Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Poyembekezera PS5 ndi Project Scarlett, zomwe zithandizira kufufuza kwa ray, ndinayamba kuganiza zowunikira pamasewera. Ndinapeza zinthu zomwe wolembayo akufotokoza chomwe kuwala kuli, momwe kumakhudzira mapangidwe, kusintha masewero, aesthetics ndi zochitika. Zonse ndi zitsanzo ndi zowonera. Pamasewera simuzindikira izi nthawi yomweyo.

Mau oyamba

Kuunikira sikuli kokha kwa wosewera mpira kuti azitha kuwona zochitika (ngakhale ndizofunika kwambiri). Kuwala kumakhudza malingaliro. Njira zambiri zowunikira mu zisudzo, filimu ndi zomangamanga zimagwiritsidwa ntchito kukulitsa kutengeka. Chifukwa chiyani okonza masewera sayenera kubwereka mfundo izi? Kulumikizana pakati pa chithunzi ndi kuyankha kwamalingaliro kumapereka chida china champhamvu chomwe chimakuthandizani kuti mugwire ntchito ndi munthu, nkhani, mawu, makina amasewera, ndi zina zotero. Panthawi imodzimodziyo, kuyanjana kwa kuwala ndi pamwamba kumakulolani kukopa kuwala, mtundu, kusiyana, mithunzi ndi zotsatira zina. Zonsezi zimabweretsa maziko omwe wopanga aliyense ayenera kuchita bwino.

Cholinga cha nkhaniyi ndikuwona momwe mapangidwe ounikira amakhudzira kukongola kwamasewera komanso momwe amawonera ogwiritsa ntchito. Tiyeni tiwone momwe kuwala ndi momwe kumagwiritsidwira ntchito pazinthu zina zaluso kuti tiwunikenso ntchito yake pamasewera apakanema.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
"Swan Lake", Alexander Ekman

Ine - Chikhalidwe cha kuwala

Malo, kuwala ndi dongosolo. Izi ndi zinthu zomwe anthu amafunikira monga momwe amafunikira chidutswa cha mkate kapena malo ogona, "Le Corbusier.

Kuwala kwachilengedwe kumatiperekeza kuyambira pomwe tinabadwa. Ndikofunikira, imakhazikitsa nyimbo yathu yachilengedwe. Kuwala kumayang'anira momwe thupi lathu limayendera komanso kumakhudza wotchi yachilengedwe. Tiyeni timvetsetse chomwe kuwala kowala, kulimba kwa kuwala, mtundu ndi malo omwe ali. Kenako timvetsetsa zomwe kuwala kumakhala ndi momwe kumakhalira.

1 - Zomwe diso la munthu limawona

Kuwala ndi mbali ya electromagnetic spectrum yomwe imawonedwa ndi maso. M'dera lino, mafunde amachokera ku 380 mpaka 780 nm. Masana timawona mitundu pogwiritsa ntchito ma cones, koma usiku diso limagwiritsa ntchito ndodo ndipo timangowona mithunzi ya imvi.

Zofunikira za kuwala kowoneka ndizowongolera, mphamvu, ma frequency ndi polarization. Liwiro lake mu vacuum ndi 300 m/s, ndipo ichi ndi chimodzi mwa zinthu zofunika kwambiri zakuthupi.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Mawonekedwe a electromagnetic spectrum

2 - Njira yofalitsa

Palibe kanthu mu vacuum, ndipo kuwala kumayenda molunjika. Komabe, imachita mosiyana ikakumana ndi madzi, mpweya ndi zinthu zina. Ikakhudzana ndi chinthu, mbali ina ya kuwala imatengedwa ndikusandulika kukhala mphamvu yotentha. Mukawombana ndi chinthu chowonekera, kuwala kwina kumatengekanso, koma ena onse amadutsa. Zinthu zosalala, monga galasi, zimawunikira kuwala. Ngati pamwamba pa chinthu ndi chosafanana, kuwala kumabalalika.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamaseweraMomwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Direction of light propagation

3 - Makhalidwe oyambira

Kuwala kuyenda. Kuchuluka kwa kuwala kotulutsidwa ndi gwero la kuwala.
Chigawo cha muyeso: lm (lumen).

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Mphamvu ya kuwala. Kuchuluka kwa kuwala komwe kumatumizidwa kudera linalake.
Chigawo cha muyeso: cd (candela).

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Kuwala. Kuchuluka kwa kuwala kugwa pamwamba.
Kuwala = kuwala kowala (lm) / dera (m2).

Chigawo cha muyeso: lx (lux).

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Kuwala. Ichi ndi chikhalidwe chokha cha kuwala chomwe diso la munthu limawona. Kumbali imodzi, imaganizira kuwala kwa gwero la kuwala, kumbali inayo, pamwamba, zomwe zikutanthauza kuti zimadalira kwambiri mlingo wa kusinkhasinkha (mtundu ndi pamwamba).
Chigawo cha muyeso: cd/m2.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

4 - Kutentha kwamtundu

Kutentha kwamtundu kumayezedwa ndi Kelvin ndipo kumayimira mtundu wa gwero la kuwala. Katswiri wa sayansi ya ku Britain dzina lake William Kelvin anawotcha malasha. Inakhala yofiira, yonyezimira mumitundu yosiyanasiyana yogwirizana ndi kutentha kosiyana. Poyamba malasha ankawala mofiyira kwambiri, koma pamene ankatenthedwa, mtunduwo unasintha n’kukhala wachikasu chowala. Pa kutentha kwakukulu, kuwala komwe kunatulutsidwa kumakhala koyera kwa buluu.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamaseweraMomwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Kuwala Kwachilengedwe, Maola 24, Simon Lakey

II - Njira Zopangira Zowunikira

Mu gawoli, tiwona momwe zowunikira zingagwiritsidwe ntchito kukopa kufotokozera kwa zomwe zili / zowonera. Kuti tichite izi, tidzazindikira kufanana ndi kusiyana kwa njira zowunikira zomwe zimagwiritsidwa ntchito ndi ojambula ndi opanga magetsi.

1 - Chiaroscuro ndi tenebrism

Chiaroscuro ndi imodzi mwa mfundo za chiphunzitso cha zojambulajambula zomwe zimatanthawuza kugawidwa kwa kuunikira. Amagwiritsidwa ntchito kuwonetsa kusintha kwa mawu kuti apereke voliyumu ndi malingaliro. Georges de La Tour ndi wotchuka chifukwa cha ntchito zake ndi usiku chiaroscuro ndi zithunzi zowalitsidwa ndi moto wa makandulo. Palibe aliyense wa ojambula omwe adakhalapo kale omwe adapanga masinthidwe otere mwaluso kwambiri. Kuwala ndi mthunzi zimagwira ntchito yofunika kwambiri mu ntchito yake ndipo ndi gawo la zolemba zosiyanasiyana komanso nthawi zambiri zosiyana. Kuwerenga zojambula za de La Tour kumathandizira kumvetsetsa kagwiritsidwe ntchito ka kuwala ndi mawonekedwe ake.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Georges de La Tour "Penitent Mary Magdalene", 1638-1643.

a - Kusiyanitsa kwakukulu

Pachithunzichi, nkhope yowala komanso zovala zowoneka bwino zimasiyana ndi mdima. Chifukwa cha kusiyana kwakukulu kwa ma toni, chidwi cha wowonera chimayang'ana mbali iyi ya chithunzicho. Kunena zoona sipakanakhala kusiyana kotereku. Mtunda pakati pa nkhope ndi kandulo ndi waukulu kuposa pakati pa kandulo ndi manja. Komabe, tikayerekeza ndi nkhope, timawona kuti kamvekedwe ndi kusiyanitsa kwa manja ndizosalankhula. Georges de La Tour amagwiritsa ntchito zosiyana zosiyanasiyana kuti akope chidwi cha owonera.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

b - Contour ndi rhythm ya kuwala

Chifukwa cha kusiyana kwakukulu kwa ma toni, ma contours amawoneka m'madera ena m'mphepete mwa chithunzicho. Ngakhale m'madera amdima a zojambulazo, wojambula ankakonda kugwiritsa ntchito matani osiyanasiyana kuti atsindike malire a phunzirolo. Kuwala sikukhazikika m'dera limodzi, kumatsika pansi: kuchokera kumaso mpaka kumapazi.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

c - Gwero la kuwala

M'ntchito zambiri za Georges de La Tour, amagwiritsa ntchito makandulo kapena nyali ngati gwero lounikira. Chithunzichi chikuwonetsa kandulo yoyaka, koma tikudziwa kale kuti chiaroscuro pano sichidalira. Georges de La Tour adayika nkhope kumbuyo kwamdima ndikuyika kandulo kuti apange kusintha kwakuthwa pakati pa matani. Kusiyanitsa kwakukulu, ma toni opepuka amalumikizidwa ndi ma toni akuda kuti akwaniritse bwino.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

d - Chiaroscuro monga mawonekedwe a mawonekedwe a geometric

Ngati tifewetsa kuwala ndi mthunzi mu ntchitoyi, timawona mawonekedwe ofunikira a geometric. Kugwirizana kwa ma toni opepuka ndi amdima kumapanga kapangidwe kosavuta. Izo mosalunjika zimapanga lingaliro la danga momwe malo a zinthu ndi ziwerengero zimasonyeza kutsogolo ndi maziko, kupanga mikangano ndi mphamvu.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

2 - Njira Zowunikira Zoyambira Cinematic

2.1 - Kuyatsa kuchokera pamfundo zitatu

Imodzi mwa njira zodziwika bwino komanso zopambana zowunikira chinthu chilichonse ndikuwunikira kwa mfundo zitatu, chiwembu chodziwika bwino cha Hollywood. Njirayi imakupatsani mwayi wowonetsa kuchuluka kwa chinthu.

Kuunikira kofunikira (Kuyatsa Kofunikira, ndiko kuti, gwero lalikulu lowunikira)
Uku ndiko kuwala kwamphamvu kwambiri pachithunzi chilichonse. Ikhoza kubwera kuchokera kulikonse, gwero lake likhoza kukhala kumbali kapena kumbuyo kwa phunziro (Jeremy Byrne "Digital Lighting and Rendering").

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Dzazani Kuwala (ndiko kuti, kuwala kowongolera kusiyanitsa)
Monga momwe dzinalo likusonyezera, amagwiritsidwa ntchito "kudzaza" ndikuchotsa malo amdima opangidwa ndi kuwala kofunikira. Kuwala kodzaza kumakhala kocheperako kwambiri ndipo kumayikidwa pakona kugwero lalikulu.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Kuwala kwakumbuyo (Kuwunikira kumbuyo, ndiko kuti, cholekanitsa chakumbuyo)
Amagwiritsidwa ntchito kusonyeza kuchuluka kwa zochitikazo. Imalekanitsa phunziro ndi maziko. Monga kuwala kodzaza, kuwala kwakumbuyo kumakhala kocheperako ndipo kumakhudza gawo lalikulu la mutuwo.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

2.2 - Pansi

Chifukwa cha kuyenda kwa Dzuwa, takhala tizolowera kuona anthu akuunikira mbali iliyonse, koma osati pansi. Njirayi ikuwoneka yachilendo kwambiri.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Frankenstein, James Whale, 1931

2.3 - Kumbuyo

Chinthucho chili pakati pa gwero la kuwala ndi wowonera. Chifukwa cha ichi, kuwala kumawonekera mozungulira chinthucho, ndipo mbali zake zonse zimakhalabe mumthunzi.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
"ET the Extra-Terrestrial", Steven Spielberg, 1982

2.4 - Mbali

Kuunikira kotereku kumagwiritsidwa ntchito kuunikira mbaliyo. Zimapanga kusiyana kowoneka bwino komwe kumawonetsa mawonekedwe ndikuwunikira mitu yankhaniyo. Njirayi ili pafupi ndi njira ya chiaroscuro.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Blade Runner, Ridley Scott, 1982

2.5 - Kuunikira kothandiza

Uku ndiye kuunikira kwenikweni pamalopo, ndiko kuti, nyali, makandulo, chophimba cha TV ndi zina. Kuwala kowonjezera kumeneku kungagwiritsidwe ntchito kuonjezera mphamvu ya kuunikira.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
"Barry Lyndon", Stanley Kubrick, 1975

2.6 - Kuwala konyezimira

Kuwala kochokera ku gwero lamphamvu kumamwazikana ndi chonyezimira kapena pamwamba, monga khoma kapena denga. Mwanjira iyi, kuwala kumakwirira malo okulirapo ndipo kumagawidwa mofanana.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
The Dark Knight Rises, Christopher Nolan, 2012

2.7 - Kuwala kolimba komanso kofewa

Kusiyanitsa kwakukulu pakati pa kuwala kolimba ndi kofewa ndiko kukula kwa gwero la kuwala molingana ndi phunzirolo. Dzuwa ndilo gwero lalikulu kwambiri la kuwala mu Solar System. Komabe, kuli mtunda wa makilomita 90 miliyoni kuchokera kwathu, kutanthauza kuti ndi kagwero kakang’ono ka kuwala. Zimapanga mithunzi yolimba ndipo, motero, kuwala kolimba. Ngati mitambo ikuwoneka, thambo lonse limakhala gwero lalikulu la kuwala ndipo mithunzi imakhala yovuta kuzindikira. Izi zikutanthauza kuti kuwala kofewa kukuwonekera.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Zitsanzo za 3D ndi LEGO, JoΓ£o Prada, 2017

2.8 - Makiyi apamwamba komanso otsika

Kuwunikira kwakukulu kumagwiritsidwa ntchito popanga mawonekedwe owala kwambiri. Nthawi zambiri amakhala pafupi kwambiri. Magetsi onse ali pafupifupi ofanana mu mphamvu.
Mosiyana ndi kuyatsa kwapamwamba kwambiri, ndi makiyi otsika malowa ndi amdima kwambiri ndipo pangakhale gwero lamphamvu la kuwala mmenemo. Udindo waukulu umaperekedwa kwa mithunzi, osati kuwala, kuti apereke lingaliro la kukayikira kapena sewero.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
"THX 1138", George Lucas, 1971

2.9 - Kuwunikira Kolimbikitsidwa

Kuunikira uku kumatsanzira kuwala kwachilengedwe - dzuwa, kuwala kwa mwezi, magetsi a pamsewu, ndi zina zotero. Amagwiritsidwa ntchito kupititsa patsogolo kuyatsa kothandiza. Njira zapadera zimathandizira kuyatsa kolimbikitsidwa kwachilengedwe, mwachitsanzo, zosefera (gobos) kuti apange zotsatira za mazenera otchingidwa.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Drive, Nicolas Winding Refn, 2011

2.10 - Kuwala kwakunja

Izi zikhoza kukhala kuwala kwa dzuwa, mwezi, kapena magetsi a mumsewu omwe amawonekera pamalopo.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
β€œZinthu zachilendo kwambiri. Gawo 3", Duffer Brothers, 2019

III - Kupereka Zoyambira

Okonza mlingo amamvetsetsa kufunikira kwa kuyatsa ndikugwiritsira ntchito kuti akwaniritse malingaliro ena a zochitikazo. Kuti aunikire mulingo ndi kukwaniritsa zolinga zawo zowoneka bwino, amayenera kuzindikira komwe akuchokera, komwe amafalikira, komanso mitundu. Amakhazikitsa malo enaake komanso mawonekedwe ofunikira. Koma zonse sizili zophweka, chifukwa kuyatsa kumadalira makhalidwe a luso - mwachitsanzo, pa mphamvu ya purosesa. Choncho, pali mitundu iwiri ya kuunikira: kuunikira kowerengeka kale ndi kupereka nthawi yeniyeni.

1 - Kuwunikira koyambirira

Okonza amagwiritsa ntchito kuunikira kosasunthika kuti afotokoze mawonekedwe a kuwala kwa gwero lililonse, kuphatikizapo malo ake, ngodya yake, ndi mtundu wake. Kawirikawiri, kugwiritsa ntchito kuunikira kwapadziko lonse mu nthawi yeniyeni sikutheka chifukwa cha zovuta zogwirira ntchito.

Kuwunikira kwapadziko lonse komwe kunaperekedwa kale kumatha kugwiritsidwa ntchito mumainjini ambiri, kuphatikiza Unreal Engine ndi Unity. Injini "amawotcha" kuunikira koteroko mu mawonekedwe apadera, otchedwa "kuwala mapu" (lightmap). Mapu owunikirawa amasungidwa limodzi ndi mafayilo ena amapu, ndipo injini imawapeza powonetsa zochitikazo.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Chochitika chofananacho: chopanda kuwala (kumanzere), chowunikira mwachindunji (pakati), komanso chowunikira padziko lonse lapansi (kumanja). Zojambula kuchokera ku Unity Learn

Kuphatikiza pa mapu owunikira, pali mapu azithunzi, omwe, motero, amagwiritsidwa ntchito popanga mithunzi. Choyamba, zonse zimaperekedwa poganizira za gwero la kuwala - zimapanga mthunzi womwe umawonetsa kuya kwa pixel kwa chochitikacho. Mapu ozama a pixel omwe amatsatira amatchedwa mapu amthunzi. Lili ndi zambiri za mtunda wapakati pa gwero la kuwala ndi zinthu zapafupi za pixel iliyonse. Kumasulira kumachitidwa, pomwe pixel iliyonse yomwe ili pamwamba imayang'aniridwa ndi mapu amthunzi. Ngati mtunda pakati pa pixel ndi gwero la kuwala ndi waukulu kuposa womwe unalembedwa pa mapu amthunzi, ndiye kuti pixel ili mumthunzi.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Algorithm yogwiritsira ntchito mapu azithunzi. Chithunzi chochokera ku OpenGl-tutorial

2 - Kupereka zenizeni zenizeni

Chimodzi mwazinthu zowunikira zowunikira zenizeni zenizeni zimatchedwa mtundu wa Lambert (pambuyo pa katswiri wa masamu waku Swiss Johann Heinrich Lambert). Ikapereka munthawi yeniyeni, GPU nthawi zambiri imatumiza zinthu imodzi imodzi. Njirayi imagwiritsa ntchito mawonekedwe a chinthucho (malo ake, ngodya yozungulira, ndi sikelo) kuti adziwe zomwe ziyenera kujambulidwa.

Pankhani ya kuyatsa kwa Lambert, kuwala kumachokera kumadera onse padziko lonse lapansi. Izi sizimaganizira zobisika zina, mwachitsanzo, zowunikira (nkhani ya Chandler Prall). Kuti zochitikazo ziwoneke zenizeni, zowonjezera zowonjezera zimagwiritsidwa ntchito pa chitsanzo cha Lambert - glare, mwachitsanzo.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Lambert shading pogwiritsa ntchito gawo monga chitsanzo. Illustration from materials by Peter Dyachikhin

Ma injini amakono ambiri (Unity, Unreal Engine, Frostbite ndi ena) amagwiritsa ntchito matembenuzidwe akuthupi (Pysically Based Rendering, PBR) ndi shading (nkhani ya Lukas Orsvarn). PBR shading imapereka njira zodziwikiratu komanso zosavuta komanso magawo ofotokozera pamwamba. Mu Unreal Injini, zida za PBR zili ndi magawo awa:

  • Mtundu Woyambira - Maonekedwe enieni a pamwamba.
  • Ukali - momwe pamwamba pake ndi yosafanana.
  • Metallic - Kaya pamwamba ndi zitsulo.
  • Specularity (specularity) - kuchuluka kwa kunyezimira pamwamba.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Popanda PBR (kumanzere), PBR (kumanja). Zithunzi zochokera ku studio ya Meta 3D

Komabe, pali njira ina yoperekera: kufufuza kwa ray. Ukadaulo uwu sunaganizidwe m'mbuyomu chifukwa cha magwiridwe antchito komanso kukhathamiritsa. Amangogwiritsidwa ntchito m'makampani opanga mafilimu ndi ma TV. Koma kutulutsidwa kwa makadi a kanema a m'badwo watsopano kunapangitsa kuti zitheke kugwiritsa ntchito njirayi pamasewera apakanema kwa nthawi yoyamba.

Ray tracing ndiukadaulo woperekera zomwe zimapanga zowunikira zenizeni. Imabwereza mfundo za kufalikira kwa kuwala mu malo enieni. Kuwala komwe kumatulutsidwa ndi gwero la kuwala kumachita mofanana ndi ma photon. Iwo amawonekera kuchokera pamwamba kumbali iliyonse. Panthawi imodzimodziyo, pamene cheza kapena kuwala kwachindunji kumalowa mu kamera, amatumiza zidziwitso zowoneka za malo omwe adawonekera (mwachitsanzo, amawonetsa mtundu wake). Ntchito zambiri zochokera ku E3 2019 zithandizira ukadaulo uwu.

3 - Mitundu ya magwero a kuwala

3.1 - Kuwala kwa point

Imawunikira mbali zonse, monganso nyali yanthawi zonse m'moyo weniweni.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Zolemba za Injini Zosavomerezeka

3.2 - Kuwala kowala

Zimatulutsa kuwala kuchokera kumalo amodzi, ndi kuwala kufalikira ngati kondomu. Chitsanzo cha moyo weniweni: tochi.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Zolemba za Injini Zosavomerezeka

3.3 - Gwero lowunikira kukhala ndi malo (Kuwala kwa dera)

Imatulutsa kuwala kwachindunji kuchokera ku autilaini inayake (monga rectangle kapena bwalo). Kuwala kotereku kumabweretsa nkhawa kwambiri pa purosesa, chifukwa kompyuta imawerengera mfundo zonse zomwe zimatulutsa kuwala.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Unity Documentation

3.4 - Gwero la kuwala kolowera

Imatsanzira Dzuwa kapena gwero lina lakutali. Ma cheza onse amasunthira mbali imodzi ndipo amatha kuonedwa ngati ofanana.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Unity Documentation

3.5 - Kuwala kopanda mpweya

Gwero la kuwala kopanda mpweya kapena zinthu zotulutsa mpweya (Emissive Materials mu UE4) mosavuta komanso moyenera zimapanga chinyengo chakuti chinthu chimatulutsa kuwala. Kuwala kumakhala kowoneka bwino - kumawonekera ngati muyang'ana chinthu chowala kwambiri.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Zolemba za Injini Zosavomerezeka

3.6 - Kuwala kozungulira

Chithunzi chochokera ku Doom 3 chikuwunikiridwa ndi nyali pamakoma, injini imapanga mithunzi. Ngati pamwamba pa mthunzi, amapaka utoto wakuda. M'moyo weniweni, tinthu tating'onoting'ono tomwe timawala (mafotoni) titha kuwonekera kuchokera pamwamba. M'makina apamwamba kwambiri operekera, kuwala kumawotchedwa m'mapangidwe kapena kuwerengeredwa munthawi yeniyeni (kuwunika kwapadziko lonse lapansi). Ma injini akale amasewera - monga ID Tech 3 (Doom) - adagwiritsa ntchito zida zambiri kuti awerengere kuyatsa kosalunjika. Pofuna kuthetsa vuto la kusowa kwa kuyatsa kwachindunji, kuwala kosiyana kunagwiritsidwa ntchito. Ndipo malo onse anali osachepera pang'ono aunikiridwa.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Injini ya Doom 3 (injini ya IdTech 4)

3.7 - Kuwunikira kwapadziko lonse lapansi

Kuwala kwapadziko lonse ndiko kuyesa kuwerengera kuwala kwa kuwala kuchokera ku chinthu chimodzi kupita ku china. Izi zimanyamula purosesa kuposa kuwala kozungulira.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Zolemba za Injini Zosavomerezeka

IV - Mapangidwe Ounikira mu Masewera a Kanema

Zowoneka bwino (malo opepuka, ngodya, mitundu, mawonekedwe, kuyenda) zimakhudza kwambiri momwe ogwiritsa ntchito amawonera malo amasewera.

Wopanga a Will Wright adalankhula ku GDC za ntchito yowoneka bwino pamasewera. Makamaka, imatsogolera chidwi cha wosewera mpira pazinthu zofunika - izi zimachitika posintha machulukitsidwe, kuwala ndi mtundu wa zinthu zomwe zili mulingo.
Zonsezi zimakhudza masewerawa.

Mkhalidwe woyenerera umapangitsa wosewerayo kukhala ndi maganizo. Okonza ayenera kusamalira izi popanga kupitiriza kowonekera.

Maggie Safe El-Nasr adayesa zingapo - adayitana ogwiritsa ntchito omwe samadziwa owombera a FPS kuti azisewera Unreal Tournament. Chifukwa cha kusanja kowunikira, osewera adawona adani mochedwa ndipo adamwalira mwachangu. Tinakhumudwa ndipo nthawi zambiri timasiya masewerawo.

Kuwala kumapanga zotsatira, koma kungagwiritsidwe ntchito mosiyana m'masewera a kanema kusiyana ndi zisudzo, mafilimu, ndi zomangamanga. Kuchokera pamawonekedwe apangidwe, pali magulu asanu ndi awiri omwe amafotokoza njira zowunikira. Ndipo apa sitiyenera kuiwala za maganizo.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera
Zojambulajambula mu luso lapamwamba, Jeremy Price

1 - Wotsogolera

Uncharted 4
Mu Zinthu 100 Wopanga Aliyense Ayenera Kudziwa Zokhudza Anthu, Susan Weinschenk amafufuza kufunikira kwa masomphenya apakati ndi ozungulira.

Popeza masomphenya apakati ndi chinthu choyamba chomwe timawona, chiyenera kuphatikizapo zinthu zofunika kwambiri zomwe wosewera mpira ayenera kuziwona monga momwe amafunira ndi wopanga. Kuwona kozungulira kumapereka nkhani ndikulimbitsa masomphenya apakati.

Masewera Osasankhidwa ndi chitsanzo chabwino cha izi - kuwala kumalowa mkatikati mwakuwona ndikuwongolera wosewera mpira. Koma ngati zinthu zomwe zili m'masomphenya ozungulira zikutsutsana ndi masomphenya apakati, mgwirizano pakati pa wojambula ndi wosewera mpira umasokonekera.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

mpaka Dawn
Imagwiritsa ntchito kuyatsa kuwongolera wosewera mpira. Wotsogolera ku studio a Will Byles adati: "Vuto lalikulu kwa ife linali kupanga mkhalidwe wamantha osapangitsa chilichonse kukhala mdima. Tsoka ilo, chithunzicho chikada kwambiri, injini yamasewera imayesa kuti ikhale yowala, komanso mosiyana. Tinayenera kupanga njira zatsopano zothetsera vutoli. "

Monga momwe mukuonera m’fanizo ili m’munsili, kuwala kotentha kumaonekera poyang’anizana ndi buluu, kukopa chidwi cha woseΕ΅erayo.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

2 - Kuunikira / Kujambula

Zoipa Za wokhala Pompopompo 2 Remake

Kuwunikira mu RE2 Remake kumatha kusintha chimango. Mukamayenda m'makonde amdima a Raccoon City Police Station, gwero lalikulu la kuwala ndi tochi ya osewera. Kuunikira kotereku ndi makaniko amphamvu. Malingaliro osinthidwa amakoka diso la wosewera mpira kumalo owala ndikudula china chirichonse chifukwa cha kusiyana kwakukulu.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Mizimu Yakuda I

The Tomb of the Giants ndi amodzi mwa malo amdima kwambiri pamasewera omwe ali ndi matanthwe owopsa. Ikhoza kuperekedwa ngati mutayang'anitsitsa miyala yowala ndikusuntha mosamala kuti musagwe. Muyeneranso kusamala ndi maso owala oyera, chifukwa uyu ndiye mdani.

Utali wowunikira kuchokera kwa wosewera mpira umachepetsedwa kwambiri, kuwonekera mumdima kumakhala kochepa. Pogwira tochi ku dzanja lamanzere, wosewera mpira amawonjezera kuwunikira komanso gawo lake la masomphenya. Panthawi imodzimodziyo, tochi imachepetsa kwambiri zowonongeka, ndipo muyenera kusankha: kuwonekera kapena kutetezedwa.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

3 - Kufotokozera

nyama

Popeza malo ochitirapo kanthu ali mu orbit, masewerawa ali ndi kuzungulira kwapadera kwa kuwala. Zimatsimikizira komwe kuwalako kumayendera ndipo, motero, kumakhudza kwambiri masewerawo. Masewerawa amapangitsa kuti zikhale zovuta kupeza zinthu ndi malo kuposa masiku onse. M'zigawo zakutali, wosewera mpira amatha kuthetsa mavuto powayang'ana kuchokera kumbali imodzi kuchokera mkati mwa siteshoni komanso kuchokera kunja.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Kusungulumwa kwachilendo

Mu Alien, kuwala kumagwiritsidwa ntchito kutsogolera wosewera mpira ndikupanga mantha. Wogwiritsa ntchito nthawi zonse - penapake mumdima pali xenomorph yobisala.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

4 - Kubisala

Cell Splinter: Blacklist

Kuwala mkati mwake sikumangotsogolera wogwiritsa ntchito, komanso kumagwiritsidwa ntchito ngati makina a masewera.

M'malo ambiri, osewera amagwiritsa ntchito mithunzi kuti akhalebe panjira yotetezeka ndikupewa adani. Mu Splinter Cell, udindo wa "mita yowonekera" imaseweredwa ndi kuwala kwa zida za khalidwe - pamene wosewerayo amabisika kwambiri, kuwala kumawala kwambiri.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Chizindikiro cha Ninja

Mu Mark of the Ninja, kuwala ndi mdima zimatsutsana kwathunthu. Wotsogolera masewerawa Nels Andersen adati: "Mawonekedwe amunthu amawonetsa ngati mukuwoneka kapena ayi. Ngati mwabisidwa, mwavala zakuda, zina zokha ndi zofiira, powala - ndinu akuda" (nkhani Mark of the Ninja's stealth design rules).

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

5 - Menyani / Tetezani

Alan Dzuka

Tochi mu Alan Wake ndi chida. Popanda izo, n’zosatheka kuthetsa adani. Muyenera kuwaunikira ndikuwugwira kwakanthawi - motere amakhala pachiwopsezo ndipo akhoza kuphedwa. Pamene kuwala kugunda mdani, halo imawonekera, ndiye imachepa ndipo chinthucho chimayamba kuwala. Panthawi imeneyi wosewera mpira akhoza kuwombera mdani.

Mutha kugwiritsanso ntchito zoyaka moto ndi ma grenade kuti muchotse adani.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Mu Plication Tale: Osalakwa

Mu polojekiti yochokera ku Asobo Studio mutha kugwiritsa ntchito makoswe motsutsana ndi anthu. Mwachitsanzo, ngati muthyola nyali ya mdaniyo, nthawi yomweyo adzagwera mumdima, umene sulepheretsa makoswe ambiri.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

6 - Chenjezo/Mayankho

Deus Ex: Mankind Tinali

Ku Deus Ex, makamera achitetezo amawunika zomwe zikuchitika m'mawonedwe awo, zomwe zimachepetsedwa ndi koni ya kuwala. Kuwala kumakhala kobiriwira ngati salowerera ndale. Ikazindikira mdani, kamera imasintha kuwala kukhala chikasu, kulira ndikuyang'ana chandamale kwa masekondi angapo kapena mpaka mdaniyo atatuluka. Pambuyo pa masekondi angapo, kuwalako kumakhala kofiira ndipo kamera imamveka alamu. Choncho, kuyanjana ndi wosewera mpira kumachitika mothandizidwa ndi kuwala.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

dzenje Knight

Team Cherry's Metroidvania imasintha kuyatsa pafupipafupi kuposa momwe osewera amawonera.

Mwachitsanzo, nthawi iliyonse mukawononga, chithunzicho chimazizira kwa kamphindi, ndipo zotsatira za galasi losweka zimawoneka pafupi ndi msilikaliyo. Kuunikira kwakukulu kumachepa, koma magwero owunikira omwe ali pafupi kwambiri ndi ngwazi (nyali ndi ziphaniphani) samazima. Izi zimathandiza kutsindika kufunikira ndi mphamvu ya nkhonya iliyonse yomwe walandira.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

7 - Kulekana

Assassin's Creed Odyssey

Kuzungulira kwa usana ndi usiku kumakhala pakati pa Odyssey. Usiku, oyendayenda amakhala ochepa ndipo wosewera mpira amatha kukhala osazindikirika.

Nthawi ya tsiku ikhoza kusinthidwa nthawi iliyonse - izi zimaperekedwa mumasewera. Usiku, adani saona bwinobwino, ndipo ambiri amagona. Zimakhala zosavuta kuzipewa ndikuukira otsutsa.

Kusintha kwa usana ndi usiku pano ndi dongosolo lapadera, ndipo malamulo a masewerawa amasintha kwambiri malinga ndi nthawi ya tsiku.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

Musadye Njala

Woyeserera wopulumuka Osataya Njala samasiya obwera kumene usiku - apa kuyenda mumdima kumapha. Pambuyo pa masekondi asanu, wosewera mpira akuwukiridwa ndikuwononga. Gwero la kuwala ndilofunika kuti munthu akhale ndi moyo.

Magulu a anthu amagona usiku ukangoyamba kudzuka ndi kutuluka kwa dzuwa. Zamoyo zina zomwe zimagona masana zimatha kudzuka. Zomera sizimakula. Nyama siuma. Kuzungulira kwa usana ndi usiku kumakhazikitsa dongosolo, kugawa malamulo a masewerawa m'magulu awiri.

Momwe kuyatsa kumakhudzira mapangidwe amasewera ndi zochitika zamasewera

V - Mapeto

Njira zambiri zowunikira zomwe timaziwona muzojambula, mafilimu, ndi zomangamanga zimagwiritsidwa ntchito popanga masewera kuti zigwirizane ndi kukongola kwa malo enieni komanso kukulitsa luso la wosewera. Komabe, masewera ndi osiyana kwambiri ndi filimu kapena zisudzo - chilengedwe mwa iwo ndi zamphamvu ndi zosayembekezereka. Kuphatikiza pa kuyatsa kosasunthika, magwero owunikira amphamvu amagwiritsidwa ntchito. Amawonjezera kuyanjana ndi malingaliro oyenera.

Kuwala ndi zida zonse. Zimapatsa akatswiri ojambula ndi okonza mwayi wokwanira kuti azichita nawo osewera.

Kukula kwaukadaulo kwakhudzanso izi. Tsopano mainjini amasewera ali ndi zowunikira zambiri - tsopano sikungowunikira malo, komanso kukopa kwamasewera.

Zolemba

  1. Seif El-Nasr, M., Miron, K. ndi Zupko, J. (2005). Kuwunikira Mwanzeru Kuti Mukhale Ndi Masewera Abwinoko. Zokambirana za Computer-Human Interaction 2005, Portland, Oregon.
  2. Seif El-Nasr, M. (2005). Kuunikira kwanzeru kwa Malo a Masewera. Journal of Game Development, 1(2),
  3. Birn, J. (Mkonzi.) (2000). Digital Lighting & Rendering. New Riders, Indianapolis.
  4. Calahan, S. (1996). Kufotokozera nkhani kudzera pakuwunikira: mawonekedwe azithunzi apakompyuta. Siggraph Course Notes.
  5. Seif El-Nasr, M. ndi Rao, C. (2004). Kuyang'anira Kuwongolera kwa Wogwiritsa Ntchito mu Ma Interactive 3D Environments. Gawo la Siggraph Poster.
  6. Reid, F. (1992). The Stage Lighting Handbook. A&C Black, London.
  7. Reid, F. (1995). Kuyatsa Stage. Focal Press, Boston.
  8. Petr Dyachikhin (2017), Modern Videogame Technology: Trends and Innovations, Thesis ya Bachelor, Savonia University of Applied Sciences
  9. Malo ophunzirira a Adorama (2018), Basic Cinematography Lighting Techniques, kuchokera ku (https://www.adorama.com/alc/basic-cinematography-lighting-techniques)
  10. Seif El-Nasr, M., Niendenthal, S. Knez, I., Almeida, P. and Zupko, J. (2007), Dynamic Lighting for Tension in Games, the international journal of computer game research
  11. Yakup Mohd Rafee, Ph.D. (2015), Kuwona zojambula za Georges de la Tour zochokera ku Chiaroscuro ndi chiphunzitso cha tenebrism, University Malaysia Sarawak
  12. Sophie-Louise Millington (2016), Kuunikira Kwamasewera: Kodi Kuunikira Kumapangitsa Kuyanjana kwa Osewera ndi Kutengeka Kwachilengedwe?, University of Derby
  13. Prof. Stephen A. Nelson (2014), Properties of Light and Examination of Isotropic Substances, Tulane University
  14. Creative Commons Attribution-ShareAlike License (2019), The Dark Mod, kuchokera ku (https://en.wikipedia.org/wiki/The_Dark_Mod)

Source: www.habr.com

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