[PD] Pd internal font size inconsistency on Raspbian

[Jonathan Wilkes]

Sorry, I thought that would work.  I'll sit down and wade through all the indirection later to get a working debug printout.
-Jonathan
 


     On Wednesday, October 7, 2015 4:26 PM, katja <katjavetter at gmail.com> wrote:
   

 On Wed, Oct 7, 2015 at 9:40 PM, Jonathan Wilkes <jancsika at yahoo.com> wrote:
> For the official record-- I'm holding my tongue, in the hopes that when
> others look at the code
> in my GUI port they'll practice similar restraint.
>
> Ok, add this:
>
> pdtk_post "for real this time-- the actual font we are sending to tk is:
> [set [get_font_for_size $font_size]]\n"

Pd list is now looking at a line that doesn't work. The error is:

can't read "::pd_font_10": no such variable



> -Jonathan
>
>
>
>
>
>
> On Wednesday, October 7, 2015 3:19 PM, katja <katjavetter at gmail.com> wrote:
>
>
> On Wed, Oct 7, 2015 at 8:37 PM, Jonathan Wilkes <jancsika at yahoo.com> wrote:
>> Silly me, I forgot this is Pd so it has to be way more complex than
>> that...
>>
>> Add this line to pdtk_text_new in pdtk_text.tcl:
>>
>> pdtk_post "the actual font we are sending to tk is: [get_font_for_size
>> $font_size]\n"
>>
>> Now do the test I mentioned before.
>
> The answer is in both cases:
>
> "the actual font we are sending to tk is: ::pd_font_10"
>
>
>
>> -Jonathan
>>
>>
>>
>> On Wednesday, October 7, 2015 2:16 PM, Jonathan Wilkes via Pd-list
>> <pd-list at lists.iem.at> wrote:
>>
>>
>> Hi katja,
>>
>> Could you do a test?  Make a simple patch with a single object in it, and
>> use the same canvas font size you did above.  Then run Pd with -d 3 flag
>> and
>> see what font size is actually being sent from Pd to the GUI on each
>> distro.
>>
>> -Jonathan
>>
>>
>>
>>
>>
>> On Wednesday, October 7, 2015 12:28 PM, katja <katjavetter at gmail.com>
>> wrote:
>>
>>
>> Hello,
>>
>> A particular font size issue can be observed in vanilla Pd and package
>> puredata on Raspbian Wheezy and Jessie: font size 10 is larger for
>> object boxes, message boxes and comments than for IEM guis (bang,
>> toggle, slider, radio button, canvas). Object/message/comment
>> characters are too large in number of pixels. When Edit > Font > Font
>> Size is set to 8, their size is identical to IEM gui font size 10.
>> This inconsistency does not happen for me on Xubuntu. A test patch and
>> two screenshots are attached for illustration.
>>
>> For IEM guis, font size 10 translates to 6 pixels per character on
>> both systems, given the default font type DejaVu Sans Mono. For object
>> boxes, message boxes and comments, font size 10 is 6 pixels on Xubuntu
>> and almost 7 pixels on Raspbian.
>>
>> I don't know if this issue is related to font size effects on Windows
>> as described by Roman in another thread. In any case, consequences are
>> similar: patches created on Xubuntu tend to look messy on Raspbian,
>> sometimes with overlapping texts. With XFCE (Xubuntu's default desktop
>> environment) installed on Raspbian the issue still persists. Custom
>> dpi setting has no effect on Pd. What else might cause the difference
>> in behavior on those systems?
>>
>> Katja
>>
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>
>


  
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