cone tracing

cone tracing
трассировка конусом, коническая трассировка
разновидность метода трассировки лучей, в котором роль луча выполняет коническая область, что позволяет сократить время вычислений

Англо-русский толковый словарь терминов и сокращений по ВТ, Интернету и программированию. . 1998-2007.

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  • Cone tracing — is a derivative of the ray tracing algorithm that replaces rays, which have no thickness, with cones. Cone tracing is related to beam tracing, but uses circular rather than polygonal cross sections. Cone tracing solves certain problems related to …   Wikipedia

  • Cone — This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article …   Wikipedia

  • cone — [kōn] n. [ME < L conus < Gr kōnos, a wedge, peak, cone < IE base kō(n) , to sharpen > HONE1, L cos] 1. a) a flat based, single pointed solid formed by a rotating straight line that traces out a closed curved base from a fixed vertex… …   English World dictionary

  • Ray tracing (graphics) — In computer graphics, ray tracing is a technique for generating an image by tracing the path of light through pixels in an image plane. The technique is capable of producing a very high degree of photorealism; usually higher than that of typical… …   Wikipedia

  • Beam tracing — is a derivative of the ray tracing algorithm that replaces rays, which have no thickness, with beams. Beams are shaped like unbounded pyramids, with (possibly complex) polygonal cross sections. Beam tracing was first proposed by Paul Heckbert and …   Wikipedia

  • Global illumination — is a general name for a group of algorithms used in 3D computer graphics that are meant to add more realistic lighting to 3D scenes. Such algorithms take into account not only the light which comes directly from a light source ( direct… …   Wikipedia

  • Global illumination — Illumination globale Les algorithmes d illumination globale (dit souvent GI pour Global Illumination) – utilisés en synthèse d image 3D – sont ceux qui, en déterminant la lumière tombant sur une surface, tiennent compte non seulement de la… …   Wikipédia en Français

  • Illumination Globale — Les algorithmes d illumination globale (dit souvent GI pour Global Illumination) – utilisés en synthèse d image 3D – sont ceux qui, en déterminant la lumière tombant sur une surface, tiennent compte non seulement de la lumière qui a pris un… …   Wikipédia en Français

  • Illumination globale — Les algorithmes d illumination globale (dit souvent GI pour Global Illumination) – utilisés en synthèse d image 3D – sont ceux qui, en déterminant la lumière tombant sur une surface, tiennent compte non seulement de la lumière qui a pris un… …   Wikipédia en Français

  • optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… …   Universalium

  • Optics — For the book by Sir Isaac Newton, see Opticks. Optical redirects here. For the musical artist, see Optical (artist). Optics includes study of dispersion of light. Optics is the branch of …   Wikipedia


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