[whatwg] proposed canvas 2d API additions
ian at hixie.ch
Fri Apr 21 16:18:17 PDT 2006
On Sat, 22 Apr 2006, Sjoerd Visscher wrote:
> > I understand what you are proposing. What I don't understand is what
> > colour should be returned when the many device pixels represented by
> > the given coordinate space pixel have different colors.
> The weighted average of the colors in the square the size of 1 by 1
> canvas pixels.
...in fact, that won't work. It would mean that this, which should be a
c.putPixels(c.getPixels(x, y, width, height), x, y, width, height);
...will end up down-sampling the bitmap, which seems like it would break
the main use case for this API.
Ian Hickson U+1047E )\._.,--....,'``. fL
http://ln.hixie.ch/ U+263A /, _.. \ _\ ;`._ ,.
Things that are impossible just take longer. `._.-(,_..'--(,_..'`-.;.'
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