reentrant polygon


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Related to reentrant polygon: convex polygon, convex angle
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Noun1.reentrant polygon - a polygon with one or more reentrant angles
concave polygon - a polygon such that there is a straight line that cuts it in four or more points
References in periodicals archive ?
The reentrant polygon clipping by Sutherland and Hodgeman is limited to convex clip polygons [2, 9, 11].
Similar timings were obtained for the Reentrant Polygon Clipping [9] and scanline fill algorithms and listed under Method 2.