Video: Dab tsi yog render hauv Java?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
java ua .lang. Object javax.faces. ua . Renderer public abstract class Renderer extends Object. Tus Renderer hloov pauv tus sawv cev sab hauv ntawm UIComponent s rau hauv cov zis tawm (lossis sau ntawv) cuam tshuam nrog cov lus teb peb tab tom tsim rau ib qho kev thov tshwj xeeb.
Ua raws li qhov no saib, dab tsi yog txheej txheem rendering hauv Java?
Cov Java 2D API muab qhov sib xws kev ua qauv hla ntau hom khoom siv. Nyob rau hauv daim ntawv thov, lub rendering txheej txheem yog tib yam seb lub hom phiaj kev ua ntaus ntawv yog ib qho screen lossis lub tshuab luam ntawv. Rendering cov txheej txheem ntawm tej geometric primitive, siv cov hlab ntsha tawg thiab xim xim (kos txoj kev).
Qhov thib ob, Graphics2D yog dab tsi hauv Java? Graphics2D yog subclass java ua . awt. Graphics, uas txuas ntxiv kev txhawb nqa ntawm cov cuab yeej cuab tam Graphics hauv kev ua peb pawg ntawm cov khoom: ntawv nyeem, vector-graphics thiab bitmap dluab. Nws kuj tseem txhawb nqa ntau tus cwj pwm uas cuam tshuam rau kev ua, piv txwv li, Hloov cov cwj pwm (kev txhais lus, kev sib hloov, scaling thiab shearing).
Tsis tas li ntawd, koj txhais li cas los ntawm rendering?
Rendering los yog duab synthesis yog cov txheej txheem tsis siv neeg ntawm kev tsim cov duab tiag tiag lossis cov duab tsis yog duab los ntawm 2D lossis 3D qauv (los yog cov qauv hauv dab tsi tuaj yeem hu ua cov ntaub ntawv scene) los ntawm kev siv computer. Tsis tas li ntawd, cov txiaj ntsig ntawm kev nthuav tawm cov qauv zoo li no tuaj yeem hu ua a ua.
Muaj pes tsawg hom rendering muaj?
peb
Pom zoo:
Yuav ua li cas yog ib tug txheej txheem nyob rau hauv lub operating system dab tsi yog ib tug xov nyob rau hauv lub operating system?
Ib tug txheej txheem, nyob rau hauv cov nqe lus yooj yim tshaj, yog ib tug executingprogram. Ib tug los yog ntau tshaj threads khiav nyob rau hauv cov ntsiab lus ntawm cov txheej txheem. Ib tug xov yog ib qho tseem ceeb chav tsev uas theoperating system faib lub sij hawm processor. Lub threadpool feem ntau yog siv los txo tus naj npawb ntawm cov ntaub ntawv thov thiab muab kev tswj hwm ntawm cov neeg ua haujlwm threads
Dab tsi yog txoj hauv kev virtual thiab txoj hauv lub cev hauv asp net?
Ua ntej tshaj, cia peb tau txais cov ntsiab lus ntawm ob qho tib si. Txoj kev lub cev - Qhov no yog txoj hauv kev tiag tiag cov ntaub ntawv nyob ntawm IIS. Txoj kev Virtual - Qhov no yog txoj hauv kev kom nkag mus rau cov ntaub ntawv uas tau taw qhia los ntawm sab nraud ntawm IIS daim ntawv thov folder
Koj puas tuaj yeem render dhau qhov render uas twb muaj lawm?
1. Cov renders uas twb muaj lawm feem ntau ua tiav nrog cov txheej nyias nyias lossis cov xim pleev xim uas yuav tsim ib qho kev cuam tshuam tsis muaj zog uas tsis haum rau rendering dhau. Cov khoom qias neeg tuaj yeem khaws cia rau ib lub sijhawm tuaj yeem tsim cov txheej txheem nruab nrab tsis muaj zog uas cuam tshuam nrog kev txhim kho ntawm daim ntawv cog lus ntawm kev thov tshiab
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Dab tsi yog qhov tsis muaj dab tsi hauv Java?
Pej xeem txhais tau hais tias txoj kev pom thiab tuaj yeem raug hu los ntawm lwm yam khoom ntawm lwm hom. Lwm cov kev xaiv yog tus kheej, tiv thaiv, pob thiab pob-private.Qhov no txhais tau hais tias koj tuaj yeem hu rau txoj kev zoo li qub yam tsis muaj kev tsim anobject ntawm chav kawm. void txhais tau hais tias txoj kev tsis muaj nqi