Samfotin fasaha ta hanyar Cyberpunk 2077 ya fita yanzu, wanda aka saki a matsayin wani ɓangare na sabuntawar taken 1.62 (wanda kuma ya ƙara tallafin NVIDIA DLAA da Intel XeSS), kuma yana da ɗaukaka gaba ɗaya, isar da nisa mafi girman tsarin hasken wuta da aka gani tukuna a cikin wasan zamani yayin da kuma ke gudana cikin ƙimar firam akan NVIDIA's GeForce RTX 40 Series GPUs.
Bayan gwaje-gwajen yanayin ma'auni, Na yi yawo a cikin Night City a cikin wasan buɗe ido na yau da kullun na duniya kuma na yi mamakin daidaiton ƙimar firam da lokutan firam. Don cimma matsakaicin tasirin gani, Ina ba da shawarar shigarwa Halk Hogan's HD Reworked Project mod tun da yana inganta yawancin laushi tare da kusan babu tasirin aiki.
Gabanin halartan farko na samfotin fasaha ta hanyar Cyberpunk 2077, na sami damar yin hira da Jakub Knapik (Darekta Art na Duniya a CD PROJEKT RED) don tattauna aikin bayan fage kan wannan babban haɓakawa da abin da ke gaba, kamar aiwatar da wani fasalin haɓaka aikin da aka gabatar tare da gine-ginen Ada Lovelace: Ƙananan Maps.
An fitar da Cyberpunk 2077 RT: Yanayin Overdrive azaman samfotin Fasaha mai bin hanya. Za ku iya bayyana ainihin abin da hakan ke nufi?
Kusan shekaru biyu, tare da Nvidia, muna aiki a kan sabuwar fasahar ma'ana gabaɗaya kamar wacce ake amfani da ita don tasirin gani a cikin fina-finai da raye-raye, tare da burin shine a sa ya yiwu a sami irin wannan inganci a ainihin lokacin a cikin Cyberpunk 2077. hanya ce ta bambanta da ban mamaki ta ƙididdige haske da tunani a cikin wasanmu wanda ba ya dogara da tsarin kamar binciken bincike, binciken GI, ko kasafin inuwa, waɗanda sune tushen mafi yawan mafita na lokaci-lokaci. Sakamakon haka, ƙoƙari ne na herculean don yin babban wasa mai ban sha'awa mai ban sha'awa wanda aka riga aka fitar da aikin tare da wannan yanayin. Akwai lokuta masu yawa da fasahar da ta gabata ta haifar da cewa dole ne mu yi aiki yayin aiwatar da sabuwar hanyar. Amma ko da a matakin da muke a yanzu, ƙwarewar ta riga ta zama abin ban mamaki. Don haka mun yanke shawarar cewa muna so mu sake shi azaman Binciken Fasaha - fasalin da muke haskakawa azaman aikin da ake ci gaba amma muna jin daɗin amfani lokacin da sabuntawa ya faɗi. Tabbas, muna shirin ci gaba da aiki kan fasahar, mu kara tace ta yayin da muke tafiya, da daidaita ta yadda ya kamata.
Lokacin da aka sanar da RT: Yanayin Overdrive na farko, an ce ya ƙunshi abubuwa masu zuwa: RTXDI, haske mai kaikaice da yawa da tunani, cikakken haske mai haske, da ingantaccen hasken PBR. Shin waɗannan duka suna nan tare da sabuntawar 11 ga Afrilu?
Lallai. Mun sabunta dukkan bututun haske da tunani tare da haɗin kai na hasken kai tsaye, amma kuma gabaɗaya mun sabunta hasken kai tsaye tare da amfani da RTXDI. Tare suna ba da cikakkiyar gabatarwar duniya kuma kusan mara iyaka.
Da gaske muna son crank har na gani amincin wasan zuwa max. Kamar yadda na fada a baya, duk da haka, akwai yalwar dakin da za mu kara inganta kan abin da muka cimma ya zuwa yanzu, kuma muna da shirin ci gaba da yin aiki kan mafita tare da tunanin wasanninmu na gaba.
Daga cikin sabbin fasahohin da aka nuna a cikin Sashin Fasaha na Hanyar Binciken Hanyar Cyberpunk 2077, idan kun zaɓi mafi tasiri, wanne za ku zaɓa kuma me yasa?
Yana da wuya a zaɓi ɗaya kawai, a faɗi gaskiya, kuma ina ganin yana da mahimmanci a fahimci yadda waɗannan tsarin ke aiki tare. RTXDI yana da alhakin Hasken Kai tsaye, wanda ke nufin yana da alhakin ba da bayanai game da hasken da ke fitowa daga wani tushe kuma ya faɗo saman. A baya can, inuwa ya kasance wani ɓangare mai raɗaɗi na tsari. A cikin wasanni, muna amfani da kasafin inuwa, ma'ana cewa za mu iya jefa inuwa kawai daga zaɓaɓɓun fitilu a wasanmu. A yawancin lokuta, muna kuma amfani da taswirar inuwa mara inganci. Don haka ka yi tunanin titi mai cike da aiki, mai ƴan fitilu kaɗan waɗanda za su iya yin inuwa, yayin da yawancinsu kawai ke haskakawa ta hanyar abubuwa, suna sa su zama marasa gaskiya kuma sun rabu da kewaye. Tare da RTXDI, muna samun fitilu har dubu ko ma fiye da haka suna yin inuwa mai taushin gaske akan allon. A zahiri duk hasken da kuka gani yana jefa inuwa. Wannan shine babban canji a zahiri, zurfin fage, da girma. Amma kuma abu ne mai mahimmanci idan muka ɗauka cewa kowane tushen haske, zama fitila, neon, ko allo, yana fitar da Hasken Kai tsaye, ma'ana haske wanda ke birkice daga saman duniya. Idan ba tare da inuwar da ta dace ba a cikin ɓangaren Hasken Kai tsaye, ɓangaren Hasken kai tsaye zai ji gaba ɗaya ba gaskiya ba ne. Haɗin sassan biyu ya ba mu damar tura Hanyar Binciko a zahiri gwargwadon yiwuwa.
Jawabin ku na GDC 2023 an yi masa taken 'Kawo Tafarkin Hanya zuwa Garin Dare'. Kuna amfani da Sabuwar Hanyar Neman SDK? Wadanne kalubale ne aka fuskanta wajen sake gyara bututunku na yanzu tare da hanyar Binciko Tafarki?
Muna amfani da fasaha iri ɗaya da wacce ke cikin SDK. Na ambata shi kafin dan kadan - a takaice, canza tsarin da ake bi don yin babban wasan buɗe ido na duniya, kuma wanda aka riga aka sake shi, ba komai bane illa mai sauƙi. Labari mai dadi shine cewa daga ranar daya daga cikin ci gaban duka Cyberpunk 2077 da REDengine iteration da aka yi amfani da su don wasan, muna bin daidaitattun jiki ta hanyar da muka tsara hasken wuta. Wannan yana nufin cewa tsarinmu na dare da rana yana dogara ne akan ma'auni na ainihi na duniya kuma fitilu suna cikin madaidaicin ma'auni ko žasa. Mun kuma yi amfani da kayan da suka dogara akan jadawalin PBR. Dukkanin shawarar da muka yanke a cikin aiwatar da aikin mu na Ray Tracing don sakin wasan, kuma Ray Tracing: Overdrive shine mataki na gaba a cikin juyin halitta na abubuwan gani na wasan, wanda ya yiwu ta hanyar tsarin da muka zaɓa don tafiya tare da tun farkon farawa. . Har yanzu, mafita da yawa da muka yi amfani da su a baya waɗanda ke goyan bayan haɗaɗɗun nau'ikan ba su yi kyau ba tare da ƙarin tsabta, dacewa, da ingantaccen sakamakon Binciken Hanyar da ke kawowa kan tebur. Don haka a lokuta da yawa, yin aiki a cikin injin ya kasance kamar zagaya filin nakiyoyi da kwance damarar nakiyoyin a kan hanya. Gabaɗaya, ina tsammanin babbar gwagwarmayar ita ce tweaking tsarin ta yadda duniyar mai rikitarwa ta Cyberpunk 2077 ta yi aiki a cikin kyakkyawan tsari kuma ingancin sigina ya isa don ƙin yarda da shi yadda ya kamata.
Wanne, idan akwai, abubuwan da aka lalata sun kasance a cikin yanayin RT Overdrive?
A halin yanzu har yanzu muna amfani da ma'anar gaba cewa matakan fita daga yankin Neman Hanya kuma a fili ana yin juzu'i daban-daban. Har yanzu muna aiki akan mafita na ƙarshe na waɗannan yankuna biyu don cikakken sakin mu, kodayake. 'Yan wasan gaba suna da wayo musamman, saboda yawan kuzarinsu ya fice daga yanayin duniya. Masu gaba sun dogara da bincike na tunani a cikin wasanmu kuma bayanan da aka adana a cikin waɗancan sun bambanta sosai da ingantacciyar sigar duniya wacce Hanyar Tracing ke bayarwa.
NVIDIA ta ce Shader Execution Reordering (SER) yana da goyan bayan a cikin Cyberpunk 2077 Path Tracing yanayin. An aiwatar da shi cikin sauri, kuma fa'idodin sun cancanci hakan?
Ban tuna daidai tsawon lokacin da ya ɗauki mu don aiwatar da SER ba, amma na yi imani ya tafi cikin kwanciyar hankali, a gaskiya. Babban fa'idar da ke zuwa tare da wannan shine babban riba a cikin saurin da muke samu. Ba na tsammanin za mu iya samun Hanya Tracing don yin aiki ta hanya mai kyau ba tare da yin amfani da duk kayan aikin da muke da su ba don haɓaka kowane riba da za mu iya samu. Duk waɗannan fasahohin guda ɗaya suna haɓaka da gaske don ƙirƙirar mafita.
Shin kuna shirin yin amfani da sauran abubuwan ingantawa da aka gabatar tare da gine-ginen Ada Lovelace, kamar Maɓallin Micro-Mesh (DMM) da Opacity Micro-Maps (OMM)?
A halin yanzu muna aiki kan aiwatar da OMM, amma ban da cikakken tabbacin abin da zai zama shawararmu game da DMM. Tabbas fasaha ce ta juyin juya hali wacce ke kawo aminci mai ban mamaki ga allon, kawai muna buƙatar ganin yadda zai kasance a gare mu idan aka yi la'akari da yanayin da muke da wasan a halin yanzu.
An yi imani da yawa cewa DLSS 3/Frame Generation zai zama hanya ɗaya tilo don fuskantar Cyberpunk 2077 Path Tracing a santsin firam rates da babban ƙuduri (4K). Shin wannan daidai ne? Dangane da gwajin ku, nawa ne ƙarin haraji idan aka kwatanta da saitin Psycho na baya?
Zan ce haka. Gaskiyar ita ce Binciken Hanya yana da matukar buƙata akan aikin kayan aikin kuma da gaske shine mafita na gaba. Kasuwar ba ta cika cika da katunan da za su iya tallafa mata cikin sauƙi ba. DLSS 3/Frame Generation a zahiri kusan ninki biyu na firam ɗin akan allon, kuma a zahiri, wannan babbar riba ce ta aiki. Za mu raba shawarwarin aiki a cikin bayanan sakin sabuntawar mu, yayin da har yanzu muna tattara mahimman bayanai game da nau'ikan tsarin.
Shin Cyberpunk 2077 Tracing Tracing ya dace da GPUs masu iya RT daga wasu dillalai?
Lallai, koyaushe muna aiki akan maganin mu na Ray Tracing tare da dabarar agnostic hardware. Ba ma son iyakance 'yan wasanmu zuwa mai siyarwa ɗaya kawai kuma ba shi da bambanci da Ray Tracing: Overdrive. Muna ba da zaɓuɓɓuka guda biyu don amfani da yanayin nunawa. Ɗayan don ƙwarewar wasan-lokaci ne don ƙarin dandamali masu aiki, kuma ɗayan yana iyakance ga Yanayin Hoto. Duk hanyoyin biyu suna aiki akan kowane dandamali na PC na Ray Tracing tare da ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun la'akari: VRAM na katunan zanenku. Mun bayar da cikakken bayani game da lamarin a cikin bayanan sakin mu.
Na gode don lokaci.
