{"id":36163,"date":"2019-10-31T22:09:56","date_gmt":"2019-10-31T19:09:56","guid":{"rendered":"https:\/\/prohoster.info\/blog\/v-nochnyh-sborkah-firefox-dlya-linux-aktivirovan-webrender-dlya-videokart-nvidia\/"},"modified":"2019-10-31T22:09:56","modified_gmt":"2019-10-31T19:09:56","slug":"v-nochnyh-sborkah-firefox-dlya-linux-aktivirovan-webrender-dlya-videokart-nvidia","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/v-nochnyh-sborkah-firefox-dlya-linux-aktivirovan-webrender-dlya-videokart-nvidia","title":{"rendered":"Nelle versioni notturne di Firefox per Linux \u00e8 attivato WebRender per schede grafiche NVIDIA","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>In <noindex><a rel=\"nofollow\" href=\"https:\/\/nightly.mozilla.org\">notturne<\/a><\/noindex> build di Firefox, su cui si basa il rilascio di Firefox 70, <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1563859\">inclusa<\/a><\/noindex> per impostazione predefinita, l'applicazione del sistema di composizione <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/servo\/webrender\">WebRender<\/a><\/noindex> per schede grafiche NVIDIA su sistemi Linux con il driver Nouveau e il pacchetto Mesa 18.2 o versione successiva. Le configurazioni con driver proprietari NVIDIA sono <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=wr-nv-linux\">vulnerabili<\/a><\/noindex> ancora senza supporto per WebRender. WebRender per GPU AMD e Intel con Mesa 18+ \u00e8 stato attivato nelle build notturne in precedenza. Si nota anche <noindex><a rel=\"nofollow\" href=\"https:\/\/bugzilla.mozilla.org\/show_bug.cgi?id=1563854\">il ripristino<\/a><\/noindex> del supporto per WebGL nelle build notturne di Firefox su sistemi con driver Nouveau, che era stato disattivato accidentalmente in Firefox 68 (ora la limitazione <noindex><a rel=\"nofollow\" href=\"https:\/\/hg.mozilla.org\/mozilla-central\/rev\/3d07024e39d9\">\u00e8 stata rinviata<\/a><\/noindex> \u00e8 solo per il driver proprietario NVIDIA).<\/p>\n<p>Ricordiamo che il sistema di composizione <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/servo\/webrender\">WebRender<\/a><\/noindex> \u00e8 scritto in Rust e delega al GPU le operazioni di rendering del contenuto della pagina. Utilizzando WebRender anzich\u00e9 il sistema di composizione integrato nel motore Gecko, che elabora i dati tramite CPU, si utilizzano shader eseguiti sulla GPU per effettuare le operazioni di rendering degli elementi della pagina, consentendo un notevole incremento della velocit\u00e0 di rendering e riducendo il carico sulla CPU. <\/p>\n<p>Nelle versioni stabili, WebRender \u00e8 attualmente abilitato solo per la piattaforma Windows 10 con schede grafiche AMD e NVIDIA. Puoi controllare l'attivazione di WebRender nella pagina about:support. Per abilitare forzatamente, in about:config devi attivare le impostazioni \u00abgfx.webrender.all\u00bb e \u00abgfx.webrender.enabled\u00bb oppure avviare Firefox con la variabile d'ambiente MOZ_WEBRENDER=1.<\/p>\n<p>In aggiunta, si pu\u00f2 notare  <noindex><a rel=\"nofollow\" href=\"https:\/\/hacks.mozilla.org\/2019\/07\/testing-picture-in-picture-for-videos-in-firefox-69\/\">l'inizio<\/a><\/noindex> test di Firefox 69 Beta e Developer Edition (al momento solo nelle versioni per Windows) della funzione di visione video in modalit\u00e0 \u00abpicture-in-picture\u00bb, che permette di staccare il video in una finestra fluttuante che rimane in vista durante la navigazione nel browser. Per visualizzare in questa modalit\u00e0, \u00e8 necessario fare clic sul suggerimento pop-up o nel menu contestuale, che appare cliccando con il pulsante destro del mouse sul video, e scegliere \u00abPicture in picture\u00bb (in YouTube, dove viene utilizzato un gestore del menu contestuale personalizzato, \u00e8 necessario fare doppio clic col pulsante destro del mouse o fare clic tenendo premuto il tasto Shift).<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51092\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u043d\u043e\u0447\u043d\u044b\u0445 \u0441\u0431\u043e\u0440\u043a\u0430\u0445 Firefox, \u043d\u0430 \u0431\u0430\u0437\u0435 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u0440\u0435\u043b\u0438\u0437 Firefox 70, \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u043e \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u043a\u043e\u043c\u043f\u043e\u0437\u0438\u0442\u0438\u043d\u0433\u0430 WebRender \u0434\u043b\u044f \u0432\u0438\u0434\u0435\u043e\u043a\u0430\u0440\u0442 NVIDIA \u043d\u0430 Linux-\u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 \u0441 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u043e\u043c Nouveau \u0438 \u043f\u0430\u043a\u0435\u0442\u043e\u043c Mesa 18.2 \u0438\u043b\u0438 \u0431\u043e\u043b\u0435\u0435 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0435\u0439. \u041a\u043e\u043d\u0444\u0438\u0433\u0443\u0440\u0430\u0446\u0438\u0438 \u0441 \u043f\u0440\u043e\u043f\u0440\u0438\u0435\u0442\u0430\u0440\u043d\u044b\u043c\u0438 \u0434\u0440\u0430\u0439\u0432\u0435\u0440\u0430\u043c\u0438 NVIDIA \u043f\u043e\u043a\u0430 \u043e\u0441\u0442\u0430\u044e\u0442\u0441\u044f \u0431\u0435\u0437 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 WebRender. WebRender \u0434\u043b\u044f GPU AMD \u0438 Intel \u043f\u0440\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0438 Mesa 18+ \u0432 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-36163","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0412 \u043d\u043e\u0447\u043d\u044b\u0445 \u0441\u0431\u043e\u0440\u043a\u0430\u0445 Firefox, \u043d\u0430 \u0431\u0430\u0437\u0435 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u0440\u0435\u043b\u0438\u0437 Firefox 70,\" \/>\n\t<meta name=\"robots\" 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