Description: basic 2D linear map of the yuan generated by the basic algorithm (DDA, the midpoint method, Bresenham) basic 2D map yuan Arc/elliptical arc generated by the basic algorithm (midpoint) to achieve linear linewidth control of the attributes of 2D polygon scan conversion algorithm scanning 2D polygon scan conversion Edge geo-filling algorithm fence or filling algorithm regional connectivity filled two-dimensional scanning lines seed filling algorithm (four or eight connectivity connectivity ) 2D linear cut of the Cohen-Sutherland cutting midpoint segmentation algorithm and cutting algorithm
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