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Local Surface Approximation Contours for Virtual Reality Stylisation.

Amir Zaidi, Ricardo Marroquim, Michael Weinmann

    IEEE Transactions on Visualization and Computer Graphics
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    Summary
    This summary is machine-generated.

    This study introduces a novel contour renderer for virtual reality (VR) scientific illustrations. The method efficiently generates consistent line art for both eyes, overcoming limitations of existing techniques and reducing distracting artifacts.

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    Area of Science:

    • Computer Graphics
    • Virtual Reality
    • Scientific Visualization

    Background:

    • Line art enhances memorization and recognition, making it valuable for scientific illustrations.
    • Existing 3D model to line art conversion methods are not optimized for virtual reality (VR).
    • Independent application of line art techniques for each eye in VR leads to artifacts and limitations.

    Purpose of the Study:

    • To develop a robust contour renderer for generating scientific line art in virtual reality.
    • To address the limitations of existing methods in VR, such as inconsistencies and artifacts.

    Main Methods:

    • A novel screen-space contour renderer for virtual reality (VR) is presented.
    • The renderer utilizes local surface approximation and a registration error metric for robustness.
    • Inconsistent occluding contours are merged, and non-corresponding lines between eyes are culled.

    Main Results:

    • The proposed method operates efficiently in screen space, suitable for high-resolution imagery.
    • It successfully merges inconsistent contours and culls non-corresponding lines, ensuring visual coherence.
    • User evaluations indicate that the method avoids noticeable artifacts produced by prior approaches.

    Conclusions:

    • The developed contour renderer provides an effective solution for scientific illustrations in virtual reality.
    • The method is easy to implement, efficient, and produces high-quality, artifact-free line art.
    • This work advances the application of line art techniques in immersive scientific visualization.