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Rasterizing Polygons

Rasterizing Polygons. Lecture 29 Wed, Dec 7, 2005. Rasterizing Polygons. Given a the vertices of a polygon, in viewport coordinates, which pixels should be shaded? How do we determine them efficiently?. Rasterizing Polygons. Rasterizing Polygons.

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Scan Conversion

Scan Conversion. Scan Conversion. Last step in the graphics pipeline Efficiency is a central issue Common primitives Lines (done last class) Polygons (fill polygons, today) Circles Hardware implementations preferable. Filling Polygons: Scan Line Algorithm. 14. 12. 10. 8. 6. 4. 2.

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Polygon Rasterization

Polygon Rasterization. Jian Huang, CS594, Fall 2001 This set of slides reference slides used at Ohio State for instruction by Prof. Han-Wei Shen. Scanline Rasterization. Polygon scan-conversion: Intersect scanline with polygon edges and fill between pairs of intersections.

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