{"id":6534,"date":"2024-06-06T11:02:31","date_gmt":"2024-06-06T11:02:31","guid":{"rendered":"http:\/\/the-codest.localhost\/dictionary\/back-face-culling\/"},"modified":"2024-06-06T11:02:31","modified_gmt":"2024-06-06T11:02:31","slug":"abattage-de-la-face-dorsale","status":"publish","type":"dictionary","link":"https:\/\/thecodest.co\/fr\/dictionary\/back-face-culling\/","title":{"rendered":"Abattage de la face arri\u00e8re"},"content":{"rendered":"<h1>Abattage de la face arri\u00e8re<\/h1>\n<p>L'\u00e9limination des faces arri\u00e8re est une technique utilis\u00e9e en infographie pour am\u00e9liorer les performances de rendu des objets tridimensionnels. Il s'agit d'un processus d'\u00e9limination des faces d'un objet 3D qui ne sont pas visibles pour l'observateur. Cette technique repose sur le principe selon lequel une face n'est visible que si son vecteur normal pointe vers l'observateur.<\/p>\n<p>Lorsqu'un objet 3D est rendu, chaque face de l'objet est v\u00e9rifi\u00e9e pour voir si elle est orient\u00e9e vers le spectateur ou si elle s'en \u00e9loigne. Si une face est orient\u00e9e dans la direction oppos\u00e9e \u00e0 l'observateur, elle est \u00e9limin\u00e9e et le moteur de rendu passe \u00e0 la face suivante. Ce processus est appel\u00e9 \"back face culling\".<\/p>\n<p>L'\u00e9limination des faces arri\u00e8re est une technique importante utilis\u00e9e en graphisme 3D, car elle permet d'am\u00e9liorer consid\u00e9rablement les performances du processus de rendu. En \u00e9liminant les faces non visibles, le moteur de rendu peut se concentrer sur le rendu des seules faces visibles, ce qui r\u00e9duit le nombre de calculs n\u00e9cessaires au rendu d'une sc\u00e8ne. Cela r\u00e9duit \u00e0 son tour le temps n\u00e9cessaire au rendu d'une sc\u00e8ne, ce qui rend le processus de rendu plus efficace.<\/p>\n<p>L'\u00e9limination des faces arri\u00e8re est utilis\u00e9e dans de nombreuses applications graphiques en 3D, notamment les jeux vid\u00e9o, la r\u00e9alit\u00e9 virtuelle et la conception assist\u00e9e par ordinateur (<a href=\"https:\/\/thecodest.co\/fr\/dictionary\/computer-aided-design-cad\/\">CAD<\/a>). Il est particuli\u00e8rement utile dans les applications qui n\u00e9cessitent un rendu en temps r\u00e9el, comme les jeux vid\u00e9o, o\u00f9 la performance du moteur de rendu est cruciale pour l'exp\u00e9rience de l'utilisateur.<\/p>\n<p>En conclusion, l'\u00e9limination des faces arri\u00e8re est une technique puissante utilis\u00e9e en graphisme 3D pour am\u00e9liorer les performances de rendu des objets. Elle repose sur le principe de l'\u00e9limination des faces d'un objet qui ne sont pas visibles par l'observateur, ce qui r\u00e9duit le nombre de calculs n\u00e9cessaires au rendu d'une sc\u00e8ne et rend le processus de rendu plus efficace.<\/p>","protected":false},"excerpt":{"rendered":"<p>D\u00e9couvrez l'\u00e9limination des faces arri\u00e8re, une technique utilis\u00e9e en #3Dgraphie pour am\u00e9liorer les performances de rendu en \u00e9liminant les faces non visibles des objets. #informatique #jeux vid\u00e9o #CADlogiciel<\/p>","protected":false},"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-6534","dictionary","type-dictionary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Back Face Culling - The Codest<\/title>\n<meta name=\"description\" content=\"Learn about back face culling, a technique used in #3Dgraphics to improve rendering performance by discarding non-visible faces of objects. #computergraphics #videogames #CADsoftware\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/thecodest.co\/fr\/dictionnaire\/abattage-de-la-face-dorsale\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Back Face Culling\" \/>\n<meta property=\"og:description\" content=\"Learn about back face culling, a technique used in #3Dgraphics to improve rendering performance by discarding non-visible faces of objects. #computergraphics #videogames #CADsoftware\" \/>\n<meta property=\"og:url\" content=\"https:\/\/thecodest.co\/fr\/dictionnaire\/abattage-de-la-face-dorsale\/\" \/>\n<meta property=\"og:site_name\" content=\"The Codest\" \/>\n<meta property=\"og:image\" content=\"https:\/\/thecodest.co\/app\/uploads\/2024\/06\/cover-image.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"675\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/thecodest.co\\\/dictionary\\\/back-face-culling\\\/\",\"url\":\"https:\\\/\\\/thecodest.co\\\/dictionary\\\/back-face-culling\\\/\",\"name\":\"Back Face Culling - 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