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Related Experiment Video

Updated: Jun 6, 2026

Photorealistic Learned Landscapes for Augmented Reality

Photorealistic Learned Landscapes for Augmented Reality

Published on: June 27, 2025

A spatially augmented reality sketching interface for architectural daylighting design.

Yu Sheng¹, Theodore C Yapo, Christopher Young

¹Computer Science Department, Rensselaer Polytechnic Institute, 110 8th Street, Lally 207, Troy, NY 12180-3590, USA. shengyu@cs.rpi.edu

IEEE Transactions on Visualization and Computer Graphics

|November 13, 2010

Summary

This study introduces an interactive system combining global illumination and augmented reality for architectural daylight modeling. Designers can now explore sustainable building designs and visualize natural light simulations in real-time.

Related Experiment Videos

Last Updated: Jun 6, 2026

Photorealistic Learned Landscapes for Augmented Reality

Photorealistic Learned Landscapes for Augmented Reality

Published on: June 27, 2025

Area of Science:

Computer Graphics
Architectural Design
Sustainable Building Technologies

Background:

Architectural daylight modeling is crucial for building sustainability.
Current methods often lack real-time interactivity and immersive visualization.
Integrating advanced rendering techniques can enhance design exploration.

Purpose of the Study:

To develop an interactive system for architectural daylight modeling using global illumination and spatially augmented reality.
To enable designers to explore sustainable design alternatives and new technologies.
To provide an immersive environment for visualizing and interacting with natural illumination simulations.

Main Methods:

Utilizing a hybrid rendering technique combining radiosity and shadow volumes for interactive global illumination.
Constructing a virtual 3D model from real-world scene images captured by a camera.
Employing calibrated projectors to overlay rendered images onto a physical architectural model for augmented reality visualization.
Developing a virtual heliodon environment for dynamic control of time, season, and climate.

Main Results:

Achieved interactive rendering rates for complex daylight simulations.
Enabled real-time visualization of natural illumination on physical models.
Facilitated interactive redesign of architectural spaces with immediate visual feedback on lighting conditions.
Demonstrated the system's utility for collaborative design reviews and educational purposes.

Conclusions:

The developed system enhances the exploration of sustainable architectural designs through interactive daylight modeling.
Spatially augmented reality and global illumination integration offer a powerful tool for designers, clients, and educators.
This approach improves the understanding and optimization of building daylighting performance.