[cairo] Set opacity for surface

Alexander Shulgin alex.shulgin at gmail.com
Tue Nov 2 00:45:38 PDT 2010

On Tue, Nov 2, 2010 at 05:08, Jerónimo Barraco <jerobarraco at yahoo.com.ar> wrote:
> i only came up with the idea of creating a new surface, create a mask with
> the opacity, paint the source using the mask, and reusing the result, but
> that will be TOO costly.

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