Cov duab ntawm cov kws tshaj lij kev txawj ntse ib txwm xav tsis thoob lub tswv yim: yuav ua li cas tsim nyog thiab ntseeg tau nws yog qhov ua tau kom piav txog lub ntiaj teb volumetric ntawm kev npau suav lossis cov khoom siv tiag tiag rau ntawm daim ntawv tiaj tus. Dab tsi yog qhov zais ntawm qhov txuj ci no?
Nws yog qhov tsim nyog
Cov khoom siv kos duab: xaum qhuav, pastels, watercolors, gouache lossis ib daim ntawv tsis muaj ntawm computer editor editor
Cov Lus Qhia
Kauj ruam 1
Ua ntej kos duab lub ntsuas hluav taws xob, saib nws los ntawm ntau cov sib txawv. Nws tus qauv pauv hloov li cas los ntawm ntau cov sib txawv ntawm qhov pom, qhov chaw uas lub teeb thiab duab ntxoov ntxoo poob, qhov khoom no zoo li cas hauv thaj chaw nrog nws ib puag ncig, nws cov xim thiab qauv ua lawv tus kheej li cas. Koj yuav tsum ceev faj.
Kauj ruam 2
Thaum koj pib muab cov khoom kos duab ntawm cov khoom ntawm ib daim ntawv (piv txwv li, yog tias koj tab tom pleev xim lub neej tseem), nco ntsoov lub tswv yim ntawm kev xav: qhov no yog lub ntsiab cai ntawm kev muab cov khoom tso rau hauv qhov chaw, uas tso cai rau koj xa cov ntim, qhov deb, qhov loj me thiab cov duab.
Nws yog qhov muaj peev xwm hais txog lub ntim zoo nrog kev pab ntawm kev pom yog tias koj tso cov khoom tseem ceeb hauv thaj chaw: lawv yuav pom tseeb dua, ci ntsa iab, nthuav qhia piv nrog cov uas yuav tso tom qab.
Tsis txhob hnov qab tias cov khoom uas nkag mus rau qhov kev ncua deb ntawm daim duab yuav tsum maj mam nqaim thiab txo qis, thaum lawv cov xim yuav tsum ploj me ntsis. Nws tseem yuav pab qhia qhov tseeb thiab txuas ntxiv hauv qhov chaw.
Kauj ruam 3
Ua tib zoo saib seb lub teeb poob rau ntawm qhov khoom. Lub teeb tsa ncaj qha los ntawm qee qhov, thaum ib lub ntsej muag ntawm cov khoom dhau los ua lub teeb pom kev ntau dua. Hauv kev tha xim thiab duab, muaj cov ntsiab lus xws li "lub teeb, ib nrab ntxoov ntxoo thiab duab ntxoov ntxoo". Raws li lawv, ib feem ntawm cov khoom uas lub teeb ntog yuav tsum yog qhov sib txawv, qhov no yog lub teeb nruab nrab ntawm cov khoom. Los ntawm qhov chaw ci ntsa iab, cov xim pib kom ploj zuj zus mus zuj zus, ua "penumbra": kev hloov du rau hauv maub, sab tsis ncaj.
Txhawm rau kom piav qhia qhov tseeb "lub teeb, ib nrab ntxoov ntxoo thiab duab ntxoov ntxoo" hauv kev tha xim, sim nrog qhov ntxoov ntawm lub ntsiab xim ntawm cov ntsiab lus. Ntxiv me ntsis daj rau xim pleev xim kom qhia pom lub teeb, thiab sib xyaw xim tsaus lossis grey ntxoov ntxoo los qhia kev hloov pauv ntawm lub teeb rau duab ntxoov ntxoo.
Yog tias koj ua haujlwm nyob rau hauv kab kos duab, siv cov xaum xaum ntawm qhov sib txawv. Nrog tus xaum qhuav tawv, koj tuaj yeem qhia qhov pom kev (nws yuav ua kom qis dua), nrog tus cwj mem muag muag koj tuaj yeem daug lub ntsej muag penumbra thiab duab ntxoo.
Mob stroke zaus kuj tseem ceeb: qhov ze zog cov kab yog, tsaus dua cov ntawv tshwm.
Kauj ruam 4
Yog tias koj pleev xim gloss, cov khoom ci, ci ntsa iab thiab rov ua kom zoo nkauj yog khi rau tshwm rau lawv. Glare - kab ntawm lub teeb nyob raws nraim hauv qhov chaw uas lub hnub lub hnub ci poob. Qee zaum qhov tseem ceeb tuaj yeem yog qhov kaj pom tias cov xim ntawm cov khoom nws tus kheej tsis pom hauv lawv: nws hloov daj.
Reflexes yog tsaus muag reflections ntawm ci ci nto. Feem ntau feem ntau, nplua nuj reflections tau ntawm porcelain thiab iav. Reflexes yuav tsis muab lub ntsej muag ci ntsa iab zoo li daim iav, tab sis yuav "luam tawm" ntawm cov khoom xim lossis thaj chaw ntawm qhov khoom cuam tshuam.
Kev muaj peev xwm ntawm cov duab kom pom tseeb thiab rov qab ua haujlwm yuav pab ua kom raug qhov ntim.
Kauj ruam 5
Ntawm chav kawm, txhua yam volumetric nyob rau hauv qhov chaw ntiab tawm lub ntuj duab ntxoov ntxoo rau saum npoo uas nyob ze uas nws tau nyob. kev cai lij choj thiab kev cai lub cev.
