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Related Experiment Videos

Volume rendering using seed-filling acceleration: supporting cut planes by fast reseeding.

J Oikarinen1, R Hietala, L Jyrkinen

  • 1Department of Diagnostic Radiology, Oulu University Hospital, Oulu, Finland. jto@iki.fi

Computer Aided Surgery : Official Journal of the International Society for Computer Aided Surgery
|November 24, 1999
PubMed
Summary

Seed filling accelerates volume rendering, now supporting interactive cut planes. New reseeding methods enable real-time performance for applications like computer-aided surgery.

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Area of Science:

  • Computer graphics
  • Scientific visualization

Background:

  • Volume rendering accelerates visualization.
  • Seed filling is a known acceleration technique.
  • Previous methods lacked cut plane support.

Purpose of the Study:

  • To describe seed-filling acceleration for volume rendering.
  • To introduce fast reseeding processes for cut plane support.
  • To enable interactive modification of displayed data.

Main Methods:

  • Implemented connected component search algorithms for orthogonal and oblique cut planes.
  • Measured cutting time and estimated rendering performance impact.
  • Developed two fast reseeding processes.

Main Results:

Related Experiment Videos

  • Achieved rendering rates of several frames per second on a 266-MHz Pentium II PC.
  • Demonstrated interactive modification with cut planes during rendering.
  • Confirmed applicability of seed-filling with interactive data modification.

Conclusions:

  • Seed-filling acceleration is effective with interactive cut planes.
  • Enables real-time visualization for dynamic data.
  • Facilitates applications such as computer-aided surgery systems.