[cairo] Recording Surfaces (was Re: virtual surfaces and composition)
Henry (Yu) Song
henry.song at samsung.com
Wed Dec 9 13:41:32 PST 2015
(1) A recording surface can be played back on other types of surfaces - xlib, xcb, quartz, gl, you name it
(2) enable parallel rendering - image you recording in one thread and playback on other thread, for example
(3) you can record once, and playback many times if you want
On 12/9/15, 1:34 PM, "cairo on behalf of Lawrence D'Oliveiro" <cairo-bounces at cairographics.org on behalf of ldo at geek-central.gen.nz> wrote:
>On Wed, 09 Dec 2015 21:29:02 +0000, Henry (Yu) Song wrote:
>> On 12/9/15, 1:26 PM, "cairo on behalf of Lawrence D'Oliveiro"
>> <cairo-bounces at cairographics.org on behalf of
>> ldo at geek-central.gen.nz> wrote:
>>> However, when I scaled up the pattern, it looked blurred. Which
>>> surprised me, because I thought it would be resolution-independent.
>> That is the expected behavior. It is same as your draw the circle to
>> an image surface, and paint the image surface to another with scaling.
>What is the point of using a recording surface over an image surface,
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