System and method for determining illumination of a pixel by shadow planes

SL Morein, LD Seiler, M Doggett, J Houle - US Patent 7,924,281, 2011 - Google Patents
In computer graphics applications, complex shapes and structures are formed through the
sampling, interconnection and rendering of more simple shapes, referred to as primi tives …

Method of and system for non-uniform image enhancement

M Witzel, M Grossman - US Patent 8,111,264, 2012 - Google Patents
Methods of rendering a view of a scene include steps that specify quality levels of anti-
aliasing and texture filtering for predetermined regions of a display, or selected objects …

Method and apparatus for rendering image data

K Kwon, S Jung - US Patent 9,449,421, 2016 - Google Patents
This Summary is provided to introduce a selection of concepts in a simplified form that are
further described below in the Detailed Description. This Summary is not intended to identify …

Discarding of vertex points during two-dimensional graphics rendering using three-dimensional graphics hardware

AV Bourd, G Jiao, JC Yun - US Patent 8,269,775, 2012 - Google Patents
BACKGROUND Computing devices often require rendering of two-dimen sional (2D) curves
to a display. Computing devices may require rending of 2D curves for rendering of …

Homography rectification

N Bogan - US Patent 10,275,863, 2019 - Google Patents
The present disclosure provides a multi-stage image map ping mechanism for mapping a
distorted image to a rectified image. For example, the multi-stage image mapping mecha …

Graphics pipeline method and apparatus

K Kwon, S Kang - US Patent 10,223,761, 2019 - Google Patents
Provided are a graphics pipeline method and apparatus. For each of plural screen pixels,
locations of one or more sampling are determined based on a set pattern to modify an image …

Deferred shading graphics processing unit, geometry data structure and method of performing anti-aliasing in deferred shading

Y Uralsky - US Patent 9,390,540, 2016 - Google Patents
BACKGROUND Many computer graphic images are created by mathemati cally modeling
the interaction of light with a three-dimen sional (3D) scene from a given viewpoint. This …

Hybrid anti-aliasing

E Fainstain - US Patent 10,354,365, 2019 - Google Patents
Abstract Systems, apparatuses, and methods for performing hybrid anti-aliasing operations
are disclosed. The hybrid anti-aliasing resolve operation combines multi-sampling anti …

Efficient image transformation

N Bogan - US Patent 9,542,732, 2017 - Google Patents
BACKGROUND Digital images can be formed by many devices and used for many practical
purposes. Devices include cameras with image sensors operating on visible or infrared light …

Graphics system employing shape buffer

AM Dorbie, AV Bourd, C Yu - US Patent 7,944,442, 2011 - Google Patents
The system includes a shape buffer manager configured to store coverage data in the shape
buffer. The coverage data indicates whether each mask pixel is a covered pixel or an …