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3D Game Engine Design, 2nd Edition
book

3D Game Engine Design, 2nd Edition

by David Eberly
November 2006
Intermediate to advanced content levelIntermediate to advanced
1040 pages
26h 31m
English
CRC Press
Content preview from 3D Game Engine Design, 2nd Edition
394 Chapter 8 Collision Detection
when D is replaced by the opposite direction D.Thisfollowsfromλ
min
(D) =
λ
max
(D) and λ
max
(D) =−λ
min
(D). When D is not unit length, the intervals ob-
tained for the separating line tests are not the projections of the object onto the line;
rather, they are scaled versions of the projection intervals. We make no distinction
between the scaled projection and regular projection. We w ill also use the terminol-
ogy that the direction vector for a separating line is called a separating direction,a
direction that is not necessarily unit length.
Please note that in two dimensions, the terminology of a separating line or axis
is potentially confusing. The separating line separates the projections of the objects
on that
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Publisher Resources

ISBN: 9781482267303