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Raster Graphics 고려대학교 컴퓨터 그래픽스 연구실
Contents ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Display Hardware ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Cathode Ray Tube (CRT)
Liquid Crystal Display (LCD)
Raster Graphics
Frame Buffer
Frame Buffer Refresh ,[object Object],[object Object]
Color Frame Buffer Blue channel Green channel Red channel 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0 255 150 75 0
Color CRT
Contents ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Output Primitives ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Points ,[object Object],[object Object],x y setPixel ( x ,  y )
Lines ,[object Object],[object Object],Jaggies = Aliasing
DDA Algorithm ,[object Object],[object Object],[object Object],x1 y1 x2 y2
DDA Algorithm ,[object Object],[object Object],[object Object],[object Object],[object Object],x1 y1 x2 y2
DDA Algorithm ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],x1 y2 x2 y1
DDA Algorithm ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],x1 y1 x2 y2
Bresenham’s Line Algorithm ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],NE M Q P(x p , y p ) E
Bresenham’s Algorithm(cont.) ,[object Object],[object Object]

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Raster Display(1)