The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 28, 2014
Filed:
Mar. 03, 2010
Michael Robert Phillips, Sherwood Park, CA;
David Patrick Luebke, Charlottesville, VA (US);
Jonathan Michael Cohen, Ann Arbor, MI (US);
Peter Schuyler Shirley, Salt Lake City, UT (US);
David Kirk Mcallister, Holladay, UT (US);
Michael Robert Phillips, Sherwood Park, CA;
David Patrick Luebke, Charlottesville, VA (US);
Jonathan Michael Cohen, Ann Arbor, MI (US);
Peter Schuyler Shirley, Salt Lake City, UT (US);
David Kirk McAllister, Holladay, UT (US);
NVIDIA Corporation, Santa Clara, CA (US);
Abstract
A system, method, and computer program product are provided for performing shadowing utilizing shadow maps and ray tracing. In operation, one or more shadow maps are rendered for at least one light source. Additionally, low confidence pixels associated with the one or more shadow maps are determined. Furthermore, shadow rays associated with the low confidence pixels are traced.