- From: Ian Hickson via cvs-syncmail <cvsmail@w3.org>
- Date: Tue, 10 Jun 2008 22:28:46 +0000
- To: public-html-commits@w3.org
Update of /sources/public/html5/spec In directory hutz:/tmp/cvs-serv9759 Modified Files: Overview.html Log Message: define the rounding behaviour of createImageData() to be like that of getID() and putID(). (whatwg r1739) Index: Overview.html =================================================================== RCS file: /sources/public/html5/spec/Overview.html,v retrieving revision 1.927 retrieving revision 1.928 diff -u -d -r1.927 -r1.928 --- Overview.html 10 Jun 2008 21:32:37 -0000 1.927 +++ Overview.html 10 Jun 2008 22:28:43 -0000 1.928 @@ -20274,10 +20274,19 @@ <pre>context.putImageData(context.getImageData(x, y, w, h), x, y);</pre> - <p>...for any value of <var title="">x</var> and <var title="">y</var>. In - other words, while user agents may round the arguments of the two methods - so that they map to device pixel boundaries, any rounding performed must - be performed consistently for both the <code + <p>...for any value of <var title="">x</var> and <var title="">y</var>, and + the following two calls: + + <pre>context.createImageData(w, h); +context.getImageData(0, 0, w, h);</pre> + + <p>...must return <code><a href="#imagedata">ImageData</a></code> objects + with the same dimensions, for any value of <var title="">w</var> and <var + title="">h</var>. In other words, while user agents may round the + arguments of these methods so that they map to device pixel boundaries, + any rounding performed must be performed consistently for all of the <code + title=dom-context-2d-getImageData><a + href="#getimagedata">createImageData()</a></code>, <code title=dom-context-2d-getImageData><a href="#getimagedata">getImageData()</a></code> and <code title=dom-context-2d-putImageData><a
Received on Tuesday, 10 June 2008 22:29:22 UTC