{"id":252,"date":"2009-08-05T09:45:18","date_gmt":"2009-08-05T08:45:18","guid":{"rendered":"http:\/\/www.ozone3d.net\/blogs\/lab\/?p=252"},"modified":"2011-09-07T20:51:56","modified_gmt":"2011-09-07T19:51:56","slug":"geexlab-mesh-instancing-en-software","status":"publish","type":"post","link":"https:\/\/www.ozone3d.net\/blogs\/lab\/20090805\/geexlab-mesh-instancing-en-software\/","title":{"rendered":"Mesh Instancing en Software (GeeXLab)"},"content":{"rendered":"<p><center><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.ozone3d.net\/blogs\/lab\/public\/200908\/geexlab-mesh-instancing.jpg\" alt=\"GeeXLab demo\"\/><\/p>\n<p><\/center><br \/>\n<!--more--><br \/>\nJe viens d&#8217;ajouter quelques fonctions qui permettent d&#8217;acc\u00e9lerer le rendu d&#8217;instances d&#8217;un mesh. Dans le screenshot, il y a 2600 instances d&#8217;un mesh sphere (800 faces) soit un total de 2,080,080 faces le tout fonctionnant \u00e0 pr\u00e8s de 90 FPS (bon d&#8217;accord sur ma GeForce GTX 295 mais seulement un seul GPU est utilis\u00e9 car j&#8217;ai desactiv\u00e9 le mode SLI donc on se retrouve comme avec une GTX 260).<\/p>\n<p>A titre comparatif, sans utiliser les fonctions pour l&#8217;instancing, le rendu des 2600 instances fait chuter le framerate \u00e0 environ 25 FPS&#8230;<\/p>\n<p>J&#8217;ajouterai le support du geometry instancing hardware un de ces quatres (apr\u00e8s la release alpha public).<\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[408,469],"tags":[348,377,376],"class_list":["post-252","post","type-post","status-publish","format-standard","hentry","category-pixel-hacking-2","category-tools-de-jegx","tag-geexlab","tag-instancing","tag-mesh"],"aioseo_notices":[],"views":924,"_links":{"self":[{"href":"https:\/\/www.ozone3d.net\/blogs\/lab\/wp-json\/wp\/v2\/posts\/252","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ozone3d.net\/blogs\/lab\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ozone3d.net\/blogs\/lab\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ozone3d.net\/blogs\/lab\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ozone3d.net\/blogs\/lab\/wp-json\/wp\/v2\/comments?post=252"}],"version-history":[{"count":0,"href":"https:\/\/www.ozone3d.net\/blogs\/lab\/wp-json\/wp\/v2\/posts\/252\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.ozone3d.net\/blogs\/lab\/wp-json\/wp\/v2\/media?parent=252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ozone3d.net\/blogs\/lab\/wp-json\/wp\/v2\/categories?post=252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ozone3d.net\/blogs\/lab\/wp-json\/wp\/v2\/tags?post=252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}