Team-Fly ?  3DMathPrimerfor GraphicsandGame Development FletcherDunn andIanParberry WordwarePublishing,Inc.  LibraryofCongressCataloging-in-PublicationData Dunn,Fletcher. 3Dmathprimerforgraphicsandgamedevelopment/byFletcherDunnandIanParberry. p. cm. ISBN 1-55622-911-9 1. Computergraphics. 2. Computergames--Programming. 3. Computerscience--Mathematics. I. Parberry,Ian. II. Title. T385.D875 006.6--dc21 2002 2002004615 CIP ?2002,WordwarePublishing,Inc. AllRightsReserved 2320LosRiosBoulevard Plano,Texas75074 Nopartofthisbookmaybereproducedinanyformorby anymeanswithoutpermissioninwritingfrom WordwarePublishing,Inc. PrintedintheUnitedStatesofAmerica ISBN1-55622-911-9 10 9 8 7 6 5 4 3 2 1 0205 Productnamesmentionedareusedforidentificationpurposesonlyandmaybetrademarksoftheirrespectivecompanies. AllinquiriesforvolumepurchasesofthisbookshouldbeaddressedtoWordwarePublishing,Inc.,attheabove address.Telephoneinquiriesmaybemadebycalling: (972)423-0090  Contents Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi Chapter 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . 1 1.1Whatis3DMath? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.2WhyYouShouldReadThisBook . . . . . . . . . . . . . . . . . . . . . . . . 1 1.3WhatYouShouldKnowBeforeReadingThisBook . . . . . . . . . . . . . . 3 1.4Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 。。。以下略