font with thick characters.
HWFONT: sets a standard hardware font.
PSFONT: sets a PostScript font.
PSMODE: enables Greek and Italic PostScript characters.
SERIF: sets a complex shaded font.
SIMPLX: sets a single-stroke font.
SMXALF: defines shift characters for alternate alphabets.
TRIPLX: sets a triple-stroke font.
TTFONT: loads a TrueType font.
WINFNT: sets a TrueType font for screen output on Windows 95/NT.

Symbols

HSYMBL: defines the height of symbols.
MYSYMB: defines a user-defined symbol.
RLSYMB: plots symbols where the centre is specified in user coordinates.
SYMBOL: plots symbols.
SYMROT: defines a rotation angle for symbols.

Axis Systems

ADDLAB: plots additional single labels.
AX2GRF: suppresses the plotting of the upper X- and the left Y-axis.
AX3LEN: defines axis lengths for a coloured 3-D axis system.
AXSERS: erases the contents of an axis system.
AXSLEN: defines axis lengths for a 2-D axis system.
AXSORG: determines the position of crossed axis systems.
AXSPOS: determines the position of axis systems.
AXGIT: plots the lines X = 0 and Y = 0.
AXSBGD: defines the background colour.
AXSTYP: selects rectangular or crossed axis systems.
BOX2D: plots a border around an axis system.
CENTER: centres axis systems.
CROSS: plots the lines X = 0 and Y = 0 and marks them with ticks.
ENDGRF: terminates an axis system.
FRAME: defines the frame thickness of axis systems.
FRMCLR: defines the colour of frames.
GAXPAR: calculates axis parameters.
GRACE: affects the clipping margin of axis systems.
GRAF: plots a two-dimensional axis system.
GRAF3: plots an axis system for colour graphics.
GRAFP: plots a polar axis system.
GRAFR: plots an axis system for a Smith chart.
GRDPOL: plots a polar grid.
GRID: overlays a grid on an axis system.
GRIDIM: plots a grid line with a constant imaginary part in a Smith chart.
GRIDRE: plots a grid line with a constant real part in a Smith chart.
NOCLIP: suppresses clipping of user coordinates.
NOGRAF: suppresses the plotting of an axis system.
POLMOD: modifies the appearance of polar labels.
SETGRF: suppresses parts of an axis system.
SETSCL: sets automatic scaling.
TITLE: plots a title over an axis system.
XAXGIT: plots the line Y = 0.
XCROSS: plots the line Y = 0 and marks it with ticks.
YAXGIT: plots the line X = 0.
YCROSS: plots the line X = 0 and marks it with ticks.

Secondary Axes

XAXIS: plots a linear X-axis.
XAXLG: plots a logarithmic X-axis.
YAXIS: plots a linear Y-axis.
YAXLG: plots a logarithmic Y-axis.
ZAXIS: plots a linearly scaled colour bar.
ZAXLG: plots a logarithmically scaled colour bar.
YPOLAR: plots a polar Y-axis.

Modification of Axes

AXCLRS: defines colours for axis elements.
AXENDS: suppresses certain labels.
AXSSCL: defines the axis scaling.
HNAME: defines the character height of axis names.
INTAX: defines integer numbering for all axes.
LABDIG: sets the number of decimal places for labels.
LABDIS: sets the distance between labels and ticks.
LABELS: selects labels.
LABJUS: defines the alignment of axis labels.
LABMOD: modifies date labels.
LABPOS: determines the position of labels.
LABTYP: defines vertical or horizontal labels.
LOGTIC: modifies the appearance of logarithmic ticks.
MYLAB: sets user-defined labels.
NAMDIS: sets the distance between axis names and labels.
NAME: defines axis titles.
NAMJUS: defines the alignment of axis titles.
NOLINE: suppresses the plotting of axis lines.
RGTLAB: right-justifies labels.
RVYNAM: defines an angle for Y-axis names.
TICKS: sets the number of ticks.
TICLEN: sets the length of ticks.
TICMOD: modifies the plotting of ticks at calendar axes.
TICPOS: determines the position of ticks.
TIMOPT: modifies time labels.

Axis System Titles

HTITLE: defines the character height of titles.
LFTTIT: left-justifies title lines.
LINESP: defines line spacing.
TITJUS: defines the alignment of titles.
TITLE: plots axis system titles.
TITLIN: defines text lines for titles.
TITPOS: defines the position of titles.
VKYTIT: shifts titles in the vertical direction.

Plotting Data Points

BARS: plots a bar graph.
BARS3D: plots 3-D bars.
CHNATT: changes curve attributes.
CHNCRV: defines attributes changed automatically by CURVE.
COLOR: defines the colour used for text and lines.
CRVMAT: plots a coloured surface.
CURVE: plots curves.
CURVE3: plots coloured rectangles.
CURVX3: plots rows of coloured rectangles.
CURVY3: plots columns of coloured rectangles.
ERRBAR: plots error bars.
FBARS: plots financial bars.
FIELD: plots vector fields.
GAPCRV: defines gaps plotted by CURVE.
GAPSIZ: defines gaps plotted by CURVE.
INCCRV: defines the number of curves plotted with equal attributes.
INCMRK: selects symbols or lines for CURVE.
LICMOD: sets modes for the LIC algorithm.
LICPTS: calculates a Line Integral Convolution image of a vector field.
LINFIT: plots a straight line that has the best fit to a series of data points.
MARKER: sets the symbols plotted by CURVE.
MRKCLR: defines the colour of symbols plotted by CURVE.
NANCRV: enables handling of NaN values in curves.
NOCHEK: suppresses listing of data points that lie outside of the axis scaling.
PIEGRF: plots a pie chart.
POLCRV: defines the interpolation method used by CURVE.
RESATT: resets curve attributes.
SETRES: sets the size of coloured rectangles.
SHDCRV: plots shaded areas between curves.
SPLMOD: modifies spline interpolation.
STMMOD: sets streamline modes.
STMPTS: generates a streamline.
STMOPT: defines integer options for streamlines.
STMTRI: plots streamlines from triangulated data.
STMVAL: defines floating point options for streamlines.
STREAM: plots streamlines.
THKCRV: defines the thickness of curves.
TXTURE: generates a texture array for LICPTS.
VECFLD: plots a vector field.
VECMAT: plots a vector field on a regular grid.

Legends

FRAME: sets the frame thickness of legends.
LEGBGD: defines the background colour of legends.
LEGEND: plots legends.
LEGINI: initializes legends.
LEGLIN: defines text for legend lines.
LEGOPT: modifies the appearance of legends.
LEGPAT: stores curve attributes.
LEGPOS: determines the position of legends.
LEGSEL: selects legend lines.
LEGTBL: defines the number of columns in table legends and the plot direction of legend entries.
LEGTIT: defines the legend title.
LEGTYP: defines horizontal or vertical legend lines, or legends in table form.
LEGVAL: modifies the appearance of legends.
LINESP: affects line spacing.
MIXLEG: enables multiple text lines in legends.
NXLEGN: returns the width of legends in plot coordinates.
NYLEGN: returns the height of legends in plot coordinates.

Line Styles and Shading Patterns

CHNDOT: sets a dotted-dashed line style.
CHNDSH: sets a dashed-dotted line style.
COLOR: sets a colour.
DASH: sets a dashed line style.
DASHL: sets a long-dashed line style.
DASHM: sets a medium-dashed line style.
DOT: sets a dotted line style.
DOTL: sets a long-dotted line style.
HWMODE: enables or disables hardware features for the line styles and shading patterns.
LINCLR: defines colours for line styles.
LINMOD: enables anti-aliased lines in image formats.
LINTYP: defines a line style.
LINWID: sets the line width.
LNCAP: sets the line cap parameter.
LNJOIN: sets the line join parameter.
LNMLT: sets the miter limit parameter.
MYLINE: sets a user-defined line style.
MYPAT: defines a global shading pattern.
PENWID: sets the pen width.
SHDFAC: modifies the distance of scan lines for software shading.
SHDPAT: selects a shading pattern.
SOLID: sets a solid line style.

Cycles

CLRCYC: modifies the colour cycle.
LINCYC: modifies the line style cycle.
PATCYC: modifies the pattern cycle.

Base Transformations

TR3AXS: affects the 3-D rotation of plot vectors.
TR3RES: resets 3-D base transformations.
TR3ROT: affects the 3-D rotation of plot vectors.
TR3SCL: affects the 3-D scaling of plot vectors.
TR3SHF: affects the 3-D shifting of plot vectors.
TRFRES: resets base transformations.
TRFROT: affects the rotation of plot vectors.
TRFSCL: affects the scaling of plot vectors.
TRFSHF: affects the shifting of plot vectors.

Shielding

SHIELD: defines automatic shielding.
SHLCIR: defines circles as shielded areas.
SHLDEL: deletes shielded areas.
SHLELL: defines ellipses as shielded areas.
SHLIND: returns the index of a shielded area.
SHLPIE: defines pie segments as shielded areas.
SHLPOL: defines polygons as shielded areas.
SHLRCT: defines rotated rectangles as shielded areas.
SHLREC: defines rectangles as shielded areas.
SHLRES: deletes shielded areas.
SHLVIS: enables or disables shielded areas.

Parameter Requesting Routines

GETALF: returns the base alphabet.
GETANG: returns the current angle used for text and numbers.
GETCLP: returns the currents clipping window.
GETCLR: returns the current colour number.
GETDIG: returns the number of decimal places used in labels.
GETFIL: returns the current plot file name.
GETGRF: returns the scaling of the current axis system.
GETHGT: returns the current character height.
GETHNM: returns the character height of axis titles.
GETIND: returns the RGB coordinates for a colour index.
GETLAB: returns the current labels.
GETLEN: returns the current axis lengths.
GETLEV: returns the current level.
GETLIN: returns the current line width.
GETMFL: returns the current file format.
GETMIX: returns shift characters defined for indices and exponents.
GETOR: returns the current origin.
GETPAG: returns the current page size.
GETPAT: returns the current shading pattern.
GETPLV: returns the current patch level.
GETPOS: returns the position of the axis system.
GETRAN: returns the range of colour bars.
GETRES: returns the size of points used in 3-D colour graphics.
GETRGB: returns the RGB coordinates of the current colour.
GETSCL: returns the current axis scaling.
GETSCM: informs if automatic axis scaling is used.
GETSCR: returns the screen size in pixels.
GETSHF: returns the control character used for European characters.
GETSP1: returns the distance between axis ticks and labels.
GETSP2: returns the distance between axis labels and names.
GETSYM: returns the current symbol number and height.
GETTCL: returns the current tick lengths.
GETTIC: returns the number of ticks plotted between labels.
GETTYP: returns the current line style.
GETUNI: returns the current unit used for messages.
GETVER: returns the version number of the currently used DISLIN library.
GETVK: returns the current lengths used for shifting.
GETVLT: returns the current colour table.
GETWID: returns the width of colour bars.
GETWIN: returns the position and size of the graphics window.
GETXID: returns the X window ID.
GMXALF: returns shift characters for alphabets.

Elementary Plot Routines

ARCELL: plots elliptical arcs.
AREAF: plots polygons.
CIRCLE: plots circles.
CONNPT: plots a line to a point.
ELLIPS: plots ellipses.
LINE: plots lines.
NOARLN: suppresses the outline of geometric figures.
PIE: plots pie segments.
POINT: plots coloured rectangles where the position is defined by the centre point.
RECFLL: plots coloured rectangles.
RECTAN: plots rectangles.
RNDREC: plots a rectangle with rounded corners.
RLARC: plots elliptical arcs for user coordinates.
RLAREA: plots polygons for user coordinates.
RLCIRC: plots circles for user coordinates.
RLCONN: plots a line to a point (user coordinates).
RLELL: plots ellipses for user coordinates.
RLINE: plots lines for user coordinates.
RLPIE: plots pie segments for user coordinates.
RLPOIN: plots coloured rectangles for user coordinates.
RLREC: plots rectangles for user coordinates.
RLRND: plots for user coordinates a rectangle with rounded corners.
RLSEC: plots coloured pie sectors for user coordinates.
RLSTRT: moves the pen to a point (user coordinates).
RLVEC: plots vectors for user coordinates.
RLWIND: plots wind speed symbols for user coordinates.
SECTOR: plots coloured pie sectors.
STRTPT: moves the pen to a point.
TRIFLC: plots filled triangles with interpolated colours.
TRIFLL: plots filled triangles.
VECCLR: defines colour for arrow heads.
VECOPT: defines vector options.
VECTOR: plots vectors.
WINDBR: plots wind speed symbols.
XMOVE: moves the pen to a point.
XDRAW: plots a line to a point.

Conversion of Coordinates

COLRAY: converts Z-coordinates to colour numbers.
GETICO: converts a complex reflection factor to an impedance.
GETRCO: converts a complex impedance value to a reflection factor.
NXPIXL: converts X plot coordinates to pixel
NXPOSN: converts X-coordinates to plot coordinates.
NYPIXL: converts Y plot coordinates to pixel
NYPOSN: converts Y-coordinates to plot coordinates.
NZPOSN: converts Z-coordinates to colour numbers.
TRFCO1: converts one-dimensional coordinates.
TRFCO2: converts two-dimensional coordinates.
TRFCO3: converts three-dimensional coordinates.
TRFREL: converts X- and Y-coordinates to plot coordinates.
XINVRS: converts X plot coordinates to user coordinates.
XPOSN: converts X-coordinates to real plot coordinates.
YINVRS: converts Y plot coordinates to user coordinates.
YPOSN: converts Y-coordinates to real plot coordinates.

Utility Routines

BEZIER: calculates a Bezier interpolation.
BITSI2: allows bit manipulation on 16 bit variables.
BITSI4: allows bit manipulation on 32 bit variables.
CIRC3P: calculates a circle specified by three points.
FCHA: converts floating point numbers to character strings.
FLEN: calculates the number of digits for floating point numbers.
HISTOG: calculates a histogram.
INTCHA: converts integers to character strings.
INTLEN: calculates the number of digits for integers.
INTUTF: converts Unicode numbers to a UTF8 string.
NLMESS: returns the length of character strings in plot coordinates.
NLNUMB: returns the length of numbers in plot coordinates.
POLCLP: clips a polygon.
SORTR1: sorts floating point numbers.
SORTR2: sorts points in the X-direction.
SPLINE: returns splined points as calculated in CURVE.
SWAPI2: swaps the bytes of 16 bit variables.
SWAPI4: swaps the bytes of 32 bit variables.
TRFMAT: converts matrices.
TRIANG: calculates the Delaunay triangulation.
TRMLEN: calculates the number of characters in character strings.
UPSTR: converts a character string to uppercase letters.
UTFINT: converts a UTF8 string to Unicode numbers.

Binary File I/O

CLOSFL: closes a file.
OPENFL: opens a file for binary I/O.
POSIFL: skips to a certain position relative to the start.
READFL: reads a given number of bytes.
SKIPFL: skips a number of bytes from the current position.
TELLFL: returns the file position.
WRITFL: writes a given number of bytes.

Date Routines

BASDAT: defines the base date.
INCDAT: calculates incremented days.
NWKDAY: returns the weekday for a date.
TRFDAT: converts incremented days to a date.

Cursor Routines

CSRKEY: returns a key event.
CSRLIN: returns the end points of a line.
CSRMOD: modifies the behaviour of CSRPOS.
CSRMOV: returns collected cursor movements.
CSRPOL: returns collected cursor positions.
CSRPOS: sets and returns the cursor position.
CSRPT1: returns a pressed cursor position.
CSRPTS: returns collected cursor positions.
CSRREC: returns a rectangle created with the mouse cursor.
CSRTYP: defines the cursor type.
CSRUNI: defines the unit returned cursor routines.
SETCSR: defines the cursor type of the graphics window.

Transparency

TPRFIN: terminates alpha blending.
TPRINI: initializes alpha blending.
TPRMOD: modifies alpha blending.
TPRVAL: sets the alpha value.

Bar Graphs

BARBOR: defines the colour of bar borders.
BARCLR: defines the colours of bars.
BARGRP: affects clustered bars.
BAROPT: sets parameters for 3-D bars.
BARPOS: selects predefined positions for bars.
BARS: plots bar graphs.
BARTYP: selects vertical or horizontal bars.
CHNBAR: modifies the appearance of bars.
LABCLR: defines the colour of bar labels.
LABDIG: defines the number of decimal places in bar labels.
LABELS: defines bar labels.
LABPOS: defines the position of bar labels.

Pie Charts

CHNPIE: defines colour and pattern attributes for pie segments.
LABCLR: defines the colour of segment labels.
LABDIG: defines the number of decimal places in segment labels.
LABELS: defines pie labels.
LABPOS: defines the position of segment labels.
LABTYP: modifies the appearance of segment labels.
PIEBOR: defines the colour of pie borders.
PIECBK: defines a callback routine for PIEGRF.
PIECLR: defines pie colours.
PIEEXP: defines exploded pie segments.
PIEGRF: plots pie charts.
PIELAB: sets additional character strings plotted in segment labels.
PIEOPT: sets parameters for 3-D pie charts.
PIEROT: sets a rotation angle for 2-D pie charts.
PIETYP: selects 2-D or 3-D pie charts.
PIEVAL: modifies parameters for pie charts.
PIEVEC: modifies the arrow plotted between labels and segments.

Coloured 3-D Graphics

AX3LEN: defines axis lengths.
COLRAN: defines the range of colour bars.
CRVMAT: plots a coloured surface.
CRVQDR: plots coulored quadrangles.
CRVTRI: plots a coloured surface from triangulated data..
CURVE3: plots coloured rectangles.
CURVX3: plots rows of coloured rectangles.
CURVY3: plots columns of coloured rectangles.
ERASE: erases the screen.
FRMBAR: defines the thickness of frames around colour bars.
GRAF3: plots a coloured axis system.
JUSBAR: defines the alignment of colour bars.
NOBAR: suppresses the plotting of colour bars.
NOBGD: suppresses the plotting of points which have the same colour as the background.
NZPOSN: converts a Z-coordinate to a colour number.
POINT: plots coloured rectangles.
POSBAR: sets the position of colour bars.
RECFLL: plots coloured rectangles.
RLPOIN: plots coloured rectangles for user coordinates where the position is defined by the centre point.
RLSEC: plots coloured pie sectors for user coordinates.
SECTOR: plots coloured pie sectors.
SETRES: defines the size of coloured rectangles.
SPCBAR: sets the space between colour bars and axis systems.
VKXBAR: shifts colour bars in the X-direction.
VKYBAR: shifts colour bars in the Y-direction.
WIDBAR: defines the width of colour bars.
ZAXIS: plots linearly scaled colour bars.
ZAXLG: plots logarithmically scaled colour bars.

3-D Graphics

ABS3PT: converts absolute 3-D coordinates to plot coordinates.
AUTRES3D: sets the size of the 3-D symbol 'cube'.
AXIS3D: defines the lengths of the 3-D box.
BARS3D: plots 3-D bars.
BOX3D: plots a border around the 3-D box.
CONE3D: plots a cone.
CONN3D: plots a line to a point in 3-D space.
CONSHD3D: plots a 3-D contours.
CRVT3D: plots curves with addition thickness and colour attributes.
CURV3D: plots curves or symbols.
CURV4D: plots coloured symbols.
CYLI3D: plots a cylinder.
DBFFIN: terminates a depth sort.
DBFINI: initializes a depth sort.
DBFMOD: can disable the depth sort.
DISK3D: plots a disk.
FIELD3D: plots a vector field.
FLAB3D: disables the suppression of axis labels.
GETLIT: calculates colour values.
GETMAT: calculates a function matrix from randomly distributed data points.
GRAF3D: plots an axis system.
GRFFIN: terminates a projection into 3-D space.
GRFIMG: includes an image into 3-D space.
GRFINI: initializes projections in 3-D space.
HSYM3D: sets the height of 3-D symbols.
ISOPTS: calculates isosurfaces.
LABL3D: modifies the appearance of labels on the 3-D box.
LIGHT: turns lighting on or off.
LITMOD: turns single light sources on or off.
LITOP3: modifies light parameters.
LITOPT: modifies light parameters.
LITPOS: sets the position of light sources.
MATOP3: modifies material parameters.
MATOPT: modifies material parameters.
GRID3D: plots a grid.
MDFMAT: modifies the algorithm used in GETMAT.
MSHCLR: defines the colour of surface meshes.
NOHIDE: disables the hidden-line algorithm.
PIKE3D: plots a cone.
PLAT3D: plots a Platonic solid.
PLYFIN: terminates output of polygons to a PLY format.
PLYINI: initializes output of polygons to a PLY format.
POS3PT: converts user coordinates to absolute 3-D coordinates.
PROJ3D: defines perspective or orthographic projection.
PYRA3D: plots a pyramid.
QUAD3D: plots a quad.
REL3PT: converts user coordinates to plot coordinates.
ROT3D: defines rotation angles for symbols and solids.
SETFCE: sets a face side for defining material parameters.
SETRES3D: sets the size of the 3-D symbol 'cube'.
SHDMOD: defines flat or smooth shading for surfaces.
SHLSUR: protects surfaces from overwriting.
SPHE3D: plots a sphere.
STMPTS3D: generates a streamline.
STREAM3D: plots streamlines.
STRT3D: moves the pen to a point.
SURCLR: selects surface colours.
SURFCE: plots the surface of a function matrix.
SURFCP: plots a shaded surface of a parametric function.
SURFUN: plots the surface of the function Z = F(X,Y).
SURISO: plots isosurfaces.
SURMAT: plots the surface of a function matrix.
SURMSH: enables grid lines for SURSHD and SURFCP.
SUROPT: suppresses surfaces lines plotted by SURFCE.
SURSHC: plots a coloured surface, where colour values are calculated from an extra matrix.
SURSHC: plots a coloured surface.
SURSHD: plots a coloured surface.
SURTRI: plots a coloured surface from triangulated data.
SURVIS: determines the visible part of surfaces.
SYMB3D: plots a 3-D symbol.
TORUS3D: plots a torus.
TUBE3D: plots a tube.
VANG3D: defines the field of view.
VECF3D: plots a vector field.
VECMAT3D: plots a vector field on a regular grid.
VECTR3: plots vectors in 3-D space.
VFOC3D: defines the focus point.
VIEW3D: defines the viewpoint.
VSCL3D: sets a scaling factor for orthographic view.
VTX3D: plots faces from vertices.
VTXC3D: plots faces from vertices.
VTXN3D: plots faces from vertices.
VUP3D: defines the camera orientation.
ZBFERS: erases the frame buffer of a Z-buffer.
ZBFFIN: terminates the Z-buffer.
ZBFINI: allocates space for a Z-buffer.
ZBFLIN: plots lines.
ZBFMOD: can disable the Z-buffer.
ZBFRES: resets the Z-buffer.
ZBFSCL: scales the internal image for PDF output.
ZBFTRI: plots triangles.
ZSCALE: defines a Z-scaling for coloured surfaces.

Geographical Projections

CURVMP: plots curves or symbols.
GRAFMP: plots a geographical axis system.
GRIDMP: plots a grid.
MAPBAS: defines a base map.
MAPFIL: defines an external map file.
MAPIMG: plots a BMP or GIF map image.
MAPLAB: enables labels for elliptical and azimuthal
MAPLEV: specifies land or lake plotting.
MAPMOD: modifies the connection of points used in CURVMP.
MAPOPT: sets options for map plotting.
MAPPOL: defines the map pole used for azimuthal projections.
MAPREF: defines two latitudes used for conical projections.
POS2PT: converts user coordinates to plot coordinates.
PROJCT: selects a projection.
PT2POS: converts plot coordinates to user coordinates.
SETCBK: sets a callback routine for a user-defined projection.
SHDAFR: shades African countries.
SHDASI: shades Asiatic countries.
SHDAUS: shades Oceanic countries.
SHDEUR: shades European countries.
SHDMAP: shades continents.
SHDNOR: shades states of North and Central America.
SHDSOU: shades states of South America.
SHDUSA: shades USA states.
WORLD: plots coastlines and lakes.
XAXMAP: plots a secondary X-axis.
YAXMAP: plots a secondary Y-axis.

Contouring

CONCLR: defines colours fro filled contours.
CONCRV: plots generated contours.
CONFLL: plots filled contours from triangulated data.
CONGAP: affects the spacing between contour lines and labels.
CONLAB: defines a character string used for contour labels.
CONMAT: plots contours.
CONMOD: affects the position of contour labels.
CONPTS: generates contours.
CONSHD: plots shaded contours.
CONSHD2: plots shaded contours.
CONTRI: plots contours from triangulated data.
CONTUR: plots contours.
CONTUR2: plots contours.
LABCLR: defines the colour of contour labels.
LABDIS: defines the distance between labels.
LABELS: defines contour labels.
SHDMOD: sets the algorithm for shaded contours.
TRIPTS: generates contours from triangulated data.

Image Routines

EXPIMG: copies an image from memory to a file.
IMGBOX: defines a rectangle for PostScript/PDF output.
IMGCLP: defines a clipping rectangle for RBMP, RTIFF, RPNG, RGIF, and RPPM.
IMGFIN: terminates transferring of image data.
IMGINI: initializes transferring of image data.
IMGMOD: selects index or RGB mode.
IMGSIZ: defines an image size for PostScript/PDF output.
IMGTPR: defines a transparency colour for images.
LDIMG: loads an image into an array.
RBFPNG: stores an image as PNG file in a buffer.
RBMP: stores an image as a BMP file.
RGIF: stores an image as a GIF file.
RIMAGE: copies an image from memory to a file.
RPIXEL: reads a pixel from memory.
RPIXLS: reads image data from memory.
RPNG: stores an image as a PNG file.
RPPM: stores an image as a PPM file.
RPXROW: reads a row of image data from memory.
RTIFF: stores an image as a TIFF file.
WIMAGE: copies an image from file to memory.
WPIXEL: writes a pixel to memory.
WPIXLS: writes image data to memory.
WPXROW: write a row of image data to memory.
WTIFF: copies a TIFF file created by DISLIN to memory.

Window Routines

CLSWIN: closes a window.
HIDWIN: defines whether a window is visible or not.
OPNWIN: opens a window for graphics output.
PAGWIN: defines page formats for windows.
SELWIN: selects a window for graphics output.
WINAPP: defines a window or console application.
WINCBK: sets a callback routine which is called in DISFIN when the size of the graphics window is changed.
WINDOW: defines the position and size of windows.
WINICO: loads an icon for the windows title bar.
WINID: returns the ID of the currently selected window.
WINKEY: defines a key that can be used for program continuation in DISFIN.
WINJUS: defines the position of the graphics window.
WINMOD: affects the handling of windows in the termination routine DISFIN.
WINSIZ: defines the size of windows.
WINTIT: sets the title of the currently selected window.
WINTYP: sets the type of the graphics window.

Widget Routines

DOEVNT: processes pending events.
DWGBUT: displays a message that can be answered with 'Yes' or 'No'.
DWGERR: returns a status if the OK button is pressed in the routines DWGFIL, DWGLIS and DWGTXT.
DWGFIL: creates a file selection box.
DWGLIS: gets a selection from a list of items.
DWGMSG: displays a message.
DWGTXT: prompts a user for input.
FREEPTR: deallocates space allocated by DISLIN.
GETDSP: returns the terminal type.
GWGBOX: requests the value of a box widget.
GWGBUT: requests the status of a button widget.
GWGFIL: requests the value of a file widget.
GWGFLT: requests the value of a text widget as real number.
GWGGUI: returns the used GUI.
GWGINT: requests the value of a text widget as integer.
GWGLIS: requests the value of a list widget.
GWGSCL: requests the value of a scale widget.
GWGSIZ: requests the size of widgets in pixel.
GWGTBF: requests cell values of table widgets.
GWGTBI: requests cell values of table widgets.
GWGTBL: requests cell values of table widgets.
GWGTBS: requests cell values of table widgets.
GWGTXT: requests the value of a text widget.
GWGXID: returns the window ID for a widget.
ITMNCAT: concatenates an element to a list string.
ITMCNT: calculates the number of elements in a list string.
ITMSTR: extracts an element from a list string.
MSGBOX: prints a message.
SENDOK: sends an OK message to the event queue.
SWGBGD: changes the background colour of widgets.
SWGBOX: changes the selection of a box widget.
SWGBUT: changes the status of a button widget.
SWGCB2: connects a table widget with a callback routine.
SWGCB3: defines callback routines for draw widgets.
SWGCBK: connects a widget with a callback routine.
SWGCLR: defines colours for widgets.
SWGDRW: defines the height of draw widgets.
SWGFGD: changes the foreground colour of widgets.
SWGFIL: changes the value of a file widget.
SWGFLT: changes the value of text widgets.
SWGFNT: sets fonts for widgets.
SWGFOC: sets the keyboard focus.
SWGHLP: sets a character string that will be displayed if the Help menu is clicked.
SWGINT: changes the value of text widgets.
SWGIOP: sets integer options for widgets.
SWGJUS: defines the alignment of label widgets.
SWGLIS: changes the selection of a list widget.
SWGMIX: defines control characters.
SWGMOD: defines ASCII or X Window mode for widgets.
SWGMRG: defines widget margins.
SWGPOP: modifies the appearance of the popup menu bar.
SWGPOS: defines the position of widgets.
SWGRAY: defines the width of columns in table widgets.
SWGSCL: changes the value of a scale widget.
SWGSIZ: defines the size of widgets.
SWGSPC: modifies the space between widgets.
SWGSTP: defines a step value for scale widgets.
SWGTBF: sets cell values of table widgets.
SWGTBI: sets cell values of table widgets.
SWGTBL: sets cell values of table widgets.
SWGTBS: sets cell values of table widgets.
SWGTIT: sets a title for the main widget.
SWGTXT: changes the value of a text widget.
SWGTYP: modifies the appearance of widgets.
SWGVAL: changes the value of progress bars.
SWGWIN: defines the position and size of widgets.
SWGWTH: sets the default width of widgets.
WGAPP: creates an entry in a popup menu.
WGAPPB: uses an image as entry in a popup menu.
WGBAS: creates a container widget.
WGBOX: creates a list widget where the list elements are displayed as toggle buttons.
WGBUT: creates a button widget.
WGCMD: creates a command widget.
WGFIL: creates a file widget.
WGFIN: terminates widget routines.
WGICON: creates a label widget with an icon as label.
WGIMG: creates a label widget with an image as label.
WGINI: creates a main widget and initalizes widget routines.
WGLAB: creates a label widget.
WGLIS: creates a list widget.
WGLTXT: creates a labeled text widget.
WGOK: creates a OK push button widget.
WGPBAR: creates a progress bar.
WGPBUT: creates a push button widget.
WGPICON: creates a push button widget with an icon as label.
WGPIMG: creates a push button widget with an image as label.
WGPOP: creates a popup menu.
WGPOPB: uses an image as popup menu.
WGQUIT: creates a QUIT push button widget.
WGSCL: creates a scale widget.
WGSEP: creates a separator widgets.
WGSTXT: creates a scrolled text widget.
WGTBL: creates a table widget.
WGTXT: creates a text widget.

Quick Plots

QPLBAR: plots a bar graph.
QPLCLR: plots a colour surface of a matrix.
QPLCON: plots a contour line of a matrix.
QPLPIE: plots a pie chart.
QPLCRV: plots multiple curves.
QPLOT: makes a curve plot.
QPLSCA: makes a scatter plot.
QPLSCL: sets a user-defined scaling.
QPLSUR: plots a surface of a matrix.

MPAe Emblem

MPAEPL: plots the MPAe emblem.
MPLANG: defines a rotation angle for the MPAe emblem.
MPLCLR: defines the fore- and background colours of the MPAe emblem.
MPLPOS: defines the position of the MPAe emblem.
MPLSIZ: defines the size of the MPAe emblem.
NOFILL: suppresses the shading of the MPAe emblem.

Using Threads

THRFIN: terminates threads.
THRINI: enables threads.

Reading FITS Files

FITSCLS: closes a FITS file.
FITSFLT: returns the floatingpoint value of a key.
FITSHDU: selects the current FITS HDU.
FITSIMG: copies a FITS image to an array.
FITSOPN: opens a FITS file for reading.
FITSSTR: returns the string value of a key.
FITSTYP: returns the type of a key.
FITSVAL: returns the integer value of a key.

MPS Logo

MPSLOGO: plots the MPS logo.

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