From da78a9e329e272dedb2400b79a3bdeebff387d47 Mon Sep 17 00:00:00 2001
From: Peter Bengtsson <mail@peterbe.com>
Date: Tue, 8 Dec 2020 14:42:17 -0500
Subject: initial commit

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+---
+title: WebGL 찾기
+slug: Web/API/WebGL_API/By_example/Detect_WebGL
+translation_of: Web/API/WebGL_API/By_example/Detect_WebGL
+---
+<div>{{IncludeSubnav("/en-US/Learn")}}</div>
+
+<p>{{PreviousNext("Learn/WebGL/By_example","Learn/WebGL/By_example/Clearing_with_colors")}}</p>
+
+<div id="detect-webgl">
+<div class="summary">
+<p>이 예시는 어떻게 {{Glossary("WebGL")}} 랜더링 컨텐츠를 찾고, 유저에게 결과를 보고할지를 보여줍니다.</p>
+</div>
+
+<p>{{EmbedLiveSample("detect-webgl-source",660,150)}}</p>
+
+<div id="detect-webgl-intro">
+<h3 id="기능-검색_WebGl">기능-검색 WebGl</h3>
+
+<p>이 첫 예시에서, 우리는 브라우저가 {{Glossary("WebGL")}}를 지원하는지 아닌 지를 확인합니다. 우리는 {{domxref("HTMLCanvasElement","canvas")}} element로 부터 {{domxref("WebGLRenderingContext","WebGL rendering context","",1)}}을 얻기 위하여 노력합니다. {{domxref("WebGLRenderingContext","WebGL rendering context", "", 1)}}는 당신이 설정하고 그래픽 기계의 상태를 쿼리하고, WebGl에 데이터를 전송하고, 그리기 명령어들을 실행할 수 있는 인터페이스입니다.</p>
+
+<p>한 문장 인터페이스에서 그래픽 기계의 상태를 저장하는 것은 {{Glossary("WebGL")}}에 고유하지 않습니다. 이것은 또한 다른 그래픽 {̣{Glossary("API")}}, {{domxref("CanvasRenderingContext2D","canvas 2D rendering context", "", 1)}}에 의해 행해집니다. 하지만 특성과 당신이 만드는 변수들은 각 {̣{Glossary("API")}}에서 다를 수 있습니다.</p>
+</div>
+
+<div id="detect-webgl-source">
+<pre class="brush: html">&lt;p&gt;[ Here would go the result of WebGL feature detection ]&lt;/p&gt;
+&lt;button&gt;Press here to detect WebGLRenderingContext&lt;/button&gt;
+</pre>
+
+<pre class="brush: css">body {
+  text-align : center;
+}
+button {
+  display : block;
+  font-size : inherit;
+  margin : auto;
+  padding : 0.6em;
+}
+</pre>
+
+<pre class="brush: js">// Run everything inside window load event handler, to make sure
+// DOM is fully loaded and styled before trying to manipulate it.
+window.addEventListener("load", function() {
+  var paragraph = document.querySelector("p"),
+    button = document.querySelector("button");
+  // Adding click event handler to button.
+  button.addEventListener("click", detectWebGLContext, false);
+  function detectWebGLContext () {
+    // Create canvas element. The canvas is not added to the
+    // document itself, so it is never displayed in the
+    // browser window.
+    var canvas = document.createElement("canvas");
+    // Get WebGLRenderingContext from canvas element.
+    var gl = canvas.getContext("webgl")
+      || canvas.getContext("experimental-webgl");
+    // Report the result.
+    if (gl &amp;&amp; gl instanceof WebGLRenderingContext) {
+      paragraph.innerHTML =
+        "Congratulations! Your browser supports WebGL.";
+    } else {
+      paragraph.innerHTML = "Failed to get WebGL context. "
+        + "Your browser or device may not support WebGL.";
+    }
+  }
+}, false);
+</pre>
+
+<p>The source code of this example is also available on <a href="https://github.com/idofilin/webgl-by-example/tree/master/detect-webgl">GitHub</a>.</p>
+</div>
+</div>
+
+<p>{{PreviousNext("Learn/WebGL/By_example","Learn/WebGL/By_example/Clearing_with_colors")}}</p>
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