NAME
    ClearScreen -- Clear from current position to end of RastPort.

SYNOPSIS
    ClearScreen(rp)
                A1

    void ClearScreen(struct RastPort *);

FUNCTION
    Clear a rectangular swath from the current position to the
    right edge of the rastPort with ClearEOL, then clear the rest
    of the screen from just beneath the swath to the bottom of
    the rastPort.
    Clearing consists of setting the color of the swath to zero,
    or, if the DrawMode is 2, to the BgPen.

INPUTS
    rp - pointer to RastPort structure

NOTES
    o   This function may use the blitter.

SEE ALSO
    ClearEOL()  Text()  SetRast()
    graphics/text.h  graphics/rastport.h