Clipping Space
1
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-1 -----+----- 1
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-1- Cartesian coordinate system
(0, 0)in the center,(-1, -1)in the bottom left,(1, 1)in the top right
1
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-1 -----+----- 1
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-1(0, 0) in the center, (-1, -1) in the bottom left, (1, 1) in the top right