{"id":21951,"date":"2025-09-01T13:58:39","date_gmt":"2025-09-01T12:58:39","guid":{"rendered":"https:\/\/www.arhns.uns.ac.rs\/givsf\/?p=21951"},"modified":"2025-10-03T10:42:29","modified_gmt":"2025-10-03T09:42:29","slug":"optimizacija-poligonalnih-struktura-i-analiza-uticaja-na-vizuelnu-prepoznatljivost-modela-faza-ii","status":"publish","type":"post","link":"https:\/\/www.arhns.uns.ac.rs\/givsf\/optimizacija-poligonalnih-struktura-i-analiza-uticaja-na-vizuelnu-prepoznatljivost-modela-faza-ii\/","title":{"rendered":"Optimizacija poligonalnih struktura i analiza uticaja na vizuelnu prepoznatljivost modela &#8211; faza II"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-326.png\"><img loading=\"lazy\" decoding=\"async\" width=\"921\" height=\"906\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-326.png\" alt=\"\" class=\"wp-image-22430\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-326.png 921w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-326-300x295.png 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-326-768x755.png 768w\" sizes=\"auto, (max-width: 921px) 100vw, 921px\" \/><\/a><figcaption class=\"wp-element-caption\">Rezultat 1<\/figcaption><\/figure>\n\n\n\n<p>Druga faza zasnovana je na istra\u017eivanju pristupa za stvaranje low poly struktura primenom softvera Rhino i Grasshopper uz pomo\u0107 dve metode &#8211; <em>MeshMachine<\/em> i <em>QuadRemesh<\/em>. Ceo proces je izvr\u0161en, na zakrivljenoj povr\u0161i, definisanjem parametara koji su klju\u010dni za postizanje dobrog rezultata. <\/p>\n\n\n\n<p>Metodologija:<\/p>\n\n\n\n<p>Prvi korak istra\u017eivanja svodio se na formiranje povr\u0161i, ra\u010dunanje njene povr\u0161ine i postavljanje odre\u0111enog broja poligona za dobijanje low poly modela. Kako pomo\u0107u <em>Mesh Machine<\/em> dobijamo modele sa poligonima pribli\u017eno jednakih dimenzija, a QuadRemesh radi sa optimalnim brojem poligona nezavisno od odnosa njihovh dimenzija, bilo je potrebno uz pomo\u0107 povr\u0161ine figure odrediti du\u017einu ivice jednog trougla koji ulazi u sastav mesh-a. Zahvaljuju\u0107i toj vrednosti mo\u017eemo da formiramo isti low poly model primenom oba pristupa i uporedimo rezultate. <\/p>\n\n\n\n<p><strong>Pristupi:<\/strong><\/p>\n\n\n\n<p>Da bi kona\u010dan rezultat bio precizniji, kada se algoritam pokrene i zapo\u010dne svo\u0111enje broja poligona na manje vrednosti, odre\u0111ene ta\u010dke i ivice \u0107e se fiksirati kako se ne bi pomerale prilikom remeshing-a. Uz pomo\u0107 tih parametara se kontroli\u0161e mera u kojoj \u0107e se neka struktura izobli\u010diti.<\/p>\n\n\n\n<p>Povr\u0161ina figure na kojoj je izvr\u0161eno istra\u017eivanje: 19 162 mm; povr\u0161ina trougla: 383,24 mm du\u017eina ivice: 29,74 mm; broj poligona: 1536<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Mesh Machine<\/strong><\/li>\n<\/ul>\n\n\n\n<p><strong>Slu\u010daj 1 <\/strong>&#8211; \u017eeljeni broj poligona: 50 faktor korekcije: 1.000<\/p>\n\n\n\n<p>Dobijeni broj poligona nakon redukcije: 41<\/p>\n\n\n\n<p>Uz pomo\u0107 parametra Gradient vidimo koliko ovakva struktura odstupa od originalne (crvena boja pokazuje najve\u0107e od stupanje, a zelena najmanje).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/kod-2-1-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"148\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/kod-2-1-1024x148.jpg\" alt=\"\" class=\"wp-image-22513\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/kod-2-1-1024x148.jpg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/kod-2-1-300x43.jpg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/kod-2-1-768x111.jpg 768w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/kod-2-1-1536x222.jpg 1536w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/kod-2-1-2048x296.jpg 2048w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/kod-2-1-1568x226.jpg 1568w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Grasshopper kod<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-326.png\"><img loading=\"lazy\" decoding=\"async\" width=\"921\" height=\"906\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-326.png\" alt=\"\" class=\"wp-image-22430\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-326.png 921w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-326-300x295.png 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-326-768x755.png 768w\" sizes=\"auto, (max-width: 921px) 100vw, 921px\" \/><\/a><figcaption class=\"wp-element-caption\">Rezultat 1<\/figcaption><\/figure>\n\n\n\n<p><strong>Slu\u010daj 2 <\/strong>&#8211; \u017eeljeni broj poligona: 150 faktor korekcije: 1.000<\/p>\n\n\n\n<p>Dobijeni broj poligona nakon redukcije: 117<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-327-1.png\"><img loading=\"lazy\" decoding=\"async\" width=\"932\" height=\"913\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-327-1.png\" alt=\"\" class=\"wp-image-22432\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-327-1.png 932w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-327-1-300x294.png 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-327-1-768x752.png 768w\" sizes=\"auto, (max-width: 932px) 100vw, 932px\" \/><\/a><figcaption class=\"wp-element-caption\">Rezultat 2<\/figcaption><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Quad Remesh<\/strong><\/li>\n<\/ul>\n\n\n\n<p><strong>Slu\u010daj 1 <\/strong>&#8211; optimalan broj poligona: 50 <\/p>\n\n\n\n<p>Dobijeni broj poligona nakon redukcije: 51<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/KOD-1-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"215\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/KOD-1-1024x215.jpg\" alt=\"\" class=\"wp-image-22510\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/KOD-1-1024x215.jpg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/KOD-1-300x63.jpg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/KOD-1-768x161.jpg 768w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/KOD-1-1536x322.jpg 1536w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/KOD-1-2048x429.jpg 2048w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/KOD-1-1568x329.jpg 1568w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><figcaption class=\"wp-element-caption\">Grasshopper kod<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-328.png\"><img loading=\"lazy\" decoding=\"async\" width=\"757\" height=\"901\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-328.png\" alt=\"\" class=\"wp-image-22436\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-328.png 757w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-328-252x300.png 252w\" sizes=\"auto, (max-width: 757px) 100vw, 757px\" \/><\/a><figcaption class=\"wp-element-caption\">Rezultat 1<\/figcaption><\/figure>\n\n\n\n<p><strong>Slu\u010daj 2 <\/strong>&#8211; optimalan broj poligona: 150<\/p>\n\n\n\n<p>Dobijeni broj poligona nakon redukcije: 146<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-329.png\"><img loading=\"lazy\" decoding=\"async\" width=\"753\" height=\"903\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-329.png\" alt=\"\" class=\"wp-image-22437\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-329.png 753w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2025\/09\/Screenshot-329-250x300.png 250w\" sizes=\"auto, (max-width: 753px) 100vw, 753px\" \/><\/a><figcaption class=\"wp-element-caption\">Rezultat 2<\/figcaption><\/figure>\n\n\n\n<p>Nastavak istra\u017eivanja \u0107e biti baziran na upotrebi ova dva pristupa na slo\u017eenijim strukturama i pore\u0111enju na\u010dina rada, brzini izrade, kvalitetu dobijene strukture u odnosu na originalnu figuru i prepoznavanju iste. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Druga faza zasnovana je na istra\u017eivanju pristupa za stvaranje low poly struktura primenom softvera Rhino i Grasshopper uz pomo\u0107 dve metode &#8211; MeshMachine i QuadRemesh. Ceo proces je izvr\u0161en, na zakrivljenoj povr\u0161i, definisanjem parametara koji su klju\u010dni za postizanje dobrog rezultata. Metodologija: Prvi korak istra\u017eivanja svodio se na formiranje povr\u0161i, ra\u010dunanje njene povr\u0161ine i postavljanje&hellip; <a class=\"more-link\" href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/optimizacija-poligonalnih-struktura-i-analiza-uticaja-na-vizuelnu-prepoznatljivost-modela-faza-ii\/\">Continue reading <span class=\"screen-reader-text\">Optimizacija poligonalnih struktura i analiza uticaja na vizuelnu prepoznatljivost modela &#8211; faza II<\/span><\/a><\/p>\n","protected":false},"author":660,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[656],"tags":[657],"coauthors":[653],"class_list":["post-21951","post","type-post","status-publish","format-standard","hentry","category-24-25-radovi","tag-24-25","entry"],"_links":{"self":[{"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/posts\/21951","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\/660"}],"replies":[{"embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/comments?post=21951"}],"version-history":[{"count":18,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/posts\/21951\/revisions"}],"predecessor-version":[{"id":23336,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/posts\/21951\/revisions\/23336"}],"wp:attachment":[{"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/media?parent=21951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/categories?post=21951"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/tags?post=21951"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/coauthors?post=21951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}