Problems with double, qreal and float porting an application - Help please!

Problems with double, qreal and float porting an application - Help please!

[Sid Boyce]

System is an ODROID-X.
root@odroid:/1/cuSDR32# uname -a
Linux odroid 3.8.13.14 #1 SMP PREEMPT Sat Dec 21 22:14:31 UTC 2013 
armv7l armv7l armv7l GNU/Linux

root@odroid:/1/cuSDR32# cat /etc/os-release
NAME="Ubuntu"
VERSION="13.10, Saucy Salamander"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 13.10"
VERSION_ID="13.10"
HOME_URL="http://www.ubuntu.com/"
SUPPORT_URL="http://help.ubuntu.com/"
BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"

The failures and the offending lines below.
-------------------------------------------------------
g++ -c -pipe -g -Wall -W -D_REENTRANT -DQT_MULTIMEDIA_LIB 
-DQT_OPENGL_LIB -DQT_GUI_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -DQT_SHARED 
-I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore 
-I/usr/include/qt4/QtNetwork -I/usr/include/qt4/QtGui 
-I/usr/include/qt4/QtOpenGL -I/usr/include/qt4/QtMultimedia 
-I/usr/include/qt4 -I/usr/include/QtMultimediaKit 
-I/usr/include/QtMobility -I. -Isrc -Isrc/AudioEngine -Isrc/CL 
-Isrc/DataEngine -Isrc/GL -Isrc/QtDSP -Isrc/Util -I/usr/X11R6/include 
-Ibld/moc -o bld/o/qtdsp_wpagc.o src/QtDSP/qtdsp_wpagc.cpp
src/QtDSP/qtdsp_wpagc.cpp: In member function ‘void 
QWPAGC::ProcessAGC(CPX&, CPX&, int)’:
src/QtDSP/qtdsp_wpagc.cpp:290:88: error: no matching function for call 
to ‘qMin(double, float)’
mult = (m_out_target - m_slope_constant * qMin(0.0, log10 
(m_inv_max_input * m_volts))) / m_volts;
^
src/QtDSP/qtdsp_wpagc.cpp:290:88: note: candidate is:
In file included from /usr/include/qt4/QtCore/qiterator.h:45:0,
from /usr/include/qt4/QtCore/qvector.h:45,
from /usr/include/qt4/QtCore/QVector:1,
from src/QtDSP/qtdsp_qComplex.h:34,
from src/QtDSP/qtdsp_wpagc.h:36,
from src/QtDSP/qtdsp_wpagc.cpp:34:
/usr/include/qt4/QtCore/qglobal.h:1213:34: note: template<class T> const 
T& qMin(const T&, const T&)
Q_DECL_CONSTEXPR inline const T &qMin(const T &a, const T &b) { return 
(a < b) ? a : b; }
^
/usr/include/qt4/QtCore/qglobal.h:1213:34: note: template argument 
deduction/substitution failed:
src/QtDSP/qtdsp_wpagc.cpp:290:88: note: deduced conflicting types for 
parameter ‘const T’ (‘double’ and ‘float’)
mult = (m_out_target - m_slope_constant * qMin(0.0, log10 
(m_inv_max_input * m_volts))) / m_volts;
^
src/QtDSP/qtdsp_wpagc.cpp: In member function ‘void 
QWPAGC::setHangLevelDb(qreal)’:
src/QtDSP/qtdsp_wpagc.cpp:588:78: error: no matching function for call 
to ‘qMax(double, qreal)’
qreal tmp = qMax(1.0e-8, (convert - m_minVolts) / (m_maxInput - 
m_minVolts));
^
src/QtDSP/qtdsp_wpagc.cpp:588:78: note: candidate is:
In file included from /usr/include/qt4/QtCore/qiterator.h:45:0,
from /usr/include/qt4/QtCore/qvector.h:45,
from /usr/include/qt4/QtCore/QVector:1,
from src/QtDSP/qtdsp_qComplex.h:34,
from src/QtDSP/qtdsp_wpagc.h:36,
from src/QtDSP/qtdsp_wpagc.cpp:34:
/usr/include/qt4/QtCore/qglobal.h:1215:34: note: template<class T> const 
T& qMax(const T&, const T&)
Q_DECL_CONSTEXPR inline const T &qMax(const T &a, const T &b) { return 
(a < b) ? b : a; }
^
/usr/include/qt4/QtCore/qglobal.h:1215:34: note: template argument 
deduction/substitution failed:
src/QtDSP/qtdsp_wpagc.cpp:588:78: note: deduced conflicting types for 
parameter ‘const T’ (‘double’ and ‘qreal {aka float}’)
qreal tmp = qMax(1.0e-8, (convert - m_minVolts) / (m_maxInput - 
m_minVolts));
^
make: *** [bld/o/qtdsp_wpagc.o] Error 1
root@odroid:/1/cuSDR32#
svn co http://svn.tapr.org/repos_sdr_hpsdr/trunk/DL3HVH/cuSDR32/ for the 
source.
Regards
Sid.

-- 
Sid Boyce ... Hamradio License G3VBV, Licensed Private Pilot
Emeritus IBM/Amdahl Mainframes and Sun/Fujitsu Servers Tech Support
Senior Staff Specialist, Cricket Coach
Microsoft Windows Free Zone - Linux used for all Computing Tasks

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