sɛbɛnni kɛcogo ka bɔ sariya fɔlɔw la

Font rendering ye fɛɛrɛ ye min bɛ kɛ ni ɔridinatɛri bɛ jatebɔ ɲɛfɔli jɛlenw sɛmɛntiya sɛbɛnnibolow kan ka kɛ pixel jɛlenw ye, minnu bɛ se ka kalan, i bɛ minnu ye ɛkran kan. I mana kɛ fɛntigiya danyɔrɔ dɔ jɔli ye, ka dashboard dɔ dilan min ɲɛsinnen bɛ kiliyanw ma, walima ka sɛbɛnnibolow sugandi dɔrɔn i ka porozɛ nata kama, sɛbɛnnibolow bɛ jira cogo min na tiɲɛ na, n’i y’o faamuya, o bɛ dancɛba di i ma nizɛri ko kɛlenw labɛnni na.

Jagokɛla 138.000+ minnu bɛ baara kɛ ni ɛntɛrinɛti yɔrɔw ye i n’a fɔ Mewayz , sɛbɛnnikɛcogo tɛ masiri ye — a ye fɛnsɔrɔsiraw ye . Fatura, rapɔɔri ani kiliyanw ka magayɔrɔ bɛɛ bɛ bɔ sɛbɛnni na min bɛ baara kɛ ka saniya minɛnw bɛɛ kɔnɔ. An ka sɛbɛnnibolow jiracogo bɛ baara kɛ cogo min na tiɲɛ na, k’a ta raw outlines la ka se pixel labanw ma.

mun bɛ kɛ sɛbɛnnibolo dɔ ni i ka ɛkran cɛ ?

sɛbɛnni filen tɛ lɛtɛrɛw ja mara . O nɔ na, ​​a bɛ jatebɔ sɛbɛnw mara — Bézier kurulenw minnu bɛ sɛbɛnnibolo kelen-kelen bɛɛ cogoya ɲɛfɔ. Ni i ka baarakɛminɛn walima i ka navigatɛri mago bɛ sɛbɛnniw jirali la, a bɛ pipeline (pipeline) caman kɛ min bɛ o kurukuru abstrait (kurukuru abstrait) caman sɛmɛntiya ka kɛ pixel kulɛrilenw ka grid ye. O pibiliki in tora cogo kabakoma na kabini tabali bɔli daminɛ waatiw la, hali ni fɛɛrɛw cayara ka tɛmɛn fɔlɔ kan.

Kɔrɔsigi taabolo dɔw ye labɛnni sɛgɛsɛgɛli ye , yɔrɔ min na vektɔri siraw hakɛ bɛ bonya ka se laɲini ɲɛnabɔli ma ; grid fitting (a bɛ fɔ fana ko hinting), yɔrɔ min na outlines bɛ ladilan cogo nɔgɔman na walasa u ka bɛn pixel grid ma ; rasterization , yɔrɔ min na ladilancogo ladilannaw bɛ fa walasa ka bitiki dɔ dilan ; ani anti-aliasing, yɔrɔ min na pixel minnu datugulen don yɔrɔ dɔw la, olu bɛ cɛmancɛ kulɛri nafaw sɔrɔ ka se dakun nɔgɔlenw ma.

Etape kelen-kelen bɛɛ bɛ jagokɛcogo dɔw don jatebɔ tiɲɛni ni faamuyali jɛlen cɛ . Labɛn min sɛgɛsɛgɛra cogo dafalen na, o bɛ se ka jigin pixel dancɛw cɛ, ka dakunw bɔ minnu tɛ ye. Grid fitting bɛ o ɲɛnabɔ nka a bɛ se ka sɛbɛnnibolow tiɲɛ. Sɛbɛnnikɛcogo bɛɛ lajɛlen ye kumaɲɔgɔnya ye tigitigi jateminɛ tiɲɛ ni hadamaden ka faamuyali cɛ.

Mun na sɛbɛnnibolo kelen bɛ danfara bɔ minɛn bɛɛ kan ?

N' i delila k' a kɔlɔsi ko sɛbɛnnikɛlan dɔ bɛ i ko a ɲɛ ka nɔgɔn i ka MacBook kan nka a ka gɛlɛn dɔɔnin Windows masin kan , i ye danfara sɔrɔ rendering philosophies la . Apple ka Core Text renderer bɛ kantigiya bila jɔyɔrɔ fɔlɔ la sɛbɛnnibolodacogo fɔlɔ la, ka stroke girinya ni yɔrɔjan mara hali n’a kɔrɔ ye ko dakunw bɛ bɔgɔbɔgɔ dɔɔnin. Microsoft ka DirectWrite (ani a ɲɛfɛ ClearType) bɛ ɲɔgɔndan bila jɔyɔrɔ fɔlɔ la pixel grid la, ka sɛbɛnni nɔgɔlenw dilan ni dilancogo bɔgɔbɔgɔli nɔgɔlenw musaka ye.

• Grayscale anti-aliasing — a bɛ baara kɛ ni gris numanw ye pixel lamini na walasa ka dakunw nɔgɔya ; bɛ baara kɛ cogo kelen na jiracogo suguyaw
w kɔnɔ
• Subpixel rendering — a bɛ LCD pannew ka subpixel bilenman, wuluwulu ani bulu labɛncogo nafa walasa ka jatebɔcogo ɲuman kɛ siɲɛ saba
• Variable hinting — TrueType sɛbɛnnibolow bɛ se ka cikanw don a kɔnɔ minnu bɛ bololabaarakɛlaw ka labɛnw ladilan hakɛ kɛrɛnkɛrɛnnenw na, ka suguya dilannikɛlaw di pixel kelen-kelen bɛɛ kɔlɔsili ma
• Signed distance fields (SDF) — o ye fɛɛrɛ ye min bɛ GPU terikɛ, min bɛ kɛ ka caya tulonkɛminɛnw ni WebGL baarakɛminɛnw na, yɔrɔ min na, glyph cogoyaw bɛ kodɔn i n’a fɔ yɔrɔjan kartiw walasa ka ɲɛfɔli kɛ min tɛ ɲɛfɔli kɛ
• Sistɛmu-dakun sɛbɛnnibolow nɔgɔyali fɛɛrɛw — baarakɛla ni OS sigicogo minnu bɛ baarakɛminɛn-dakun jiracogo tiɲɛ, ka fɛn caman ɲɔgɔnna caman dilan

O faranfasi in de y' a to tigitigi jagokɛlaw minnu bɛ baara kɛ plateformew kan , olu mago bɛ dilancogo basigilenw na . Ni i ka faturaw, i ka laɲiniw ani i ka dashboardw bɛ dilan jagokɛyɔrɔ OS cɛmancɛ la, i bɛ se ka fanga sɔrɔ sɛbɛnnikɛcogo bɛnkan kan min tun bɛna kɛ ni bolola QA ye minɛn bɛɛ kɔnɔ.

sɛbɛnni kɛcogo yiriwara cogo di san tan caman kɔnɔ ?

sɛbɛnni kɛcogo tariku bɛ jiracogo fɛɛrɛ yɛrɛ tariku nɔfɛ . San 1970 ni 1980 waatiw la, bitmap sɛbɛnnibolow tun bɛ mara kɛ — taamasiyɛn kelen-kelen bɛɛ tun ye bololabaarakɛlaw ka jatebɔlan ye min bɛ kɛ ni pixelw ye, a bonya latigɛlen na. The introduction of PostScript by Adobe in 1984 brought scalable outlines to mainstream computing, and Apple's TrueType format (1991) democratized high-quality typography by embedding rendering instructions directly in font files.

ye

"Font rendering ye yɔrɔ damadɔw dɔ ye jatebɔ la, yɔrɔ minnu na hakilijagabɔ tiɲɛni nafa ka bon ka tɛmɛ jatebɔ tiɲɛni kan. Render min bɛ se ka kɛ fɛɛrɛko siratigɛ la, n'a bɛ i n'a fɔ a ma jɛya, o ma ɲɛ; render min bɛ tiɲɛ dɔɔnin, n'a bɛ i n'a fɔ a jɛlen don, o sera."

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San 2000 cɛmancɛ ye subpixel jirali lase mɔgɔw ma Microsoft ka ClearType fɛ , o min tun ye fɛn caman sɛmɛntiya LCD ekranw na . Bi, dancɛ jiginna tugun : DPI (Retina) jiralanw ye hinting ni subpixel tricks caman kɛ kun tɛ minnu na bawo pixel grid ka ɲi fo raw outline scaling bɛ i n’a fɔ a saniyalen don k’a sɔrɔ mɔgɔ ma don a la. Sɛbɛnni caman ɲɔgɔnna, minnu donna OpenType 1.8 fɛ, olu b’a to dosiye kelen ka se ka dilan yɔrɔ bɛɛ sɔrɔ girinya, bonya ani cogoyaw la — o bɛ dɔ bɔ doni waatiw la ani ka dilanbagaw dɛmɛ u ka se ka sɛbɛnnikɛcogo jiracogo ban.

sɛbɛnni kɔrɔ ye mun ye bi jagokɛlaw ka baarakɛcogo la ?

Sɛbɛnni bɛ se ka kɛ i n’a fɔ dilancogo haminanko, nka a bɛ jago nɔ suman. Sɛgɛsɛgɛliw b’a jira tuma bɛɛ ko sɛbɛnni minnu bɛ se ka kalan, minnu bamanankanna ka ɲɛ, olu bɛ dɔ fara u ka faamuyali kan, ka dannaya kɛ u kan, ani ka dɔ fara u ka waati kan. Jagokɛlaw fɛ minnu bɛ kiliyanw ka kumaɲɔgɔnya, kɔnɔna sɛbɛnniw, ani wariko kunnafoniw ɲɛnabɔ Mewayz ka modulu 207 jɛlenw kɔnɔ, sɛbɛnni kɛlen bɛɛ ye taamasiyɛn ye.

Sɛbɛnni minnu ma ɲɛfɔ ka ɲɛ PDF minnu bɛ bɔ jamana wɛrɛw la, sɛbɛnnibolo minnu tɛ bɛn ɲɔgɔn ma plateformew kɔnɔ, ani layini ni ɲɔgɔn cɛ danfara tɛ otomatiki rapɔɔriw kɔnɔ, o bɛɛ bɛ baarakɛcogo tiɲɛ. Plateforme kelen-kelen — min kɔnɔ, jatebɔlanw, fɛnw bɔli jamana kɔkan, ani sɛbɛnw minnu ɲɛsinnen bɛ kiliyanw ma, olu bɛ sɛbɛnnikɛcogo kelen kɛ ɲɔgɔn fɛ — o bɛ o bɛnbaliya ninnu ban k’a sɔrɔ a ma kɛ sababu ye ekipu mɔgɔ bɛɛ ka kerning tabali ni hinting instructions faamuya.

sɛbɛnni ɲɛfɔli bɛ kɛ min kɔfɛ ?

Taabolo caman bɛ ka ɲɔgɔn sɔrɔ walasa ka sɛbɛnni bɛ se ɛkranw ma cogo min na, o cogoya kura. Kulɛri sɛbɛnnibolow (ka baara kɛ ni SVG, COLR, walima CBDT tabali ye) bɛ na ni kulɛri caman ni hali sɛbɛnni ɲɛnamaw ye sɛbɛnnibolo jɔnjɔn pipeline kɔnɔ. AI-assisted hinting bɛ ka daminɛ ka otomatiki kɛ min tun ye bololabaara ye min tun ye dimi ye fɔlɔ, suguya dilannikɛlaw fɛ. Wa ni tiɲɛni camanba ni yɔrɔ jatebɔ bɛ kɔgɔ, sɛbɛnnibolow jiracogo bɛna kɛ wajibi ye ka gɛlɛya kura bɛɛ ɲɛnabɔ — ka sɛbɛnni kalantaw jira yɔrɔ kurulenw kan, yeelen cogoya caman ɲɔgɔnna, ani yɔrɔ saba.

Jagokɛlaw fɛ , min bɛ taa ni a ye , o ye ko sɛbɛnnikɛlan gɛlɛya bɛ ka bonya , wa kunnafonidicogo cɛmancɛ kɔlɔsili nafa bɛ ka bonya o cogo kelen na .

Ɲininkali minnu bɛ kɛ tuma caman na

Mun na ne ka sɛbɛnnibolow bɛ i ko u ɲɛnafin bɛ ɛkran dɔw kan ?

A ka c’a la, sɛbɛnnibolow jiracogo jɛlen bɛ kɛ ni glyph outlines bɛ bin pixel dancɛw cɛ ani rendering engine bɛ baara kɛ ni anti-aliasing gɛlɛn ye walasa ka musaka kɛ. DPI dɔgɔyalen ɛkranw de ka teli ka sɔrɔ kɛrɛnkɛrɛnnenya la. Sɛbɛnni minnu ɲɛfɔlen don koɲuman, olu sugandili, ka sɛbɛnnibolow nɔgɔya sistɛmu kɔnɔ, ani ka kɔrɔbɔli kɛ minɛnw laɲinitaw kan, olu de ye furaw ye minnu bɛ nɔ bɔ kosɛbɛ.

danfara jumɛn bɛ TrueType ni OpenType sɛbɛnnibolow cɛ ?

TrueType fonts use quadratic Bézier curves and can include embedded hinting instructions for precise pixel-grid control. OpenType ye superset cogoya ye min bɛ TrueType ni PostScript (cubic Bézier) outlines fila bɛɛ dɛmɛ, ka fara sɛbɛnnikɛcogo kɔrɔlenw kan i n’a fɔ ligatures, stylistic alternates, ani variable font axes. Bi baarakɛcogo fanba la, OpenType ye sariya ye.

ne bɛ se ka sɛbɛnnibolow jiracogo basigilen sabati cogo di n ka jago sɛbɛnw kɔnɔ ?

Jago ɲɛminɛni kɔrɔ ye ka boli sɛbɛnw kan — laɲiniw, bɛnkansɛbɛnw, dashboardw, rapɔɔriw, ani kumaɲɔgɔnya bɛɛ min bɛ u ni ɲɔgɔn cɛ. N’i ​​labɛnnen don k’i ka baara kɛtaw kɛ cɛmancɛ la ani k’a lajɛ ko sɛbɛn bɛɛ ka kɛ i n’a fɔ i ka baara ka kan ni baarakɛla ye i n’a fɔ i ka baara ka kan cogo min na, i ka Mewayz kɔrɔbɔli fu daminɛ bi k’a lajɛ modulu 207 jɛlen bɛ se ka min kɛ i ka baarakɛcogo la.