{"id":422,"date":"2007-07-27T06:13:14","date_gmt":"2007-07-27T06:13:14","guid":{"rendered":"http:\/\/www.gisdeveloper.co.kr\/?p=422"},"modified":"2017-01-29T11:25:32","modified_gmt":"2017-01-29T02:25:32","slug":"opengl-shader-3","status":"publish","type":"post","link":"http:\/\/www.gisdeveloper.co.kr\/?p=422","title":{"rendered":"OpenGL Shader &#8211; 3"},"content":{"rendered":"<p>Vertex Processor<\/p>\n<p>\ubc84\ud14d\uc2a4 \ud504\ub85c\uc138\uc11c\ub294 \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\ub97c \uc2e4\ud589\ud55c\ub2e4. \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\uc758 \uc785\ub825\uc740 \ubc84\ud14d\uc2a4 \ub370\uc774\ud130\ub85c\uc368, \uc8fc\ub85c \ubc84\ud14d\uc2a4\uc758 \uc704\uce58, \uc0c9, \ubc95\uc120\ubca1\ud130 \ub4f1\uc73c\ub85c\uc368 OpenGL \uc5b4\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \ubcf4\ub0b4\uc900\ub2e4.<\/p>\n<p>\ub2e4\uc74c OpenGL \ucf54\ub4dc\ub294 \ubc84\ud14d\uc2a4 \ud504\ub85c\uc138\uc11c\uc5d0\uac8c \uac01 \ubc84\ud14d\uc2a4\uc5d0 \ub300\ud55c \uc0c9\uc0c1, \uc704\uce58 \uac12\uc744 \uc804\ub2ec\ud574\uc900\ub2e4.<\/p>\n<pre><code class=\"html\">glBegin(...);\r\n    glColor3f(0.2,0.4,0.6);\r\n    glVertex3f(-1.0,1.0,2.0);\r\n\r\n    glColor3f(0.2,0.4,0.8);\r\n    glVertex3f(1.0,-1.0,2.0);\r\nglEnd();<\/code><\/pre>\n<p>\ubc84\ud14d\uc2a4 \uc250\uc774\ub354\uc5d0\uc11c \ub2e4\uc74c\uacfc \uac19\uc740 \uc77c\uc744 \ud560 \uc218 \uc788\ub2e4.<\/p>\n<ul>\n<li>\ubaa8\ub378\ubdf0 \ud589\ub82c\uacfc \ud504\ub85c\uc81d\uc158 \ud589\ub82c\uc744 \uc774\uc6a9\ud574\uc11c \ubc84\ud14d\uc2a4\uc758 \uc704\uce58\ub97c \uc774\ub3d9<\/li>\n<li>\ub178\ub9d0 \ubca1\ud130\uc758 \ubcc0\ud658, \uadf8\ub9ac\uace0 \ud544\uc694\ud558\ub2e4\uba74 \ub178\ub9d0 \ubca1\ud130\uc758 \uc815\uaddc\ud654<\/li>\n<li>\ud14d\uc2a4\uccd0 \uc88c\ud45c \uc0dd\uc131\uacfc \ubcc0\ud658<\/li>\n<li>\ubc84\ud14d\uc2a4\uc5d0 \ub300\ud55c \ube5b \ub610\ub294 \ud53d\uc140\uc5d0 \ub300\ud55c \ube5b \uacc4\uc0b0<\/li>\n<li>\uc0c9\uc0c1 \uacc4\uc0b0<\/li>\n<\/ul>\n<p>\uc704\uc758 \ubaa8\ub4e0 \uc5f0\uc0b0\uc744 \uc218\ud589\ud560 \ud544\uc694\ub294 \uc5c6\ub2e4. \uadf8\ub7ec\ub098 \uc77c\ub2e8 \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\ub97c \ub9cc\ub4e4\uc5c8\ub2e4\uba74 \ubc84\ud14d\uc2a4 \ud504\ub85c\uc138\uc11c\uc758 \uc804\uccb4 \uae30\ub2a5\uc744 \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\uac00 \ub300\uc2e0\ud558\uba70, \ub530\ub77c\uc11c \ubc95\uc120 \ubcc0\ud658\uc744 \uc218\ud589\ud560 \uc218 \uc5c6\uace0 \uace0\uc815 \uae30\ub2a5\uc774 \ud14d\uc2a4\uccd0 \uc88c\ud45c \uc0dd\uc131\uc744 \uc218\ud589\ud558\ub3c4\ub85d \ud560 \uc218 \uc5c6\ub2e4. \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\uac00 \uc0ac\uc6a9\ub420\ub54c \ud30c\uc774\ud504 \ub77c\uc778\uc758 \uc774 \ub2e8\uacc4\uc758 \ud544\uc694\ud55c \ubaa8\ub4e0 \uae30\ub2a5\uc744 \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\uac00 \ub300\uc2e0\ud558\uac8c \ub41c\ub2e4.<\/p>\n<p>\uc774\uc804\uc5d0\uc11c \uc124\uba85\ud588\ub358 \uac83\ucc98\ub7fc, \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\ub294 \ubc84\ud14d\uc2a4\uac04 \uc5f0\uacb0\uc131 \uace0\ub824\uc5d0 \ub300\ud55c \uc815\ubcf4\ub97c \uac00\uc9c0\uace0 \uc788\uc9c0 \uc54a\ub2e4. \uadf8\ub7ec\ubbc0\ub85c \uc704\uc0c1 \ub370\uc774\ud130\ub97c \ud544\uc694\ub85c \ud558\ub294 \uc5f0\uc0b0\uc740 \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\uc5d0\uc11c \uc218\ud589\ud560 \uc218 \uc5c6\ub2e4. \uc608\ub97c\ub4e4\uc5b4\uc11c, \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\uac00 \ub4b7\uba74 \uc81c\uc678\ub97c \ud560 \uc218 \uc5c6\ub294\ub370, \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\ub294 \ubc84\ud14d\uc2a4 \ub2e8\uc704 \uc5f0\uc0b0\uc774\uc9c0 \ubc84\ud14d\uc2a4\uac00 \uc774\ub8e8\uace0 \uc788\ub294 \uba74\uc5d0 \ub300\ud55c \uc5f0\uc0b0\uc744 \ud560 \uc218 \uc5c6\uae30 \ub54c\ubb38\uc774\ub2e4. \uba74\uc744 \uc54c\ub824\uba74 \ubc84\ud14d\uc2a4\uac04\uc758 \uc5f0\uacb0 \uc815\ubcf4\ub97c \uc54c\uc544\uc57c \ud55c\ub2e4. \uc774\ub7ec\ud55c \uc5f0\uacb0\uc815\ubcf4\uac00 \ubc14\ub85c \uc704\uc0c1 \ub370\uc774\ud130\uc758 \ud558\ub098\uc774\ub2e4. \ubc84\ud14d\uc2a4 \ud504\ub85c\uc138\uc11c\ub294 \uac1c\ubcc4\uc801\uc778 \ubc84\ud14d\uc2a4 \ud558\ub098 \ud558\ub098\ub97c \ucc98\ub9ac \ud558\ub294 \uc21c\uac04\uc5d0 \uadf8 \ud558\ub098 \uc774\uc678\uc758 \ub098\uba38\uc9c0 \ubc84\ud14d\uc2a4\ub97c \uc54c\uc9c0 \ubabb\ud55c\ub2e4.<\/p>\n<p>\ubc84\ud14d\uc2a4 \uc250\uc774\ub354\ub294 \ucd5c\uc18c\ud55c gl_Position \uc774\ub77c\ub294 \ubcc0\uc218\ub97c \ubcc0\uacbd\ud574\uc57c\ub9cc \ud55c\ub294\ub370, \uc774 \ubcc0\uc218\ub294 \ubcf4\ud1b5 \ubaa8\ub378\ubdf0 \ud589\ub82c\uacfc \ud504\ub85c\uc81d\uc158 \ud589\ub82c\uc744 \uc774\uc6a9\ud55c \ubcc0\ud658\uc774\ub2e4.<\/p>\n<p>\ubc84\ud14d\uc2a4 \ud504\ub85c\uc138\uc11c\ub294 OpenGL \uc0c1\ud0dc\uc5d0 \uc811\uadfc\ud560 \uc218 \uc788\uc5b4\uc11c, \uc608\ub97c \ub4e4\uc5b4 \ube5b\uc744 \ud3ec\ud568\ud558\uace0 \uc7ac\uc9c8\uc744 \uc0ac\uc6a9\ud558\ub294 \uc5f0\uc0b0\uc744 \uc218\ud589\ud560 \uc218 \uc788\ub2e4. \ub610\ud55c \ud14d\uc2a4\uccd0\uc5d0 \ub300\ud55c \uc815\ubcf4\ub3c4 \uc811\uadfc\ud560 \uc218 \uc788\ub294\ub370 \uc774\uac83\uc740 \ucd5c\uc2e0 \uadf8\ub798\ud53d \uce74\ub4dc\uc5d0\uc11c\ub9cc \ud5c8\uc6a9\ud55c\ub2e4. \ud558\uc9c0\ub9cc \ud504\ub808\uc784 \ubc84\ud37c\uc5d0\ub294 \uc811\uadfc\ud560 \uc218 \uc5c6\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vertex Processor \ubc84\ud14d\uc2a4 \ud504\ub85c\uc138\uc11c\ub294 \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\ub97c \uc2e4\ud589\ud55c\ub2e4. \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\uc758 \uc785\ub825\uc740 \ubc84\ud14d\uc2a4 \ub370\uc774\ud130\ub85c\uc368, \uc8fc\ub85c \ubc84\ud14d\uc2a4\uc758 \uc704\uce58, \uc0c9, \ubc95\uc120\ubca1\ud130 \ub4f1\uc73c\ub85c\uc368 OpenGL \uc5b4\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \ubcf4\ub0b4\uc900\ub2e4. \ub2e4\uc74c OpenGL \ucf54\ub4dc\ub294 \ubc84\ud14d\uc2a4 \ud504\ub85c\uc138\uc11c\uc5d0\uac8c \uac01 \ubc84\ud14d\uc2a4\uc5d0 \ub300\ud55c \uc0c9\uc0c1, \uc704\uce58 \uac12\uc744 \uc804\ub2ec\ud574\uc900\ub2e4. glBegin(&#8230;); glColor3f(0.2,0.4,0.6); glVertex3f(-1.0,1.0,2.0); glColor3f(0.2,0.4,0.8); glVertex3f(1.0,-1.0,2.0); glEnd(); \ubc84\ud14d\uc2a4 \uc250\uc774\ub354\uc5d0\uc11c \ub2e4\uc74c\uacfc \uac19\uc740 \uc77c\uc744 \ud560 \uc218 \uc788\ub2e4. \ubaa8\ub378\ubdf0 \ud589\ub82c\uacfc \ud504\ub85c\uc81d\uc158 \ud589\ub82c\uc744 \uc774\uc6a9\ud574\uc11c \ubc84\ud14d\uc2a4\uc758 \uc704\uce58\ub97c \uc774\ub3d9 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/www.gisdeveloper.co.kr\/?p=422\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;OpenGL Shader &#8211; 3&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[3,25],"class_list":["post-422","post","type-post","status-publish","format-standard","hentry","category-opengl","tag-opengl","tag-shader"],"_links":{"self":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/422","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=422"}],"version-history":[{"count":1,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/422\/revisions"}],"predecessor-version":[{"id":3609,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/422\/revisions\/3609"}],"wp:attachment":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=422"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=422"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=422"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}