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公开(公告)号：US10192291B2
公开(公告)日：2019-01-29
申请号：US15157923
申请日：2016-05-18
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jaedon Lee , Jeongjoon Yoo
Abstract: A method and corresponding apparatus to perform path rendering include selecting a pixel through which a path passes from among pixels included in a frame, using geometric information of the pixels in the frame. The method and corresponding apparatus include setting sub-samples for the selected pixel, and calculating a winding number of the selected pixel using the sub-samples.
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公开(公告)号：US10019830B2
公开(公告)日：2018-07-10
申请号：US14514642
申请日：2014-10-15
Applicant: Samsung Electronics Co., Ltd.
Inventor： Youngsam Shin , Wonjong Lee , Jaedon Lee
Abstract: A rendering method includes determining frames. The rendering method further includes successively rendering same regions of the frames. In another general aspect, rendering device includes an inter-frame determining unit configured to determine frames. The rendering device further includes a rendering unit configured to successively render same regions of the frames.
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公开(公告)号：US09858710B2
公开(公告)日：2018-01-02
申请号：US14589418
申请日：2015-01-05
Applicant: Samsung Electronics Co., Ltd.
Inventor： Seokjoong Hwang , Youngsam Shin , Wonjong Lee , Jaedon Lee
CPC classification number: G06T15/405 , G06F5/012 , G06T11/40 , G06T15/06 , G06T15/205 , G06T15/30 , G06T2210/12
Abstract: Provided are a method and apparatus for representing coordinate values of a bounding box of an object. The apparatus and corresponding method receive a minimum value and a maximum value of coordinate values of a bounding box as floating point values. A difference value is determined between the minimum and maximum values, and the difference value is converted to an exponent and a mantissa.
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公开(公告)号：US09552662B2
公开(公告)日：2017-01-24
申请号：US14644548
申请日：2015-03-11
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jaedon Lee , Youngsam Shin , Wonjong Lee
IPC: G06T15/06
CPC classification number: G06T15/06
Abstract: A method of removing an intersection test error in ray tracing includes obtaining an intersection by performing an intersection test on a ray and a primitive; determining location information of the intersection indicating whether the intersection is located inside or outside an object; determining an intersection error based on comparing the location information of the intersection to path information of the ray.
Abstract translation: 在光线跟踪中去除交叉测试误差的方法包括通过对光线和原语进行交叉测试来获得交点; 确定所述交点的位置信息，指示所述交叉点是否位于对象内部或外部; 基于将交叉点的位置信息与光线的路径信息进行比较来确定交点错误。
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公开(公告)号：US20150379756A1
公开(公告)日：2015-12-31
申请号：US14591757
申请日：2015-01-07
Applicant: Samsung Electronics Co., Ltd.
Inventor： Youngsam Shin , Wonjong Lee , Jaedon Lee , Seokjoong Hwang
CPC classification number: G06T15/06 , G06T2210/12
Abstract: A method of processing ray tracing comprising acquiring information about a light source and a bounding box that are located in a three-dimensional graphics (3D) graphics environment, the bounding box containing an object; testing whether a ray generated by the light source intersects the bounding box along each of first to third coordinate axes that define the 3D graphics environment based on the acquired information; and rendering the object in response to a result of the testing being that the ray intersects the bounding box along all of the first through third coordinate axes.
Abstract translation: 一种处理光线跟踪的方法，包括获取关于位于三维图形（3D）图形环境中的光源和边界框的信息，所述边界框包含对象; 测试由所述光源产生的光线是否基于所获取的信息与所述3D图形环境中的每一个坐标轴相交; 并且响应于测试的结果渲染对象，即所述光线沿着所有第一至第三坐标轴与边界框相交。
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Patent Agency Ranking
6.发明申请METHOD AND APPARATUS FOR GENERATING ACCELERATION STRUCTURE IN RAY TRACING SYSTEM 有权用于生成雷达跟踪系统中加速结构的方法和装置公开(公告)号：US20150109292A1
公开(公告)日：2015-04-23
申请号：US14520538
申请日：2014-10-22
Applicant: Samsung Electronics Co., Ltd. , Industry-Academic Cooperation Foundation, Yonsei University
Inventor： Jaedon Lee , Jinwoo Kim , Youngsam Shin , Minwoo Lee , Wonjong Lee , Tackdon Han
CPC classification number: G06T15/06
Abstract: Provided are an apparatus and method for generating an acceleration structure in a ray tracing system. The method of generating an acceleration structure includes splitting, at an acceleration structure generator, a space comprising a three-dimensional (3D) object into a plurality of sub spaces, calculating costs for traversing the plurality of sub spaces based on occlusion information of primitives in the plurality of sub spaces, selecting the plurality of sub spaces that minimize the costs for traversing, and generating an acceleration structure based on setting the selected plurality of sub spaces as nodes.
Abstract translation: 提供了一种用于在光线跟踪系统中产生加速度结构的装置和方法。 产生加速结构的方法包括：在加速度结构生成器处，将包含三维（3D）对象的空间分割成多个子空间，根据基本上的原语的遮挡信息计算穿过多个子空间的成本 所述多个子空间，选择最小化所述运行成本的所述多个子空间，以及基于将所选择的多个子空间设置为节点来生成加速结构。
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公开(公告)号：US09830733B2
公开(公告)日：2017-11-28
申请号：US14690708
申请日：2015-04-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Seokjoong Hwang , Youngsam Shin , Wonjong Lee , Jaedon Lee
CPC classification number: G06T15/06
Abstract: A method and apparatus to perform a ray-node intersection test are provided. The method includes receiving an input representing coordinates of a bounding box and an origin coordinate of a ray as fixed-point numbers, obtaining difference values between the input coordinates of the bounding box and the origin coordinate, and obtaining multiplication values between the obtained difference values and a reciprocal number of a direction vector of the ray, where the reciprocal number is a floating-point number.
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公开(公告)号：US09761039B2
公开(公告)日：2017-09-12
申请号：US14665099
申请日：2015-03-23
Applicant: Samsung Electronics Co., Ltd.
Inventor： Wonjong Lee , Youngsam Shin , Jaedon Lee , Seokjoong Hwang
CPC classification number: G06T15/005 , G06T11/40 , G06T15/06
Abstract: A hybrid rendering method includes subdividing a two-dimensional (2D) frame into virtual tiles (hereinafter, referred to as ‘tiles’); classifying the tiles into first tiles which include an object having reflective or transparent properties and second tiles which do not include the object having reflective or transparent properties; storing geometric information of a primitive in the first tiles in a graphics processing unit (GPU) internal memory; and generating a first image by rendering one or more of the first tiles via ray tracing using the geometric information, generating a second image by rendering one or more of the second tiles via rasterization, and outputting a final image by merging the first and second images.
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公开(公告)号：US09569881B2
公开(公告)日：2017-02-14
申请号：US14591757
申请日：2015-01-07
Applicant: Samsung Electronics Co., Ltd.
Inventor： Youngsam Shin , Wonjong Lee , Jaedon Lee , Seokjoong Hwang
IPC: G06T15/06
CPC classification number: G06T15/06 , G06T2210/12
Abstract: A method of processing ray tracing comprising acquiring information about a light source and a bounding box that are located in a three-dimensional graphics (3D) graphics environment, the bounding box containing an object; testing whether a ray generated by the light source intersects the bounding box along each of first to third coordinate axes that define the 3D graphics environment based on the acquired information; and rendering the object in response to a result of the testing being that the ray intersects the bounding box along all of the first through third coordinate axes.
Abstract translation: 一种处理光线跟踪的方法，包括获取关于位于三维图形（3D）图形环境中的光源和边界框的信息，所述边界框包含对象; 测试由所述光源产生的光线是否基于所获取的信息与所述3D图形环境中的每一个坐标轴相交; 并且响应于测试的结果渲染对象，即所述光线沿着所有第一至第三坐标轴与边界框相交。
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公开(公告)号：US20160027204A1
公开(公告)日：2016-01-28
申请号：US14665120
申请日：2015-03-23
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Wonjong Lee , Youngsam Shin , Jaedon Lee , Seokjoong Hwang
CPC classification number: G06T15/06
Abstract: A data processing method and a data processing apparatus are provided. The data processing method includes storing ray data in an input buffer, requesting shape data that is used in ray tracing of the ray data, acquiring additional information corresponding to the shape data in response to the request and storing the additional information in a storage space allocated to the ray data, and determining an output order of pieces of ray data stored in the input buffer, based on the additional information.
Abstract translation: 提供了数据处理方法和数据处理装置。 数据处理方法包括：将光线数据存储在输入缓冲器中，请求在光线跟踪中使用的形状数据，响应于该请求获取对应于形状数据的附加信息，并将附加信息存储在分配的存储空间中 并且基于附加信息确定存储在输入缓冲器中的多条光线数据的输出顺序。
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