{"id":2568,"date":"2018-03-04T19:01:49","date_gmt":"2018-03-04T11:01:49","guid":{"rendered":"http:\/\/www.xttblog.com\/?p=2568"},"modified":"2018-03-04T19:15:19","modified_gmt":"2018-03-04T11:15:19","slug":"%e8%af%a6%e8%a7%a3-gcanvas-%e6%b8%b2%e6%9f%93%e5%bc%95%e6%93%8e%e5%8e%9f%e7%90%86%e5%92%8c%e6%9c%ba%e5%88%b6","status":"publish","type":"post","link":"https:\/\/www.xttblog.com\/?p=2568","title":{"rendered":"\u8be6\u89e3 GCanvas \u6e32\u67d3\u5f15\u64ce\u539f\u7406\u548c\u673a\u5236"},"content":{"rendered":"<p>\n\t<a href=\"https:\/\/alibaba.github.io\/GCanvas\/\" name=\"GCanvas\" target=\"_blank\" title=\"GCanvas\">GCanvas<\/a> \u4e0d\u662f\u4ec0\u4e48\u65b0\u9c9c\u7684\u6280\u672f\uff0c\u800c\u662f\u963f\u91cc\u56e2\u961f\u5728\u5f88\u65e9\u5c31\u53d1\u5e03\u7684\u4e00\u4e2a\u7ec4\u4ef6\u5e93\u3002\u6700\u8fd1&nbsp;<a href=\"https:\/\/alibaba.github.io\/GCanvas\/\" name=\"GCanvas\" target=\"_blank\" title=\"GCanvas\">GCanvas<\/a>&nbsp;\u56e2\u961f\uff0c\u5f00\u6e90\u4e86&nbsp;<a href=\"https:\/\/alibaba.github.io\/GCanvas\/\" name=\"GCanvas\" target=\"_blank\" title=\"GCanvas\">GCanvas<\/a>\uff0c\u800c\u4e14\u662f\u548c&nbsp;<a href=\"https:\/\/alibaba.github.io\/GCanvas\/\" name=\"GCanvas\" target=\"_blank\" title=\"GCanvas\">GCanvas<\/a>&nbsp;\u4e00\u8d77\uff0c\u5171\u5f00\u6e90\u4e86 3 \u6b3e\u4ea7\u54c1\u3002\n<\/p>\n<p>\n\t\u76ee\u524d\u4f7f\u7528&nbsp;<a href=\"https:\/\/alibaba.github.io\/GCanvas\/\" name=\"GCanvas\" target=\"_blank\" title=\"GCanvas\">GCanvas<\/a>&nbsp;\u7684\u4eba\u8fd8\u4e0d\u662f\u5f88\u591a\uff0c\u4f46\u662f\u4e0d\u80fd\u5426\u5b9a\u5927\u5bb6\u5bf9&nbsp;GCanvas \u7684\u70ed\u60c5\u3002\u672c\u6587\u5c06\u6839\u636e\u5b98\u65b9\u7684\u4e00\u4e9b\u6587\u6863\u548c\u5f00\u6e90\u4ee3\u7801\uff0c\u8bd5\u7740\u9610\u8ff0\u4e00\u4e9b&nbsp;<a href=\"https:\/\/alibaba.github.io\/GCanvas\/\" name=\"GCanvas\" target=\"_blank\" title=\"GCanvas\">GCanvas<\/a>&nbsp;\u7684\u6e32\u67d3\u5f15\u64ce\u7684\u539f\u7406\u548c\u8fd0\u884c\u673a\u5236\u3002\n<\/p>\n<p>\n\t<a href=\"https:\/\/alibaba.github.io\/GCanvas\/\" name=\"GCanvas\" target=\"_blank\" title=\"GCanvas\">GCanvas<\/a>&nbsp;\u63d0\u4f9b\u4e86\u4e00\u5957\u7c7b\u4f3c\u4e8e H5 Canvas \u6807\u51c6\u7684 JavaScript API\u3002\u57fa\u4e8e\u8fd9\u5957 API \u53ef\u4ee5\u65b9\u4fbf\u7684\u53bb\u505a\u56fe\u5f62\u7ed8\u5236\u3001\u52a8\u753b\u6e32\u67d3\u7b49\uff0c\u5f00\u53d1\u7684\u4f53\u9a8c\u4e0e H5 <a href=\"https:\/\/alibaba.github.io\/GCanvas\/\" name=\"GCanvas\" target=\"_blank\" title=\"GCanvas\">GCanvas<\/a>&nbsp;\u662f\u5b8c\u5168\u4e00\u6837\u7684\u3002\n<\/p>\n<h2 id=\"GCanvas-\u4ecb\u7ecd\">\n\tGCanvas \u4ecb\u7ecd<br \/>\n<\/h2>\n<p>\n\t<a href=\"https:\/\/alibaba.github.io\/GCanvas\/\" name=\"GCanvas\" target=\"_blank\" title=\"GCanvas\">GCanvas<\/a>&nbsp;\u53d1\u5c55\u7ecf\u5386\u4e86\u4e24\u4e2a\u9636\u6bb5\u3002\n<\/p>\n<ul>\n<li>\n\t\t\u7b2c\u4e00\u9636\u6bb5\uff0c2014 \u5e74\u4e2d\u5230 2015 \u5e74\u5e95\uff0c\u89e3\u51b3 Android \u5e73\u53f0 WebView Canvas \u6e32\u67d3\u6027\u80fd\u5dee\u7684\u95ee\u9898\u3002\n\t<\/li>\n<li>\n\t\t\u7b2c\u4e8c\u9636\u6bb5\uff0c2016 \u5e74 11 \u6708\u5230\u73b0\u5728\uff0c\u4e3a\u524d\u7aef\u63d0\u4f9b Native \u56fe\u5f62\u7ed8\u5236\u80fd\u529b\u3002\n\t<\/li>\n<\/ul>\n<p>\n\t\u7528\u4e00\u53e5\u8bdd\u6765\u6982\u62ec GCanvas\uff0c\u5373\u9075\u5faa W3C \u6807\u51c6\uff0c\u79fb\u52a8\u7aef\u7684\u8de8\u5e73\u53f0\u7684\u9ad8\u6027\u80fd\u56fe\u5f62\u6e32\u67d3\u5f15\u64ce\u3002\u53ef\u4ee5\u4ece\u4e09\u4e2a\u65b9\u9762\u6765\u89e3\u91ca\u3002\n<\/p>\n<ul>\n<li>\n<p>\n\t\t\t<strong>\u9075\u5faa W3C \u6807\u51c6<\/strong><br \/>\n\t\t\tGCanvas \u63d0\u4f9b\u4e86\u4e00\u5957\u7c7b\u4f3c\u4e8e H5 Canvas \u6807\u51c6\u7684 JavaScript API\uff0c\u5f00\u53d1\u4eba\u5458\u57fa\u4e8e\u8fd9\u5957 API \u53ef\u4ee5\u65b9\u4fbf\u7684\u53bb\u505a\u56fe\u5f62\u7ed8\u5236\u3001\u52a8\u753b\u6e32\u67d3\u7b49\u3002\u5f00\u53d1\u7684\u4f53\u9a8c\u4e0e H5 Canvas \u662f\u5b8c\u5168\u4e00\u6837\u7684\u3002\n\t\t<\/p>\n<\/li>\n<li>\n<p>\n\t\t\t<strong>\u8de8\u5e73\u53f0<\/strong><br \/>\n\t\t\tGCanvas \u7684\u5185\u6838\u57fa\u4e8e OpenGL ES\uff0c \u7528 C++ \u5b9e\u73b0\u4e86\u4e00\u5957\u7528\u4e8e\u63cf\u8ff0 Canvas \u6807\u51c6 API \u7684\u63a5\u53e3\u5b9e\u73b0\u3002\u6211\u4eec\u5c06\u5176\u79f0\u4e3a\u6e32\u67d3\u5f15\u64ce\u5185\u6838\u3002\u5e76\u901a\u8fc7\u4ea4\u53c9\u7f16\u8bd1\uff0c\u4f7f\u5f97\u53ef\u4ee5\u9002\u914d Android\u3001iOS \u8fd9\u4e24\u5927\u4e3b\u6d41\u79fb\u52a8\u5e73\u53f0\uff0c\u56e0\u800c\u5177\u6709\u8de8\u5e73\u53f0\u7684\u7279\u6027\u3002\n\t\t<\/p>\n<\/li>\n<li>\n<p>\n\t\t\t<strong>\u9ad8\u6027\u80fd<\/strong><br \/>\n\t\t\t\u65e9\u671f\u79fb\u52a8\u5e73\u53f0\u4e0a H5 Canvas \u53bb\u505a\u4e00\u4e9b\u590d\u6742\u7684\u52a8\u753b\u6216\u6e38\u620f\uff0c\u5728 WebView \u4e0a\u7684\u4f53\u9a8c\u975e\u5e38\u5dee\u3002 \u4e3b\u8981\u539f\u56e0\u662f WebView \u5bf9 GPU \u786c\u4ef6\u52a0\u901f\u7684\u652f\u6301\u5dee\u3002\u9ad8\u6027\u80fd\u5219\u662f\u5145\u5206\u5229\u7528\u4e86 GPU \u786c\u4ef6\u7684\u6e32\u67d3\u80fd\u529b\uff0c\u4e3b\u8981\u4f53\u73b0\u4e24\u4e2a\u65b9\u9762\uff1a\n\t\t<\/p>\n<ul>\n<li>\n\t\t\t\t\u5bf9\u4e8e Android 3.0 \u4ee5\u524d\u7684\u7cfb\u7edf\uff0cAndroid \u7684\u6e32\u67d3\u7ba1\u7ebf\u662f\u4e0d\u652f\u6301\u786c\u4ef6\u52a0\u901f\u7684\uff0cWebView \u4e2d\u7684 Canvas \u4e0d\u80fd\u83b7\u5f97 GPU \u7684\u56fe\u5f62\u6e32\u67d3\u80fd\u529b\u7684\u652f\u6301\u3002\u5bf9\u4e8e\u8fd9\u7c7b\u7cfb\u7edf\uff0c\u901a\u8fc7 GCanvas \u53ef\u4ee5\u83b7\u5f97\u66f4\u5e95\u5c42\u7684 OpenGL ES \u7684\u786c\u4ef6\u52a0\u901f\u80fd\u529b\u63d0\u9ad8\u6e32\u67d3\u6548\u7387\u3002\n\t\t\t<\/li>\n<li>\n\t\t\t\t\u94fe\u8def\u4e0a\u6765\u770b\uff0c\u7f29\u77ed\u4e86\u8c03\u7528\u8def\u5f84\uff0c\u63d0\u9ad8\u4e86\u6e32\u67d3\u6027\u80fd\u3002\u4f7f\u7528\u4e86 GCanvas \u5219\u4e0d\u9700\u8981\u7ecf\u8fc7 WebView \u5185\u90e8\u7684\u590d\u6742\u903b\u8f91\u5904\u7406\u548c\u56fe\u5c42\u6811\u6e32\u67d3\uff0c\u800c\u662f\u8ba9 JavaScript \u901a\u8fc7\u6865\u63a5\u65b9\u5f0f\u76f4\u63a5\u8c03\u7528\u6e32\u67d3\u5f15\u64ce\u5185\u6838\uff08OpenGL ES\uff09\u3002\n\t\t\t<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2 id=\"GCanvas-\u7ec4\u6210\">\n\tGCanvas \u7ec4\u6210<br \/>\n<\/h2>\n<p>\n\t<img decoding=\"async\" alt=\"GCanvas \u7ec4\u6210\" src=\"https:\/\/img.alicdn.com\/tfs\/TB1oRSZSpXXXXb_XXXXXXXXXXXX-1143-708.png\" \/>\n<\/p>\n<p>\n\t\u5982\u4e0a\u56fe\u6240\u793a GCanvas \u7531\u4e09\u5c42\u7ec4\u6210 JavaScript \u5c42\u3001\u63d2\u4ef6\u5c42\u3001\u6838\u5fc3\u6e32\u67d3\u5e93\u3002\n<\/p>\n<ul>\n<li>\n<p>\n\t\t\tJavaScript \u5c42<br \/>\n\t\t\tJavaScript \u63d0\u4f9b\u5bf9\u5916\u7edf\u4e00\u7684 API\uff0c\u652f\u6301 Canvas 2D \u548c WebGL \u7684\u529f\u80fd\u63a5\u53e3\u3002\u63a5\u53e3\u652f\u6301\u60c5\u51b5\u8bf7\u53c2\u8003&nbsp;<a href=\"http:\/\/taobaofed.org\/blog\/2017\/07\/27\/gcanvas\/#GCanvasAPI\">API \u8986\u76d6<\/a>\u3002\n\t\t<\/p>\n<\/li>\n<li>\n<p>\n\t\t\t\u63d2\u4ef6\u5c42<br \/>\n\t\t\t\u63d2\u4ef6\u5c42\u6838\u5fc3\u5305\u542b\u4e09\u90e8\u5206\u3002\n\t\t<\/p>\n<ul>\n<li>\n<p>\n\t\t\t\t\tBridge \u6865\u63a5<br \/>\n\t\t\t\t\tJavaScript \u5230 Native \u7684\u6865\u63a5\uff0c\u6bd4\u8f83\u4e3b\u6d41\u7684\u65b9\u5f0f JSBridge \u548c JSBinding\u3002JSBridge \u5b9e\u73b0\u65b9\u5f0f\uff0c\u5982 Cordva\u3001WebviewJavascriptBridge \u7b49\u3002 \u8fd8\u53ef\u4ee5\u7528 JSBinding \u65b9\u5f0f\u6765\u5b9e\u73b0\uff0c\u5982 V8\u3001JavascriptCore \u7b49\u3002\u5b9e\u9645\u7684\u5e94\u7528\u573a\u666f\u4e2d\u8fd9\u4e24\u79cd\u6865\u63a5\u65b9\u5f0f\u90fd\u6709\u652f\u6301\u3002\n\t\t\t\t<\/p>\n<\/li>\n<li>\n<p>\n\t\t\t\t\t\u901a\u7528\u63d2\u4ef6<br \/>\n\t\t\t\t\t\u901a\u7528\u63d2\u4ef6\u5305\u542b\u4e86\u901a\u7528\u63d2\u4ef6\u63a5\u53e3\u4e0e\u5b9e\u73b0\u3001GCanvas \u7684\u7ba1\u7406\u3001\u6e32\u67d3\u547d\u4ee4\u961f\u5217\u7ba1\u7406\u3001\u7eb9\u7406\u7f13\u5b58\u7b49\u3002\u652f\u6301\u4e0d\u540c\u7c7b\u578b\u6865\u63a5\u65b9\u5f0f\u4e0b\u7684\u6269\u5c55\u3002\n\t\t\t\t<\/p>\n<\/li>\n<li>\n<p>\n\t\t\t\t\t\u7cfb\u7edf\u9002\u914d<br \/>\n\t\t\t\t\t\u7cfb\u7edf\u9002\u914d\u6d89\u53ca Android \u548c iOS \u5bf9 OpenGL ES \u5b9e\u73b0\u7684\u5dee\u5f02\uff0c\u7f51\u7edc\u56fe\u7247\u4e0b\u8f7d\uff0c\u5b57\u4f53\u6e32\u67d3\u7b49\u65b9\u9762\u3002\n\t\t\t\t<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\n\t\t\t\u6838\u5fc3\u6e32\u67d3\u5e93<br \/>\n\t\t\t\u6838\u5fc3\u6e32\u67d3\u5e93\u5305\u62ec\u5bf9\u5916\u7edf\u4e00\u7684\u63a5\u53e3\uff0c\u4ee5\u53ca Contex2D \u548c WebGL \u6a21\u5757\uff0c\u5e95\u5c42\u5219\u662f\u5bf9 OpenGL ES API \u7b49\u5206\u88c5\u3002\n\t\t<\/p>\n<\/li>\n<\/ul>\n<h2 id=\"GCanvas-\u6d41\u7a0b\">\n\tGCanvas \u6d41\u7a0b<br \/>\n<\/h2>\n<p>\n\t<img decoding=\"async\" alt=\"GCanvas \u6d41\u7a0b\" src=\"https:\/\/img.alicdn.com\/tfs\/TB13y1vSpXXXXbKXVXXXXXXXXXX-1194-742.pnghttps:\/\/img.alicdn.com\/tfs\/TB1rlWvSpXXXXX7XVXXXXXXXXXX-1194-742.png\" \/>\n<\/p>\n<p>\n\t\u4e0a\u56fe\u662f JavaScript \u5c42\u6e32\u67d3\u6838\u5fc3\u5e93\u7684\u6982\u8981\u6d41\u7a0b\uff0c\u5173\u952e\u7684\u4e24\u4e2a\u6d41\u7a0b\u662f\u521d\u59cb\u5316\u548c\u6e32\u67d3\u3002\n<\/p>\n<ul>\n<li>\n<p>\n\t\t\t\u521d\u59cb\u5316<br \/>\n\t\t\t\u521d\u59cb\u5316\uff0cJavaSript \u5c42\u83b7\u53d6\u914d\u7f6e\u5224\u65ad\u8fd0\u884c\u73af\u5883\uff0c\u901a\u8fc7\u6865\u63a5\u5c42\uff0c\u63d2\u4ef6\u5c42\u5b8c\u6210\u89c6\u56fe\u548c GCanvas \u7684\u521b\u5efa\u3002\u8fdb\u4e00\u6b65\u5b8c\u6210\u5bf9 OpenGL \u73af\u5883\u7684\u521d\u59cb\u5316\u3002\n\t\t<\/p>\n<\/li>\n<li>\n<p>\n\t\t\t\u6e32\u67d3<br \/>\n\t\t\t\u6e32\u67d3\uff0cJavaScript \u5c42\u5c06\u6240\u6709\u7684API\u8c03\u7528\u6258\u7ba1\uff0c\u5e76\u4e14\u8f6c\u6362\u6210\u81ea\u5b9a\u4e49\u7684\u547d\u4ee4\u683c\u5f0f\uff08\u547d\u4ee4\u7c7b\u578b + \u53c2\u6570\u7684\u7ec4\u5408\uff09\u3002\u6e32\u67d3\u89e6\u53d1\u5219\u7531 JavaScript \u5b9a\u65f6\u5668\u89e6\u53d1\u6216\u8005\u624b\u52a8\u89e6\u53d1\u7684\u65b9\u5f0f\uff0c\u5c06\u8fd9\u4e9b\u547d\u4ee4\u4e0b\u53d1\u5230\u6e32\u67d3\u6838\u5fc3\u5e93\u6267\u884c\u3002\n\t\t<\/p>\n<\/li>\n<\/ul>\n<p>\n\t\u4ee5 Weex \u4e3a\u4f8b, \u7ed8\u5236\u56fe\u5f62\u548c\u56fe\u7247\u7684\u6d4b\u8bd5\u4ee3\u7801\u5982\u4e0b\u3002\n<\/p>\n<pre class=\"brush:xml;\">\r\n&lt;template&gt;\r\n\t&lt;div ref=&quot;test&quot;&gt;\r\n\t\t&lt;gcanvas ref=&quot;canvas_holder&quot; style=&quot;width:750; height:750; background-color:rgba(0, 0, 0, 0.1)&quot;&gt;&lt;\/gcanvas&gt;\r\n\t&lt;\/div&gt;\r\n&lt;\/template&gt;\r\n&lt;script&gt;\r\n\tvar GCanvas=require(&#039;weex-gcanvas&#039;);\r\n\tvar Image=require(&#039;weex-gcanvas\/gcanvasimage&#039;);\r\n\t\r\n\tmodule.exports = {\r\n\t\tmounted: function () {\r\n\t\t  \/\/ \u4e1a\u4f59\u8349\uff1awww.xttblog.com\r\n\t\t  \/\/1\u3001\u521d\u59cb\u5316 GCanvas\r\n\t\t\tvar ref = this.$refs.canvas_holder;\r\n\t\t\tvar gcanvas = GCanvas.start(ref);\r\n\t\t\tvar ctx = gcanvas.getContext(&#039;2d&#039;);\r\n\t\t\t\r\n\t\t\t\/\/2\u3001\u6267\u884c\u6e32\u67d3\u64cd\u4f5c\r\n\t\t\t\/\/rect\r\n\t\t\tctx.fillStyle = &#039;red&#039;;\r\n\t\t\tctx.fillRect(0, 0, 100, 100);\r\n\r\n\t\t\t\/\/rect\r\n\t\t\tctx.fillStyle = &#039;black&#039;;\r\n\t\t\tctx.fillRect(100, 100, 100, 100);\r\n\t\t\tctx.fillRect(25, 210, 700, 5);\r\n\r\n\t\t\t\/\/circle\r\n\t\t\tctx.arc(450, 200, 100, 0, Math.PI * 2, true);\r\n\t\t\tctx.fill();\r\n\r\n\t\t\t\/\/drawImage\r\n\t\t\tvar image = new Image();\r\n\t\t\timage.onload = function(){\r\n\t\t\t\tctx.drawImage(image, 100, 330);\r\n\t\t\t\tctx.drawImage(image, 100+300, 330, 225, 75);\r\n\t\t\t}\r\n\t\t\timage.src = &#039;https:\/\/www.xttblog.com\/...xxx\/OpenGL-ES_100px_May16_225_75.png&#039;;\r\n\t\t}\r\n\t};\r\n&lt;\/script&gt;<\/pre>\n<p>\n\t\u901a\u8fc7 Weex Playground \u8fd0\u884c\u7ed3\u679c\u5982\u4e0b\n<\/p>\n<p>\n\t<img decoding=\"async\" src=\"https:\/\/img.alicdn.com\/tfs\/TB10OLSSpXXXXajXXXXXXXXXXXX-1264-2230.png\" width=\"80%\" \/>\n<\/p>\n<p>\n\t\u5177\u4f53\u5206\u6790\u4e0b\u6574\u4e2a\u6d41\u7a0b\u3002\u7ed3\u5408\u63d2\u4ef6\u5c42\u548c\u6838\u5fc3\u6e32\u67d3\u5e93\u6765\u5206\u6790\u3002\n<\/p>\n<ul>\n<li>\n<p>\n\t\t\t\u63d2\u4ef6\u5c42\u6d41\u7a0b<br \/>\n\t\t\t\u4ee5 iOS \u4e3a\u4f8b\u5206\u6790\uff0cAndroid \u7684\u8fc7\u7a0b\u662f\u7c7b\u4f3c\u7684\u3002<br \/>\n\t\t\t<img decoding=\"async\" alt=\"\" src=\"http:\/\/git.cn-hangzhou.oss-cdn.aliyun-inc.com\/uploads\/gcanvas\/gcanvas\/c20f34aafadc65bfa6c7af91f817c02c\/GCanvas_brief_iOS.png\" \/>\n\t\t<\/p>\n<ul>\n<li>\n\t\t\t\tGLKView \u89c6\u56fe\u521b\u5efa\uff0c\u5e76\u4e14\u4e0e GCanvas \u5bf9\u8c61\u5efa\u7acb\u7ed1\u5b9a\u5173\u7cfb\uff1b\n\t\t\t<\/li>\n<li>\n\t\t\t\tGCVCommon\uff0c\u8d44\u6e90\u52a0\u8f7d\u4e0e\u7eb9\u7406\u7ed1\u5b9a\uff1b\n\t\t\t<\/li>\n<li>\n\t\t\t\tGCanvasPlugin\uff0c\u8bbe\u7f6e\u4f4d\u7f6e\u4fe1\u606f\u3001\u8bbe\u5907\u6bd4\u7387\u3001\u4e0b\u53d1\u6e32\u67d3\u547d\u4ee4\uff1b\n\t\t\t<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\n\t\t\t\u6e32\u67d3\u5e93\u6d41\u7a0b\n\t\t<\/p>\n<\/li>\n<\/ul>\n<p>\n\t<img decoding=\"async\" alt=\"GCanvas \u6e32\u67d3\u5e93\u6d41\u7a0b\" src=\"http:\/\/git.cn-hangzhou.oss.aliyun-inc.com\/uploads\/gcanvas\/gcanvas\/97d10777075cbe0f9134beeea94a54e3\/GCanvas_Render_Core_Layer_Detail_Design.png\" \/>\n<\/p>\n<p>\n\t\u6e32\u67d3\u547d\u4ee4\u7684\u89e3\u6790\uff0c\u6700\u7ec8\u901a\u8fc7\u8c03\u7528 OpenGL ES \u7684\u65b9\u6cd5\u6216\u7ec4\u5408\u65b9\u6cd5\u6765\u5b9e\u73b0 Context2D \u548c WebGL \u7684\u6548\u679c\uff0c\u751f\u6210\u5e27\u7f13\u5b58\uff0c\u63d0\u4ea4\u7ed9 GPU \u6e32\u67d3\uff0c\u6700\u540e\u5728\u7ed1\u5b9a\u7684 GLKView \u89c6\u56fe\u4e0a\u663e\u793a\u3002\n<\/p>\n<ul>\n<li>\n\t\tContext2D\uff0c\u9700\u8981\u5b9e\u73b0\u8bf8\u5982 GPath\u3001GTexture\u3001GTransform\u3001GTriangulate \u7b49\u6765\u5b9e\u73b0 Canvas \u7684\u6e32\u67d3\u6548\u679c\uff1b\n\t<\/li>\n<li>\n\t\tWebGL \u76f8\u5bf9\u7b80\u5355\uff0cWebGL1.0 \u7684 API \u57fa\u672c\u90fd\u80fd\u4e0e\u4ece OpenGL ES2.0 \u627e\u5230\u4e0e\u4e4b\u76f8\u5bf9\u5e94\u7684 API\uff1b\n\t<\/li>\n<\/ul>\n<h2 id=\"GCanvas-\u6d4b\u8bd5\u4f8b\u5b50\">\n\tGCanvas \u6d4b\u8bd5\u4f8b\u5b50<br \/>\n<\/h2>\n<p>\n\t\u4e0b\u9762\u7ed9\u51fa\u4e00\u4e9b GCanvas \u7684\u6848\u4f8b\u3002\n<\/p>\n<ul>\n<li>\n<p>\n\t\t\tGCanvas \u4e0e H5 Canvas \u6027\u80fd\u5bf9\u6bd4\n\t\t<\/p>\n<p>\n\t\t\t<img decoding=\"async\" alt=\"GCanvas \u4e0e H5 Canvas \u6027\u80fd\u5bf9\u6bd4\" src=\"http:\/\/ocuzluml6.bkt.clouddn.com\/20180304190625.png\" \/><br \/>\n\t\t\t<br \/>\n\t\t\t<strong>Android \u5e73\u53f0\uff0c\u5de6\u8fb9\u662f GCanvas\uff0c\u53f3\u8fb9\u662f H5 Canvas\u3002\u540c\u5c4f\u6e32\u67d3\u56fe\u7247\u8d8a\u591a\uff0c\u6027\u80fd\u5dee\u5f02\u8d8a\u660e\u663e\u3002<\/strong>\n\t\t<\/p>\n<\/li>\n<li>\n<p>\n\t\t\tHilo 2D<br \/>\n\t\t\t<a href=\"http:\/\/v.youku.com\/v_show\/id_XMjkwODMxMTQ4MA==.html?spm=a2h3j.8428770.3416059.1\" rel=\"external\" target=\"_blank\">100 \u6761\u9c7c<\/a>\n\t\t<\/p>\n<p>\n\t\t\t\u57fa\u4e8e Hilo 2D \u52a8\u753b\u5e93\uff0c\u6ee1\u5c4f\u9c7c\u7684\u52a8\u753b\u6d4b\u8bd5\u3002\n\t\t<\/p>\n<\/li>\n<li>\n<p>\n\t\t\tChart \u56fe\u6807\u6e32\u67d3<br \/>\n\t\t\t<a href=\"http:\/\/v.youku.com\/v_show\/id_XMjkwODMxMTQ4MA==.html?spm=a2h3j.8428770.3416059.1\" rel=\"external\" target=\"_blank\">Chart \u56fe\u6807\u5e93\u7684\u6e32\u67d3\u6548\u679c<\/a>\n\t\t<\/p>\n<p>\n\t\t\t\u57fa\u4e8e\u56fe\u8868\u5e93\uff0c\u4e0d\u540c\u7c7b\u578b\u7684\u56fe\u8868\u6e32\u67d3\u6d4b\u8bd5\u3002\n\t\t<\/p>\n<\/li>\n<\/ul>\n<!-- <audio autoplay=\"autoplay\" height=\"100\" width=\"100\" hidden=\"true\"><source src=\"https:\/\/c.coka.la\/orAvPR.mp3\" type=\"audio\/mp3\"\/><\/audio><img decoding=\"async\" src=\"https:\/\/images.weserv.nl\/?url=https:\/\/ws3.sinaimg.cn\/large\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/> --><p><!-- <img decoding=\"async\" src=\"https:\/\/raw.githubusercontent.com\/xmt1139057136\/xttblog\/master\/8fa5dcfcgy1g4em3rzar5j20ib089ae0.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/>--><img decoding=\"async\" src=\"https:\/\/saas.51autoparts.cn\/api\/admin\/sys-file\/oss\/file?fileName=84db51f8561e448f9a4fda2eff0811f9.jpg\" alt=\"\u4e1a\u4f59\u8349\u516c\u4f17\u53f7\"\/><\/p><p>\u6700\u540e\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u4e2a\u4eba\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4e1a\u4f59\u8349\uff08yyucao\uff09\uff01<b>\u53ef\u52a0\u4f5c\u8005\u5fae\u4fe1\u53f7\uff1a<font color=\"red\">xttblog2<\/font>\u3002\u5907\u6ce8\uff1a\u201c1\u201d\uff0c\u6dfb\u52a0\u535a\u4e3b\u5fae\u4fe1\u62c9\u4f60\u8fdb\u5fae\u4fe1\u7fa4\u3002\u5907\u6ce8\u9519\u8bef\u4e0d\u4f1a\u540c\u610f\u597d\u53cb\u7533\u8bf7\u3002<\/b>\u518d\u6b21\u611f\u8c22\u60a8\u7684\u5173\u6ce8\uff01\u540e\u7eed\u6709\u7cbe\u5f69\u5185\u5bb9\u4f1a\u7b2c\u4e00\u65f6\u95f4\u53d1\u7ed9\u60a8\uff01\u539f\u521b\u6587\u7ae0\u6295\u7a3f\u8bf7\u53d1\u9001\u81f3532009913@qq.com\u90ae\u7bb1\u3002\u5546\u52a1\u5408\u4f5c\u4e5f\u53ef\u6dfb\u52a0\u4f5c\u8005\u5fae\u4fe1\u8fdb\u884c\u8054\u7cfb\uff01<\/p><p>\u672c\u6587\u539f\u6587\u51fa\u5904\uff1a<a href=\"https:\/\/www.xttblog.com\">\u4e1a\u4f59\u8349<\/a>\uff1a &raquo; <a href=\"https:\/\/www.xttblog.com\/?p=2568\">\u8be6\u89e3 GCanvas \u6e32\u67d3\u5f15\u64ce\u539f\u7406\u548c\u673a\u5236<\/a><\/p><!-- <div class=\"bd-reward-stl\"><button id=\"bdRewardBtn\"><span><\/span><\/button><\/div> -->","protected":false},"excerpt":{"rendered":"<p>GCanvas 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[&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[31,53,814,54,1106],"class_list":["post-2568","post","type-post","status-publish","format-standard","hentry","category-html5","tag-canvas","tag-canvg","tag-css3","tag-html2canvas","tag-javascript"],"_links":{"self":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/2568","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2568"}],"version-history":[{"count":2,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/2568\/revisions"}],"predecessor-version":[{"id":2570,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=\/wp\/v2\/posts\/2568\/revisions\/2570"}],"wp:attachment":[{"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2568"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2568"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xttblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2568"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}