How Sutherland-Hodgman Polygon Clipping is used to Clip a Polygon and The Polygon Extent is used to Clip the Polygon.
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About Clipping Window : • 2D Viewing OpenGL API's | OpenGL Comp...
Point & Line Clipping : • Point & Line Clipping in 2D | OpenGL ...
Cohen-Sutherland Line Clipping Algorithm : • Cohen-Sutherland Line Clipping Algori...