Koyi Yadda za a Gyara Gilashi Mai Daidai tare da Mia_Material_X
Saboda haka, kana buƙatar yin gilashi a Maya kuma ba ku san inda zan fara ba. Idan kun kasance da sababbin Maya kuma ba ku da kwarewa sosai ta amfani da Mental Ray renderer plugin, buƙatarku na farko zai iya ɗaukar wani abu na Blinn na yau da kullum kuma ya zakuɗa gaskiyar har sai ya zama sananne.
Wannan na iya aiki a matsayin mai sa ido a filin idan kana kariya daga hotonka, amma mayafin software na Maya yawanci bai dace ba don sake fasalin jiki.
Don ƙirƙirar gilashi, kana buƙatar amfani da Mental Ray shader mai suna mia_material_x .
Gano wuri Mia_Material_X
Rayuwar tunanin Ray ta Mia shader wani abu ne wanda aka tsara don zama cikakkiyar bayani game da kowane nau'i marar kyau wanda za ka iya tunanin ciki har da chrome, dutse, itace, gilashi, da kuma yumbura.
Hoto mia_material_x ya kamata ya zama tushen kusan dukkanin kayan da kuke ginawa a Maya, banda fatawar fata.
Don samun mia_material_x, danna maɓallin Hypershade > Rayuwar tunanin Ray > Rubutun > mia_material_x .
MIA shader misali mai launin toka mai tsaka-tsaki tare da tsinkaye mai mahimmanci.
Samar da kayan Mia
Sanya samfurin gwajin tare da zane-zane na musamman da kuma wasu hasken ɗamara mai sauƙi don aiki ta hanyar aiwatar da sigogi a Rayuwar Rayuwa.
Matsayin mia yana da babban tsauni na zaɓuɓɓuka. Wasu daga cikinsu za su kasance da muhimmanci a gare ku, amma mai yawa daga cikinsu za ku iya watsi da su. Samuwa a gilashi mai gilashi shader yana da sauƙi-abubuwan da kawai fara farawa lokacin da kake buƙatar cika gilashi da ruwa.
Gudunku a gilashin gilashi ya dogara ne akan yadda kuka saita da dama sigogi: Diffuse, Refraction, Reflection, Specularity, da Fresnel Effect.
Diffuse Parameter
Kana ƙirƙirar gilashi marar lahani, don haka aikin da ke cikin Diffuse tab yana da sauƙi mai sauƙi. Hasken haske ya ba da tsari ta launi. Saboda gilashi a cikin wannan misali ya bayyana, ba ka buƙatar kowane tunani a cikin shader. A ƙarƙashin shafukan yanar gizo, canza nauyin ma'auni mai nauyi zuwa zero.
Sakamako
Shafin Farko shine inda kake magance gaskiyar abin da gilashi ta ke yi.
Abu na farko da kake buƙatar daidaitawa shi ne alamar ƙaddamarwa, wanda ya dace da ƙayyadaddun ƙididdiga na ainihi na dabi'u wanda ya kasance ga dukkan yanan fili.
Idan ka ɗora a kan Shafin Taɓoɓin Turanci , ƙananan jerin kimanin kimanin kimanin kimanin abubuwa daban-daban sun tashi. Ruwa yana da alamar zance game da 1.3. Gilashin filaye yana da alamun ainihin duniya na ƙinƙiri a kusan 1.52. Saita takardun haɗin kai zuwa 1.52.
Abu na karshe da kake buƙatar ɗauka a cikin shafin yanar gizo shine tabbacin gaskiya . Kana ƙirƙirar gilashin gilashi mai cikakken haske, don haka saita daidaitattun gaskiya ga 1.
Ra'ayin tunani
Shafin Juyawa yana ƙayyade yawan nauyin yanayin gilashi a cikin ƙarshe. Koda lokacin da yake bayyane, gilashin ya kamata a sami babban adadi mai ban mamaki da nunawa.
Ka bar darajar gwargwado a 1.0 kuma canza canji ga darajar wani wuri a tsakanin 0.8 da 1. Wani ɗan gajeren batun shine Yayi a nan dangane da kamannin da kake so a cikin hotonka na karshe, amma darajar nunawa ba zata sauke kasa ba 0.8.
Musamman
Idan ka yi gwaji a wannan batu, za ka ga cewa kana kusa da samun gilashi mai kyau, amma har yanzu akwai halayen guda biyu da kake bukatar sanin.
Idan ka gwada sakamakonka na yanzu tare da gilashin gilashi na ainihi, za ka ga cewa yanayin yanzu yana da matukar aiki don a kira shi mai gaskiya. A halin yanzu mia_material yana nuna yanayin, wanda yake da kyau, amma kuma yana ƙayyade tunani mai zurfi bisa la'akari, wanda ba daidai ba ne.
Ƙididdigar ƙididdigar sunaye ne daga cikin kwanakin farko na CG lokacin da za a ƙaddamar da tunani mai zurfi. Har yanzu yana da muhimmiyar mahimmanci a cikin labaran CG, amma a wannan yanayin, yana ba ka wani sakamako mai mahimmanci fiye da yadda kake son gani. Kuna so ku riƙe yanayi mai kyau amma ku rasa abubuwan da suka shafi abubuwan da ke cikin labaran da suke nuna yanzu a cikin fassarar.
Nemo Sakamakon Sakamakon Sakamako a ƙarƙashin Babban shafin kuma saita shi zuwa siffar.
Fresnel Effect
Yanzu saman fuskar gilashi yana nuna daidai lokacin da ya kamata ya kamata ka ga abubuwan da suka fi ƙarfin gani inda gilashin ke fuskantar kyamara da abubuwan da suka fi karfi a gefuna inda gilashi ya ɓace. Wannan ake kira Fresnel sakamako.
Saboda sakamako na Fresnel wani abu ne mai mahimmanci, mia_material yana da nau'in Fresnel wanda aka gina a cikinta. Abinda zaka yi shine kunna shi.
Bude BRDF shafin (takaice don Bincike rarraba Hanya) a cikin matakan halayen kayan aiki, kuma duba akwatin da aka yi amfani da shi ta amfani da Fresnel Reflection.
Ya kamata ku ga sakamakon canji kadan kadan.
Kammalawa
Mia_material_x yana da saiti na gilashi da ake kira gilashin gilashin da ke kusa da shader da ka kirkiro kawai. A gaskiya ma, yana kusa da cewa yana da kyau isa ga mafi yawan bukatunku.
Yana da kyau a san duk abin da aka yi, ko da yake. Ta hanyar ƙirƙirar shader da kanka, ka fahimci abin da halayen ke ba da gudummawa ga bangarori daban-daban na shader, kuma saboda haka ne ya fi ƙarfin yin amfani da shader zuwa ga sonka a nan gaba ko ya haifar da bambancin akan shi don sauƙi daban-daban.
Wannan ya ce, idan kana so ka yi amfani da gilashin gilashi, kawai bude maɓallin rubutun abu don mia_material_x, riƙe ƙasa da maɓallin saiti a cikin kusurwar dama na taga kuma zuwa Gilashin m > Sauya.