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| Number | Title | Issue Date |
| 7414625 | Generation of glow effect A technique generates a glow effect in an image. The technique selects an area within a scene that is to glow to produce a selected area image, generates glow using the selected area image to produce a glowing area image, and then adds the glowing area image to the ... | 08/19/2008 |
| 7408548 | Triangulating procedural geometric objects A complex procedural surface can be expressed based on some constructive solid geometry operations performed on primitive procedural surfaces. The domain based representation of the complex procedural surface includes implicit curves of intersection. During pre-proc... | 08/05/2008 |
| 7391422 | Method and apparatus for painting groups of objects Methods and apparatus, including computer program apparatus, implementing techniques for processing digital artwork. In one aspect, the techniques process aggregations of artwork where both the aggregation and at least some of the aggregated artwork have attached st... | 06/24/2008 |
| 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 information of the footprint is determined at first. Afterwards, the edges of... | 05/27/2008 |
| 7355603 | Filtering unit for floating-point texture data Floating-point texture filtering units leverage existing fixed-point filter circuits. Groups of floating-point texture values are converted to products of a fixed-point mantissa and a scaling factor that is the same for each texture value in the group. The fixed-poi... | 04/08/2008 |
| 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 design fields within a carpet and selecting a distinct design pattern ... | 04/08/2008 |
| 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 |
| 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 multi-dimensional texture are rearranged block by block or pixel by pi... | 03/25/2008 |
| 7327365 | Shell texture functions Techniques are provided for at least modeling any one of mesostructure shadowing, masking, interreflection and silhouettes on a surface, as well as subsurface scattering within a non-homogeneous volume. Such techniques include, at least, acquiring material parameter... | 02/05/2008 |
| 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 |
| 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 includes, for each of a plurality of line primitives that each represent a di... | 10/09/2007 |
| 7268493 | Plasma display panel with dual material sustain electrodes A plasma display panel having an electrode structure that can reduce the damaging of a fluorescent layer that generates green light by ion sputtering is disclosed. The plasma display panel includes: a rear substrate; a front substrate disposed apart from the rear su... | 09/11/2007 |
| 7245300 | Architecture for real-time texture look-up's for volume rendering A slice plane, oriented parallel to a viewing plane, is passed through a cuboidal dataset at regular intervals. The intersection of the slice plane with the cuboidal volume dataset results in primitives (quads, triangles, etc. depending on the angle and position of ... | 07/17/2007 |
| 7233337 | Method and apparatus for modeling and real-time rendering of surface detail A method comprising generating a surface detail model using a modeling technique, and rendering surface detail in accordance with the developed surface detail model over an object surface. The described method enables computer-generated images containing representat... | 06/19/2007 |
| 7230624 | Method and apparatus for modeling and real-time rendering of surface detail A method comprising generating a surface detail model using a modeling technique, and rendering surface detail in accordance with the developed surface detail model over an object surface. The described method enables computer-generated images containing representat... | 06/12/2007 |
| 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 by a display device. The processing module includes a scaler for scali... | 06/05/2007 |
| 7196706 | Method and apparatus for rendering a quadrangle primitive In a computer graphics rendering process, a first triangle-shaped primitive and a second triangle-shaped primitive that are connected (that is, they share vertices and a side) are optionally combined to form a quadrangle-shaped primitive. When the first and second t... | 03/27/2007 |
| 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 object. A computer graphics textured object function defines a horizon... | 01/30/2007 |
| 7167177 | Macrostructure modeling with microstructure reflectance slices A method and system for efficient synthesis of photorealistic free-form knitwear, where a single cross-section of yarn serves as the basic primitive for modeling entire articles of knitwear. This primitive, called the lumislice, describes radiance from a yarn cross-... | 01/23/2007 |
| 7164418 | Method, program and apparatus for managing display colors of three-dimensional virtual model A three-dimensional virtual model is entered that is made up of various components. An attribute definition file is then created that includes an attribute list defining different attributes for component of the three-dimensional virtual model. A rule definition fil... | 01/16/2007 |
| 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 determined whether a hardware graphics processor is operating in a texture sh... | 12/26/2006 |
| 7154504 | System and method for fast, smooth rendering of lit, textured spheres Disclosed is a system for rendering an image of an object having a curved surface. The system includes a component for determining an integer M number of attributes relating to rendering the image and a component for pre-computing an integer N number of attributes r... | 12/26/2006 |
| 7133044 | System of feature-based surface mapping A method of displacing a tessellated surface, based on features of a displacement map, by analyzing a model to determine the level of detail in the model. Where the level of detail is high the number of polygons, typically triangles, used to represent the high detai... | 11/07/2006 |
| 7129944 | Macrostructure modeling with microstructure reflectance slices A method and system for efficient synthesis of photorealistic free-form knitwear, where a single cross-section of yarn serves as the basic primitive for modeling entire articles of knitwear. This primitive, called the lumislice, describes radiance from a yarn cross-... | 10/31/2006 |
| 7126602 | 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 object. A computer graphics textured object function defines a horizon... | 10/24/2006 |
| 7126609 | Method and apparatus for painting groups of objects Methods and apparatus, including computer program apparatus, implementing techniques for processing digital artwork. In one aspect, the techniques process aggregations of artwork where both the aggregation and at least some of the aggregated artwork have attached st... | 10/24/2006 |
| 7126605 | Method and apparatus for implementing level of detail with ray tracing The present invention relates to computer graphics applications involving scene rendering using objects modeled at multiple levels of detail. In accordance with an aspect of the invention, a ray tracer implementation allows users to specify multiple versions of a pa... | 10/24/2006 |
| 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. ... | 09/26/2006 |
| 7106325 | System and method for rendering digital images having surface reflectance properties According to one embodiment of the present invention, a method for rendering a digital image having surface reflectance properties is disclosed. The method comprises creating a parametric texture map that comprises parameters for an equation that defines a surface s... | 09/12/2006 |
| 7102647 | 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 object. A computer graphics textured object function defines a horizon... | 09/05/2006 |
| 7095419 | Applying multiple texture maps to objects in three-dimensional imaging processes Systems and methods for providing multi-pass rendering of three-dimensional objects. A rendering pipeline that includes (N) physical texture units and one or more associated buffers emulates a rendering pipeline containing more texture units (M) than are physically ... | 08/22/2006 |
| 7091971 | System, method, and apparatus for multi-level hierarchical Z buffering A secondary representative Z value memory includes a reduced-resolution representation of a primary representative Z value memory. Upon updating of a block of the primary representative Z value memory, one or more corresponding values are calculated for updating the... | 08/15/2006 |
| 7061501 | Rendering a pencil-sketch image A pencil-sketch image is rendered from three-dimensional (3D) data by determining a pencil-sketch texture for a polygon defined by the 3D data, projecting the polygon onto a two-dimensional surface, and mapping the pencil-sketch texture onto the polygon to render th... | 06/13/2006 |
| 7015907 | Segmentation of 3D medical structures using robust ray propagation A method for segmentation of 3D structures in CT and MR images is provided. The method is based on 3D ray propagation by mean-shift analysis with a smoothness constraint. Ray propagation is used to guide an evolving surface due to its computational efficiency and sh... | 03/21/2006 |
| 7009608 | System and method of using multiple representations per object in computer graphics The present invention is related to rendering computer animated video and/or images generally, and to efficiently intersecting rays with an object scene while shading complex object representations. The present invention, generally, includes creating a plurality of ... | 03/07/2006 |
| 7002590 | Modifying object geometry to accommodate information attributes One or more information attributes about an object is received. A determination is performed to find out if the one or more information attributes is in contention with geometry attributes of the object. When the one or more information attributes is in contention w... | 02/21/2006 |
| 6995763 | Interactive sculpting for volumetric exploration and feature extraction The present invention provides a system of extracting a visual feature from a dataset, comprising a storage means for storing said dataset; retrieval means for retrieving said dataset from said storage means; display means for displaying an image of said retrieval d... | 02/07/2006 |
| 6982715 | Mesh compression process A process for encoding an update of a polygon mesh having at least one target vertex includes defining a local index of a vertex that neighbors the target vertex, storing a global index of the target vertex, storing a number of new faces resulting from the update, s... | 01/03/2006 |
| 6977659 | Texture replacement in video sequences and images Systems and methods for reducing bit rates by replacing original texture in a video sequence with synthesized texture. Reducing the bit rate of the video sequence begins by identifying and removing selected texture from frames in a video sequence. The removed textur... | 12/20/2005 |
| 6975327 | Applying multiple texture maps to objects in three-dimensional imaging processes Systems and methods for providing multi-pass rendering of three-dimensional objects. A rendering pipeline that includes (N) physical texture units and one or more associated buffers emulates a rendering pipeline containing more texture units (M) than are physically ... | 12/13/2005 |
