Q.

Which of the following is the equation involved in window to viewport mapping(symbols have their usual meanings)

A. xv=sxxw+tx,yv=syyw+ty
B. xv=sxxw-tx,yv=syyw-ty
C. xv+sxxw=tx,yv+syyw=ty
D. xv=sxxw*tx,yv=syyw*ty
Answer» A. xv=sxxw+tx,yv=syyw+ty
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