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<body><span class="vcard"><a class="email" href="mailto:david+webkit@limnu.com" title="David <david+webkit@limnu.com>"> <span class="fn">David</span></a>
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<a class="bz_bug_link
bz_status_NEW "
title="NEW - Changing canvas height immediately after page load does not relayout canvas"
href="https://bugs.webkit.org/show_bug.cgi?id=156097">bug 156097</a>
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<td>david+webkit@limnu.com
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Changing canvas height immediately after page load does not relayout canvas"
href="https://bugs.webkit.org/show_bug.cgi?id=156097#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Changing canvas height immediately after page load does not relayout canvas"
href="https://bugs.webkit.org/show_bug.cgi?id=156097">bug 156097</a>
from <span class="vcard"><a class="email" href="mailto:david+webkit@limnu.com" title="David <david+webkit@limnu.com>"> <span class="fn">David</span></a>
</span></b>
<pre>I believe this is not a bug, but the expected & correct behavior.
See these articles for details:
<a href="http://webglfundamentals.org/webgl/lessons/webgl-resizing-the-canvas.html">http://webglfundamentals.org/webgl/lessons/webgl-resizing-the-canvas.html</a>
<a href="https://www.khronos.org/webgl/wiki/HandlingHighDPI">https://www.khronos.org/webgl/wiki/HandlingHighDPI</a>
<a href="http://www.html5rocks.com/en/tutorials/canvas/hidpi/">http://www.html5rocks.com/en/tutorials/canvas/hidpi/</a>
You can get what you want in your test code by changing the line:
canvas.height = 1000;
to:
canvas.style.height = "1000px";</pre>
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