A Time-independent Deformer for Elastic-rigid Contacts
Abstract
We introduce a new tool that assists artists in deforming an elastic object when it comes in intersection with a rigid one. As opposed to methods that rely on time-resolved simulations, our approach is entirely based on time-independent geometric operators. It thus restarts from scratch at every frame from a pair of objects in intersection and works in two stages: the intersected regions are first matched and a contact region is identified on the rigid object; the elastic object is then deformed to match the contact while producing plausible bulge effects with controllable volume preservation. Our direct deformation approach brings several advantages to 3D animators: it provides instant feedback, permits non-linear editing, allows for the replicability of the deformation in different settings, and grants control over exaggerated or stylized bulging effects.
Domains
Graphics [cs.GR]
Fichier principal
DeformerElastic-rigid_paper.pdf (37.68 Mo)
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octopus-fing.png (2.09 Mo)
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DeformerElastic-rigid_video.mov (171.66 Mo)
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bunny-comb.png (1.88 Mo)
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hand-pillow.png (1.36 Mo)
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hand-window.png (2.71 Mo)
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shirt.png (512.53 Ko)
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teaser.png (1.74 Mo)
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