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| Number | Title | Issue Date |
| 8022960 | Dynamic configurable texture cache for multi-texturing Techniques for dynamically configuring a texture cache are disclosed. During a texture mapping process of a three-dimensional (3D) graphics pipeline, if the batch is for single texture mapping, the texture cache is configured as a n-way set-associative texture cache... | 09/20/2011 |
| 7999819 | Systems and methods for managing texture descriptors in a shared texture engine Provided are methods for managing texture data. The methods include preloading a first plurality of texture descriptor values from a memory location in a first buffer located in a first logic block, wherein the first buffer is further configured to receive data corr... | 08/16/2011 |
| 7965296 | Systems and methods for storing texture map data Systems and methods for graphics data management are described. One embodiment includes a graphics processing system comprising a texture management unit configured to organize texture map data according to a slice major format, wherein the texture map data spans at... | 06/21/2011 |
| 7948498 | Efficient texture state cache Circuits, methods, and apparatus that store a large number of texture states in an efficient manner. A level-one texture cache includes cache lines that are distributed throughout a texture pipeline, where each cache line stores a texture state. The cache lines can ... | 05/24/2011 |
| 7916149 | Block linear memory ordering of texture data A method of organizing memory for storage of texture data, in accordance with one embodiment of the invention, includes accessing a size of a mipmap level of a texture map. A block dimension may be determined based on the size of the mipmap level. A memory space (e.... | 03/29/2011 |
| 7791612 | Fully associative texture cache having content addressable memory and method for use thereof A graphics processing system including a cache memory circuit coupled to the graphics processor and the address and data busses for storing graphics data according to a respective address. The cache memory includes first and second memories coupled together by a plu... | 09/07/2010 |
| 7746352 | Deferred page faulting in virtual memory based sparse texture representations A virtually-addressed local texture memory stores selected regions (a sparse representation) of a texture for use by a graphics processor. The graphics processor requests a texel of the texture by referencing a virtual address of the texel. A memory interface refere... | 06/29/2010 |
| 7671866 | Memory controller with graphic processing function A memory controller having graphic processing function that includes a graphic processing unit operating in response to a selection signal from a master, and a memory interface for storing outputs of the graphic processing unit in an external memory at and receiving... | 03/02/2010 |
| 7652672 | Systems and methods for texture management Methods for texture image management are provided. An embodiment of a method for texture image management comprises the following steps. A texture image is acquired from a non-writable memory device. The received texture image is directly applied to a fragment. ... | 01/26/2010 |
| 7583269 | Window system 2D graphics redirection using direct texture rendering The 3D window system utilizes hardware accelerated window system rendering to eliminate the pixel copy step of 3D window system output redirection. The 3D window system includes a window server that directs the window system device driver graphics routines to render... | 09/01/2009 |
| 7436411 | Apparatus and method for rendering a video image as a texture using multiple levels of resolution of the video image A method and apparatus to generate one or more graphics textures of a video image, wherein graphics textures have differing resolutions, and to render the video image as a graphics texture using the one or more graphics textures of differing resolutions. The one or ... | 10/14/2008 |
| 7425966 | Pixel center position displacement A pixel center position that is not covered by a primitive covering a portion of the pixel is displaced to lie within a fragment formed by the intersection of the primitive and the pixel. X,y coordinates of a pixel center are adjusted to displace the pixel center po... | 09/16/2008 |
| 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 associated with one or more textures; if an update exists for the part... | 09/09/2008 |
| 7417639 | Drawing device and information processing apparatus There are provided a drawing device and an information processing apparatus which are capable of reading out texture data from a memory at a high speed. A storage circuit stores respective information items of each of texture pixels constituting the texture data and... | 08/26/2008 |
| 7411592 | Graphical processing of object perimeter information A technique for graphically processing perimeter information includes determining a polar representation of the perimeter of an object to define polar perimeter information, storing the polar perimeter information, retrieving the stored polar perimeter information u... | 08/12/2008 |
| 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. The texture mapping techniques feature rendering texture for a given v... | 07/15/2008 |
| 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 low-resolution texture image, and a high-resolution texture image, which is a... | 07/15/2008 |
| 7397480 | System and method for applying accurate three-dimensional volume textures to arbitrary triangulated surfaces Systems and methods for displaying volume data on an arbitrary three-dimensional polygonal surface are disclosed. For each polygon in the polygonal surface, a two-dimensional texture tile is created and these texture tiles are combined to form texture atlases. Each ... | 07/08/2008 |
| 7379599 | Model based object recognition method using a texture engine A geometric hashing method usable by a machine vision system for model-based recognition of an object. More specifically, in a computer having a texture engine, a method of pattern matching for recognition of objects within an image. The method comprises the followi... | 05/27/2008 |
| 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 samples is reduced, fewer texels are read and fewer filtering computa... | 05/13/2008 |
| 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 samples is reduced, fewer texels are read and fewer filtering computa... | 05/13/2008 |
| 7369137 | Method for mapping a single decoded content stream to multiple textures in a virtual environment A system includes a computing device to obtain encoded content data corresponding to at least one participant of a virtual reality environment. A memory device stores at least one texture corresponding to the at least one participant. A single decoder decodes the en... | 05/06/2008 |
| 7365751 | Texture processor A memory write section 2 writes texture data in a number capable of being transferred at a time and written in one address, in one of first through fourth texture memories 1a through 1d in common by single write operation. If the V... | 04/29/2008 |
| 7365753 | Texture engine state variable synchronizer A mechanism for synchronizing state variables used by texture pipelines in a multi-pipeline graphics texture engine. The mechanism ensures that, as polygons are processed by a texture engine, the state variables associated with each polygon are distributed in parall... | 04/29/2008 |
| 7366920 | System and method for selective memory module power management A memory module includes a memory hub that monitors utilization of the memory module and directs devices of the memory module to a reduced power state when the module is not being used at a desired level. System utilization of the memory module is monitored by track... | 04/29/2008 |
| 7358975 | Texture-based packing, such as for packing 8-bit pixels into one bit A method and system for rendering three-dimensional graphics, including text, provide a compressed texture bitmap. The texture bitmap may represent multiple symbols, each comprised of multiple pixels. Each pixel in the texture bitmap may store information for more t... | 04/15/2008 |
| 7353320 | Memory hub and method for memory sequencing A memory module includes a memory hub coupled to several memory devices. The memory hub includes at least one performance counter that tracks one or more system metrics—for example, page hit rate, prefetch hits, and/or cache hit rate. The performance counter commu... | 04/01/2008 |
| 7348988 | Texture cache control using an adaptive missing data table in a multiple cache computer graphics environment Provided are methods, systems and graphics processing apparatus, for improving graphics system performance using an adaptive missing table in a multiple cache scheme, such that the table size is dependent on the completeness of the graphics data. ... | 03/25/2008 |
| 7348989 | Preparing digital images for display utilizing view-dependent texturing A computer program embodied on a computer-readable medium, a computer readable medium storing computer-executable instructions, and a computer data signal embodied in a carrier wave, all for providing a graphic image utilizing view-dependent texture data, including ... | 03/25/2008 |
| 7339590 | Vertex processing unit supporting vertex texture mapping A graphics processing subsystem includes a vertex processing unit that allows vertex shader programs to arbitrarily access data stored in vertex texture maps. The vertex processing unit includes a vertex texture fetch unit and vertex processing engines. The vertex p... | 03/04/2008 |
| 7340562 | Cache for instruction set architecture A distributed data cache includes a number of cache memory units or register files each having a number of cache lines. Data buses are connected with the cache memory units. Each data bus is connected with a different cache line from each cache memory unit. A number... | 03/04/2008 |
| 7340557 | Switching method and system for multiple GPU support A system and method for supporting multiple graphics processing units (GPUs) includes a first communication path coupled to a root complex device and a first connection point of a first GPU. A second communication path is coupled to the root complex device and a fir... | 03/04/2008 |
| 7336284 | Two level cache memory architecture A memory architecture for use in a graphics processor including a main memory, a level one (L1) cache and a level two (L2) cache, coupled between the main memory and the L1 cache is disclosed. The L2 cache stores overlapping requests to the main memory before the re... | 02/26/2008 |
| 7330992 | System and method for read synchronization of memory modules A memory module includes several memory devices coupled to a memory hub. The memory hub includes several link interfaces coupled to respective processors, several memory controller coupled to respective memory devices, a cross-bar switch coupling any of the link int... | 02/12/2008 |
| 7330188 | Texture caching arrangement for a computer graphics accelerator A method and apparatus which includes a graphics accelerator, circuitry responsive to pixel texture coordinates to select texels and generate therefrom a texture value for any pixel the color of which is to be modified by a texture, a cache to hold texels for use by... | 02/12/2008 |
| 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 to an area in texture map that is generally elliptical. For each axi... | 01/29/2008 |
| 7324115 | Display list compression for a tiled 3-D rendering system A 3-dimensional computer graphics rendering system receives object data for a scene to be rendered. This includes vertex data and index data. The scene is subdivided into priority of rectangular areas (202). Object 8 of each rectangular area in the sce... | 01/29/2008 |
| 7325086 | Method and system for multiple GPU support Supporting multiple graphics processing units (GPUs) comprises a first path coupled to a north bridge device (or a root complex device) and a first GPU, which may include a portion of the first GPU's total communication lanes. A second communication path may be coup... | 01/29/2008 |
| 7310100 | Efficient graphics pipeline with a pixel cache and data pre-fetching An efficient graphics pipeline with a pixel cache and data pre-fetching. By combining the use of a pixel cache in the graphics pipeline and the pre-fetching of data into the pixel cache, the graphics pipeline of the present invention is able to take best advantage o... | 12/18/2007 |
| 7310102 | System and method for applying accurate three-dimensional volume textures to arbitrary triangulated surfaces Systems and methods for displaying volume data on an arbitrary three-dimensional polygonal surface are disclosed. For each polygon in the polygonal surface, a two-dimensional texture tile is created and these texture tiles are combined to form texture atlases. Each ... | 12/18/2007 |
