From: Kai Ma <justksqsf@gmail.com>
To: Eli Zaretskii <eliz@gnu.org>
Cc: emacs-devel@gnu.org
Subject: Re: Text shadows
Date: Sun, 12 Mar 2023 19:49:40 +0800 [thread overview]
Message-ID: <9F5BA7F8-BB8A-4FF0-AC23-E249C7D471B5@gmail.com> (raw)
In-Reply-To: <838rg2urub.fsf@gnu.org>
> On Mar 12, 2023, at 19:33, Eli Zaretskii <eliz@gnu.org> wrote:
>
>> From: Kai Ma <justksqsf@gmail.com>
>> Date: Sun, 12 Mar 2023 17:55:01 +0800
>> Cc: emacs-devel@gnu.org
>>
>> At worst, perhaps it would be good enough not to support blurring on
>> some platforms, or support it by some minor modification of the color?
>> Or maybe we could implement the equivalent of gaussian_blur in our
>> code?
>>
>> This is already the case: Cairo does not provide a Gaussian blurring function, so I wrote one (named
>> gaussian_blur) in xcairo.c. It is an approximation, not the “True Gaussian Blur”, like Moz2D’s
>> implementation. It only uses one CPU core, but is fast enough for me.
>
> I thought you said gaussian_blur required some Cairo-only extension?
> That's why I wrote the above.
Sorry if my words were misleading. I didn’t intend to say that.
gaussian_blur right now only works on Cairo surfaces, but it’s easy to change.
next prev parent reply other threads:[~2023-03-12 11:49 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-12 4:06 Text shadows Kai Ma
2023-03-12 4:18 ` Kai Ma
2023-03-12 7:12 ` Eli Zaretskii
2023-03-12 8:24 ` Kai Ma
2023-03-12 8:46 ` Po Lu
2023-03-12 9:23 ` Kai Ma
2023-03-12 10:33 ` Po Lu
2023-03-12 9:14 ` Eli Zaretskii
2023-03-12 9:55 ` Kai Ma
2023-03-12 11:33 ` Eli Zaretskii
2023-03-12 11:49 ` Kai Ma [this message]
2023-03-12 12:36 ` Eli Zaretskii
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