G06T17/205

METHOD AND SYSTEM FOR SYNTHESIZING NOVEL VIEW IMAGE ON BASIS OF MULTIPLE 360 IMAGES FOR 6-DEGREES OF FREEDOM VIRTUAL REALITY

A method and a system for synthesizing a novel-view image based on multiple 360 images for 6DOF virtual reality, in which a large-scale 6-DOF virtual environment is implemented, and a scene is synthesized at a novel viewpoint, are provided. The method includes performing a 3D reconfiguration procedure for the 360 images to recover 3D geometric information, and to reconfigure a virtual data map in which the multiple 360 images are integrated into one image, producing a view image corresponding to a viewpoint of a user by applying a view synthesis algorithm of projection & vertex warping process using a reference image which is closest to a viewpoint extracted from the virtual data map, and blending view images for 6DoF through a section formula for inner split based on a distance between a position of the reference image and a position of the viewpoint.

AUTOMATIC MESH TRACKING FOR 3D FACE MODELING
20220358722 · 2022-11-10 ·

The mesh tracking described herein involves mesh tracking on 3D face models. In contrast to existing mesh tracking algorithms which generally require user intervention and manipulation, the mesh tracking algorithm is fully automatic once a template mesh is provided. In addition, an eye and mouth boundary detection algorithm is able to better reconstruct the shape of eyes and mouths.

Feature based abstraction and meshing

Methods for CAD operations and corresponding systems (2800) and computer-readable mediums (2826) are disclosed herein. A method includes receiving (502) a model (600) of a part to be manufactured, wherein the model includes a plurality of original faces (102, 104, 106, 112, 114). The method includes classifying (510) each face in model according to a relative face curvature according to classifications that include at least a high-curvature classification (702). The method includes classifying (514) any sliver faces (102, 104, 106, 112, 114) and narrow blend faces (402, 404, 406, 408) of the plurality of faces. The method includes merging (516) contiguous faces (702) in each classification. The method includes detecting (518) special faces (1002, 1012) of the plurality of faces. The method includes restoring (520) original faces in the high-curvature classification except for the special faces (1002, 1012). The method includes processing (522) shared edges of the restored original faces to produce merged faces (802). The method includes merging together (524) any merged faces that produce a locally narrow face (302) or an isthmus (202). The method includes storing (526) a modified model of the part to be manufactured.

Method for fine metal mask and design device for the same
11574092 · 2023-02-07 · ·

In one embodiment, the design method for a fine metal mask includes: establishing a three-dimensional simulation model of the fine metal mask according to design parameters of the fine metal mask; acquiring material property parameters of the fine metal mask; performing a simulation operation on the three-dimensional simulation model according to the material property parameters and simulation conditions, in order to obtain a simulation result of the fine metal mask after a mesh stretching, and the simulation conditions are configured to represent constraint conditions of the fine metal mask during the mesh stretching, and the simulation result comprises at least one of a deformation condition, a stress condition and a strain condition of the fine metal mask after the mesh stretching is performed; determining whether the simulation result matches a preset result; adjusting the design parameters according to the simulation result if no, and selecting the design parameters if yes.

Generating technical drawings from building information models

The present disclosure is directed to a software tool that facilitates the presentation of a three-dimensional view of a construction project as well as the generation of various types of two-dimensional technical drawings based on this three-dimensional view. In one implementation, the software tool causes a computing device to engage in the following operations. The computing device may receive a user input identifying at least one first mesh and at least one second mesh, determine portions of each identified mesh that intersect with a two-dimensional plane, and generate a two-dimensional drawing including a display of relevant dimensioning information based on the determined portions.

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD AND STORAGE MEDIUM
20230034516 · 2023-02-02 ·

The information processing apparatus (encoding apparatus) that acquires first polygon data representing a shape of an object, acquires geometry data relating to geometry of second polygon data whose resolution is higher than that of the first polygon data, and outputs encoded data including the geometry data and topology data relating to the first polygon data.

MESHLET SHADING ATLAS

Aspects presented herein relate to methods and devices for graphics processing including an apparatus, e.g., a GPU. The apparatus may divide at least one scene into a plurality of meshlets, each of the meshlets including a plurality of primitives, and each of the primitives including plurality of vertices. The apparatus may also calculate a pair of texture coordinates for each of the plurality of vertices. Further, the apparatus may select a size of each of the plurality of meshlets in the at least one scene based on the pair of the texture coordinates and based on a perspective projection of each of the plurality of meshlets. The apparatus may also calculate layout information in a meshlet atlas for each of the meshlets in the at least one scene. Moreover, the apparatus may shade each of a plurality of pixels in the meshlet atlas based on the calculated layout information.

Methods and systems for generating surfaces from polygonal data
11615590 · 2023-03-28 · ·

A method of producing surface data from electronic polygonal data is disclosed. The method includes accessing the polygonal data with a computer, the polygonal data defining a mesh of polygonal data points and including a plurality of vertices, and where the polygonal data describes an object. The method also includes generating a plurality of bounded areas, each including one or more vertices of the polygonal data, expanding a plurality of the bounded areas by adding a plurality of vertices thereto, generating a surface for each of the expanded bounded areas based on the vertices of the expanded bounded areas, generating the surface data based at least in part on the surfaces, and storing the surface data in a computer readable data storage.

Information processing apparatus and information processing method

To enable both an increase in reproducibility for reproduction of a shape of an object and suppression of an increase in data amount. An information processing apparatus including: an acquisition unit that acquires first information associated with a result of estimation of a shape of an object on a real space and second information associated with a result of estimation of a geometrical feature of the object; and a correction unit that corrects the first information on the basis of the second information.

Method, System, and Device of Generating a Reduced-Size Volumetric Dataset
20230093102 · 2023-03-23 ·

Device, system, and method of generating a reduced-size volumetric dataset. A method includes receiving a plurality of three-dimensional volumetric datasets that correspond to a particular object; and generating, from that plurality of three-dimensional volumetric datasets, a single uniform mesh dataset that corresponds to that particular object. The size of that single uniform mesh dataset is less than ¼ of the aggregate size of the plurality of three-dimensional volumetric datasets. The resulting uniform mesh is temporally coherent, and can be used for animating that object, as well as for introducing modifications to that object or to clothing or garments worn by that object.