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7423653 Displaying graphical textures  
A method of displaying a graphical texture comprises determining whether an update exists for a particular content element from among one or more content elements, wherein each content element is...
7412362 River modeling  
Systems and methods are presented for real-time realistic river modeling. In one implementation, when provided with the physical features of a modeled terrain, the systems and methods described...
7405735 Texture unit, image rendering apparatus and texel transfer method for transferring texels in a batch  
An image rendering apparatus is provided to reduce the amount of data communicated between a shader and a texture unit. The texture unit performs a texture mapping operation for mapping a texture...
7400331 Apparatus and methods for texture mapping  
The invention provides texture mapping techniques that facilitate interactive painting of a three-dimensional virtual surface by a user in object space, without requiring global parameterization....
7400330 Magnification of indirection textures  
An indirection texture magnification system and method for producing high-resolution indirection texture results. The system and method uses an indirection texture, designed for use with a...
7382377 Render to texture cull  
Method and apparatus for processing one or more fragment data. In one embodiment, the method includes processing one or more fragment data to generate one or more texture map addresses for one or...
7379072 Method for determining weighting factors for the color calculation of a color value of texels for a footprint  
In a method for determining weighting factors for the color calculation of a color value of texels for a footprint covering a plurality of texels in a texel grid, in a graphic system, form...
7372468 Anisotropic texture filtering with a modified number of texture samples  
Systems and methods for modifying the number of texture samples used to produce an anisotropically filtered texture mapped pixel may improve texture mapping performance. When the number of texture...
7372467 System and method for modifying a number of texture samples for anisotropic texture filtering  
Systems and methods for modifying the number of texture samples used to produce an anisotropically filtered texture mapped pixel may improve texture mapping performance. When the number of texture...
7369136 Computing anisotropic texture mapping parameters  
A system and method for computing anisotropic texture mapping parameters by using approximation techniques reduces the complexity of the calculations needed to perform high quality anisotropic...
7356453 Computerized pattern texturing  
A system and method for merging carpet design image patterns in order to create a custom-designed patterned carpet image. A customized carpet image is defined by identifying a plurality of carpet...
7355604 Image rendering method and image rendering apparatus using anisotropic texture mapping  
An image rendering method includes generating pixels in accordance with graphic information, determining a direction of anisotropy of a footprint obtained by projecting the pixel on a texture on...
7348990 Multi-dimensional texture drawing apparatus, compressing apparatus, drawing system, drawing method, and drawing program  
As for a multi-dimensional texture constituted by a plurality of textures different in photographing environment such as a viewing position or lighting conditions, texture images constituting the...
7336264 Method and system for editing or modifying 3D animations in a non-linear editing environment  
A non-linear editing (NLE) system for editing and/or modifying 3D animation information comprises elements represented by clip objects which can be positioned and/or manipulated relative to a time...
7324117 Method and apparatus for using non-power of two dimension texture maps  
An apparatus and method for using non-power of two texture maps is described. Texture map coordinates for a non-power of two dimension texture map such as u and v are computed without requiring a...
7324107 Single level MIP filtering algorithm for anisotropic texturing  
A method of performing anisotropic texture mip-mapping. The method includes determining a region of support for a set of target pixels of the image to be textured, and mapping the region of support...
7315309 Color-information processing method, and program  
In order to perform pseudo-three-dimensional display for analyzing color distribution, there are provided a color-distribution-information input step of inputting color-distribution information...
7307638 Method and apparatus for interleaved processing of direct and indirect texture coordinates in a graphics system  
A graphics system including a custom graphics and audio processor produces exciting 2D and 3D graphics and surround sound. The system includes a graphics and audio processor including a 3D graphics...
7304647 Generating texture maps for use in 3D computer graphics  
A texture map for texturing the polygon mesh of a 3D computer model during rendering is generated by defining a respective triangle within the texture map for each triangle in the polygon mesh to...
7295212 Method, system, and computer program product for blending textures in a texture paging scheme  
Methods, systems, and computer program products for blending textures used to render computer generated images are provided. In an embodiment of the invention, a MIP-mapped mask texture is...
7280114 Line stipple pattern emulation through texture mapping  
A method is described to render a line stipple pattern in an ad hoc piecewise fashion by creating a texture map having information that represents the line stipple pattern. The method also...
7274366 Method and apparatus for detecting edge  
The present invention relates to a method and apparatus for detecting an edge in an image or video. The present invention can detect an edge more quickly by detecting edge information by using the...
7262777 Approximation of level of detail calculation in cubic mapping without attribute delta function  
A method of cubic mapping with texturing is described. Neighboring pixels on an object are mapped to adjacent faces of the cube, but these adjacent faces do not guarantee continuity in the texture...
7239325 Image generation method and image generation device  
It is an object of the present invention to generate more realistic pattern by mapping a texture to a three-dimensional polygon. An image generation device has image memory, in which are stored...
7227550 Processing module for a computer system device  
A processing module converts an input signal, which is generated in a computer system device, into a digital output signal at a video output. The digital output signal is adapted to be visualized...
7221372 Method of analyzing and modifying a footprint  
In a method of analyzing and modifying a footprint depending on a specified number of texture elements touched by the footprint, in a graphics system providing the texture elements having a...
7209148 Generating, storing, and displaying graphics using sub-pixel bitmaps  
Techniques for generating, storing and displaying graphics on computer systems are disclosed. The type of graphics in particular are images, where the image can be defined as a set of areas,...
7193627 Trilinear optimization for texture filtering  
Trilinear optimization is a technique to reduce the number of texture samples used to determine a texture value associated with a graphics fragment. Bilinear interpolations replace some trilinear...
7170528 Fast glyph rendering for vector based fonts  
A method of rendering a glyph of a vector-based font comprises the steps of: generating a MIP map for a glyph, where the MIP map comprises at least one level having a plurality of pixels and where...
7170527 Interactive horizon mapping  
Shadows, which play an important role in perceiving the shape and texture of an object, are simulated interactively in a real time, self-shadowing of a bump mapped surface for a computer rendered...
7154507 System, method and computer program product for texture shading  
A system, method and computer program product are provided for texture shading in a hardware graphics processor. Initially, a plurality of texture coordinates is identified. Further, it is...
7129954 Apparatus and method for synthesizing multi-dimensional texture  
A multi-dimensional texture synthesis apparatus includes a generator to generate a reference multi-dimensional texture including a codebook and a reference index image, the codebook including a set...
7126604 Efficiently determining storage locations for the levels of detail of a MIP map of an image  
A method, apparatus, and computer program product for determining an amount of storage for a level of detail in a MIP map. It includes identifying a given level of detail; identifying a size for an...
7116335 Texturing systems for use in three-dimensional imaging systems  
A texturing system for use in a three-dimensional imaging system comprises a memory ( 22 ) for storing mip-map data for use in texturing an image. A controller ( 24 ) retrieves from the memory the...
7113194 Method and apparatus for rotating an image on a display  
A method and apparatus utilizes a three dimensional rendering engine to rotate an image based on user selected or otherwise determined screen orientation. A vertex coordinate transformation is...
7113192 Large 1D texture map representation with a 2D texture map  
A method is described that involves storing 1D texture map information within a 2D texture map. The 1D texture map has a size that exceeds a maximum allowable 1D texture map size.
7095421 Selective super-sampling/adaptive anti-aliasing of complex 3D data  
A system and method is provided for preventing the occurrence of aliasing at the edges of polygons in 3D graphics. The system may detect both polygon geometric edges and Z edges due to intersection...
7091984 Scalable desktop  
A method for displaying a desktop display surface. The method includes creating a render target surface having substantially the same dimensions as a desktop display surface, casting the desktop...
7079150 Image processing wherein decompression and compression methods provide faster transmission of texture data between a texture buffer and Aprocessor than between a storage device and a processor  
The present invention includes a processor, a storage device having compressed texture data, a texture buffer having decompressed texture data. The processor reads the compressed texture data from...
7053907 Image data generating apparatus  
An input two-dimensional image is divided into equal-size blocks. MIP maps with different resolutions are generated in response to each of the blocks. A memory stores data representative of the MIP...
7053906 Texture mapping method, recording medium, program, and program executing apparatus  
A method of simply mapping a texture such as a light point texture onto a three-dimensional model comprises the steps of designating a three-dimensional model having polygons to be subjected to a...
7027063 Texture cache addressing  
A method of storing a texel in a texel cache comprising reading a t coordinate of the texel, the t coordinate comprising a plurality of bits, reading a s coordinate of the texel, the s coordinate...
7012614 Texture roaming via dimension elevation  
The present invention provides texture roaming via dimension elevation. A degree elevated texture is used to contain level of detail (LOD) levels (or tiles) of a clip-map across a degree elevated...
7002592 Graphical display system and method for applying parametric and non-parametric texture maps to graphical objects  
A graphical display system comprises memory and a texture mapper. The memory stores a parametric texture map (PTM) and a non-parametric texture map (non-PTM). The texture mapper is configured to...
6995767 Trilinear optimization for texture filtering  
Trilinear optimization is a technique to reduce the number of texture samples used to determine a texture value associated with a graphics fragment. Bilinear interpolations replace some trilinear...
6975329 Depth-of-field effects using texture lookup  
A graphical processing unit (GPU) and methods for rendering a three-dimensional (3D) scene generated in a field of view having in-focus and out-of-focus regions on a two-dimensional (2D) screen...
6975319 System, method and article of manufacture for calculating a level of detail (LOD) during computer graphics processing  
A system, method and article of manufacture are provided for calculating a level of detail (LOD) value for use during computer graphics processing. First, a plurality of geometrically arranged...
6947054 Anisotropic filtering  
Embodiments of the invention provide an anisotropic filtering configuration where a ratio value is computed as the ratio of the major axis to the minor axis of a pixel projection on a texture map....
6940511 Graphics texture processing methods, apparatus and computer program products using texture compression, block overlapping and/or texture filtering  
A pixel is textured by storing a first texel reference value, a second texel reference value, and texel mapping values where each texel mapping value represents a k-tuple of (ternary) references to...
6937251 Method and system for improving color quality of three-dimensional rendered images  
A method and system for providing a graphical image on a display is disclosed. The image is provided from data describing at least one object. The display includes a plurality of pixels. Each of...
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