Area and Volume Restoration in Elastically Deformable Solids

This paper describes an improvement of a classical energy-based model to simulate elastically deformable solids. The classical model lacks the ability to prevent the collapsing of solids under influence of external forces, such as user interactions and collision. A thorough explanation is given for...

Descripción completa

Detalles Bibliográficos
Autores: Kelager, Micky, Fleron, Anders, Erleben, Kenny
Tipo de recurso: artículo
Fecha de publicación:2005
País:España
Institución:Universitat Autònoma de Barcelona
Repositorio:Dipòsit Digital de Documents de la UAB
Idioma:inglés
OAI Identifier:oai:ddd.uab.cat:24396
Acceso en línea:https://ddd.uab.cat/record/24396
https://dx.doi.org/urn:doi:10.5565/rev/elcvia.104
Access Level:acceso abierto
Palabra clave:Physically-based animation
Simulation
Dynamics
Deformation
Deformable solids
Continuum elastic model
Finite differences
Area and volume restoration
Animació basada en el físic
Simulació
Dinàmiques
Deformació
Sòlids deformables
Model continu elàstic
Diferències finites
Restauració de volum i àrea
Animación basada en lo físico
Simulación
Dinámicas
Deformación
Sólidos deformables
Modelo continuo elástico
Diferencias finitas
Restauración de volumen y área
Descripción
Sumario:This paper describes an improvement of a classical energy-based model to simulate elastically deformable solids. The classical model lacks the ability to prevent the collapsing of solids under influence of external forces, such as user interactions and collision. A thorough explanation is given for the origins of instabilities, and extensions that solve the issues are proposed to the physical model. Within the original framework of the classical model a complete restoration of area and volume is introduced. The improved model is suitable for interactive simulation and can recover from volumetric collapsing, in particular upon large deformation.