Depth Buffer technique
Describe the Depth Buffer technique in short? Also describe its features?
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a) To compare surface depths at all pixel position on plane projection.
b) As well termed as z-buffer technique.
c) Contain two buffer areas: Depth buffer and Refresh buffer.
d) Depth value for the surface position (x, y): Z (-Ax – By – D)/C
e) Depth z’ of next position (x + 1, y): Z’ (-A(x + 1) -By – D)/C
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