Key points are not available for this paper at this time.
article Free Access Share on Spherical shading Author: Thomas K. Porter National Institutes of Health, Bethesda, Maryland National Institutes of Health, Bethesda, MarylandView Profile Authors Info & Claims ACM SIGGRAPH Computer GraphicsVolume 12Issue 3August 1978 pp 282–285https://doi.org/10.1145/965139.639789Online:23 August 1978Publication History 60citation612DownloadsMetricsTotal Citations60Total Downloads612Last 12 Months15Last 6 weeks6 Get Citation AlertsNew Citation Alert added!This alert has been successfully added and will be sent to:You will be notified whenever a record that you have chosen has been cited.To manage your alert preferences, click on the button below.Manage my Alerts New Citation Alert!Please log in to your account Save to BinderSave to BinderCreate a New BinderNameCancelCreateExport CitationPublisher SiteeReaderPDF
Thomas Porter (Wed,) studied this question.