Computers, Ntaub ntawv technology
Yuav ua li cas hom ntawm graphics koj puas paub?
Nyob rau hauv lub "graphics xam rau" tshawb txoj kev los tsim tshiab thiab uas twb muaj lawm ua duab ntaub ntawv uas siv tshwj xeeb kev kho vajtse. Mus ua hauj lwm nrog xws li cov ntaub ntawv meant ib tug loj tus naj npawb ntawm cov chav kawm ntawv ntawm cov kev pab cuam.
Cov nram qab no hom ntawm cov sij hawm:
- vector;
- raster;
- ib tug fractal;
- peb-dimensional;
- cim.
Cov yav tas yog tsis siv, yog li no tsab xov xwm tsom xwb nyob rau lub plaub hom.
Tej yam kev kab kos txhais tau lub specifics ntawm ua hauj lwm nrog lawv. Piv txwv li, kev ua hauj lwm nrog raster graphics txhais tau tias, es, nws ua, es creation. Ib tug vector nrog qhov kev tes rau creation ntawm ntev tshaj li ua.
Cia peb xav txog txhua yam ntawm graphics.
Cov ntsiab keeb - lub kab. Txoj kab ncaj nraim los yog nkhaus yog kiag li txheej. Nrog kab tsim tag nrho cov vector khoom. Tej yam yooj yim cov khoom tsim ib tug complex. Nws hloov tawm hais tias tag nrho cov kab yog kev cob cog rua.
cov nuj nqis muaj feem rau lub zog ntawm cov kab:
- daim ntawv;
- thickness;
- xim;
- cim.
Yog hais tias txoj kab yog kaw, hais tias nws muaj ib tug filling cov cuab yeej. Unclosed kab muaj ob tug ntshav - ntshav uas, nyob rau hauv lem, muaj lawv tus kheej lub zog.
Ntawm no, tsis zoo li yav dhau los yam, lub ntsiab keeb yog ib tug teev. Rau cov on-screen duab - pixel. Nws muaj lub thaj chaw ntawm cov xim thiab kev tso kawm.
Tsis zoo ntawm raster dluab :
- coj mus ntau qhov chaw nyob rau hauv computer nco;
- nws yeej ua tsis tau kom daim duab rau ib tug zoo dua kev saib xyuas ntawm lub ntsiab.
Duab ntawm fractal teeb nruab nrab yog cov xov tooj ntawm interconnected zoo tib yam khoom. Tsim kom muaj cov nuj nqis pab tshwj xeeb algorithms los yog cov qauv. Kev hloov kho ntawm cov dluab tau thaum hloov cov zauv nyob rau hauv lub algorithms los yog tsis nyob rau hauv Eqs.
4. Peb-dimensional
Los ntawm kev kawm lub hom graphics, koj yuav tsum xyuam xim rau cov nram qab no lub tswv yim:
Resolution. Nws yog lub screen daws teeb meem, lub tshuab luam ntawv thiab cov duab nws tus kheej. Thaum ua hauj lwm nrog graphics yog ib qho tseem ceeb ntev los no. Qhov no duab vaj tse. Unit ntawm kev ntsuas - tsuas me me ib nti. Poob lawm lub rooj thaum lub sij hawm ntawm tsim muaj ib qho duab nyob rau hauv lub editor los yog nyob rau hauv tus txheej txheem ntawm PP.
Nyob rau hauv lub cev loj ntawm daim duab mus to taub nws tiag tiag qhov siab thiab dav. Nws yuav ntsuas nyob rau hauv pixels thiab nyob rau hauv nti (millimeters, meters, thiab lwm yam). Nws kuj yog teem thaum lub sij hawm lub creation ntawm cov duab thiab yog muab nrog rau nws. Rau cov duab koj xav kom tso saib, qhia lub cev loj nyob rau hauv pixels. Qhov no tso cai rau koj los mus txiav txim raws nraim li cas cheeb tsam ntawm qhov kev tshuaj ntsuam nws yuav siv sij hawm. Qhov luaj li cas ntawm daim duab yuav tsum tau sau mus qhia qhov ntev nyob rau hauv cov chav nyob ntawm kev ntsuas mus rau to taub npaum li cas qhov chaw yuav tsum tau rau nws ntawm ib daim ntawv ntawm daim ntawv.
Tag nrho cov hom ntawm cov duab nws muaj nws qhov zoo thiab qhov tsis zoo. Tab sis, dua li no, ua rau lawv mus rau hnub tim rau nws muaj nws tus kheej teb ntawm daim ntawv thov. Rau lub raster graphics yog - refurbishment ntawm cov duab, piv txwv li, thiab rau lub vector - cov creation ntawm banners. Tej zaum nyob rau hauv lub nyob ze yav tom ntej, lub ntiaj teb no yuav paub ib tug tshiab hom ntawm computer graphics. Leej twg paub?
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