光線跟蹤及其反走樣的研究.pdf

1、西安電子科技大學碩士學位論文光線跟蹤及其反走樣的研究姓名：文建明申請學位級別：碩士專業(yè)：機械制造及其自動化指導教師：璩柏青20050101摘要——————————_————————————————————————————————————————————r————————————————————_——————一一一AbstractAnaloguelamp—houseandenvironmentincidentlightgenreating

2、speculm‘reflectionrefractionandshadowonthesurfaceof013jectalesyntheticallytakenjnaccountinthetechnologyofray—tracingSinceitwasfound、raytracinghasbeenoneofthemajormethodsofrealisticimagesgeneratingalgolithmsIol‘thecolnpl1

3、lclBecauseprincipleofthisalgorithmissimple，itisconvenienttorealizeanditgenreatelifelikevision，thereforecanbeappliedtoCADandgraphicsfieldsextensivelySinceray—tracingalgorithmneedtracingeveryrayemittedfromtheviewpointitinv

4、olvesagreatdealofintersectionpointscalculationsbetweenraysandSCe[1C／yAndowingtay—tracingalgorithmisatypicalprocessofpointsampling，seriousaliasingproblemsappearinitsrenderingpicturesTothecomputingintersectionproblems，this

5、paperfocus011thediscussionolthecomputingintersectionpointsalgorithmbetweenraysandpatches，raysandspheresraysandcuboidsThenitintroducestheenvelopment—boxtcchnologyandspacesubdivisiontechnologyofacceleraterays。Furthermore、t

6、hispapmbeginning“ithformsofsampling，connectingwiththeoryofsampling，illustt’aleswhatcauses心aphicdeformationandtreatsmethodsofanti—aliasinginthegeneratingot、computergraphicsLastitgivesthesimulationofray—tracingandanti—alia