diff options
| -rw-r--r-- | src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp | 69 |
1 files changed, 28 insertions, 41 deletions
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp index c9752e9..57b2418 100644 --- a/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp +++ b/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp @@ -156,22 +156,42 @@ static inline uint ALPHA_MUL(uint x, uint a) class SurfaceCache { public: - SurfaceCache(); - ~SurfaceCache(); + SurfaceCache() : surface(0), buffer(0), bufsize(0) {} + ~SurfaceCache() { clear(); } - inline IDirectFBSurface *getSurface(const uint *buffer, int size); - inline void clear(); + IDirectFBSurface *getSurface(const uint *buf, int size) + { + if (buffer == buf && bufsize == size) + return surface; + + clear(); + + const DFBSurfaceDescription description = QDirectFBScreen::getSurfaceDescription(buf, size); + surface = QDirectFBScreen::instance()->createDFBSurface(description, QDirectFBScreen::TrackSurface); + if (!surface) + qWarning("QDirectFBPaintEngine: SurfaceCache: Unable to create surface"); + + buffer = const_cast<uint*>(buf); + bufsize = size; + + return surface; + } + + void clear() + { + if (surface && QDirectFBScreen::instance()) + QDirectFBScreen::instance()->releaseDFBSurface(surface); + surface = 0; + buffer = 0; + bufsize = 0; + } private: IDirectFBSurface *surface; uint *buffer; int bufsize; }; -SurfaceCache::SurfaceCache() - : surface(0), buffer(0), bufsize(0) -{ -} class CachedImage { @@ -228,39 +248,6 @@ CachedImage::~CachedImage() } static QCache<qint64, CachedImage> imageCache(4*1024*1024); // 4 MB - -IDirectFBSurface* SurfaceCache::getSurface(const uint *buf, int size) -{ - if (buffer == buf && bufsize == size) - return surface; - - clear(); - - const DFBSurfaceDescription description = QDirectFBScreen::getSurfaceDescription(buf, size); - surface = QDirectFBScreen::instance()->createDFBSurface(description, QDirectFBScreen::TrackSurface); - if (!surface) - qWarning("QDirectFBPaintEngine: SurfaceCache: Unable to create surface"); - - buffer = const_cast<uint*>(buf); - bufsize = size; - - return surface; -} - -void SurfaceCache::clear() -{ - if (surface) - QDirectFBScreen::instance()->releaseDFBSurface(surface); - surface = 0; - buffer = 0; - bufsize = 0; -} - -SurfaceCache::~SurfaceCache() -{ - clear(); -} - class QDirectFBPaintEnginePrivate : public QRasterPaintEnginePrivate { public: |