General sky models for illuminating terrains

• Published in: International journal of geographical information science : IJGIS Vol. 28; no. 2; pp. 383 - 406
• Main Authors: Kennelly, Patrick J., Stewart, A. James
• Format: Journal Article
• Language: English
• Published: Abingdon Taylor & Francis 01.02.2014; Taylor & Francis LLC
• Subjects: Atmosphere; CIE; daylighting; geo-simulation; Geographic information systems; Geography; hill-shading; Luminescence; shadowing; Simulation; sky models; terrain illumination; VGE

Sky models are quantitative representations of natural luminance of the sky under various atmospheric conditions. They have been used extensively in studies of architectural design for nearly a century, and more recently for rendering objects in the field of computer graphics. The objectives of this...