10 - virtual reality

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1、VirtualRealityYanciZhangWhatisVirtualReality?AresponsivevirtualworldinwhichtheuseriseffectivelyimmersedFeaturesImmersiveInteractiveRealtimeViewercenteredCrucialTechnologiesDisplaysystemGraphicsrenderingsystemTrackingsystemVirtualworldconstructionandmaintenancesyst

2、emDisplaySystemDisplaytechnologyadvancesveryrapidlyVRdisplaysystemmustprovideimmersionDesktopdisplaysarenotconsideredtobeVRHardlyblockouttherealworldDonotpresentvirtualworldobjectsinlifesizeDonotcreatetheillusionofimmersionCAVECaveAutomaticVirtualEnvironmentAnimme

3、rsivevirtualrealityenvironmentwhereprojectorsaredirectedto3,4,5or6ofthewallsofaroom-sizedcubeHead-MountedDisplayWornontheheadoraspartofahelmetAsmalldisplayopticinfrontofoneoreacheyePanoramicDisplayUsemultiplydisplaystoprovidewideviewangleWidelyusedinmanyapplicatio

4、nsChallenge:geometryandcolorcalibrationTrackingSystemTrackingobserver’sbodycoordinate/headmotionChallenges:AccuracyErgonomicsSystemlatencyAugmentedRealityDirectorindirectviewofaphysicalreal-worldenvironmentwhoseelementsareaugmentedbyvirtualcomputer-generatedsensor

5、yinputEnhanceperson’sperceptionofrealityApplication:WikitudeTheveryfirstAugmentedRealityBrowserforsmartphone-usersScansurroundingusingcameraanddevice’ssensorsObjects’informationisdisplayedinthecamrightwheretherealobjectislocatedMixedRealityMergeofrealandvirtualwor

6、ldstoproducenewenvironmentsandvisualizationsPhysicalanddigitalobjectsco-existandinteractinrealtimeApplication:VirtualtherapyPsychologisttreatssoldierswithPTSD(PostTraumaticStressDisorder)PTSD:cannotgetoverfrombadthingshappenedtohim/herBestwaytotreatPTSD:exposureth

7、erapyGobacktothebadthingGothroughitgentlyTalkaboutwhattheywerefeelingApplication:VirtualtherapyApplication:FlatWorldMixedrealityapplicationformilitary:combinevirtualwithrealWholebodygetinvolved4Deffects:temperature,smell,sound…Virtualcharacterscanseeyouandreacttoy

8、ourmovementYoucanhaveflatworldinyourownhomeApplication:FlatworldAssignmentsGroupGroup25:PCandMAC15Group26:PCandMAC16Group27:Whatisartificialintelligence