{"id":11261,"date":"2020-04-11T17:03:46","date_gmt":"2020-04-11T16:03:46","guid":{"rendered":"https:\/\/www.arhns.uns.ac.rs\/givsf\/?p=11261"},"modified":"2020-05-07T15:53:39","modified_gmt":"2020-05-07T14:53:39","slug":"scream-interpretacija-slike-putem-teselacije-i-anamorfoze-svetlosti-i-senki-ii-faza","status":"publish","type":"post","link":"https:\/\/www.arhns.uns.ac.rs\/givsf\/scream-interpretacija-slike-putem-teselacije-i-anamorfoze-svetlosti-i-senki-ii-faza\/","title":{"rendered":"\u201cSCREAM\u201d-interpretacija slike putem teselacije linijskim elementima i  svetlosne anamorfoze-II faza"},"content":{"rendered":"<p>Druga faza istra\u017eivanja zasnivala se na pravljenju algoritma,\u00a0 u <strong><em>Grasshopper-u<\/em><\/strong>, koji bi omogu\u0107io realizaciju ideje.<\/p>\n<ul>\n<li>Prva stavka u realizaciji bila je dobijanje najrelevantnijih odnosa povr\u0161ine na kojoj \u0107u interpretirati \u017eeljenu sliku.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/12.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-11262 size-large\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/12-1024x574.jpg\" alt=\"1\" width=\"640\" height=\"358\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/12-1024x574.jpg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/12-300x168.jpg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/12.jpg 1511w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<ul>\n<li>Zatim sam povr\u0161inu izdelila na piksele (kvadove) \u010diji broj mo\u017ee da se menja u zavisnosti od ideje i cilja. Te\u017eila sam ka tome da pikseli budu kvadratni jer, u tom slu\u010daju, senke izgledaju bolje. Kada sam ovo uradila dobila sam mesta zabadanja slam\u010dica \u010diji me\u0111usobni razmak \u0107e biti pode\u0161en tako da se <strong><em>ne dobije \u00a0ni preterano gusta, ni preterano retka struktura.\u00a0<\/em><\/strong><\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/121.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-11263 size-large\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/121-1024x473.jpg\" alt=\"12\" width=\"640\" height=\"295\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/121-1024x473.jpg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/121-300x138.jpg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/121.jpg 1855w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<ul>\n<li>Slede\u0107i korak je\u00a0odabir uzorka boje, sa \u017eeljene slike,\u00a0na dobijenim kvadovima.\u00a0Nakon toga dodajemo, preko <strong><em>image samplera<\/em><\/strong>, sliku, pode\u0161enih dimenzija. Kako bi intenzitet piskela sa slike odgovarao koli\u010dini senke na kvadu, neophodno je da svaki kvad bude vi\u0161e ili manje osvetljen, odnosno, da na kvadovima bude vi\u0161e ili manje senke. Postavljam slam\u010dice (cilindre) na predvi\u0111ena mesta zabadanja, radiusa od 3mm, jer je to pribli\u017eno slam\u010dici od koje \u0107e struktura biti napravljena. Razmak izme\u0111u njih stavljam na 30 jer je to pribli\u017ena mera koja zadovoljava gore navedene uslove.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-11264 size-large\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/32-1024x454.jpg\" alt=\"3\" width=\"640\" height=\"283\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/32-1024x454.jpg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/32-300x133.jpg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/32.jpg 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/p>\n<ul>\n<li>\u00a0Kada sam odredila prethodne parametre, odredila sam ugao svetlosti koji najpre treba definisati da bih znala koliku visinu slam\u010dica treba usvojiti. U ovom slu\u010daju koristim ugao od 45\u00b0 (ugao senke izme\u0111u leta i zime). Veoma je bitno izabrati vrstu svetlosnog izvora, jer u zavisnosti od toga mo\u017eemo dobiti razli\u010dite rezultate. Crno-bela slika bolje izgleda ako je svetlosni izvor daleko jer se senke ne raspr\u0161e, odnosno, dobija se jasniji prikaz senke, zato je najpogodnije izabrati Sunce kao izvor osvetljenja za ovaj slu\u010daj.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/42.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-11265\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/42-1024x453.jpg\" alt=\"4\" width=\"640\" height=\"283\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/42-1024x453.jpg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/42-300x132.jpg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/42.jpg 1909w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<ul>\n<li>Visinu slam\u010dice biram na osnovu maximalne du\u017eine senke, odnosno preko dijagonale dobijenog kvada.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/51.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-11266\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/51-1024x552.jpg\" alt=\"5\" width=\"640\" height=\"345\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/51-1024x552.jpg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/51-300x161.jpg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/51.jpg 1667w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<ul>\n<li>\u00a0Ukidam poslednje \u010dlanove koji se nalaze sa strane i poslednji red koji\u00a0 se nalazi dole jer oni ne bacaju senku.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/62.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-11267\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/62-1024x453.jpg\" alt=\"6\" width=\"640\" height=\"283\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/62-1024x453.jpg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/62-300x132.jpg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/62.jpg 1881w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<ul>\n<li>\u00a0Na kraju\u00a0 ubacujem senku i dobijam \u017eeljeni rezultat. Struktura baca zadovoljavaju\u0107u senku koja se mo\u017ee dalje pode\u0161avati.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/7.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-11268\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/7-1024x575.jpg\" alt=\"7\" width=\"640\" height=\"359\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/7-1024x575.jpg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/7-300x168.jpg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/7.jpg 1516w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<ul>\n<li>\u00a0Prikaz strukture u odre\u0111eno doba dana i pod odre\u0111enim uglom gledanja.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/8.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-11269\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/8.jpg\" alt=\"8\" width=\"959\" height=\"540\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/8.jpg 959w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/8-300x168.jpg 300w\" sizes=\"auto, (max-width: 959px) 100vw, 959px\" \/><\/a> <a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/9.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-11270\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/9.jpg\" alt=\"9\" width=\"640\" height=\"359\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/9.jpg 814w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2020\/04\/9-300x168.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Druga faza istra\u017eivanja zasnivala se na pravljenju algoritma,\u00a0 u Grasshopper-u, koji bi omogu\u0107io realizaciju ideje. Prva stavka u realizaciji bila je dobijanje najrelevantnijih odnosa povr\u0161ine na kojoj \u0107u interpretirati \u017eeljenu sliku. Zatim sam povr\u0161inu izdelila na piksele (kvadove) \u010diji broj mo\u017ee da se menja u zavisnosti od ideje i cilja. Te\u017eila sam ka tome da&hellip; <a class=\"more-link\" href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/scream-interpretacija-slike-putem-teselacije-i-anamorfoze-svetlosti-i-senki-ii-faza\/\">Continue reading <span class=\"screen-reader-text\">\u201cSCREAM\u201d-interpretacija slike putem teselacije linijskim elementima i  svetlosne anamorfoze-II faza<\/span><\/a><\/p>\n","protected":false},"author":403,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[433],"tags":[],"coauthors":[425],"class_list":["post-11261","post","type-post","status-publish","format-standard","hentry","category-1920-radovi","entry"],"_links":{"self":[{"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/posts\/11261","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/users\/403"}],"replies":[{"embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/comments?post=11261"}],"version-history":[{"count":5,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/posts\/11261\/revisions"}],"predecessor-version":[{"id":11854,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/posts\/11261\/revisions\/11854"}],"wp:attachment":[{"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/media?parent=11261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/categories?post=11261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/tags?post=11261"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/coauthors?post=11261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}