Table 1.  Description of the 36 Functions Available in
          XSpecs.library Version 1.2.



Function Name            Description

XspecsAllocView          Allocate XSpecs memory and initialize
                         Rastport and Viewport data structures.
XspecsAllocViewDB        Allocate XSpecs memory and initialize
                         Rastport and Viewport data structures
                         for a double buffered XSpecs display.
XspecsAllocViewOS        Allocate XSpecs memory and initialize
                         Rastport and Viewport data structures
                         with overscan.
XspecsAllocViewOSDB      Allocate XSpecs memory and initialize
                         Rastport and Viewport data structures
                         for a double buffered XSpecs display
                         with overscan.
XspecsChangeSprite       Assign XSpecs simple sprite to left and
                         right viewport.  Change pixel definition
                         of XSpecs simple sprite.
XspecsDraw               Draw a line in XSpecs three dimensional
                         coordinates.
XspecsErrorCheckOff      Cancel error checking for screen
                         boundaries.
XspecsErrorCheckOn       Turn on error checking for drawing
                         outside screen boundaries.
XspecsFreeSprite         Free simple sprite from XSpecs use.
XspecsFreeView           Free memory associated with XSpecs View.
XspecsGetSprite          Assign a simple sprite for XSpecs use.
XspecsLeftRastPort       Return XSpecs left Rastport address.
XspecsLeftViewPort       Return XSpecs left Viewport address.
XspecsLeftXY             Convert XSpecs three dimensional
                         coordinates to left rastport
                         coordinates.
XspecsLoadRGB4           Load color data into XSpecs left and
                         right Viewports.
XspecsMove               Move graphics pen in the XSpecs three
                         dimensional coordinate system.
XspecsMoveSprite         Move sprite in the XSpecs three
                         dimensional coordinate system.
XspecsOff                Turn off XSpecs lens switching.
XspecsOn                 Turn on  XSpecs lens switching.
XspecsOpA                Specify that XSpecs functions should
                         operate on Rastport A of a double
                         buffered XSpecs display.
XspecsOpB                Specify that XSpecs functions should
                         operate on Rastport B of a double
                         buffered XSpecs display.
XspecsPolyDraw           Draw a sequence of lines in the Xspecs
                         three dimensional coordinate system.
XspecsRightRastPort      Find XSpecs right Rastport address.
XspecsRightViewPort      Find XSpecs right Viewport address.
XspecsRightXY            Convert XSpecs three dimensional
                         coordinates to right rastport
                         coordinates.
XspecsSetAPen            Set the color register for APen in
                         Xspecs left and right rastports.
XspecsSetD               Set distance from eye to screen.
XspecsSetE               Set eye separation.
XspecsSetDrMd            Set the draw mode for XSpecs left and
                         right rastports.
XspecsSetRGB4            Set RGB values for a color register in
                         XSpecs left and right viewports.
XspecsSetTime            Set time to a certain value.
XspecsShowA              Show rastport A of a double buffered
                         XSpecs display.
XspecsShowB              Show rastport B of a double buffered
                         XSpecs display.
XspecsText               Write text at XSpecs coordinates (x, y,
                         z).
XspecsTime               Get time in 1/60th of second intervals.
XspecsWritePixel         Draw a pixel in XSpecs three dimensional
                         coordinates.