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    Summary
    This summary is machine-generated.

    LightGuider offers interactive lighting design by simulating improvements, guiding designers beyond trial-and-error. This approach visualizes design suggestions, enhancing illumination quality and aesthetic goals efficiently.

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    Area of Science:

    • Computer Graphics
    • Human-Computer Interaction
    • Computational Design

    Background:

    • Interactive lighting design often involves iterative trial-and-error processes.
    • Balancing illumination constraints with aesthetic goals is a complex design challenge.
    • Current methods lack integrated simulation feedback for design refinement.

    Purpose of the Study:

    • To introduce LightGuider, a novel guidance-based approach for interactive lighting design.
    • To support designers by simulating potential modeling steps for significant improvements.
    • To enhance the analysis and comparison of lighting design solutions.

    Main Methods:

    • Developed a guidance-based system integrating 3D modeling and light transport simulations.
    • Implemented a specialized provenance tree to visualize design improvement suggestions.
    • Incorporated predefined quality criteria and designer focus for weighted suggestions.
    • Integrated snapshot visualizations of design quality and user preferences.

    Main Results:

    • LightGuider visualizes suggestions for lighting design improvements.
    • The provenance tree facilitates analysis of quality improvements over the workflow.
    • Enables effective comparison of alternative design solutions.
    • Demonstrated usefulness through evaluation with three lighting designers.

    Conclusions:

    • LightGuider provides a novel, guidance-based approach to interactive lighting design.
    • The system effectively supports designers by simulating and visualizing potential improvements.
    • Facilitates better analysis and comparison of design alternatives, moving beyond trial-and-error.