The aim of this app was to investigate the possibility of generating real-time interactive shading masks using WebGL and JavaScript. A shading mask is simply a map of which parts of the sky dome are visible from a particular point and which are obstructed by opaque objects in and around a site. This is very useful information as it affects daylighting, solar incidence and photovoltaic collection, as well as shading and overshadowing.
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Figure 1 : A screenshot of the Dynamic Overshadowing app running inside a web browser. Launch app in new tab... The aim of this app was to investigate the possibility of generating real-time interactive shading masks using WebGL and JavaScript. A shading mask is simply a map of which parts of the sky dome are visible from a particular point and which are obstructed by opaque objects in and around…

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