[Bug 11399] canvas: Locking individual color channels (e.g. drawing to alpha only)

https://www.w3.org/Bugs/Public/show_bug.cgi?id=11399

Ian 'Hixie' Hickson <ian@hixie.ch> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|REOPENED                    |NEW
   Target Milestone|Unsorted                    |Needs Impl Interest
            Summary|The ability to lock         |canvas: Locking individual
                   |individual channels (i.e.   |color channels (e.g.
                   |prevent them from being     |drawing to alpha only)
                   |updated by drawing          |
                   |functions) would allow for  |
                   |some interesting            |
                   |composition tricks, such as |
                   |drawing directly to the     |
                   |alpha channel.              |

--- Comment #5 from Ian 'Hixie' Hickson <ian@hixie.ch> ---
Are there browser vendors interested in implementing this?

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Received on Monday, 18 March 2013 22:28:23 UTC