Colored TTF rendering

> Hi Andreas,
>
>> Hi -
>>
>> For those of you who use colored Truetype fonts excessively (like
>> Shout+TTF default fonts) it may be interesting to note that I just
>> committed a fix for the color-caching problem to the Croquet  
>> repository.
>
> Can you point where it is exactly?
>
>> This fix speeds up colored text rendering with TTFs by up to an  
>> order of
>> magnitude and might be worthwhile to port it back to 3.9 if anyone is
>> interested.
>
> I'll give it a try.
>
>> Cheers,
>>    - Andreas
>
> -- Diego
>
>
>

> Diego Gomez Deck wrote:
>> Do you have any code snippet to test (an compare) the TTF rendering
>> speed?
>
> Sure. Try this:
>
> text :=
>     ('Hello World\' withCRs asText addAttribute: TextColor red),
>     ('Hello World\' withCRs asText addAttribute: TextColor green),
>     ('Hello World\' withCRs asText addAttribute: TextColor blue).
> text addAttribute: (TextFontReference toFont:
>     ((TextStyle named: 'BitstreamVeraSans') fontOfSize: 24)).
> morph := TextMorph new contentsAsIs: text.
> form := Form extent: morph fullBounds extent depth: 32.
> Transcript cr; show: (
>   [1 to: 1000 do:[:i| morph fullDrawOn: form getCanvas]] timeToRun
> ).
>
> On my machine this results in:
>     Before: 8700 msecs
>     After:   750 msecs
> And the speed difference is actually quite noticeable in interactions.
>
> Cheers,
>   - Andreas
>
>

> Hi,
>
> A just made a quick try[*] and it seems to work.
>
> I tried the CS in 3.9-7067 and I got this numbers:
>
>    Before: 5782
>    After: 539
>
> I also tried in a 3.8 with a lot of packages (the image I'm currently
> using for development) and the number are more impressive:
>
>    Before: 12405
>    After: 541
>
> Attached is the CS.
>
> Cheers,
>
> -- Diego
>
> [*] I only filed out the changeset created my Monticello in the
> installation of Multilingual-ar.17.mcz. This changeset seems to be in
> good order.
>
>> Diego Gomez Deck wrote:
>> > Do you have any code snippet to test (an compare) the TTF rendering
>> > speed?
>>
>> Sure. Try this:
>>
>> text :=
>> ('Hello World\' withCRs asText addAttribute: TextColor red),
>> ('Hello World\' withCRs asText addAttribute: TextColor green),
>> ('Hello World\' withCRs asText addAttribute: TextColor blue).
>> text addAttribute: (TextFontReference toFont:
>> ((TextStyle named: 'BitstreamVeraSans') fontOfSize: 24)).
>> morph := TextMorph new contentsAsIs: text.
>> form := Form extent: morph fullBounds extent depth: 32.
>> Transcript cr; show: (
>>    [1 to: 1000 do:[:i| morph fullDrawOn: form getCanvas]] timeToRun
>> ).
>>
>> On my machine this results in:
>> Before: 8700 msecs
>> After:   750 msecs
>> And the speed difference is actually quite noticeable in interactions.
>>
>> Cheers,
>>    - Andreas
>

>From: Diego Gomez Deck <[hidden email]>
>Reply-To: The general-purpose Squeak developers
>list<[hidden email]>
>To: The general-purpose Squeak developers
>list<[hidden email]>
>CC: "José L. Redrejo Rodríguez"<[hidden email]>
>Subject: Re: Colored TTF rendering
>Date: Wed, 15 Nov 2006 10:21:22 +0100
>
>Hi,
>
>A just made a quick try[*] and it seems to work.
>
>I tried the CS in 3.9-7067 and I got this numbers:
>
>    Before: 5782
>    After: 539
>
>I also tried in a 3.8 with a lot of packages (the image I'm currently
>using for development) and the number are more impressive:
>
>    Before: 12405
>    After: 541
>
>Attached is the CS.
>
>Cheers,
>
>-- Diego
>
>[*] I only filed out the changeset created my Monticello in the
>installation of Multilingual-ar.17.mcz. This changeset seems to be in
>good order.
>
> > Diego Gomez Deck wrote:
> > > Do you have any code snippet to test (an compare) the TTF rendering
> > > speed?
> >
> > Sure. Try this:
> >
> > text :=
> > ('Hello World\' withCRs asText addAttribute: TextColor red),
> > ('Hello World\' withCRs asText addAttribute: TextColor green),
> > ('Hello World\' withCRs asText addAttribute: TextColor blue).
> > text addAttribute: (TextFontReference toFont:
> > ((TextStyle named: 'BitstreamVeraSans') fontOfSize: 24)).
> > morph := TextMorph new contentsAsIs: text.
> > form := Form extent: morph fullBounds extent depth: 32.
> > Transcript cr; show: (
> >    [1 to: 1000 do:[:i| morph fullDrawOn: form getCanvas]] timeToRun
> > ).
> >
> > On my machine this results in:
> > Before: 8700 msecs
> > After:   750 msecs
> > And the speed difference is actually quite noticeable in interactions.
> >
> > Cheers,
> >    - Andreas
>