NAME

rpdr −  relative polygon draw

SPECIFICATION

C
rpdr(dx, dy, dz)
Coord dx, dy, dz;

rpdri(dx, dy, dz)
Icoord dx, dy, dz;

rpdrs(dx, dy, dz)
Scoord dx, dy, dz;

rpdr2(dx, dy)
Coord dx, dy;

rpdr2i(dx, dy)
Icoord dx, dy;

rpdr2s(dx, dy)
Scoord dx, dy;

FORTRAN
subroutine rpdr(dx, dy, dz)
real dx, dy, dz

subroutine rpdri(dx, dy, dz)
integer*4 dx, dy, dz

subroutine rpdrs(dx, dy, dz)
integer*2 dx, dy, dz

subroutine rpdr2(dx, dy)
real dx, dy

subroutine rpdr2i(dx, dy)
integer*4 dx, dy

subroutine rpdr2s(dx, dy)
integer*2 dx, dy

Pascal
procedure rpdr(dx, dy, dz: Coord);

procedure rpdri(dx, dy, dz: Icoord);

procedure rpdrs(dx, dy, dz: Scoord);

procedure rpdr2(dx, dy: Coord);

procedure rpdr2i(dx, dy: Icoord);

procedure rpdr2s(dx, dy: Scoord);

DESCRIPTION

rpdr is the relative version of pdr.  It specifies the next point in a filled polygon, using the previous point (the current graphics position) as the origin.  rpdr updates the current graphics position. 

All polygons must be convex. 

SEE ALSO

pclos, pdr, pmv, rpmv Programming Guide, Section 3.6, Polygons
 

Version 3.6  —  December 20, 1987