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September 24, 2016 20:48
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Create a WebGL Context
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| <html> | |
| <script type="text/javascript"> | |
| var GL; | |
| function initWebGL(){ | |
| // Get Canvas Element | |
| var canvas = document.getElementById("glcanvas"); | |
| // Get A WebGL Context | |
| GL = canvas.getContext("webgl") || canvas.getContext("experimental-webgl"); | |
| // Test for Success | |
| if (!GL) { | |
| alert("Unable to initialize WebGL. Your browser may not support it."); | |
| } | |
| // Set clear color to red, fully opaque | |
| GL.clearColor(1.0, 0.0, 0.0, 1.0); | |
| // Clear Screen | |
| GL.clear(GL.COLOR_BUFFER_BIT| GL.DEPTH_BUFFER_BIT); | |
| } | |
| </script> | |
| <body onload = initWebGL() > | |
| <canvas id="glcanvas" width=640 height=480 style = "margin:auto; display:block"> | |
| Oops, browser has no <code> canvas </code> tag support | |
| </canvas> | |
| </body> | |
| </html> |
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