[scribus-dev] [scribus] compiling Scribus 1.4.3 on an ARM CPU (Debian Wheezy)
William Bell
whbell at btinternet.com
Tue Sep 3 19:28:28 UTC 2013
Hi Craig,
I am connected to IRC at the moment as ScribusGuest830.
Regards,
Will
________________________________
From: Craig Bradney <cbradney at scribus.info>
To: Scribus Development Mailing List <scribus-dev at lists.scribus.net>
Cc: Scribus Development Mailing List <scribus-dev at lists.scribus.net>; "scribus-dev at lists.scribus.info" <scribus-dev at lists.scribus.info>
Sent: Tuesday, 3 September 2013, 12:07
Subject: Re: [scribus-dev] [scribus] compiling Scribus 1.4.3 on an ARM CPU (Debian Wheezy)
Yep that would be fine. I'll be online
Thanks
Craig
On 03/09/2013, at 11:28, William Bell <whbell at btinternet.com> wrote:
Hi Craig,
>
>Yes, would sometime between 21:00 and 22:00 CEST (GMT+2hrs) work?
>
>Thanks and best regards,
>
>Will
>
>
>
>
>________________________________
> From: Craig Bradney <cbradney at scribus.info>
>To: Scribus Development Mailing List <scribus-dev at lists.scribus.net>
>Cc: "scribus-dev at lists.scribus.info" <scribus-dev at lists.scribus.info>
>Sent: Tuesday, 3 September 2013, 11:06
>Subject: Re: [scribus-dev] [scribus] compiling Scribus 1.4.3 on an ARM CPU (Debian Wheezy)
>
>
>
>Can you make it into our Scribus IRC channel tonight CET?
>
>
>Thanks
>Craig
>
>
>
>
>
>On 03/09/2013, at 10:23, William Bell <whbell at btinternet.com> wrote:
>
>
>Hi,
>>
>>Can anyone help me on this list?
>>
>>Thanks and best regards,
>>
>>Will
>>
>>
>>
>>
>>________________________________
>> From: William Bell <whbell at btinternet.com>
>>To: Scribus User Mailing List <scribus at lists.scribus.net>; "scribus at lists.scribus.info" <scribus at lists.scribus.info>
>>Sent: Friday, 23 August 2013, 13:31
>>Subject: Re: [scribus] compiling Scribus 1.4.3 on an ARM CPU (Debian Wheezy)
>>
>>
>>Hi,
>>
>>Who are the lead developers of the Scribus Qt4 interface?
>>
>>Thanks and best regards,
>>
>>Will
>>
>>
>>
>>
>>________________________________
>>From: William Bell <whbell at btinternet.com>
>>To: "scribus at lists.scribus.info" <scribus at lists.scribus.info>
>>Sent: Tuesday, 20 August 2013, 17:36
>>Subject: [scribus] compiling Scribus 1.4.3 on an ARM CPU (Debian Wheezy)
>>
>>
>>Hi,
>>
>>I am trying to build Scribus 1.4.3 on an ARM CPU that runs Debian Wheezy (Raspbian). Following the installation of all of the
dependencies, the compilation goes well until
>>
>>[ 66%] Building CXX object
scribus/CMakeFiles/scribus.dir/scpainter.cpp.o
>>/home/pi/Scribus/scribus/scpainter.cpp: In member function ‘void ScPainter::drawVPath(int)’:
>>/home/pi/Scribus/scribus/scpainter.cpp:1119:31:
>>error: no matching function for call to
>>‘QPen::setDashPattern(QVector<double>&)’
>>/home/pi/Scribus/scribus/scpainter.cpp:1119:31: note: candidate is:
>>/usr/include/qt4/QtGui/qpen.h:87:10: note: void QPen::setDashPattern(const QVector<float>&)
>>/usr/include/qt4/QtGui/qpen.h:87:10:
>>note: no known conversion for argument 1 from ‘QVector<double>’
>>to ‘const QVector<float>&’
>>make[2]: *** [scribus/CMakeFiles/scribus.dir/scpainter.cpp.o] Error 1
>>make[1]: *** [scribus/CMakeFiles/scribus.dir/all] Error 2
>>make: *** [all]
>>Error 2
>>
>>It is very clear why this fails. In Qt4 there is
>>
>>/usr/include/qt4/Qt/qglobal.h
>>
>>typedef QT_COORD_TYPE qreal;
>>#elif
defined(QT_NO_FPU) || defined(QT_ARCH_ARM) || defined(QT_ARCH_WINDOWSCE) || defined(QT_ARCH_SYMBIAN)
>>typedef float qreal;
>>#else
>>typedef double qreal;
>>#endif
>>
>>The Qt functions use qreal, rather than double of float. In the Scribus source code there are lots of
>>
>>QList<double> and QVector<double>
>>
>>While I could use sed to switch these to qreal, there are other pieces of code such as
>>
>>Scribus/scribus/util.cpp
>>
>>void getDashArray(int dashtype, double linewidth, QVector<float> &m_array) {
>> QVector<double> tmp;
>> getDashArray(dashtype, linewidth, tmp);
>> m_array.clear();
>> for (int i = 0; i < tmp.count(); ++i) {
>> m_array << static_cast<float>(tmp[i]);
>> }
>>}
>>
>>void getDashArray(int dashtype, double linewidth, QVector<double>
&m_array)
>>{
>> m_array.clear();
>> if ((dashtype == 1) || (dashtype == 0))
>> return;
>> double Dt = qMax(1.0*linewidth, 0.1);
>> double Sp = qMax(2.0*linewidth,
>>0.1);
>> double Da = qMax(4.0*linewidth, 0.1);
>> switch (dashtype)
>> {
>>
>>
>>Why is QVector<double> used instead of QVector<qreal> etc? If I use sed, I will have to remove overloaded functions that include <float>. Is this safe?
>>
>>Thanks and best regards,
>>
>>Will
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