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:
Jun. 09, 2020

Filed:

Apr. 11, 2019
Applicant:

Shanghai Zhaoxin Semiconductor Co., Ltd., Shanghai, CN;

Inventors:

Fengxia Wu, Shanghai, CN;

Deming Gu, Shanghai, CN;

Heng Que, Shanghai, CN;

Yi Zhou, Shanghai, CN;

Ying Wang, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T 1/20 (2006.01); G06T 15/00 (2011.01); G06T 1/60 (2006.01); G06T 15/80 (2011.01); G09G 5/36 (2006.01);
U.S. Cl.
CPC ...
G06T 1/20 (2013.01); G06T 1/60 (2013.01); G06T 15/005 (2013.01); G06T 15/80 (2013.01); G09G 5/363 (2013.01);
Abstract

A graphics processing method is provided, adapted to a graphic processing unit, the steps including: receiving, via a CSP, a first command associated with all render targets from a display driver; determining, via the display driver, sizes and areas of a plurality of tiles in each frame; repeatedly controlling, via a scissor pool unit, a graphics processing unit to perform drawing processing for each tile according to the first command; comparing, via a signature comparing unit of a cache memory, a signature of a current tile of a current frame and a signature of a tile corresponding to the same position of a previous frame and generating a comparison result; and determining whether to flush the dirty data of the current tile stored in the cache memory from the cache memory to a memory access unit according to the comparison result.


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