{"id":8302,"date":"2025-10-05T22:54:01","date_gmt":"2025-10-05T22:54:01","guid":{"rendered":"https:\/\/pokecon.jp\/job\/?p=8302"},"modified":"2025-10-05T22:54:01","modified_gmt":"2025-10-05T22:54:01","slug":"zozomat-renderer%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8bopengl-es%e3%81%8b%e3%82%89metal%e3%81%b8%e3%81%ae%e7%a7%bb%e8%a1%8c-zozo-tech-blog","status":"publish","type":"post","link":"https:\/\/pokecon.jp\/job\/8302\/","title":{"rendered":"ZOZOMAT Renderer\u306b\u304a\u3051\u308bOpenGL ES\u304b\u3089Metal\u3078\u306e\u79fb\u884c &#8211; ZOZO TECH BLOG"},"content":{"rendered":"\n<\/p>\n<div>\n<p><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/v\/vasilyjp\/20250918\/20250918135611.png\" alt=\"ZOZOMAT Renderer\u306b\u304a\u3051\u308bOpenGL ES\u304b\u3089Metal\u3078\u306e\u79fb\u884c\"\/><\/p>\n<h2 id=\"\u306f\u3058\u3081\u306b\">\u306f\u3058\u3081\u306b<\/h2>\n<p>\u3053\u3093\u306b\u3061\u306f\u3001ZOZO New Zealand\u306e<a target=\"_blank\" href=\"https:\/\/twitter.com\/rei_nakaoka\">\u4e2d\u5ca1<\/a>\u3067\u3059\u3002\u666e\u6bb5\u306fZOZOMAT\/ZOZOGLASS\u306e\u904b\u7528\u30fb\u4fdd\u5b88\u3084\u8a08\u6e2c\u6280\u8853\u3092\u4f7f\u3063\u305f\u65b0\u898f\u4e8b\u696d\u306e\u958b\u767a\u3092\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2 id=\"\u76ee\u6b21\">\u76ee\u6b21<\/h2>\n<h2 id=\"ZOZOMAT\u3068\u306f\">ZOZOMAT\u3068\u306f<\/h2>\n<p>\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u9774\u3092\u8cfc\u5165\u3059\u308b\u969b\u306b\u3001\u30b5\u30a4\u30ba\u304c\u5408\u308f\u306a\u3044\u3068\u3044\u3046\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u30021\u53f0\u306e\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3068\u7d19\u88fd\u306eZOZOMAT\u3060\u3051\u3067\u3001\u6b63\u78ba\u306b\u8db3\u306e\u30b5\u30a4\u30ba\u3092\u6e2c\u308c\u307e\u3059\u3002\u8db3\u3092\u30b9\u30ad\u30e3\u30f3\u3059\u308b\u3068\u3001\u9ad8\u7cbe\u5ea6\u306e3D\u30e2\u30c7\u30eb\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002\u6700\u9069\u306a\u30b5\u30a4\u30ba\u306e\u9774\u3082\u8868\u793a\u3055\u308c\u308b\u306e\u3067\u3001\u3059\u3050\u306b\u9774\u3092\u8cfc\u5165\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/v\/vasilyjp\/20250723\/20250723141522.jpg\" alt=\"zozomat\"\/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/v\/vasilyjp\/20250813\/20250813135154.jpg\" alt=\"zozomat-renderer-view\"\/><\/p>\n<h3 id=\"ZOZOMAT\u306e\u69cb\u6210\">ZOZOMAT\u306e\u69cb\u6210<\/h3>\n<p>ZOZOMAT\u306e\u6a5f\u80fd\u306f\u793e\u5185\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u3057\u3066\u958b\u767a\u3055\u308c\u3066\u304a\u308a\u3001ZOZOTOWN\u306b\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u4f9d\u5b58\u95a2\u4fc2\u306e\u4e00\u90e8\u3067\u3059\u3002ZOZOMAT\u306e\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306fZOZOMAT\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068\u547c\u3070\u308c\u3066\u304a\u308a\u3001\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306f\u3055\u3089\u306b\u8a08\u6e2c\u7d50\u679c\u306e3D\u30e2\u30c7\u30eb\u306e\u8868\u793a\u3059\u308b\u305f\u3081\u306eZOZOMAT Renderer\u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u30bf\u30a4\u30c8\u30eb\u306b\u3082\u3042\u308b\u3068\u304a\u308a\u3001\u305d\u306eZOZOMAT Renderer\u306eOpenGL ES\u304b\u3089Metal\u3078\u306e\u79fb\u884c\u306b\u3064\u3044\u3066\u304a\u8a71\u3057\u3057\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/v\/vasilyjp\/20250723\/20250723141529.png\" alt=\"ZOZOMAT\u306e\u4f9d\u5b58\u95a2\u4fc2\"\/><\/p>\n<h2 id=\"\u79fb\u884c\u306e\u80cc\u666f\">\u79fb\u884c\u306e\u80cc\u666f<\/h2>\n<p>\u8db3\u306e3D\u30e2\u30c7\u30eb\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u4f7f\u3063\u3066\u3044\u308bOpenGL ES\u306fiOS12\u3067Deprecated\u306b\u306a\u3063\u3066\u304a\u308a\u3001\u5c06\u6765\u7684\u306b\u5229\u7528\u3067\u304d\u306a\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308aApple\u3082Metal\u3078\u306e\u79fb\u884c\u3092\u63a8\u5968\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><iframe src=\"https:\/\/hatenablog-parts.com\/embed?url=https%3A%2F%2Fdeveloper.apple.com%2Fdocumentation%2Fopengles%2F\" title=\"OpenGL ES | Apple Developer Documentation\" class=\"embed-card embed-webcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 155px; max-width: 500px; margin: 10px 0px;\" loading=\"lazy\"><\/iframe><cite class=\"hatena-citation\"><a target=\"_blank\" href=\"https:\/\/developer.apple.com\/documentation\/opengles\/\">developer.apple.com<\/a><\/cite><\/p>\n<h2 id=\"\u691c\u8a0e\u3057\u305f\u30a2\u30d7\u30ed\u30fc\u30c1\">\u691c\u8a0e\u3057\u305f\u30a2\u30d7\u30ed\u30fc\u30c1<\/h2>\n<p>ZOZOMAT Renderer\u306f\u4ee5\u4e0b\u306e\u56f3\u306b\u3042\u308b\u3088\u3046\u306b\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u5358\u7d14\u306b\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u975e\u4f9d\u5b58\u30ec\u30a4\u30e4\u30fc\u306e\u4e2d\u306eOpenGL ES\u3092Metal\u306b\u66f8\u304d\u63db\u3048\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/v\/vasilyjp\/20250724\/20250724112711.png\" alt=\"\u73fe\u72b6\u306eRenderer\u306e\u69cb\u6210\"\/><\/p>\n<p><iframe src=\"https:\/\/hatenablog-parts.com\/embed?url=https%3A%2F%2Ftechblog.zozo.com%2Fentry%2Fzozomat-cross-platform-3d\" title=\"ZOZOMAT\u306e\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e03D - ZOZO TECH BLOG\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\" loading=\"lazy\"><\/iframe><cite class=\"hatena-citation\"><a target=\"_blank\" href=\"https:\/\/techblog.zozo.com\/entry\/zozomat-cross-platform-3d\/\">techblog.zozo.com<\/a><\/cite><\/p>\n<p>\u79fb\u884c\u3059\u308b\u305f\u3081\u306b\u306f\u5f15\u304d\u7d9a\u304dAndroid\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3064\u3064iOS\u3067\u306e\u307fMetal\u3067\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u3057\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u5927\u304d\u304f\u5206\u3051\u30662\u3064\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n<ol>\n<li><a target=\"_blank\" href=\"https:\/\/github.com\/bkaradzic\/bgfx\">bgfx<\/a>\u306e\u3088\u3046\u306aMetal\u3092\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u3068\u3057\u3066\u5229\u7528\u53ef\u80fd\u306a\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u79fb\u884c\u3059\u308b<\/li>\n<li>\u30d0\u30c3\u30d5\u30a1\u4f5c\u6210\u3084\u63cf\u753b\u51e6\u7406\u3068\u3044\u3063\u305f\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30b9API\u3092\u547c\u3073\u51fa\u3059\u51e6\u7406\u3092\u62bd\u8c61\u5316\u3057\u3001\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3054\u3068\u306bOpenGL ES\/Metal\u3092\u547c\u3073\u51fa\u3059<\/li>\n<\/ol>\n<p>\u6700\u7d42\u7684\u306b\u30012\u756a\u76ee\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u9078\u629e\u3057\u307e\u3057\u305f\u3002\u305d\u306e\u7406\u7531\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li>Android\u5074\u306e\u5b9f\u88c5\u306b\u6975\u529b\u5f71\u97ff\u3092\u4e0e\u3048\u305a\u3001\u6700\u5c0f\u9650\u306e\u5de5\u6570\u3067\u9032\u3081\u3089\u308c\u308b<\/li>\n<li>\u63cf\u753b\u5bfe\u8c61\u304c\u6bd4\u8f03\u7684\u30b7\u30f3\u30d7\u30eb\u306a3D\u30e2\u30c7\u30eb\u3067\u3042\u308a\u3001\u5916\u90e8\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u5c0e\u5165\u306b\u898b\u5408\u3046\u30e1\u30ea\u30c3\u30c8\u304c\u5c11\u306a\u304b\u3063\u305f<\/li>\n<\/ul>\n<h2 id=\"\u79fb\u884c\u5f8c\u306e\u69cb\u6210\">\u79fb\u884c\u5f8c\u306e\u69cb\u6210<\/h2>\n<p>\u4ee5\u4e0b\u306f\u79fb\u884c\u5f8c\u306e\u7c21\u5358\u306a\u69cb\u6210\u56f3\u3067\u3059\u3002\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u975e\u4f9d\u5b58\u30ec\u30a4\u30e4\u30fc\uff08MVP\u884c\u5217\u306e\u7ba1\u7406\u30fb\u30b7\u30fc\u30f3\u7ba1\u7406\u306a\u3069\u306e\u30b3\u30a2\u30ed\u30b8\u30c3\u30af\uff09\u304b\u3089\u3001\u5b9f\u969b\u306e\u63cf\u753b\u547c\u3073\u51fa\u3057\u90e8\u5206\u3092\u5207\u308a\u51fa\u3057\u307e\u3057\u305f\u3002\u305d\u3057\u3066\u3001C\u30d8\u30c3\u30c0\u30fc\u3067\u5b9a\u7fa9\u3057\u305f\u62bd\u8c61\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092\u7d4c\u7531\u3057OpenGL ES\/Metal\u306e\u5404\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u5b9f\u88c5\u306b\u632f\u308a\u5206\u3051\u308b\u3068\u3044\u3063\u305f\u69cb\u6210\u3067\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/v\/vasilyjp\/20250724\/20250724102311.png\" alt=\"\u79fb\u884c\u5f8c\u306e\u69cb\u6210\"\/><\/p>\n<h2 id=\"\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u62bd\u8c61\u5316\">\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u62bd\u8c61\u5316<\/h2>\n<p>\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30b9API\u3092\u4f7f\u3063\u305f\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u306b\u306f\u4e3b\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30b9\u30c6\u30c3\u30d7\u304c\u3042\u308a\u3001C\u30d8\u30c3\u30c0\u30fc\u306e\u62bd\u8c61\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306f\u3053\u308c\u3089\u306e\u51e6\u7406\u3092\u3059\u308b\u30e1\u30bd\u30c3\u30c9\u304c\u30b9\u30c6\u30c3\u30d7\u3054\u3068\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<div class=\"s_table\"><table>\n<thead>\n<tr>\n<th> \u30b9\u30c6\u30c3\u30d7                       <\/th>\n<th> OpenGL ES                                                         <\/th>\n<th> Metal                                                          <\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td> <strong>1. \u30b7\u30a7\u30fc\u30c0\u30fc\u306e\u8aad\u307f\u8fbc\u307f<\/strong>    <\/td>\n<td> &#8211; GLSL \u30bd\u30fc\u30b9\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u30fb\u30ea\u30f3\u30af<br \/>&#8211; \u30d7\u30ed\u30b0\u30e9\u30e0\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210 <\/td>\n<td> &#8211; MSL \u30bd\u30fc\u30b9\u3092\u30e9\u30a4\u30d6\u30e9\u30ea\u5316<br \/>&#8211; <code>MTLRenderPipelineState<\/code>\u3092\u751f\u6210     <\/td>\n<\/tr>\n<tr>\n<td> <strong>2. \u30d0\u30c3\u30d5\u30a1\u306e\u4f5c\u6210<\/strong>          <\/td>\n<td> &#8211; VBO\/EBO \u3092\u751f\u6210\u3057\u3066\u30d0\u30a4\u30f3\u30c9 <\/td>\n<td> &#8211; <code>MTLBuffer<\/code> \u3092\u751f\u6210 <\/td>\n<\/tr>\n<tr>\n<td> <strong>3. \u63cf\u753b<\/strong>    <\/td>\n<td> &#8211; \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u30a2\u30af\u30c6\u30a3\u30d6\u5316\u3057\u3066\u30e6\u30cb\u30d5\u30a9\u30fc\u30e0\u8a2d\u5b9a<br \/>&#8211; <code>glDrawElements<\/code>\u3092\u5b9f\u884c <\/td>\n<td> &#8211; \u30b3\u30de\u30f3\u30c9\u30d0\u30c3\u30d5\u30a1\/\u30a8\u30f3\u30b3\u30fc\u30c0\u3092\u4f5c\u6210<br \/>&#8211; \u9802\u70b9\uff0f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u30a8\u30f3\u30b3\u30fc\u30c0\u306b\u30bb\u30c3\u30c8<br \/>&#8211; <code>drawIndexedPrimitives<\/code> \u3092\u5b9f\u884c <\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<h3 id=\"\u30dd\u30a4\u30f3\u30bf\u306b\u3088\u308b\u62bd\u8c61\u5316\">\u30dd\u30a4\u30f3\u30bf\u306b\u3088\u308b\u62bd\u8c61\u5316<\/h3>\n<p>Metal\u3067\u306f\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30ec\u30a4\u30e4\u30fc\u3067<code>MTLBuffer<\/code>\u3084<code>MTLRenderPipelineState<\/code>\u306e\u751f\u6210\u3092\u3059\u308b\u305f\u3081\u306b<code>MTLDevice<\/code>\u304c\u5fc5\u8981\u3067\u3059\u3002\u307e\u305f\u3001\u5404\u30d5\u30ec\u30fc\u30e0\u3067<code>drawIndexedPrimitives<\/code>\u3092\u547c\u3076\u969b\u306b<code>MTLRenderCommandEncoder<\/code>\u3082\u5fc5\u8981\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306fiOS\u5074\u3067\u751f\u6210\u3057\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u975e\u4f9d\u5b58\u30ec\u30a4\u30e4\u30fc\u3092\u7d4c\u7531\u3057\u3066\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30ec\u30a4\u30e4\u30fc\u306b\u6e21\u3055\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u3053\u306e\u969b\u306bMetal\u56fa\u6709\u306e\u578b\u3092\u96a0\u853d\u3059\u308b\u305f\u3081\u306b\u30dd\u30a4\u30f3\u30bf\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306f\u7c21\u5358\u306a\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u3059\u3002context_t\u306bMetal\u56fa\u6709\u306e\u578b\u3092\u5b9a\u7fa9\u3057\u3066\u305d\u306e\u578b\u306e\u30dd\u30a4\u30f3\u30bf\u3092\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u975e\u4f9d\u5b58\u30ec\u30a4\u30e4\u30fc\u3092\u7d4c\u7531\u3057\u3066\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30ec\u30a4\u30e4\u30fc\u306b\u6e21\u3057\u578b\u30ad\u30e3\u30b9\u30c8\u3057\u3066\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"code lang-objc\" data-lang=\"objc\" data-unlink=\"\">\n<span class=\"synPreProc\">#import <\/span><span class=\"synConstant\"><metal\/><\/span>\n<span class=\"synType\">typedef<\/span> <span class=\"synType\">struct<\/span> context_t {\n    <span class=\"synType\">id<\/span><mtldevice> metalDevice;\n    <span class=\"synType\">id<\/span><mtlrendercommandencoder> currentRenderCommandEncoder;\n} context_t;\n<\/mtlrendercommandencoder><\/mtldevice><\/pre>\n<pre class=\"code lang-objc\" data-lang=\"objc\" data-unlink=\"\">\n\n<span class=\"synPreProc\">#import <\/span><span class=\"synConstant\">\"context.h\"<\/span>\n\n<span class=\"synStatement\">@interface<\/span> <span class=\"synIdentifier\">ZMRMetalView <\/span>()\n{\n    <span class=\"synType\">id<\/span><mtlcommandqueue> _commandQueue;\n    context_t context;\n    \n}\n<span class=\"synStatement\">@end<\/span>\n\n<span class=\"synStatement\">@implementation<\/span> ZMRMetalView\n\n\n\n<span class=\"synIdentifier\">- <\/span>(<span class=\"synType\">void<\/span>) setup\n{\n    context.metalDevice = <span class=\"synIdentifier\">MTLCreateSystemDefaultDevice<\/span>();\n    _commandQueue = [_device newCommandQueue];\n    \n\n    \n    <span class=\"synIdentifier\">zmrInit<\/span>(&amp;context);\n}\n\n\n<span class=\"synIdentifier\">- <\/span>(<span class=\"synType\">void<\/span>) drawView:(<span class=\"synType\">id<\/span>)sender\n{\n    <span class=\"synType\">id<\/span><mtlcommandbuffer> commandBuffer = [_commandQueue commandBuffer];\n    MTLRenderPassDescriptor *renderPassDescriptor = [MTLRenderPassDescriptor renderPassDescriptor];\n    \n\n    \n    context.currentRenderCommandEncoder = [commandBuffer renderCommandEncoderWithDescriptor:renderPassDescriptor];\n}\n<\/mtlcommandbuffer><\/mtlcommandqueue><\/pre>\n<pre class=\"code lang-cpp\" data-lang=\"cpp\" data-unlink=\"\">\n<span class=\"synType\">void<\/span> <span class=\"synIdentifier\">zmrInit<\/span>(<span class=\"synType\">void<\/span> *context)\n{\n    \n    <span class=\"synIdentifier\">initBackend<\/span>(context);\n}\n<\/pre>\n<pre class=\"code lang-objc\" data-lang=\"objc\" data-unlink=\"\"><span class=\"synPreProc\">#import <\/span><span class=\"synConstant\">\"context.h\"<\/span>\n\n<span class=\"synType\">static<\/span> context_t *metalContext\n<span class=\"synType\">void<\/span> <span class=\"synIdentifier\">initBackend<\/span>(<span class=\"synType\">void<\/span> *context)\n{\n    \n    metalContext = (context_t *)context;\n}\n<\/pre>\n<h2 id=\"\u79fb\u884c\u306e\u969b\u306b\u5f53\u305f\u3063\u305f\u8ab2\u984c\u3068\u5de5\u592b\u70b9\">\u79fb\u884c\u306e\u969b\u306b\u5f53\u305f\u3063\u305f\u8ab2\u984c\u3068\u5de5\u592b\u70b9<\/h2>\n<h3 id=\"Objective-C\u3068CC\u306e\u30e1\u30e2\u30ea\u7ba1\u7406\u306e\u9055\u3044\">Objective-C\u3068C\/C++\u306e\u30e1\u30e2\u30ea\u7ba1\u7406\u306e\u9055\u3044<\/h3>\n<p>Objective-C\u306fARC\uff08Automatic Reference Counting\uff09\u3092\u4f7f\u7528\u3057\u3066\u304a\u308a\u3001C\/C++\u306f\u624b\u52d5\u3067\u30e1\u30e2\u30ea\u7ba1\u7406\u3057\u307e\u3059\u3002\u4eca\u56de\u306e\u79fb\u884c\u3067\u306f\u3001\u65e2\u5b58\u306e\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u8a2d\u8a08\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u3001Metal\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092C\u306e\u69cb\u9020\u4f53\u306b\u4fdd\u6301\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u3053\u306e\u969b\u3001ARC\u3068\u624b\u52d5\u30e1\u30e2\u30ea\u7ba1\u7406\u306e\u5883\u754c\u3067\u9069\u5207\u306a\u30d6\u30ea\u30c3\u30b8\u30f3\u30b0\u3092\u3057\u307e\u3059\u3002<\/p>\n<h4 id=\"CFBridging\u3092\u4f7f\u3063\u305f\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406\">CFBridging\u3092\u4f7f\u3063\u305f\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406<\/h4>\n<p>Metal\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092C\u306e\u69cb\u9020\u4f53\u3067\u7ba1\u7406\u3059\u308b\u969b\u306e\u53c2\u7167\u30ab\u30a6\u30f3\u30c8\u306e\u5909\u5316\u306f\u4ee5\u4e0b\u3067\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u4f5c\u6210\u6642\uff08\u53c2\u7167\u30ab\u30a6\u30f3\u30c8+1\uff09<\/strong>: <code>CFBridgingRetain<\/code>\u3067ARC\u7ba1\u7406\u304b\u3089C\u69cb\u9020\u4f53\u306e\u624b\u52d5\u7ba1\u7406\u306b\u79fb\u884c<\/p>\n<ul>\n<li><code>newBufferWithBytes:<\/code>\u306a\u3069\u3067Metal\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\uff08\u53c2\u7167\u30ab\u30a6\u30f3\u30c8=1\uff09<\/li>\n<li><code>CFBridgingRetain<\/code>\u3067\u53c2\u7167\u30ab\u30a6\u30f3\u30c8\u3092+1\u3057\u3001C\u5074\u3067\u4fdd\u6301\uff08\u53c2\u7167\u30ab\u30a6\u30f3\u30c8=2\uff09<\/li>\n<li>ARC\u7ba1\u7406\u4e0b\u306e\u30ed\u30fc\u30ab\u30eb\u5909\u6570\u304c\u30b9\u30b3\u30fc\u30d7\u3092\u629c\u3051\u308b\u3068-1\uff08\u53c2\u7167\u30ab\u30a6\u30f3\u30c8=1\u3001C\u5074\u306e\u307f\u304c\u4fdd\u6301\uff09<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u4f7f\u7528\u6642\uff08\u53c2\u7167\u30ab\u30a6\u30f3\u30c8\u5909\u5316\u306a\u3057\uff09<\/strong>: <code>__bridge<\/code>\u3067\u4e00\u6642\u7684\u306bObjective-C\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u3057\u3066Objective-C++\u3067\u53c2\u7167<\/p>\n<ul>\n<li>\u53c2\u7167\u30ab\u30a6\u30f3\u30c8\u306f\u5909\u5316\u305b\u305a\u3001\u5358\u306b\u30ad\u30e3\u30b9\u30c8\u306e\u307f\u5b9f\u884c<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u7834\u68c4\u6642\uff08\u53c2\u7167\u30ab\u30a6\u30f3\u30c8-1\uff09<\/strong>: <code>__bridge_transfer<\/code>\u3067\u624b\u52d5\u7ba1\u7406\u304b\u3089ARC\u7ba1\u7406\u306b\u623b\u3057\u3066\u81ea\u52d5\u89e3\u653e<\/p>\n<ul>\n<li>C\u5074\u306e\u6240\u6709\u6a29\u3092ARC\u306b\u79fb\u8b72\uff08\u53c2\u7167\u30ab\u30a6\u30f3\u30c8\u306f\u5909\u5316\u3057\u306a\u3044\uff09<\/li>\n<li>ARC\u304c\u30b9\u30b3\u30fc\u30d7\u7d42\u4e86\u6642\u306b\u81ea\u52d5\u7684\u306b-1\u3057\u3066\u89e3\u653e\uff08\u53c2\u7167\u30ab\u30a6\u30f3\u30c8=0\uff09<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<pre class=\"code lang-objc\" data-lang=\"objc\" data-unlink=\"\">\n<span class=\"synType\">typedef<\/span> <span class=\"synType\">struct<\/span> {\n    <span class=\"synType\">uint64_t<\/span> vertexBufferHandle;\n    <span class=\"synType\">uint64_t<\/span> indexBufferHandle;\n    \n} RenderResource;\n\n\n<span class=\"synType\">void<\/span> <span class=\"synIdentifier\">setupRenderingResources<\/span>(RenderResource *resource)\n{\n    \n    <span class=\"synType\">id<\/span><mtlbuffer> vertexBuffer = [device newBufferWithBytes:vertices \n                                                     length:vertexDataSize \n                                                    options:MTLResourceStorageModeShared];\n    \n    \n    resource-&gt;vertexBufferHandle = (<span class=\"synType\">uint64_t<\/span>)<span class=\"synIdentifier\">CFBridgingRetain<\/span>(vertexBuffer);\n}\n\n\n<span class=\"synType\">void<\/span> <span class=\"synIdentifier\">drawFrame<\/span>(RenderResource *resource)\n{\n    \n    <span class=\"synType\">id<\/span><mtlbuffer> buffer = (<span class=\"synType\">__bridge<\/span> <span class=\"synType\">id<\/span><mtlbuffer>)(<span class=\"synType\">void<\/span> *)resource-&gt;vertexBufferHandle;\n    \n    [currentEncoder setVertexBuffer:buffer offset:<span class=\"synConstant\">0<\/span> atIndex:<span class=\"synConstant\">0<\/span>];\n    \n}\n\n\n<span class=\"synType\">void<\/span> <span class=\"synIdentifier\">cleanupRenderingResources<\/span>(RenderResource *resource)\n{\n    \n    <span class=\"synType\">id<\/span><mtlbuffer> buffer = (<span class=\"synType\">__bridge_transfer<\/span> <span class=\"synType\">id<\/span><mtlbuffer>)(<span class=\"synType\">void<\/span> *)resource-&gt;vertexBufferHandle;\n    \n    resource-&gt;vertexBufferHandle = <span class=\"synConstant\">0<\/span>;\n}\n<\/mtlbuffer><\/mtlbuffer><\/mtlbuffer><\/mtlbuffer><\/mtlbuffer><\/pre>\n<h3 id=\"\u5ea7\u6a19\u7cfb\u306e\u9055\u3044\">\u5ea7\u6a19\u7cfb\u306e\u9055\u3044<\/h3>\n<p>OpenGLES\u3068Metal\u3067\u306fNDC\uff08\u6b63\u898f\u5316\u30c7\u30d0\u30a4\u30b9\u5ea7\u6a19\uff09\u306eZ\u5ea7\u6a19\u306e\u7bc4\u56f2\u304c\u7570\u306a\u308b\u305f\u3081\u3001\u540c\u3058\u6295\u5f71\u884c\u5217\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\u3082\u3068\u3082\u3068OpenGLES\u306e\u5ea7\u6a19\u7cfb\u306b\u5f93\u3063\u305f\u884c\u5217\u304c\u6e21\u3055\u308c\u308b\u305f\u3081\u3001Metal\u3067\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u9802\u70b9\u30b7\u30a7\u30fc\u30c0\u30fc\u3067Z\u8ef8\u306e\u5909\u63db\u3092\u3059\u308b\u51e6\u7406\u3092\u52a0\u3048\u307e\u3057\u305f\u3002<\/p>\n<p><strong>GLSL<\/strong><\/p>\n<pre class=\"code lang-glsl\" data-lang=\"glsl\" data-unlink=\"\">\n<span class=\"synType\">layout<\/span> (<span class=\"synType\">location<\/span> = <span class=\"synConstant\">0<\/span>) <span class=\"synType\">in<\/span> <span class=\"synType\">vec3<\/span> position;\n\n<span class=\"synType\">uniform<\/span> <span class=\"synType\">mat4<\/span> projection;\n<span class=\"synType\">uniform<\/span> <span class=\"synType\">mat4<\/span> view;\n<span class=\"synType\">uniform<\/span> <span class=\"synType\">mat4<\/span> model;\n\n<span class=\"synType\">void<\/span> main() {\n    <span class=\"synIdentifier\">gl_Position<\/span> = projection * view * model * <span class=\"synType\">vec4<\/span>(position, <span class=\"synConstant\">1.0<\/span>);\n    \n}\n<\/pre>\n<p><strong>MSL<\/strong><\/p>\n<pre class=\"code lang-cpp\" data-lang=\"cpp\" data-unlink=\"\">\nvertex float4 <span class=\"synIdentifier\">foot_vertex<\/span>(float3 position [[<span class=\"synIdentifier\">attribute<\/span>(<span class=\"synConstant\">0<\/span>)]],\n                         constant float4x4 &amp;<span class=\"synType\">view<\/span> [[<span class=\"synIdentifier\">buffer<\/span>(<span class=\"synConstant\">1<\/span>)]],\n                         constant float4x4 &amp;projection [[<span class=\"synIdentifier\">buffer<\/span>(<span class=\"synConstant\">2<\/span>)]],\n                         constant float4x4 &amp;model [[<span class=\"synIdentifier\">buffer<\/span>(<span class=\"synConstant\">3<\/span>)]])\n{\n    float4 pos = <span class=\"synIdentifier\">float4<\/span>(position, <span class=\"synConstant\">1.0<\/span>);\n    float4 clipPos = projection * <span class=\"synType\">view<\/span> * model * pos;\n    \n    \n    <span class=\"synType\">float<\/span> newZ = (clipPos.z * <span class=\"synConstant\">0.5<\/span>) + <span class=\"synConstant\">0.5<\/span>;\n    <span class=\"synStatement\">return<\/span> <span class=\"synIdentifier\">float4<\/span>(clipPos.xy, newZ, clipPos.w);\n}\n<\/pre>\n<h2 id=\"\u307e\u3068\u3081\">\u307e\u3068\u3081<\/h2>\n<p>\u672c\u8a18\u4e8b\u3067\u306fZOZOMAT Renderer\u306eOpenGL ES\u304b\u3089Metal\u3078\u306e\u79fb\u884c\u306b\u3064\u3044\u3066\u3001\u65e2\u5b58\u306e\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u8a2d\u8a08\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306e\u62bd\u8c61\u5316\u30a2\u30d7\u30ed\u30fc\u30c1\u3084\u305d\u306e\u969b\u306e\u6ce8\u610f\u70b9\u3092\u89e3\u8aac\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u307e\u305f\u73fe\u5728\u306e\u5b9f\u88c5\u3067\u306f\u3001GLSL\u3068MSL\u306e\u30b7\u30a7\u30fc\u30c0\u30fc\u304c\u4e8c\u91cd\u7ba1\u7406\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u5c06\u6765\u7684\u306b\u306f<a target=\"_blank\" href=\"https:\/\/github.com\/KhronosGroup\/SPIRV-Cross\">SPIRV-Cross<\/a>\u306e\u3088\u3046\u306a\u30b7\u30a7\u30fc\u30c0\u30fc\u5909\u63db\u30c4\u30fc\u30eb\u306e\u5c0e\u5165\u3092\u691c\u8a0e\u3057\u3066\u3044\u307e\u3059\u3002SPIRV-Cross\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u5358\u4e00\u306e\u30b7\u30a7\u30fc\u30c0\u30fc\u30bd\u30fc\u30b9\u304b\u3089OpenGL\uff08GLSL\uff09\u3068Metal\uff08MSL\uff09\u4e21\u65b9\u306e\u30b7\u30a7\u30fc\u30c0\u30fc\u3092\u81ea\u52d5\u751f\u6210\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u30b7\u30a7\u30fc\u30c0\u30fc\u306e\u4e00\u5143\u7ba1\u7406\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>ZOZO\u3067\u306f\u3001\u4e00\u7dd2\u306b\u30b5\u30fc\u30d3\u30b9\u3092\u4f5c\u308a\u4e0a\u3052\u3066\u304f\u308c\u308b\u65b9\u3092\u52df\u96c6\u4e2d\u3067\u3059\u3002\u3054\u8208\u5473\u306e\u3042\u308b\u65b9\u306f\u3001\u4ee5\u4e0b\u306e\u30ea\u30f3\u30af\u304b\u3089\u305c\u3072\u3054\u5fdc\u52df\u304f\u3060\u3055\u3044\u3002<\/p>\n<p><iframe src=\"https:\/\/hatenablog-parts.com\/embed?url=https%3A%2F%2Fcorp.zozo.com%2Frecruit\" title=\"\u63a1\u7528 - \u682a\u5f0f\u4f1a\u793eZOZO\" class=\"embed-card embed-webcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 155px; max-width: 500px; margin: 10px 0px;\" loading=\"lazy\"><\/iframe><cite class=\"hatena-citation\"><a target=\"_blank\" href=\"https:\/\/corp.zozo.com\/recruit\">corp.zozo.com<\/a><\/cite><\/p>\n<\/div>\n<p><script async src=\"\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><br \/>\n<br \/>\n<br \/><a href=\"https:\/\/techblog.zozo.com\/entry\/migrate-zozomat-renderer-to-metal\">\u5143\u306e\u8a18\u4e8b\u3092\u78ba\u8a8d\u3059\u308b <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"\u306f\u3058\u3081\u306b \u3053\u3093\u306b\u3061\u306f\u3001ZOZO New Zealand\u306e\u4e2d\u5ca1\u3067\u3059\u3002\u666e\u6bb5\u306fZOZOMAT\/ZOZOGLASS\u306e\u904b\u7528\u30fb\u4fdd\u5b88\u3084\u8a08\u6e2c\u6280\u8853\u3092\u4f7f\u3063\u305f\u65b0\u898f\u4e8b\u696d\u306e\u958b\u767a\u3092\u3057\u3066\u3044\u307e\u3059\u3002 \u76ee\u6b21 ZOZOMAT\u3068\u306f \u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u9774\u3092\u8cfc\u5165\u3059\u308b\u969b\u306b [&hellip;]","protected":false},"author":1,"featured_media":8303,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-8302","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company-tec"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ZOZOMAT Renderer\u306b\u304a\u3051\u308bOpenGL ES\u304b\u3089Metal\u3078\u306e\u79fb\u884c - ZOZO TECH BLOG - 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