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| author | Anders Bakken <anders.bakken@nokia.com> | 2009-04-04 00:34:09 (GMT) |
|---|---|---|
| committer | Anders Bakken <anders.bakken@nokia.com> | 2009-04-04 00:36:10 (GMT) |
| commit | 11fdefebdd26e5cef4736384f2f3ad0cafc2db1e (patch) | |
| tree | f6136beaf51e1327431c1e29a114012f000135b9 | |
| parent | 3cfa6a8b5338c2490dda498ba4a27a2917675b72 (diff) | |
| download | Qt-11fdefebdd26e5cef4736384f2f3ad0cafc2db1e.zip Qt-11fdefebdd26e5cef4736384f2f3ad0cafc2db1e.tar.gz Qt-11fdefebdd26e5cef4736384f2f3ad0cafc2db1e.tar.bz2 | |
Add some timing capabilities
Add some frames-per-second output for debugging when QT_DIRECTFB_TIMING
is defined.
Reviewed-by: Donald <qt-info@nokia.com>
| -rw-r--r-- | src/plugins/gfxdrivers/directfb/directfb.pro | 1 | ||||
| -rw-r--r-- | src/plugins/gfxdrivers/directfb/qdirectfbsurface.cpp | 18 | ||||
| -rw-r--r-- | src/plugins/gfxdrivers/directfb/qdirectfbsurface.h | 8 |
3 files changed, 26 insertions, 1 deletions
diff --git a/src/plugins/gfxdrivers/directfb/directfb.pro b/src/plugins/gfxdrivers/directfb/directfb.pro index 96eb536..399044e 100644 --- a/src/plugins/gfxdrivers/directfb/directfb.pro +++ b/src/plugins/gfxdrivers/directfb/directfb.pro @@ -12,6 +12,7 @@ QTDIR_build:DESTDIR = $$QT_BUILD_TREE/plugins/gfxdrivers #DEFINES += QT_NO_DIRECTFB_PREALLOCATED #DEFINES += QT_NO_DIRECTFB_MOUSE #DEFINES += QT_NO_DIRECTFB_KEYBOARD +#DEFINES += QT_DIRECTFB_TIMING target.path = $$[QT_INSTALL_PLUGINS]/gfxdrivers INSTALLS += target diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbsurface.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbsurface.cpp index c495805..ef208af 100644 --- a/src/plugins/gfxdrivers/directfb/qdirectfbsurface.cpp +++ b/src/plugins/gfxdrivers/directfb/qdirectfbsurface.cpp @@ -58,6 +58,10 @@ QDirectFBSurface::QDirectFBSurface(QDirectFBScreen* scr) , engine(0) { setSurfaceFlags(Opaque | Buffered); +#ifdef QT_DIRECTFB_TIMING + frames = 0; + timer.start(); +#endif } QDirectFBSurface::QDirectFBSurface(QDirectFBScreen* scr, QWidget *widget) @@ -72,6 +76,10 @@ QDirectFBSurface::QDirectFBSurface(QDirectFBScreen* scr, QWidget *widget) setSurfaceFlags(Opaque | RegionReserved); else setSurfaceFlags(Opaque | Buffered); +#ifdef QT_DIRECTFB_TIMING + frames = 0; + timer.start(); +#endif } QDirectFBSurface::~QDirectFBSurface() @@ -307,7 +315,6 @@ inline bool isWidgetOpaque(const QWidget *w) return false; } - void QDirectFBSurface::flush(QWidget *widget, const QRegion ®ion, const QPoint &offset) { @@ -350,6 +357,15 @@ void QDirectFBSurface::flush(QWidget *widget, const QRegion ®ion, dfbSurface->Flip(dfbSurface, &dfbReg, DSFLIP_ONSYNC); } #endif +#ifdef QT_DIRECTFB_TIMING + enum { Secs = 3 }; + ++frames; + if (timer.elapsed() >= Secs * 1000) { + qDebug("%d fps", int(double(frames) / double(Secs))); + frames = 0; + timer.restart(); + } +#endif } diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbsurface.h b/src/plugins/gfxdrivers/directfb/qdirectfbsurface.h index a9cdb7d..9e2791c 100644 --- a/src/plugins/gfxdrivers/directfb/qdirectfbsurface.h +++ b/src/plugins/gfxdrivers/directfb/qdirectfbsurface.h @@ -50,6 +50,10 @@ #include <private/qwindowsurface_qws_p.h> #include <directfb.h> +#ifdef QT_DIRECTFB_TIMING +#include <qdatetime.h> +#endif + QT_BEGIN_HEADER QT_MODULE(Gui) @@ -95,6 +99,10 @@ private: bool onscreen; QList<QImage*> bufferImages; +#ifdef QT_DIRECTFB_TIMING + int frames; + QTime timer; +#endif }; QT_END_HEADER |