
plarc: Draw a circular or elliptical arc 

DESCRIPTION:

    This function is used in examples 3 and 27. 

SYNOPSIS:

plarc(x, y, a, b, angle1, angle2, rotate, fill)

ARGUMENTS:

    x (PLFLT, input) :      X coordinate of arc center. 

    y (PLFLT, input) :      Y coordinate of arc center. 

    a (PLFLT, input) :      Length of the semimajor axis of the arc. 

    b (PLFLT, input) :      Length of the semiminor axis of the arc. 

    angle1 (PLFLT, input) :    Starting angle of the arc relative to the
    semimajor axis. 

    angle2 (PLFLT, input) :    Ending angle of the arc relative to the
    semimajor axis. 

    rotate (PLFLT, input) :    Angle of the semimajor axis relative to the
    X-axis. 

    fill (PLBOOL, input) :    Draw a filled arc. 
