What is aliasing and antialiasing

What is aliasing and antialiasing? Briefly explain both the terms.




In line drawing algorithms, all rasterzed positions do not match with the true line and encompass to symbolize a straight line. This problem is rigorous in low resolution screens. In these screens line looks like a stair-step. This effect is termed as aliasing.

The procedure of adjusting intensities of pixels all along the line to minimize the consequence of aliasing is termed as antialiasing.

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