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ShapeGuide: Shape-Based 3D Interaction for Parameter Modification of Native CAD Data.

Yujiro Okuya1,2, Nicolas Ladeveze1, Cédric Fleury2

  • 1VENISE Team, LIMSI, CNRS, Univ. Paris-Sud, Université Paris-Saclay, Orsay, France.

Frontiers in Robotics and AI
|January 27, 2021
PubMed
Summary

ShapeGuide, a new virtual reality (VR) technique, allows faster and more efficient modification of Computer Aided Design (CAD) parts by directly manipulating surfaces. Force feedback further enhances precision for industrial design tasks.

Keywords:
3D interactionVR-CAD integrationparametric CADpart designvirtual reality

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Area of Science:

  • Computer Graphics
  • Human-Computer Interaction
  • Virtual Reality

Background:

  • Virtual Reality (VR) is increasingly used in industry, but modifying native CAD data in immersive environments remains challenging.
  • Existing VR-CAD applications offer limited enhancement for interacting with CAD part parameter values in 3D space.

Purpose of the Study:

  • To introduce ShapeGuide, a novel shape-based 3D interaction technique for modifying native CAD parts.
  • To evaluate the efficiency and effectiveness of ShapeGuide compared to traditional methods.
  • To assess the impact of force feedback on interaction precision.

Main Methods:

  • Developed ShapeGuide, a technique enabling direct surface manipulation of CAD objects for parameter modification.
  • Integrated optional force feedback into the interaction technique.
  • Conducted a controlled experiment comparing ShapeGuide with a 1D scroll technique, evaluating performance with and without force feedback.

Main Results:

  • ShapeGuide demonstrated significantly faster and more efficient parametric CAD data modification compared to the scroll technique.
  • Force feedback assistance improved precision for both techniques.
  • ShapeGuide, particularly with force feedback, showed notable enhancements in user precision.

Conclusions:

  • ShapeGuide offers a superior method for modifying CAD parameters in VR environments.
  • Force feedback is a valuable addition for enhancing precision in VR-based CAD manipulation.
  • The findings suggest ShapeGuide can improve industrial design workflows within virtual environments.