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1 <html> |
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2 <body> |
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3 file_WebGLContextLost.html |
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4 <canvas id='canvas'></canvas> |
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5 |
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6 <script> |
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7 function runTest() |
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8 { |
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9 var canvas = document.getElementById('canvas'); |
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10 canvas.addEventListener('webglcontextlost', function() { |
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11 alert('webglcontextlost'); |
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12 }); |
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13 |
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14 var context = canvas.getContext('webgl') || canvas.getContext('experimental-webgl'); |
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15 context.viewport(0, 0, 10, 10); |
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16 alert('ready'); |
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17 } |
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18 |
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19 addEventListener('load', function() { setTimeout(runTest, 0) }); |
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20 </script> |
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21 </body> |
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22 </html> |