{"id":95412,"date":"2020-09-29T01:42:22","date_gmt":"2020-09-28T23:42:22","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/netbsd-pereshyol-na-okonnyj-menedzher-ctwm-po-umolchaniyu-i-eksperimentiruet-s-wayland"},"modified":"2020-09-29T01:42:22","modified_gmt":"2020-09-28T23:42:22","slug":"netbsd-pereshyol-na-okonnyj-menedzher-ctwm-po-umolchaniyu-i-eksperimentiruet-s-wayland","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/netbsd-pereshyol-na-okonnyj-menedzher-ctwm-po-umolchaniyu-i-eksperimentiruet-s-wayland","title":{"rendered":"NetBSD p\u0159e\u0161el na spr\u00e1vce oken CTWM jako v\u00fdchoz\u00ed a experimentuje s Waylandem","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Projekt NetBSD ozn\u00e1mil<\/a><\/noindex> o zm\u011bn\u011b v\u00fdchoz\u00edho spr\u00e1vce oken v relaci X11 na twm<\/a><\/noindex> na CTWM<\/a><\/noindex>. CTWM je fork twm, kter\u00fd se odtrhl v roce 1992 a vyv\u00edjel se sm\u011brem k vytvo\u0159en\u00ed lehk\u00e9ho a pln\u011b p\u0159izp\u016fsobiteln\u00e9ho spr\u00e1vce oken, kter\u00fd umo\u017e\u0148uje m\u011bnit vzhled a chov\u00e1n\u00ed podle vlastn\u00edho vkusu.<\/p>\n

Spr\u00e1vce oken twm byl nab\u00edzen v NetBSD posledn\u00edch 20 let a v modern\u00edch podm\u00ednk\u00e1ch p\u016fsobil archaicky. Negativn\u00ed reakce lid\u00ed na v\u00fdchoz\u00ed twm p\u0159im\u011bly v\u00fdvoj\u00e1\u0159e p\u0159ehodnotit v\u00fdchoz\u00ed shell a zapojit funk\u010dn\u011bj\u0161\u00ed spr\u00e1vce oken CTWM pro vytvo\u0159en\u00ed u\u017eivatelsk\u00e9ho prost\u0159ed\u00ed p\u0159\u00e1telsk\u00e9ho pro u\u017eivatele, kte\u0159\u00ed maj\u00ed zku\u0161enosti z jin\u00fdch opera\u010dn\u00edch syst\u00e9m\u016f. <\/p>\n

CTWM podporuje virtu\u00e1ln\u00ed plochy, aktivn\u011b se vyv\u00edj\u00ed a je vyd\u00e1v\u00e1n pod licenc\u00ed kompatibiln\u00ed s NetBSD. Mezi nov\u00fdmi mo\u017enostmi implementovan\u00fdmi v CTWM se objevuje automaticky generovan\u00e9 menu aplikac\u00ed, u\u017eite\u010dn\u00e9 kl\u00e1vesov\u00e9 zkratky pro pln\u00e9 ovl\u00e1d\u00e1n\u00ed bez my\u0161i, p\u0159izp\u016fsoben\u00ed pro pr\u00e1ci s r\u016fzn\u00fdm rozli\u0161en\u00edm obrazovky (v\u010detn\u011b HiDPI po p\u0159id\u00e1n\u00ed velk\u00fdch p\u00edsem) a mo\u017enost podpory jak velmi pomal\u00fdch, tak velmi rychl\u00fdch syst\u00e9m\u016f pomoc\u00ed jednoho konfigura\u010dn\u00edho souboru. <\/p>\n

Bylo:
\n

\"NetBSD<\/a><\/noindex><\/center><\/p>\n

Stalo se:
\n

\"NetBSD<\/a><\/noindex><\/center><\/p>\n

Dodate\u010dn\u011b byla vyd\u00e1na<\/a><\/noindex> pozn\u00e1mka o stavu projektu zam\u011b\u0159en\u00e9ho na zaji\u0161t\u011bn\u00ed funk\u010dnosti kompozitn\u00edho serveru v NetBSD swc<\/a><\/noindex> na b\u00e1zi protokolu Wayland. Port zat\u00edm nen\u00ed p\u0159ipraven pro ka\u017edodenn\u00ed pou\u017eit\u00ed, ale ji\u017e je vhodn\u00fd pro experimenty a spu\u0161t\u011bn\u00ed aplikac\u00ed pou\u017e\u00edvaj\u00edc\u00edch Qt5, GTK3 nebo SDL2. Mezi probl\u00e9my se uv\u00e1d\u00ed nekompatibilita s n\u011bkter\u00fdmi aplikacemi, v\u010detn\u011b Firefoxu, absence podpory spu\u0161t\u011bn\u00ed aplikac\u00ed X11 a mo\u017enost pr\u00e1ce pouze s GPU Intel, pro kter\u00e9 je k dispozici ovlada\u010d pro p\u0159ep\u00edn\u00e1n\u00ed grafick\u00fdch re\u017eim\u016f na \u00farovni j\u00e1dra.<\/p>\n

Mezi rysy Waylandu, kter\u00e9 zt\u011b\u017euj\u00ed portov\u00e1n\u00ed do NetBSD, se zmi\u0148uje p\u0159\u00edtomnost velk\u00e9ho objemu specifick\u00e9ho k\u00f3du pro OS v kompozi\u010dn\u00edch spr\u00e1vc\u00edch, kter\u00e9 se zab\u00fdvaj\u00ed spr\u00e1vou obrazovky, vstupem a spr\u00e1vou oken. Wayland nep\u0159edstavuje hotov\u00e9 protokoly pro takov\u00e9 funkce, jako je po\u0159izov\u00e1n\u00ed sn\u00edmk\u016f obrazovky, blokov\u00e1n\u00ed obrazovky a spr\u00e1va oken, a zat\u00edm zaost\u00e1v\u00e1 za X serverem v oblastech jako je p\u0159enositelnost, modularita a standardizace.<\/p>\n

Dal\u0161\u00ed funkce jsou realizov\u00e1ny prost\u0159ednictv\u00edm kompozitn\u00edho spr\u00e1vce nebo pomoc\u00ed definov\u00e1n\u00ed roz\u0161\u00ed\u0159en\u00ed k protokol\u016fm. Referen\u010dn\u00ed kompozitn\u00ed server Weston je siln\u011b nav\u00e1z\u00e1n na API j\u00e1dra Linux. Nap\u0159\u00edklad vazba na mechanismus v\u00edcen\u00e1sobn\u00e9ho multiplexov\u00e1n\u00ed vstupu a v\u00fdstupu epoll vy\u017eaduje p\u0159epracov\u00e1n\u00ed pro podporu kqueue. Z\u00e1platy pro pou\u017eit\u00ed kqueue ji\u017e byly p\u0159ipraveny v\u00fdvoj\u00e1\u0159i syst\u00e9m\u016f BSD, ale dosud nebyly p\u0159ijaty do hlavn\u00edho k\u00f3du. <\/p>\n

K\u00f3d referen\u010dn\u00edho kompozitn\u00edho serveru byl p\u016fvodn\u011b naps\u00e1n pouze s ohledem na Linux a nezohled\u0148uje vlastnosti jin\u00fdch syst\u00e9m\u016f (nap\u0159\u00edklad v k\u00f3du se pou\u017e\u00edv\u00e1 \"#include \" a z\u00e1vislost na libinput). Ve FreeBSD byl implementov\u00e1n klon Linuxov\u00e9ho API pro vstup, ale v NetBSD se pou\u017e\u00edv\u00e1 principieln\u011b odli\u0161n\u00e9 API pro \u0159\u00edzen\u00ed vstupu \u2014 wscons. V sou\u010dasn\u00e9 dob\u011b byla podpora wscons ji\u017e p\u0159id\u00e1na do swc a je pl\u00e1nov\u00e1na k p\u0159enosu do dal\u0161\u00edch kompozitn\u00edch spr\u00e1vc\u016f. <\/p>\n

Z\u00e1stupci NetBSD maj\u00ed v \u00famyslu p\u0159esv\u011bd\u010dit v\u00fdvoj\u00e1\u0159e Wayland, aby nepou\u017e\u00edvali tvrdou vazbu na epoll, ale p\u0159e\u0161li na univerz\u00e1ln\u00ed vrstevnicov\u00fd syst\u00e9m, jako je libevent. Mezi pl\u00e1novan\u00fdmi pracemi se tak\u00e9 uv\u00e1d\u00ed aktualizace DRM\/KMS z\u00e1sobn\u00edku j\u00e1dra NetBSD a grafick\u00fdch ovlada\u010d\u016f, v\u010detn\u011b portov\u00e1n\u00ed k\u00f3du z j\u00e1dra Linux, a tak\u00e9 p\u0159id\u00e1n\u00ed podpory atom\u00e1rn\u00edho p\u0159ep\u00edn\u00e1n\u00ed videore\u017eim\u016f, nov\u00fdch verz\u00ed DRM a API Glamor (pro spu\u0161t\u011bn\u00ed X11 aplikac\u00ed pod spr\u00e1vou xwayland). Do kompozitn\u00edho serveru zalo\u017een\u00e9ho na Waylandu se pl\u00e1nuje p\u0159idat podpora framebuffer\u016f.<\/p>\n

\"NetBSD<\/a><\/noindex><\/center><\/p>\n

<\/a><\/noindex><\/p>\n

Zdroj: opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041f\u0440\u043e\u0435\u043a\u0442 NetBSD \u043e\u0431\u044a\u044f\u0432\u0438\u043b \u043e \u0441\u043c\u0435\u043d\u0435 \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u043c\u043e\u0433\u043e \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u0432 \u0441\u0435\u0430\u043d\u0441\u0435 X11 \u043e\u043a\u043e\u043d\u043d\u043e\u0433\u043e \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440\u0430 \u0441 twm \u043d\u0430 CTWM. CTWM \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0441\u043e\u0431\u043e\u0439 \u0444\u043e\u0440\u043a twm, \u043e\u0442\u0432\u0435\u0442\u0432\u0438\u0432\u0448\u0438\u0439\u0441\u044f 1992 \u0433\u043e\u0434\u0443 \u0438 \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0432\u0448\u0438\u0439\u0441\u044f \u0432 \u043d\u0430\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0438 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u043b\u0435\u0433\u043a\u043e\u0432\u0435\u0441\u043d\u043e\u0433\u043e \u0438 \u043f\u043e\u043b\u043d\u043e\u0441\u0442\u044c\u044e \u043d\u0430\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u043e\u0433\u043e \u043e\u043a\u043e\u043d\u043d\u043e\u0433\u043e \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440\u0430, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u043c\u0435\u043d\u044f\u0442\u044c \u043e\u0444\u043e\u0440\u043c\u043b\u0435\u043d\u0438\u0435 \u0438 \u043f\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0435 \u043d\u0430 \u0441\u0432\u043e\u0439 \u0432\u043a\u0443\u0441. \u041e\u043a\u043e\u043d\u043d\u044b\u0439 \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440 twm \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u043b\u0441\u044f \u0432 NetBSD \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0435 20 \u043b\u0435\u0442 \u0438 \u0432 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":95413,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-95412","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47NetBSD 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\u043e\u043a\u043e\u043d\u043d\u044b\u0439 \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440 CTWM \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u0438 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0438\u0440\u0443\u0435\u0442 \u0441 Wayland | ProHoster","og:description":"\u041f\u0440\u043e\u0435\u043a\u0442 NetBSD \u043e\u0431\u044a\u044f\u0432\u0438\u043b \u043e \u0441\u043c\u0435\u043d\u0435 \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u043c\u043e\u0433\u043e \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u0432 \u0441\u0435\u0430\u043d\u0441\u0435 X11 \u043e\u043a\u043e\u043d\u043d\u043e\u0433\u043e \u043c\u0435\u043d\u0435\u0434\u0436\u0435\u0440\u0430 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