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
Figure11:MotionWindow-connectingactorandmotiondescriptions.
3.3MotionOperations
Motionoperationsarethemostimportantobjectsinthearchitecture.Therefore,theymustbevisualizedinawaythatmakestheprocessintuitivetotheuser.Inourinterfaceparadigm,eachmotionoperationhasitsownwindow.Whenrequested,additionalobjectsareusedtohelpintheprocess,providingafullcontroloftheoperationparameters.
Allmotionoperationwindowshaveabasicsetofauxiliaryobjects:aninteractiveplayersliderandaframeruler.Theseobjectsalsofollowtheinterfaceconceptsdescribedearlier.
Filtering
The lteringoperation(Figure12)isrepresentedinawindowwithtoolswhichallowtheselectionofaspeci cregionofthemotiontobe ltered(andwithalistoftheexisting lters,whichcanbeaccessedbypressing Concatenation