A new interface paradigm for motion capture based animation systems(7)

Abstract. This paper proposes a new user interface paradigm for motion capture based animation systems, providing intuitive and efficient ways to visualize the main motion capture concepts and operations. A prototype system was built, implementing the prop

Wearecurrentlyworkingonaexpressionlanguagesimilartothatdescribedin[12].Usingthislanguage,theuserwillbeabletogeneratecomplexanimationswithmotionoperations,usingcommandsthatwillactuallyexecutethecallbackfunctionssupportingtheuserinterface.Thesecommandsmaybestoredinatext leandcanbereusedoredited.

Control

Acontinuousloop(Figure4)veri esthestatusofallinterfaceobjectsandwin-dows,reportinganychangestoaspecialfunctionthatmanagesthosechangesthatactuallymustbedoneduetouserinteraction.

Figure4:Userinterfacecontrolwithastatecheckingloop.

3AGraphicInterfaceforMotionCapture

Asdiscussedbefore,oursystemisbasedonanarchitecturethattreatstheproblemofdealingwithcapturedmotions.However,thefunctionalityofitsarchitecturewouldbeshadowedbytheconventionaluserinterfaceparadigmusedonmostanimationsystemscurrentlyavailable.

Ourgoalistodescribethebasicstructuresofthesystem’sarchitectureinaconciseway,providingpowerfulinterfacetoolsthatwillmakeiteasiertoexecutemotioneditingoperations.Moreover,thisinterfacemustbeextensible,allowingtheincorporationofnewoperationsandtechniques.

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