QtForum.org »
QtForum.org »- Qt »
Installing Qt »
Dear visitor, welcome to QtForum.org. If this is your first visit here, please read the Help. It explains how this page works. You must be registered before you can use all the page's features. Please use the registration form, to register here or read more information about the registration process. If you are already registered, please login here.
Monday, January 21st 2008, 12:03am
reconfiguring qt
Hi, i was reconfiguring my qt sources with
And I've got this output
My question is, how to enable the mmx, 3dnow, sse, sse2, direct3d support and how to use them?
Quoted
configure -debug-and-release -shared -no-fast -exceptions -no-accessibility -stl -plugin-sql-sqlite -plugin-sql-odbc -platform win32-g++ -qt-zlib -qt-libpng -qt-libmng -qt-libtiff -qt-libjpeg -dsp -vcproj -incredibuild-xge -qmake -process -rtti -openssl -qdbus -arch windows -qt-style-windows -qt-style-windowsxp -qt-style-windowsvista -qt-style-plastique -qt-style-cleanlooks -qt-style-motif -qt-style-cde
And I've got this output
(...) cut
QMAKESPEC...................win32-g++ (commandline)
Architecture................windows
Maketool....................mingw32-make
Debug symbols...............yes
Accessibility support.......no
STL support.................yes
Exception support...........yes
RTTI support................yes
MMX support.................no
3DNOW support...............no
SSE support.................no
SSE2 support................no
OpenGL support..............yes
Direct3D support............no
OpenSSL support.............yes
QDBus support...............yes
Qt3 compatibility...........yes
(...) cut
My question is, how to enable the mmx, 3dnow, sse, sse2, direct3d support and how to use them?
- ebm - noise - industrial -
I always could be wrong.
Lets share knowledge!
I always could be wrong.
Lets share knowledge!
Monday, January 21st 2008, 9:12am
if found this piece of code in C:\Qt\4.3.3\tools\configure\configureapp.cpp
if set QMAKESPEC to win32-msvc2005 all these features will enable.
|
Source code |
1 2 3 4 5 6 |
else if (part == "SSE2")
available = (dictionary.value("QMAKESPEC") != "win32-msvc") && (dictionary.value("QMAKESPEC") != "win32-g++");
else if (part == "3DNOW" )
available = (dictionary.value("QMAKESPEC") != "win32-msvc") && (dictionary.value("QMAKESPEC") != "win32-icc") && findFile("mm3dnow.h") && (dictionary.value("QMAKESPEC") != "win32-g++");
else if (part == "MMX" || part == "SSE")
available = (dictionary.value("QMAKESPEC") != "win32-msvc") && (dictionary.value("QMAKESPEC") != "win32-g++");
|
if set QMAKESPEC to win32-msvc2005 all these features will enable.
So you can code punk?
This post has been edited 1 times, last edit by "CrackedMind" (Jan 21st 2008, 9:13am)