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.

Date of Patent:
Aug. 20, 2019

Filed:

Jun. 30, 2017
Applicant:

Microsoft Technology Licensing, Llc, Redmond, WA (US);

Inventors:

Martin J. I. Fuller, Warwick, GB;

Ivan Nevraev, Redmond, WA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 15/80 (2011.01); G06T 1/20 (2006.01); G06T 15/00 (2011.01); G06T 17/20 (2006.01);
U.S. Cl.
CPC ...
G06T 15/80 (2013.01); G06T 1/20 (2013.01); G06T 15/005 (2013.01); G06T 17/20 (2013.01); G06T 2200/12 (2013.01);
Abstract

Methods and devices for performing variable rate shading in graphics processing are described. A transformation pass can be performed over a current frame associate a current pixel in a current frame with a previous pixel in a previous frame. A previous fragment, including the previous pixel, in the previous frame can be analyzed to determine whether the previous fragment includes one or more areas of frequency detail achieving a threshold. A variable shading rate to apply to a current fragment including the current pixel can be determined based on analyzing the previous fragment.


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