diff options
Diffstat (limited to 'src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp')
| -rw-r--r-- | src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp | 1329 |
1 files changed, 708 insertions, 621 deletions
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp index d9346fd..989a37a 100644 --- a/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp +++ b/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp @@ -43,7 +43,7 @@ #ifndef QT_NO_DIRECTFB -#include "qdirectfbsurface.h" +#include "qdirectfbwindowsurface.h" #include "qdirectfbscreen.h" #include "qdirectfbpixmap.h" #include <directfb.h> @@ -54,6 +54,98 @@ #include <private/qpixmapdata_p.h> #include <private/qpixmap_raster_p.h> +#if defined QT_DIRECTFB_WARN_ON_RASTERFALLBACKS || defined QT_DIRECTFB_DISABLE_RASTERFALLBACKS +#define VOID_ARG() static_cast<bool>(false) +enum PaintOperation { + DRAW_RECTS = 0x0001, + DRAW_LINES = 0x0002, + DRAW_IMAGE = 0x0004, + DRAW_PIXMAP = 0x0008, + DRAW_TILED_PIXMAP = 0x0010, + STROKE_PATH = 0x0020, + DRAW_PATH = 0x0040, + DRAW_POINTS = 0x0080, + DRAW_ELLIPSE = 0x0100, + DRAW_POLYGON = 0x0200, + DRAW_TEXT = 0x0400, + FILL_PATH = 0x0800, + FILL_RECT = 0x1000, + DRAW_COLORSPANS = 0x2000, + ALL = 0xffff +}; +#endif + +#ifdef QT_DIRECTFB_WARN_ON_RASTERFALLBACKS +template <typename T> inline const T *ptr(const T &t) { return &t; } +template <> inline const bool* ptr<bool>(const bool &) { return 0; } +template <typename device, typename T1, typename T2, typename T3> +static void rasterFallbackWarn(const char *msg, const char *func, const device *dev, + int scale, bool matrixRotShear, bool simplePen, + bool dfbHandledClip, bool forceRasterPrimitives, + const char *nameOne, const T1 &one, + const char *nameTwo, const T2 &two, + const char *nameThree, const T3 &three) +{ + QString out; + QDebug dbg(&out); + dbg << msg << (QByteArray(func) + "()") << "painting on"; + if (dev->devType() == QInternal::Widget) { + dbg << static_cast<const QWidget*>(dev); + } else { + dbg << dev << "of type" << dev->devType(); + } + + dbg << "scale" << scale + << "matrixRotShear" << matrixRotShear + << "simplePen" << simplePen + << "dfbHandledClip" << dfbHandledClip + << "forceRasterPrimitives" << forceRasterPrimitives; + + const T1 *t1 = ptr(one); + const T2 *t2 = ptr(two); + const T3 *t3 = ptr(three); + + if (t1) { + dbg << nameOne << *t1; + if (t2) { + dbg << nameTwo << *t2; + if (t3) { + dbg << nameThree << *t3; + } + } + } + qWarning("%s", qPrintable(out)); +} +#endif + +#if defined QT_DIRECTFB_WARN_ON_RASTERFALLBACKS && defined QT_DIRECTFB_DISABLE_RASTERFALLBACKS +#define RASTERFALLBACK(op, one, two, three) \ + if (op & (QT_DIRECTFB_WARN_ON_RASTERFALLBACKS)) \ + rasterFallbackWarn("Disabled raster engine operation", \ + __FUNCTION__, state()->painter->device(), \ + d_func()->scale, d_func()->matrixRotShear, \ + d_func()->simplePen, d_func()->dfbCanHandleClip(), \ + d_func()->forceRasterPrimitives, \ + #one, one, #two, two, #three, three); \ + if (op & (QT_DIRECTFB_DISABLE_RASTERFALLBACKS)) \ + return; +#elif defined QT_DIRECTFB_DISABLE_RASTERFALLBACKS +#define RASTERFALLBACK(op, one, two, three) \ + if (op & (QT_DIRECTFB_DISABLE_RASTERFALLBACKS)) \ + return; +#elif defined QT_DIRECTFB_WARN_ON_RASTERFALLBACKS +#define RASTERFALLBACK(op, one, two, three) \ + if (op & (QT_DIRECTFB_WARN_ON_RASTERFALLBACKS)) \ + rasterFallbackWarn("Falling back to raster engine for", \ + __FUNCTION__, state()->painter->device(), \ + d_func()->scale, d_func()->matrixRotShear, \ + d_func()->simplePen, d_func()->dfbCanHandleClip(), \ + d_func()->forceRasterPrimitives, \ + #one, one, #two, two, #three, three); +#else +#define RASTERFALLBACK(op, one, two, three) +#endif + static inline uint ALPHA_MUL(uint x, uint a) { uint t = x * a; @@ -64,137 +156,68 @@ static inline uint ALPHA_MUL(uint x, uint a) class SurfaceCache { public: - SurfaceCache(); - ~SurfaceCache(); - - inline IDirectFBSurface *getSurface(const uint *buffer, int size); - inline void clear(); - -private: - IDirectFBSurface *surface; - uint *buffer; - int bufsize; -}; + SurfaceCache() : surface(0), buffer(0), bufsize(0) {} + ~SurfaceCache() { clear(); } -SurfaceCache::SurfaceCache() - : surface(0), buffer(0), bufsize(0) -{ -} -class CachedImage -{ -public: - CachedImage(const QImage &image); - ~CachedImage(); + IDirectFBSurface *getSurface(const uint *buf, int size) + { + if (buffer == buf && bufsize == size) + return surface; - IDirectFBSurface *surface() { return s; } + clear(); -private: - IDirectFBSurface *s; -}; + const DFBSurfaceDescription description = QDirectFBScreen::getSurfaceDescription(buf, size); + surface = QDirectFBScreen::instance()->createDFBSurface(description, QDirectFBScreen::TrackSurface); + if (!surface) + qWarning("QDirectFBPaintEngine: SurfaceCache: Unable to create surface"); -CachedImage::CachedImage(const QImage &image) - : s(0) -{ - IDirectFBSurface *tmpSurface = 0; - DFBSurfaceDescription description; - description = QDirectFBScreen::getSurfaceDescription(image); - QDirectFBScreen* screen = QDirectFBScreen::instance(); + buffer = const_cast<uint*>(buf); + bufsize = size; - tmpSurface = screen->createDFBSurface(&description, QDirectFBScreen::TrackSurface); - if (!tmpSurface) { - qWarning("CachedImage CreateSurface failed!"); - return; + return surface; } -#ifndef QT_NO_DIRECTFB_PALETTE - QDirectFBScreen::setSurfaceColorTable(tmpSurface, image); -#endif - - description.flags = DFBSurfaceDescriptionFlags(description.flags & ~DSDESC_PREALLOCATED); - - s = screen->createDFBSurface(&description, QDirectFBScreen::TrackSurface); - if (!s) - qWarning("QDirectFBPaintEngine failed caching image"); - -#ifndef QT_NO_DIRECTFB_PALETTE - QDirectFBScreen::setSurfaceColorTable(s, image); -#endif - - if (s) { - s->SetBlittingFlags(s, DSBLIT_NOFX); - s->Blit(s, tmpSurface, 0, 0, 0); - s->ReleaseSource(s); + void clear() + { + if (surface && QDirectFBScreen::instance()) + QDirectFBScreen::instance()->releaseDFBSurface(surface); + surface = 0; + buffer = 0; + bufsize = 0; } - if (tmpSurface) - screen->releaseDFBSurface(tmpSurface); -} - -CachedImage::~CachedImage() -{ - if (s && QDirectFBScreen::instance()) - QDirectFBScreen::instance()->releaseDFBSurface(s); -} - -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(); - - DFBSurfaceDescription description; - 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; -} +private: + IDirectFBSurface *surface; + uint *buffer; + int bufsize; +}; -void SurfaceCache::clear() -{ - if (surface) - QDirectFBScreen::instance()->releaseDFBSurface(surface); - surface = 0; - buffer = 0; - bufsize = 0; -} -SurfaceCache::~SurfaceCache() +#ifdef QT_DIRECTFB_IMAGECACHE +#include <private/qimage_p.h> +struct CachedImage { - clear(); -} + IDirectFBSurface *surface; + ~CachedImage() + { + if (surface && QDirectFBScreen::instance()) { + QDirectFBScreen::instance()->releaseDFBSurface(surface); + } + } +}; +static QCache<qint64, CachedImage> imageCache(4*1024*1024); // 4 MB +#endif class QDirectFBPaintEnginePrivate : public QRasterPaintEnginePrivate { public: + enum Scale { NoScale, Scaled, NegativeScale }; + QDirectFBPaintEnginePrivate(QDirectFBPaintEngine *p); ~QDirectFBPaintEnginePrivate(); - IDirectFBSurface *surface; - - QPen pen; - QBrush brush; - - bool antialiased; - bool forceRasterPrimitives; - - bool simplePen; - bool simpleBrush; - - bool matrixRotShear; - bool matrixScale; - void setTransform(const QTransform &m); void setPen(const QPen &pen); - void setBrush(const QBrush &brush); void setCompositionMode(QPainter::CompositionMode mode); void setOpacity(quint8 value); void setRenderHints(QPainter::RenderHints hints); @@ -207,35 +230,51 @@ public: inline bool dfbCanHandleClip(const QRect &rect) const; inline bool dfbCanHandleClip(const QRectF &rect) const; inline bool dfbCanHandleClip() const; + inline bool isSimpleBrush(const QBrush &brush) const; - void drawLines(const QLine *lines, int count) const; - void drawLines(const QLineF *lines, int count) const; + void drawLines(const QLine *lines, int count); + void drawLines(const QLineF *lines, int count); - void fillRegion(const QRegion &r) const; - void fillRects(const QRect *rects, int count) const; - void drawRects(const QRect *rects, int count) const; - void fillRects(const QRectF *rects, int count) const; - void drawRects(const QRectF *rects, int count) const; + void fillRegion(const QRegion &r); + void fillRects(const QRect *rects, int count); + void drawRects(const QRect *rects, int count); + void fillRects(const QRectF *rects, int count); + void drawRects(const QRectF *rects, int count); - void drawPixmap(const QRectF &dest, - const QPixmap &pixmap, const QRectF &src); void drawTiledPixmap(const QRectF &dest, const QPixmap &pixmap); - void drawImage(const QRectF &dest, const QImage &image, const QRectF &src); + void blit(const QRectF &dest, IDirectFBSurface *surface, const QRectF &src); inline void updateClip(); - inline void setClipDirty(); void systemStateChanged(); void begin(QPaintDevice *device); void end(); + static IDirectFBSurface *getSurface(const QImage &img, bool *release); + +#ifdef QT_DIRECTFB_IMAGECACHE + static inline int cacheCost(const QImage &img) { return img.width() * img.height() * img.depth() / 8; } +#endif + void prepareForBlit(bool alpha); +private: + IDirectFBSurface *surface; + + QPen pen; + + bool antialiased; + bool forceRasterPrimitives; + + bool simplePen; + + bool matrixRotShear; + Scale scale; + SurfaceCache *surfaceCache; QTransform transform; int lastLockedHeight; -private: + IDirectFB *fb; - DFBSurfaceDescription fbDescription; int fbWidth; int fbHeight; @@ -246,470 +285,14 @@ private: bool dirtyClip; bool dfbHandledClip; + bool ignoreSystemClip; QDirectFBPaintDevice *dfbDevice; + void *lockedMemory; QDirectFBPaintEngine *q; + friend class QDirectFBPaintEngine; }; -QDirectFBPaintEnginePrivate::QDirectFBPaintEnginePrivate(QDirectFBPaintEngine *p) - : surface(0), antialiased(false), forceRasterPrimitives(false), simplePen(false), - simpleBrush(false), matrixRotShear(false), matrixScale(false), lastLockedHeight(-1), - fbWidth(-1), fbHeight(-1), opacity(255), drawFlagsFromCompositionMode(0), - blitFlagsFromCompositionMode(0), porterDuffRule(DSPD_SRC_OVER), dirtyClip(true), - dfbHandledClip(false), dfbDevice(0), q(p) -{ - fb = QDirectFBScreen::instance()->dfb(); - surfaceCache = new SurfaceCache; - static int cacheLimit = qgetenv("QT_DIRECTFB_IMAGECACHE").toInt(); - if (cacheLimit > 0) - imageCache.setMaxCost(cacheLimit * 1024); -} - -QDirectFBPaintEnginePrivate::~QDirectFBPaintEnginePrivate() -{ - delete surfaceCache; -} - -bool QDirectFBPaintEnginePrivate::dfbCanHandleClip(const QRect &rect) const -{ - // TODO: Check to see if DirectFB can handle the clip for the given rect - return dfbHandledClip; -} - -bool QDirectFBPaintEnginePrivate::dfbCanHandleClip(const QRectF &rect) const -{ - // TODO: Check to see if DirectFB can handle the clip for the given rect - return dfbHandledClip; -} - -bool QDirectFBPaintEnginePrivate::dfbCanHandleClip() const -{ - return dfbHandledClip; -} - -void QDirectFBPaintEnginePrivate::setClipDirty() -{ - dirtyClip = true; -} - -void QDirectFBPaintEnginePrivate::lock() -{ - // We will potentially get a new pointer to the buffer after a - // lock so we need to call the base implementation of prepare so - // it updates its rasterBuffer to point to the new buffer address. - lastLockedHeight = dfbDevice->height(); - - Q_ASSERT(dfbDevice); - prepare(dfbDevice); -} - -void QDirectFBPaintEnginePrivate::unlock() -{ - Q_ASSERT(dfbDevice); - dfbDevice->unlockDirectFB(); -} - -void QDirectFBPaintEnginePrivate::setTransform(const QTransform &m) -{ - transform = m; - matrixRotShear = (transform.m12() != 0 || transform.m21() != 0); - matrixScale = (transform.m11() != 1 || transform.m22() != 1); -} - -void QDirectFBPaintEnginePrivate::begin(QPaintDevice *device) -{ - lastLockedHeight = -1; - if (device->devType() == QInternal::CustomRaster) - dfbDevice = static_cast<QDirectFBPaintDevice*>(device); - else if (device->devType() == QInternal::Pixmap) { - QPixmapData *data = static_cast<QPixmap*>(device)->pixmapData(); - Q_ASSERT(data->classId() == QPixmapData::DirectFBClass); - QDirectFBPixmapData* dfbPixmapData = static_cast<QDirectFBPixmapData*>(data); - dfbDevice = static_cast<QDirectFBPaintDevice*>(dfbPixmapData); - } - - if (dfbDevice) - surface = dfbDevice->directFBSurface(); - - if (!surface) { - qFatal("QDirectFBPaintEngine used on an invalid device: 0x%x", - device->devType()); - } - forceRasterPrimitives = dfbDevice->forceRasterPrimitives(); - - surface->GetSize(surface, &fbWidth, &fbHeight); - - setTransform(QTransform()); - antialiased = false; - opacity = 255; - setCompositionMode(q->state()->compositionMode()); - dirtyClip = true; - setPen(q->state()->pen); - setDFBColor(pen.color()); -} - -void QDirectFBPaintEnginePrivate::end() -{ - dfbDevice = 0; - surface->ReleaseSource(surface); - surface->SetClip(surface, NULL); - surface = 0; -} - -void QDirectFBPaintEnginePrivate::setPen(const QPen &p) -{ - pen = p; - simplePen = (pen.style() == Qt::NoPen) || - (pen.style() == Qt::SolidLine - && !antialiased - && (pen.brush().style() == Qt::SolidPattern) - && (pen.widthF() <= 1 && !matrixScale)); -} - -void QDirectFBPaintEnginePrivate::setBrush(const QBrush &b) -{ - brush = b; - simpleBrush = (brush.style() == Qt::NoBrush) || - (brush.style() == Qt::SolidPattern && !antialiased); -} - -void QDirectFBPaintEnginePrivate::setCompositionMode(QPainter::CompositionMode mode) -{ - blitFlagsFromCompositionMode = DSBLIT_NOFX; - drawFlagsFromCompositionMode = DSDRAW_NOFX; - - bool blend = true; - switch (mode) { - case QPainter::CompositionMode_SourceOver: - porterDuffRule = DSPD_SRC_OVER; - break; - case QPainter::CompositionMode_DestinationOver: - porterDuffRule = DSPD_DST_OVER; - break; - case QPainter::CompositionMode_Clear: - porterDuffRule = DSPD_CLEAR; - blend = false; - break; - case QPainter::CompositionMode_Source: - porterDuffRule = DSPD_SRC; - blend = false; - break; - case QPainter::CompositionMode_Destination: - porterDuffRule = DSPD_NONE; // ### need to double check this - blend = false; - return; - case QPainter::CompositionMode_SourceIn: - porterDuffRule = DSPD_SRC_IN; - break; - case QPainter::CompositionMode_DestinationIn: - porterDuffRule = DSPD_DST_IN; - break; - case QPainter::CompositionMode_SourceOut: - porterDuffRule = DSPD_SRC_OUT; - break; - case QPainter::CompositionMode_DestinationOut: - porterDuffRule = DSPD_DST_OUT; - break; - case QPainter::CompositionMode_Xor: - porterDuffRule = DSPD_XOR; - blitFlagsFromCompositionMode |= DSBLIT_XOR; - drawFlagsFromCompositionMode |= DSDRAW_XOR; - break; -// case QPainter::CompositionMode_Plus: // ??? -// porterDuffRule = DSPD_ADD; -// break; - default: - qWarning("QDirectFBPaintEnginePrivate::setCompositionMode(): " - "mode %d not implemented", mode); - return; - } - // intentially not comparing with current porterDuffRule. surface might have changed. - if (blend) { - blitFlagsFromCompositionMode |= DSBLIT_BLEND_ALPHACHANNEL; - drawFlagsFromCompositionMode |= DSDRAW_BLEND; - } - if (opacity != 255) { - setOpacity(opacity); - } -} - -void QDirectFBPaintEnginePrivate::setOpacity(quint8 op) -{ - opacity = op; - if (opacity == 255) { - blitFlagsFromCompositionMode &= ~DSBLIT_BLEND_COLORALPHA; - } else { - blitFlagsFromCompositionMode |= DSBLIT_BLEND_COLORALPHA; - } -} - -void QDirectFBPaintEnginePrivate::setRenderHints(QPainter::RenderHints hints) -{ - const bool old = antialiased; - antialiased = bool(hints & QPainter::Antialiasing); - if (old != antialiased) { - setPen(q->state()->pen); - } -} - -void QDirectFBPaintEnginePrivate::prepareForBlit(bool alpha) -{ - quint32 blittingFlags = blitFlagsFromCompositionMode; - if (alpha) { - surface->SetPorterDuff(surface, - (blittingFlags & DSBLIT_BLEND_COLORALPHA) - ? DSPD_NONE - : porterDuffRule); - } else { - blittingFlags &= ~DSBLIT_BLEND_ALPHACHANNEL; - surface->SetPorterDuff(surface, DSPD_NONE); - } - surface->SetColor(surface, 0xff, 0xff, 0xff, opacity); - surface->SetBlittingFlags(surface, DFBSurfaceBlittingFlags(blittingFlags)); -} - -void QDirectFBPaintEnginePrivate::setDFBColor(const QColor &color) -{ - Q_ASSERT(surface); - const quint8 alpha = (opacity == 255 ? - color.alpha() : ALPHA_MUL(color.alpha(), opacity)); - surface->SetColor(surface, - color.red(), color.green(), color.blue(), alpha); - quint32 drawingFlags = drawFlagsFromCompositionMode; - if (alpha == 255) { - drawingFlags &= ~DSDRAW_BLEND; - } - surface->SetPorterDuff(surface, DSPD_NONE); - // PorterDuff messes up alpha values for primitives - surface->SetDrawingFlags(surface, DFBSurfaceDrawingFlags(drawingFlags)); -} - -void QDirectFBPaintEnginePrivate::drawLines(const QLine *lines, int n) const -{ - for (int i = 0; i < n; ++i) { - const QLine l = transform.map(lines[i]); - surface->DrawLine(surface, l.x1(), l.y1(), l.x2(), l.y2()); - } -} - -void QDirectFBPaintEnginePrivate::drawLines(const QLineF *lines, int n) const -{ - for (int i = 0; i < n; ++i) { - const QLine l = transform.map(lines[i]).toLine(); - surface->DrawLine(surface, l.x1(), l.y1(), l.x2(), l.y2()); - } -} - -void QDirectFBPaintEnginePrivate::fillRegion(const QRegion ®ion) const -{ - const QVector<QRect> rects = region.rects(); - const int n = rects.size(); - fillRects(rects.constData(), n); -} - -void QDirectFBPaintEnginePrivate::fillRects(const QRect *rects, int n) const -{ - for (int i = 0; i < n; ++i) { - const QRect r = transform.mapRect(rects[i]); - surface->FillRectangle(surface, r.x(), r.y(), - r.width(), r.height()); - } -} - -void QDirectFBPaintEnginePrivate::fillRects(const QRectF *rects, int n) const -{ - for (int i = 0; i < n; ++i) { - const QRect r = transform.mapRect(rects[i]).toRect(); - surface->FillRectangle(surface, r.x(), r.y(), - r.width(), r.height()); - } -} - -void QDirectFBPaintEnginePrivate::drawRects(const QRect *rects, int n) const -{ - for (int i = 0; i < n; ++i) { - const QRect r = transform.mapRect(rects[i]); - surface->DrawRectangle(surface, r.x(), r.y(), - r.width() + 1, r.height() + 1); - } -} - -void QDirectFBPaintEnginePrivate::drawRects(const QRectF *rects, int n) const -{ - for (int i = 0; i < n; ++i) { - const QRect r = transform.mapRect(rects[i]).toRect(); - surface->DrawRectangle(surface, r.x(), r.y(), - r.width() + 1, r.height() + 1); - } -} - -void QDirectFBPaintEnginePrivate::drawPixmap(const QRectF &dest, - const QPixmap &pixmap, - const QRectF &src) -{ - prepareForBlit(pixmap.hasAlphaChannel()); - QPixmapData *data = pixmap.pixmapData(); - Q_ASSERT(data->classId() == QPixmapData::DirectFBClass); - QDirectFBPixmapData *dfbData = static_cast<QDirectFBPixmapData*>(data); - IDirectFBSurface *s = dfbData->directFBSurface(); - const QRect sr = src.toRect(); - const QRect dr = transform.mapRect(dest).toRect(); - const DFBRectangle sRect = { sr.x(), sr.y(), sr.width(), sr.height() }; - DFBResult result; - - if (dr.size() == sr.size()) { - result = surface->Blit(surface, s, &sRect, dr.x(), dr.y()); - } else { - const DFBRectangle dRect = { dr.x(), dr.y(), dr.width(), dr.height() }; - result = surface->StretchBlit(surface, s, &sRect, &dRect); - } - if (result != DFB_OK) - DirectFBError("QDirectFBPaintEngine::drawPixmap()", result); -} - -void QDirectFBPaintEnginePrivate::drawTiledPixmap(const QRectF &dest, - const QPixmap &pixmap) -{ - prepareForBlit(pixmap.hasAlphaChannel()); - QPixmapData *data = pixmap.pixmapData(); - Q_ASSERT(data->classId() == QPixmapData::DirectFBClass); - QDirectFBPixmapData *dfbData = static_cast<QDirectFBPixmapData*>(data); - IDirectFBSurface *s = dfbData->directFBSurface(); - const QRect dr = transform.mapRect(dest).toRect(); - DFBResult result = DFB_OK; - - if (!matrixScale && dr == QRect(0, 0, fbWidth, fbHeight)) { - result = surface->TileBlit(surface, s, 0, 0, 0); - } else if (!matrixScale) { - const int dx = pixmap.width(); - const int dy = pixmap.height(); - const DFBRectangle rect = { 0, 0, dx, dy }; - QVarLengthArray<DFBRectangle> rects; - QVarLengthArray<DFBPoint> points; - - for (int y = dr.y(); y <= dr.bottom(); y += dy) { - for (int x = dr.x(); x <= dr.right(); x += dx) { - rects.append(rect); - const DFBPoint point = { x, y }; - points.append(point); - } - } - result = surface->BatchBlit(surface, s, rects.constData(), - points.constData(), points.size()); - } else { - const QRect sr = transform.mapRect(QRect(0, 0, pixmap.width(), pixmap.height())); - const int dx = sr.width(); - const int dy = sr.height(); - const DFBRectangle sRect = { 0, 0, dx, dy }; - - for (int y = dr.y(); y <= dr.bottom(); y += dy) { - for (int x = dr.x(); x <= dr.right(); x += dx) { - const DFBRectangle dRect = { x, y, dx, dy }; - result = surface->StretchBlit(surface, s, &sRect, &dRect); - if (result != DFB_OK) { - y = dr.bottom() + 1; - break; - } - } - } - } - - if (result != DFB_OK) - DirectFBError("QDirectFBPaintEngine::drawTiledPixmap()", result); -} - -void QDirectFBPaintEnginePrivate::drawImage(const QRectF &dest, - const QImage &image, - const QRectF &src) -{ - Q_ASSERT(QDirectFBScreen::getSurfacePixelFormat(image.format()) != DSPF_UNKNOWN); - CachedImage *img = imageCache[image.cacheKey()]; - IDirectFBSurface *imgSurface = 0; - bool doRelease = false; - - if (img) { - imgSurface = img->surface(); - } else { - const int cost = image.width() * image.height() * image.depth() / 8; - if (cost <= imageCache.maxCost()) { - img = new CachedImage(image); - imgSurface = img->surface(); - if (imgSurface) { - imageCache.insert(image.cacheKey(), img, cost); - } else { - delete img; - img = 0; - } - } - - if (!imgSurface) { - DFBSurfaceDescription description; - - description = QDirectFBScreen::getSurfaceDescription(image); - imgSurface = QDirectFBScreen::instance()->createDFBSurface(&description, - QDirectFBScreen::DontTrackSurface); - if (!imgSurface) { - qWarning("QDirectFBPaintEnginePrivate::drawImage"); - return; - } - -#ifndef QT_NO_DIRECTFB_PALETTE - QDirectFBScreen::setSurfaceColorTable(surface, image); -#endif - doRelease = (imgSurface != 0); - } - } - - const QRect sr = src.toRect(); - const QRect dr = transform.mapRect(dest).toRect(); - const DFBRectangle sRect = { sr.x(), sr.y(), sr.width(), sr.height() }; - - prepareForBlit(image.hasAlphaChannel()); - if (dr.size() == sr.size()) { - surface->Blit(surface, imgSurface, &sRect, dr.x(), dr.y()); - } else { - const DFBRectangle dRect = { dr.x(), dr.y(), - dr.width(), dr.height() }; - surface->StretchBlit(surface, imgSurface, &sRect, &dRect); - } - if (doRelease) { - surface->ReleaseSource(surface); - imgSurface->Release(imgSurface); - } -} - -void QDirectFBPaintEnginePrivate::updateClip() -{ - if (!dirtyClip) - return; - - if (!clip() || !clip()->enabled) { - surface->SetClip(surface, NULL); - dfbHandledClip = true; - } - else if (clip()->hasRectClip) { - const DFBRegion r = { - clip()->clipRect.x(), - clip()->clipRect.y(), - clip()->clipRect.x() + clip()->clipRect.width(), - clip()->clipRect.y() + clip()->clipRect.height() - }; - surface->SetClip(surface, &r); - - dfbHandledClip = true; - } - else - dfbHandledClip = false; - - dirtyClip = false; -} - -void QDirectFBPaintEnginePrivate::systemStateChanged() -{ - setClipDirty(); - QRasterPaintEnginePrivate::systemStateChanged(); -} - QDirectFBPaintEngine::QDirectFBPaintEngine(QPaintDevice *device) : QRasterPaintEngine(*(new QDirectFBPaintEnginePrivate(this)), device) { @@ -738,12 +321,10 @@ bool QDirectFBPaintEngine::end() return QRasterPaintEngine::end(); } - - void QDirectFBPaintEngine::clipEnabledChanged() { Q_D(QDirectFBPaintEngine); - d->setClipDirty(); + d->dirtyClip = true; QRasterPaintEngine::clipEnabledChanged(); } @@ -755,14 +336,6 @@ void QDirectFBPaintEngine::penChanged() QRasterPaintEngine::penChanged(); } -void QDirectFBPaintEngine::brushChanged() -{ - Q_D(QDirectFBPaintEngine); - d->setBrush(state()->brush); - - QRasterPaintEngine::brushChanged(); -} - void QDirectFBPaintEngine::opacityChanged() { Q_D(QDirectFBPaintEngine); @@ -787,9 +360,9 @@ void QDirectFBPaintEngine::renderHintsChanged() void QDirectFBPaintEngine::transformChanged() { Q_D(QDirectFBPaintEngine); - const bool old = d->matrixScale; + const QDirectFBPaintEnginePrivate::Scale old = d->scale; d->setTransform(state()->transform()); - if (d->matrixScale != old) { + if (d->scale != old) { d->setPen(state()->pen); } QRasterPaintEngine::transformChanged(); @@ -799,9 +372,8 @@ void QDirectFBPaintEngine::setState(QPainterState *s) { Q_D(QDirectFBPaintEngine); QRasterPaintEngine::setState(s); - d->setClipDirty(); + d->dirtyClip = true; d->setPen(state()->pen); - d->setBrush(state()->brush); d->setOpacity(quint8(state()->opacity * 255)); d->setCompositionMode(state()->compositionMode()); d->setTransform(state()->transform()); @@ -810,7 +382,7 @@ void QDirectFBPaintEngine::setState(QPainterState *s) void QDirectFBPaintEngine::clip(const QVectorPath &path, Qt::ClipOperation op) { Q_D(QDirectFBPaintEngine); - d->setClipDirty(); + d->dirtyClip = true; const QPoint bottom = d->transform.map(QPoint(0, path.controlPointRect().y2)); if (bottom.y() >= d->lastLockedHeight) d->lock(); @@ -820,8 +392,8 @@ void QDirectFBPaintEngine::clip(const QVectorPath &path, Qt::ClipOperation op) void QDirectFBPaintEngine::clip(const QRect &rect, Qt::ClipOperation op) { Q_D(QDirectFBPaintEngine); - d->setClipDirty(); - if (!d->clip()->hasRectClip && d->clip()->enabled) { + d->dirtyClip = true; + if (d->clip() && !d->clip()->hasRectClip && d->clip()->enabled) { const QPoint bottom = d->transform.map(QPoint(0, rect.bottom())); if (bottom.y() >= d->lastLockedHeight) d->lock(); @@ -834,8 +406,11 @@ void QDirectFBPaintEngine::drawRects(const QRect *rects, int rectCount) { Q_D(QDirectFBPaintEngine); d->updateClip(); - if (!d->dfbCanHandleClip() || d->matrixRotShear || !d->simpleBrush - || !d->simplePen || d->forceRasterPrimitives) { + const QBrush &brush = state()->brush; + if (!d->dfbCanHandleClip() || d->matrixRotShear + || !d->simplePen || d->forceRasterPrimitives + || !d->isSimpleBrush(brush)) { + RASTERFALLBACK(DRAW_RECTS, rectCount, VOID_ARG(), VOID_ARG()); d->lock(); QRasterPaintEngine::drawRects(rects, rectCount); return; @@ -843,8 +418,8 @@ void QDirectFBPaintEngine::drawRects(const QRect *rects, int rectCount) d->unlock(); - if (d->brush != Qt::NoBrush) { - d->setDFBColor(d->brush.color()); + if (brush != Qt::NoBrush) { + d->setDFBColor(brush.color()); d->fillRects(rects, rectCount); } if (d->pen != Qt::NoPen) { @@ -857,8 +432,11 @@ void QDirectFBPaintEngine::drawRects(const QRectF *rects, int rectCount) { Q_D(QDirectFBPaintEngine); d->updateClip(); - if (!d->dfbCanHandleClip() || d->matrixRotShear || !d->simpleBrush - || !d->simplePen || d->forceRasterPrimitives) { + const QBrush &brush = state()->brush; + if (!d->dfbCanHandleClip() || d->matrixRotShear + || !d->simplePen || d->forceRasterPrimitives + || !d->isSimpleBrush(brush)) { + RASTERFALLBACK(DRAW_RECTS, rectCount, VOID_ARG(), VOID_ARG()); d->lock(); QRasterPaintEngine::drawRects(rects, rectCount); return; @@ -866,8 +444,8 @@ void QDirectFBPaintEngine::drawRects(const QRectF *rects, int rectCount) d->unlock(); - if (d->brush != Qt::NoBrush) { - d->setDFBColor(d->brush.color()); + if (brush != Qt::NoBrush) { + d->setDFBColor(brush.color()); d->fillRects(rects, rectCount); } if (d->pen != Qt::NoPen) { @@ -881,6 +459,7 @@ void QDirectFBPaintEngine::drawLines(const QLine *lines, int lineCount) Q_D(QDirectFBPaintEngine); d->updateClip(); if (!d->simplePen || !d->dfbCanHandleClip() || d->forceRasterPrimitives) { + RASTERFALLBACK(DRAW_LINES, lineCount, VOID_ARG(), VOID_ARG()); d->lock(); QRasterPaintEngine::drawLines(lines, lineCount); return; @@ -898,6 +477,7 @@ void QDirectFBPaintEngine::drawLines(const QLineF *lines, int lineCount) Q_D(QDirectFBPaintEngine); d->updateClip(); if (!d->simplePen || !d->dfbCanHandleClip() || d->forceRasterPrimitives) { + RASTERFALLBACK(DRAW_LINES, lineCount, VOID_ARG(), VOID_ARG()); d->lock(); QRasterPaintEngine::drawLines(lines, lineCount); return; @@ -915,22 +495,53 @@ void QDirectFBPaintEngine::drawImage(const QRectF &r, const QImage &image, Qt::ImageConversionFlags flags) { Q_D(QDirectFBPaintEngine); - Q_UNUSED(flags); // XXX + Q_UNUSED(flags); + + /* This is hard to read. The way it works is like this: + + - If you do not have support for preallocated surfaces and do not use an + image cache we always fall back to raster engine. + + - If it's rotated/sheared/mirrored (negative scale) or we can't + clip it we fall back to raster engine. + + - If we don't cache the image, but we do have support for + preallocated surfaces we fall back to the raster engine if the + image is in a format DirectFB can't handle. + + - If we do cache the image but don't have support for preallocated + images and the cost of caching the image (bytes used) is higher + than the max image cache size we fall back to raster engine. + */ -#ifndef QT_NO_DIRECTFB_PREALLOCATED d->updateClip(); - if (!d->dfbCanHandleClip(r) || d->matrixRotShear - || QDirectFBScreen::getSurfacePixelFormat(image.format()) == DSPF_UNKNOWN) +#if !defined QT_NO_DIRECTFB_PREALLOCATED || defined QT_DIRECTFB_IMAGECACHE + if (d->matrixRotShear + || d->scale == QDirectFBPaintEnginePrivate::NegativeScale + || !d->dfbCanHandleClip(r) +#ifndef QT_DIRECTFB_IMAGECACHE + || QDirectFBScreen::getSurfacePixelFormat(image.format()) == DSPF_UNKNOWN +#elif defined QT_NO_DIRECTFB_PREALLOCATED + || QDirectFBPaintEnginePrivate::cacheCost(image) > imageCache.maxCost() +#endif + ) #endif { + RASTERFALLBACK(DRAW_IMAGE, r, image.size(), sr); d->lock(); QRasterPaintEngine::drawImage(r, image, sr, flags); return; } - -#ifndef QT_NO_DIRECTFB_PREALLOCATED +#if !defined QT_NO_DIRECTFB_PREALLOCATED || defined QT_DIRECTFB_IMAGECACHE d->unlock(); - d->drawImage(r, image, sr); + bool release; + IDirectFBSurface *imgSurface = d->getSurface(image, &release); + d->prepareForBlit(QDirectFBScreen::hasAlpha(imgSurface)); + d->blit(r, imgSurface, sr); + if (release) { + imgSurface->ReleaseSource(imgSurface); + imgSurface->Release(imgSurface); + } #endif } @@ -946,15 +557,23 @@ void QDirectFBPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pixmap, d->updateClip(); if (pixmap.pixmapData()->classId() != QPixmapData::DirectFBClass) { + RASTERFALLBACK(DRAW_PIXMAP, r, pixmap.size(), sr); d->lock(); QRasterPaintEngine::drawPixmap(r, pixmap, sr); - } else if (!d->dfbCanHandleClip(r) || d->matrixRotShear) { - const QImage *img = static_cast<QDirectFBPixmapData*>(pixmap.pixmapData())->buffer(); + } else if (!d->dfbCanHandleClip(r) || d->matrixRotShear + || d->scale == QDirectFBPaintEnginePrivate::NegativeScale) { + RASTERFALLBACK(DRAW_PIXMAP, r, pixmap.size(), sr); + const QImage *img = static_cast<QDirectFBPixmapData*>(pixmap.pixmapData())->buffer(DSLF_READ); d->lock(); QRasterPaintEngine::drawImage(r, *img, sr); } else { d->unlock(); - d->drawPixmap(r, pixmap, sr); + d->prepareForBlit(pixmap.hasAlphaChannel()); + QPixmapData *data = pixmap.pixmapData(); + Q_ASSERT(data->classId() == QPixmapData::DirectFBClass); + QDirectFBPixmapData *dfbData = static_cast<QDirectFBPixmapData*>(data); + IDirectFBSurface *s = dfbData->directFBSurface(); + d->blit(r, s, sr); } } @@ -970,10 +589,13 @@ void QDirectFBPaintEngine::drawTiledPixmap(const QRectF &r, Q_D(QDirectFBPaintEngine); d->updateClip(); if (pixmap.pixmapData()->classId() != QPixmapData::DirectFBClass) { + RASTERFALLBACK(DRAW_TILED_PIXMAP, r, pixmap.size(), sp); d->lock(); QRasterPaintEngine::drawTiledPixmap(r, pixmap, sp); - } else if (!d->dfbCanHandleClip(r) || d->matrixRotShear || !sp.isNull()) { - const QImage *img = static_cast<QDirectFBPixmapData*>(pixmap.pixmapData())->buffer(); + } else if (!d->dfbCanHandleClip(r) || d->matrixRotShear || !sp.isNull() + || d->scale == QDirectFBPaintEnginePrivate::NegativeScale) { + RASTERFALLBACK(DRAW_TILED_PIXMAP, r, pixmap.size(), sp); + const QImage *img = static_cast<QDirectFBPixmapData*>(pixmap.pixmapData())->buffer(DSLF_READ); d->lock(); QRasterPixmapData *data = new QRasterPixmapData(QPixmapData::PixmapType); data->fromImage(*img, Qt::AutoColor); @@ -988,6 +610,7 @@ void QDirectFBPaintEngine::drawTiledPixmap(const QRectF &r, void QDirectFBPaintEngine::stroke(const QVectorPath &path, const QPen &pen) { + RASTERFALLBACK(STROKE_PATH, path, VOID_ARG(), VOID_ARG()); Q_D(QDirectFBPaintEngine); d->lock(); QRasterPaintEngine::stroke(path, pen); @@ -995,6 +618,7 @@ void QDirectFBPaintEngine::stroke(const QVectorPath &path, const QPen &pen) void QDirectFBPaintEngine::drawPath(const QPainterPath &path) { + RASTERFALLBACK(DRAW_PATH, path, VOID_ARG(), VOID_ARG()); Q_D(QDirectFBPaintEngine); d->lock(); QRasterPaintEngine::drawPath(path); @@ -1002,6 +626,7 @@ void QDirectFBPaintEngine::drawPath(const QPainterPath &path) void QDirectFBPaintEngine::drawPoints(const QPointF *points, int pointCount) { + RASTERFALLBACK(DRAW_POINTS, pointCount, VOID_ARG(), VOID_ARG()); Q_D(QDirectFBPaintEngine); d->lock(); QRasterPaintEngine::drawPoints(points, pointCount); @@ -1009,6 +634,7 @@ void QDirectFBPaintEngine::drawPoints(const QPointF *points, int pointCount) void QDirectFBPaintEngine::drawPoints(const QPoint *points, int pointCount) { + RASTERFALLBACK(DRAW_POINTS, pointCount, VOID_ARG(), VOID_ARG()); Q_D(QDirectFBPaintEngine); d->lock(); QRasterPaintEngine::drawPoints(points, pointCount); @@ -1016,6 +642,7 @@ void QDirectFBPaintEngine::drawPoints(const QPoint *points, int pointCount) void QDirectFBPaintEngine::drawEllipse(const QRectF &rect) { + RASTERFALLBACK(DRAW_ELLIPSE, rect, VOID_ARG(), VOID_ARG()); Q_D(QDirectFBPaintEngine); d->lock(); QRasterPaintEngine::drawEllipse(rect); @@ -1024,6 +651,7 @@ void QDirectFBPaintEngine::drawEllipse(const QRectF &rect) void QDirectFBPaintEngine::drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode) { + RASTERFALLBACK(DRAW_POLYGON, pointCount, mode, VOID_ARG()); Q_D(QDirectFBPaintEngine); d->lock(); QRasterPaintEngine::drawPolygon(points, pointCount, mode); @@ -1032,6 +660,7 @@ void QDirectFBPaintEngine::drawPolygon(const QPointF *points, int pointCount, void QDirectFBPaintEngine::drawPolygon(const QPoint *points, int pointCount, PolygonDrawMode mode) { + RASTERFALLBACK(DRAW_POLYGON, pointCount, mode, VOID_ARG()); Q_D(QDirectFBPaintEngine); d->lock(); QRasterPaintEngine::drawPolygon(points, pointCount, mode); @@ -1040,6 +669,7 @@ void QDirectFBPaintEngine::drawPolygon(const QPoint *points, int pointCount, void QDirectFBPaintEngine::drawTextItem(const QPointF &p, const QTextItem &textItem) { + RASTERFALLBACK(DRAW_TEXT, p, textItem.text(), VOID_ARG()); Q_D(QDirectFBPaintEngine); d->lock(); QRasterPaintEngine::drawTextItem(p, textItem); @@ -1047,6 +677,7 @@ void QDirectFBPaintEngine::drawTextItem(const QPointF &p, void QDirectFBPaintEngine::fill(const QVectorPath &path, const QBrush &brush) { + RASTERFALLBACK(FILL_PATH, path, brush, VOID_ARG()); Q_D(QDirectFBPaintEngine); d->lock(); QRasterPaintEngine::fill(path, brush); @@ -1080,6 +711,7 @@ void QDirectFBPaintEngine::fillRect(const QRectF &rect, const QBrush &brush) break; } } + RASTERFALLBACK(FILL_RECT, rect, brush, VOID_ARG()); d->lock(); QRasterPaintEngine::fillRect(rect, brush); } @@ -1089,6 +721,7 @@ void QDirectFBPaintEngine::fillRect(const QRectF &rect, const QColor &color) Q_D(QDirectFBPaintEngine); d->updateClip(); if (!d->dfbCanHandleClip() || d->matrixRotShear || d->forceRasterPrimitives) { + RASTERFALLBACK(FILL_RECT, rect, color, VOID_ARG()); d->lock(); QRasterPaintEngine::fillRect(rect, color); } else { @@ -1105,6 +738,7 @@ void QDirectFBPaintEngine::drawColorSpans(const QSpan *spans, int count, { Q_D(QDirectFBPaintEngine); if (d->forceRasterPrimitives) { + RASTERFALLBACK(DRAW_COLORSPANS, count, color, VOID_ARG()); d->lock(); QRasterPaintEngine::drawColorSpans(spans, count, color); } else { @@ -1149,4 +783,457 @@ void QDirectFBPaintEngine::drawBufferSpan(const uint *buffer, int bufsize, d->surface->Blit(d->surface, src, &rect, x, y); } +#ifdef QT_DIRECTFB_IMAGECACHE +static void cachedImageCleanupHook(qint64 key) +{ + delete imageCache.take(key); +} +void QDirectFBPaintEngine::initImageCache(int size) +{ + Q_ASSERT(size >= 0); + imageCache.setMaxCost(size); + typedef void (*_qt_image_cleanup_hook_64)(qint64); + extern Q_GUI_EXPORT _qt_image_cleanup_hook_64 qt_image_cleanup_hook_64; + qt_image_cleanup_hook_64 = ::cachedImageCleanupHook; +} + +#endif // QT_DIRECTFB_IMAGECACHE + +// ---- QDirectFBPaintEnginePrivate ---- + + +QDirectFBPaintEnginePrivate::QDirectFBPaintEnginePrivate(QDirectFBPaintEngine *p) + : surface(0), antialiased(false), forceRasterPrimitives(false), simplePen(false), + matrixRotShear(false), scale(NoScale), lastLockedHeight(-1), + fbWidth(-1), fbHeight(-1), opacity(255), drawFlagsFromCompositionMode(0), + blitFlagsFromCompositionMode(0), porterDuffRule(DSPD_SRC_OVER), dirtyClip(true), + dfbHandledClip(false), dfbDevice(0), lockedMemory(0), q(p) +{ + fb = QDirectFBScreen::instance()->dfb(); + ignoreSystemClip = QDirectFBScreen::instance()->directFBFlags() & QDirectFBScreen::IgnoreSystemClip; + surfaceCache = new SurfaceCache; +} + +QDirectFBPaintEnginePrivate::~QDirectFBPaintEnginePrivate() +{ + delete surfaceCache; +} + +bool QDirectFBPaintEnginePrivate::dfbCanHandleClip(const QRect &rect) const +{ + // TODO: Check to see if DirectFB can handle the clip for the given rect + return dfbHandledClip; +} + +bool QDirectFBPaintEnginePrivate::dfbCanHandleClip(const QRectF &rect) const +{ + // TODO: Check to see if DirectFB can handle the clip for the given rect + return dfbHandledClip; +} + +bool QDirectFBPaintEnginePrivate::dfbCanHandleClip() const +{ + return dfbHandledClip; +} + +bool QDirectFBPaintEnginePrivate::isSimpleBrush(const QBrush &brush) const +{ + return (brush.style() == Qt::NoBrush) || (brush.style() == Qt::SolidPattern && !antialiased); +} + +void QDirectFBPaintEnginePrivate::lock() +{ + // We will potentially get a new pointer to the buffer after a + // lock so we need to call the base implementation of prepare so + // it updates its rasterBuffer to point to the new buffer address. + Q_ASSERT(dfbDevice); + if (dfbDevice->lockFlags() != (DSLF_WRITE|DSLF_READ) + || dfbDevice->height() != lastLockedHeight + || dfbDevice->memory() != lockedMemory) { + prepare(dfbDevice); + lastLockedHeight = dfbDevice->height(); + lockedMemory = dfbDevice->memory(); + } +} + +void QDirectFBPaintEnginePrivate::unlock() +{ + Q_ASSERT(dfbDevice); + dfbDevice->unlockDirectFB(); + lockedMemory = 0; +} + +void QDirectFBPaintEnginePrivate::setTransform(const QTransform &m) +{ + transform = m; + matrixRotShear = (transform.m12() != 0 || transform.m21() != 0); + if (qMin(transform.m11(), transform.m22()) < 0) { + scale = NegativeScale; + } else if (transform.m11() != 1 || transform.m22() != 1) { + scale = Scaled; + } else { + scale = NoScale; + } +} + +void QDirectFBPaintEnginePrivate::begin(QPaintDevice *device) +{ + lastLockedHeight = -1; + if (device->devType() == QInternal::CustomRaster) + dfbDevice = static_cast<QDirectFBPaintDevice*>(device); + else if (device->devType() == QInternal::Pixmap) { + QPixmapData *data = static_cast<QPixmap*>(device)->pixmapData(); + Q_ASSERT(data->classId() == QPixmapData::DirectFBClass); + QDirectFBPixmapData* dfbPixmapData = static_cast<QDirectFBPixmapData*>(data); + dfbDevice = static_cast<QDirectFBPaintDevice*>(dfbPixmapData); + } + + if (dfbDevice) + surface = dfbDevice->directFBSurface(); + + if (!surface) { + qFatal("QDirectFBPaintEngine used on an invalid device: 0x%x", + device->devType()); + } + lockedMemory = 0; + forceRasterPrimitives = dfbDevice->forceRasterPrimitives(); + + surface->GetSize(surface, &fbWidth, &fbHeight); + + setTransform(QTransform()); + antialiased = false; + opacity = 255; + setCompositionMode(q->state()->compositionMode()); + dirtyClip = true; + setPen(q->state()->pen); + setDFBColor(pen.color()); +} + +void QDirectFBPaintEnginePrivate::end() +{ + lockedMemory = 0; + dfbDevice = 0; + surface->ReleaseSource(surface); + surface->SetClip(surface, NULL); + surface = 0; +} + +void QDirectFBPaintEnginePrivate::setPen(const QPen &p) +{ + pen = p; + simplePen = (pen.style() == Qt::NoPen) || + (pen.style() == Qt::SolidLine + && !antialiased + && (pen.brush().style() == Qt::SolidPattern) + && (pen.widthF() <= 1 && scale != NoScale)); +} + +void QDirectFBPaintEnginePrivate::setCompositionMode(QPainter::CompositionMode mode) +{ + blitFlagsFromCompositionMode = DSBLIT_NOFX; + drawFlagsFromCompositionMode = DSDRAW_NOFX; + + bool blend = true; + switch (mode) { + case QPainter::CompositionMode_SourceOver: + porterDuffRule = DSPD_SRC_OVER; + break; + case QPainter::CompositionMode_DestinationOver: + porterDuffRule = DSPD_DST_OVER; + break; + case QPainter::CompositionMode_Clear: + porterDuffRule = DSPD_CLEAR; + blend = false; + break; + case QPainter::CompositionMode_Source: + porterDuffRule = DSPD_SRC; + blend = false; + break; + case QPainter::CompositionMode_Destination: + porterDuffRule = DSPD_NONE; // ### need to double check this + blend = false; + return; + case QPainter::CompositionMode_SourceIn: + porterDuffRule = DSPD_SRC_IN; + break; + case QPainter::CompositionMode_DestinationIn: + porterDuffRule = DSPD_DST_IN; + break; + case QPainter::CompositionMode_SourceOut: + porterDuffRule = DSPD_SRC_OUT; + break; + case QPainter::CompositionMode_DestinationOut: + porterDuffRule = DSPD_DST_OUT; + break; + case QPainter::CompositionMode_Xor: + porterDuffRule = DSPD_XOR; + blitFlagsFromCompositionMode |= DSBLIT_XOR; + drawFlagsFromCompositionMode |= DSDRAW_XOR; + break; +// case QPainter::CompositionMode_Plus: // ??? +// porterDuffRule = DSPD_ADD; +// break; + default: + qWarning("QDirectFBPaintEnginePrivate::setCompositionMode(): " + "mode %d not implemented", mode); + return; + } + // intentially not comparing with current porterDuffRule. surface might have changed. + if (blend) { + blitFlagsFromCompositionMode |= DSBLIT_BLEND_ALPHACHANNEL; + drawFlagsFromCompositionMode |= DSDRAW_BLEND; + } + if (opacity != 255) { + setOpacity(opacity); + } +} + +void QDirectFBPaintEnginePrivate::setOpacity(quint8 op) +{ + opacity = op; + if (opacity == 255) { + blitFlagsFromCompositionMode &= ~DSBLIT_BLEND_COLORALPHA; + } else { + blitFlagsFromCompositionMode |= DSBLIT_BLEND_COLORALPHA; + } +} + +void QDirectFBPaintEnginePrivate::setRenderHints(QPainter::RenderHints hints) +{ + const bool old = antialiased; + antialiased = bool(hints & QPainter::Antialiasing); + if (old != antialiased) { + setPen(q->state()->pen); + } +} + +void QDirectFBPaintEnginePrivate::prepareForBlit(bool alpha) +{ + quint32 blittingFlags = blitFlagsFromCompositionMode; + if (alpha) { + surface->SetPorterDuff(surface, + (blittingFlags & DSBLIT_BLEND_COLORALPHA) + ? DSPD_NONE + : porterDuffRule); + } else { + blittingFlags &= ~DSBLIT_BLEND_ALPHACHANNEL; + surface->SetPorterDuff(surface, DSPD_NONE); + } + surface->SetColor(surface, 0xff, 0xff, 0xff, opacity); + surface->SetBlittingFlags(surface, DFBSurfaceBlittingFlags(blittingFlags)); +} + +void QDirectFBPaintEnginePrivate::setDFBColor(const QColor &color) +{ + Q_ASSERT(surface); + const quint8 alpha = (opacity == 255 ? + color.alpha() : ALPHA_MUL(color.alpha(), opacity)); + surface->SetColor(surface, + color.red(), color.green(), color.blue(), alpha); + quint32 drawingFlags = drawFlagsFromCompositionMode; + if (alpha == 255) { + drawingFlags &= ~DSDRAW_BLEND; + } + surface->SetPorterDuff(surface, DSPD_NONE); + // PorterDuff messes up alpha values for primitives + surface->SetDrawingFlags(surface, DFBSurfaceDrawingFlags(drawingFlags)); +} + +void QDirectFBPaintEnginePrivate::drawLines(const QLine *lines, int n) +{ + for (int i = 0; i < n; ++i) { + const QLine l = transform.map(lines[i]); + surface->DrawLine(surface, l.x1(), l.y1(), l.x2(), l.y2()); + } +} + +void QDirectFBPaintEnginePrivate::drawLines(const QLineF *lines, int n) +{ + for (int i = 0; i < n; ++i) { + const QLine l = transform.map(lines[i]).toLine(); + surface->DrawLine(surface, l.x1(), l.y1(), l.x2(), l.y2()); + } +} + +void QDirectFBPaintEnginePrivate::fillRegion(const QRegion ®ion) +{ + Q_ASSERT(isSimpleBrush(q->state()->brush)); + setDFBColor(q->state()->brush.color()); + const QVector<QRect> rects = region.rects(); + const int n = rects.size(); + fillRects(rects.constData(), n); +} + +void QDirectFBPaintEnginePrivate::fillRects(const QRect *rects, int n) +{ + for (int i = 0; i < n; ++i) { + const QRect r = transform.mapRect(rects[i]); + surface->FillRectangle(surface, r.x(), r.y(), + r.width(), r.height()); + } +} + +void QDirectFBPaintEnginePrivate::fillRects(const QRectF *rects, int n) +{ + for (int i = 0; i < n; ++i) { + const QRect r = transform.mapRect(rects[i]).toRect(); + surface->FillRectangle(surface, r.x(), r.y(), + r.width(), r.height()); + } +} + +void QDirectFBPaintEnginePrivate::drawRects(const QRect *rects, int n) +{ + for (int i = 0; i < n; ++i) { + const QRect r = transform.mapRect(rects[i]); + surface->DrawRectangle(surface, r.x(), r.y(), + r.width() + 1, r.height() + 1); + } +} + +void QDirectFBPaintEnginePrivate::drawRects(const QRectF *rects, int n) +{ + for (int i = 0; i < n; ++i) { + const QRect r = transform.mapRect(rects[i]).toRect(); + surface->DrawRectangle(surface, r.x(), r.y(), + r.width() + 1, r.height() + 1); + } +} + +IDirectFBSurface *QDirectFBPaintEnginePrivate::getSurface(const QImage &img, bool *release) +{ +#ifndef QT_DIRECTFB_IMAGECACHE + *release = true; + return QDirectFBScreen::instance()->createDFBSurface(img, QDirectFBScreen::DontTrackSurface); +#else + const qint64 key = img.cacheKey(); + *release = false; + if (imageCache.contains(key)) { + return imageCache[key]->surface; + } + + const int cost = cacheCost(img); + const bool cache = cost <= imageCache.maxCost(); + QDirectFBScreen *screen = QDirectFBScreen::instance(); + const QImage::Format format = (img.format() == screen->alphaPixmapFormat() || QDirectFBPixmapData::hasAlphaChannel(img) + ? screen->alphaPixmapFormat() : screen->pixelFormat()); + + IDirectFBSurface *surface = screen->copyToDFBSurface(img, format, + cache + ? QDirectFBScreen::TrackSurface + : QDirectFBScreen::DontTrackSurface); + if (cache) { + CachedImage *cachedImage = new CachedImage; + const_cast<QImage&>(img).data_ptr()->is_cached = true; + cachedImage->surface = surface; + imageCache.insert(key, cachedImage, cost); + } else { + *release = true; + } + return surface; +#endif +} + + +void QDirectFBPaintEnginePrivate::blit(const QRectF &dest, IDirectFBSurface *s, const QRectF &src) +{ + const QRect sr = src.toRect(); + const QRect dr = transform.mapRect(dest).toRect(); + const DFBRectangle sRect = { sr.x(), sr.y(), sr.width(), sr.height() }; + DFBResult result; + + if (dr.size() == sr.size()) { + result = surface->Blit(surface, s, &sRect, dr.x(), dr.y()); + } else { + const DFBRectangle dRect = { dr.x(), dr.y(), dr.width(), dr.height() }; + result = surface->StretchBlit(surface, s, &sRect, &dRect); + } + if (result != DFB_OK) + DirectFBError("QDirectFBPaintEngine::drawPixmap()", result); +} + +void QDirectFBPaintEnginePrivate::drawTiledPixmap(const QRectF &dest, + const QPixmap &pixmap) +{ + prepareForBlit(pixmap.hasAlphaChannel()); + QPixmapData *data = pixmap.pixmapData(); + Q_ASSERT(data->classId() == QPixmapData::DirectFBClass); + QDirectFBPixmapData *dfbData = static_cast<QDirectFBPixmapData*>(data); + IDirectFBSurface *s = dfbData->directFBSurface(); + const QRect dr = transform.mapRect(dest).toRect(); + DFBResult result = DFB_OK; + + if (scale == NoScale && dr == QRect(0, 0, fbWidth, fbHeight)) { + result = surface->TileBlit(surface, s, 0, 0, 0); + } else if (scale == NoScale) { + const int dx = pixmap.width(); + const int dy = pixmap.height(); + const DFBRectangle rect = { 0, 0, dx, dy }; + QVarLengthArray<DFBRectangle> rects; + QVarLengthArray<DFBPoint> points; + + for (int y = dr.y(); y <= dr.bottom(); y += dy) { + for (int x = dr.x(); x <= dr.right(); x += dx) { + rects.append(rect); + const DFBPoint point = { x, y }; + points.append(point); + } + } + result = surface->BatchBlit(surface, s, rects.constData(), + points.constData(), points.size()); + } else { + const QRect sr = transform.mapRect(QRect(0, 0, pixmap.width(), pixmap.height())); + const int dx = sr.width(); + const int dy = sr.height(); + const DFBRectangle sRect = { 0, 0, dx, dy }; + + for (int y = dr.y(); y <= dr.bottom(); y += dy) { + for (int x = dr.x(); x <= dr.right(); x += dx) { + const DFBRectangle dRect = { x, y, dx, dy }; + result = surface->StretchBlit(surface, s, &sRect, &dRect); + if (result != DFB_OK) { + y = dr.bottom() + 1; + break; + } + } + } + } + + if (result != DFB_OK) + DirectFBError("QDirectFBPaintEngine::drawTiledPixmap()", result); +} + +void QDirectFBPaintEnginePrivate::updateClip() +{ + if (!dirtyClip) + return; + + const QClipData *clipData = clip(); + if (!clipData || !clipData->enabled) { + surface->SetClip(surface, NULL); + dfbHandledClip = true; + } else if (clipData->hasRectClip) { + const DFBRegion r = { + clipData->clipRect.x(), + clipData->clipRect.y(), + clipData->clipRect.x() + clipData->clipRect.width(), + clipData->clipRect.y() + clipData->clipRect.height() + }; + surface->SetClip(surface, &r); + dfbHandledClip = true; + } else if (clipData->hasRegionClip && ignoreSystemClip && clipData->clipRegion == systemClip) { + dfbHandledClip = true; + } else { + dfbHandledClip = false; + } + + dirtyClip = false; +} + +void QDirectFBPaintEnginePrivate::systemStateChanged() +{ + dirtyClip = true; + QRasterPaintEnginePrivate::systemStateChanged(); +} + #endif // QT_NO_DIRECTFB |