Alpha raws yog lwm hom uas muaj nyob hauv Photoshop. Lawv npaj rau txuag lub qhov xaiv rau lawv siv ntxiv los yog kho kom haum.
Vim los ntawm txoj haujlwm - alpha conjugations, lawv tau txais ntawd lub npe. Qhov no yog tus txheej txheem uas duab nrog ntu thaj chaw muaj peev xwm ua ke nrog lwm daim duab, uas txhawb rau kev tsim tshwj xeeb cov teebmeem, nrog rau cov keeb kwm cuav.
Rau cov cuab yeej no nws yog ib qhov ua tau kom txuag tau qhov chaw faib. Rau nws cov kev tsim yuav siv sij hawm ntau heev thiab raug, tshwj xeeb tshaj yog thaum koj xav tsim ib qho kev xaiv ntau, uas yuav siv ob peb xuab moos. Thaum lub sij hawm uas cov ntaub ntawv tseg rau PSD cov ntaub ntawv, cov channel alpha nyob hauv koj qhov chaw txhua lub sijhawm.
Txoj kev siv ntau tshaj plaws ntawm kev siv lub cim alpha yog tsim los ntawm ib daim npog qhov ncauj, uas yog siv txawm tias tsim cov kev xaiv kom pom tseeb tshaj plaws, uas tsis tuaj yeem ua tiav los ntawm lwm txoj kev.
Tseem ceeb kom nco ntsoov
Ua hauj lwm nrog ib lub sij hawm luv luv alpha channel yog nqa tawm thaum koj siv cov hauj lwm nrog Kev Npog Teeb Meem ceev.
Alpha channel. Kev Kawm Ntawv
Feem ntau nws yog qhov pom tau tias yog ib qho dub thiab dawb ntawm qhov koj tau muab tso tseg. Yog tias qhov chaw zov me nyuam tsis hloov los ntawm koj, tom qab ntawd tus txheej txheem, cov xim dub tsis yog ib qho ntawm cov duab, uas yog, kev tiv thaiv los yog muab zais, tab sis nws yuav qhia nrog dawb.
Zoo ib yam li lub npog ntsej muag, cov tones gray qhia meej txog qhov xaiv, tab sis ib nrab, qhov chaw thiab lawv ua suab nrov.
Los tsim, koj yuav tsum ua cov kauj ruam nram qab no:
Xaiv "Tsim cov channel - Tsim ib cov channel tshiab". Qhov no khawm ua kom nws pom tau Alpha 1 - ib txoj kab dawb huv alpha, uas yog dub vim nws yog khoob kiag li.
Mus xyuas thaj tsam koj xav tau xaiv lub cuab yeej Txhuam nrog cov xim dawb. Qhov no zoo ib yam li kos duab qhov hauv ib daim npog ntsej muag kom pom, thiab tseem ceeb tshaj plaws hauv qab.
Yog hais tias koj xav tau los xaiv cov kev xaiv dub thiab ua rau ntawm thaj chaw dawb, ces teem lub dialog box selector - "Cov chaw xaiv".
Txhim kho lub cim channel alpha thaum lub zog khiav "Quick mask" xav tau nyob rau hauv txoj hauj lwm xim, kuj hloov qhov kev pom zoo. Tom qab teeb tsa lub nqis kom raug, nias rau Ok.
Koj tuaj yeem ua tau xaiv los ntawm kev xaiv qhov kev hais kom ua nyob hauv zaub mov - Xaiv - Txuag Xaiv.
Xaiv ib qho kev xaiv ntawm txhaj rau - Txuag kev xaiv channel
Alpha raws. Hloov
Tom qab tsim tau, koj tuaj yeem txawb tau xws li ib txoj hauv kev ib yam li lub npog ntsej muag. Siv lub ntaus ntawv Txhuam lossis lwm lub tshuab uas pabcuam qis lossis pauv, koj tuaj yeem kos rau qhov ntawd.
Yog tias koj xav noj ib qho kev xaiv rau kev xaiv, koj yuav tsum xaiv qhov kev hais kom ua nyob hauv daim ntawv qhia zaub mov - Editing - Khiav Tseg.
Ib daim ntawv yuav qhib - Siv.
Koj tuaj yeem xaiv cov xim dub los yog xim raws li txoj hauj lwm - ntxiv rau qhov tsim nyog los yog ua rau rho tawm ntawm nws. Nyob rau tom kawg rooj plaub, cov cheeb tsam kos duab yog dawb, tus so yog dub.
Kom tso saib cov ntaub ntawv hauv Photoshop rau lwm txoj kev, uas yog, xim dub, koj yuav tsum tau ob npaug-nias ntawm tus thumbnail. Lub thawv qhov sib tham - Kev xaiv, ces muab qhov hloov mus rau - Cov chaw xaiv. Tom qab ntawd, daim ntawv thov yuav hloov xim ntawm lub npog ncauj.
Editing koj cov channel alpha yog siv hom - Daim npog ceev. Koj yuav tsum tau nyem rau ntawm cov yeeb yam tso saib ntawm cov txheej txheem dej.
Tom qab ntawd qhov kev zov me nyuam yuav tsim ib pob liab overlay rau daim duab. Tab sis yog tias koj tab tom kho cov duab uas muaj xim liab feem ntau, ces tsis muaj dab tsi yuav pom los ntawm lub npog ncauj. Ces cia li hloov cov xim ntawm lub overlay rau lwm.
Koj tuaj yeem siv cov ntxaij lim dej uas siv rau cov channel alpha, ib yam li siv lub npog ntsej muag.
Qhov tseem ceeb tshaj plaws: Gaussian ploojuas tso cai rau koj kom muag muag cov npoo thaum xaiv ib qho me ntsis ntawm qhov fuzzy; Cwj pwmuas yog siv los tsim cov cim sawv nyob rau hauv daim npog qhov ncauj.
Deletion
Tom qab siv los yog txiav txim siab pib ua hauj lwm nrog cov channel tshiab, koj tuaj yeem lwv tawm ib qho tsis ruaj ntseg channel.
Tsav channel rau qhov rais - Rho tawm cov channel tam sim no - Rho tawm, uas yog, ntawm lub thoob khib nyiab mintsis tau. Koj tuaj yeem nias rau tib lub khawm thiab tom qab tau txais kev pom zoo ntawm kev tshem tawm, nias ntawm lub pob Muaj.
Txhua yam uas koj tau kawm txog cov alpha ntawm tsab xov xwm no yuav pab tsim cov hauj lwm hauv Photoshop.
