diff options
Diffstat (limited to 'src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp')
| -rw-r--r-- | src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp | 102 |
1 files changed, 43 insertions, 59 deletions
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp index 2b11058..023bb28 100644 --- a/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp +++ b/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp @@ -68,11 +68,10 @@ public: }; enum CompositionModeStatus { - PorterDuff_None = 0x00, - PorterDuff_SupportedBlits = 0x01, - PorterDuff_SupportedPrimitives = 0x02, - PorterDuff_SupportedOpaquePrimitives = 0x04, - PorterDuff_Dirty = 0x10 + PorterDuff_None = 0x0, + PorterDuff_Supported = 0x1, + PorterDuff_PremultiplyColors = 0x2, + PorterDuff_AlwaysBlend = 0x4 }; enum ClipType { @@ -97,7 +96,6 @@ public: inline void unlock(); static inline void unlock(QDirectFBPaintDevice *device); - inline bool testCompositionMode(const QPen *pen, const QBrush *brush, const QColor *color = 0) const; inline bool isSimpleBrush(const QBrush &brush) const; void drawTiledPixmap(const QRectF &dest, const QPixmap &pixmap, const QPointF &pos); @@ -130,6 +128,7 @@ public: ClipType clipType; QDirectFBPaintDevice *dfbDevice; uint compositionModeStatus; + bool isPremultiplied; bool inClip; QRect currentClip; @@ -287,6 +286,7 @@ bool QDirectFBPaintEngine::begin(QPaintDevice *device) qFatal("QDirectFBPaintEngine used on an invalid device: 0x%x", device->devType()); } + d->isPremultiplied = QDirectFBScreen::isPremultiplied(d->dfbDevice->format()); d->prepare(d->dfbDevice); gccaps = AllFeatures; @@ -413,7 +413,7 @@ void QDirectFBPaintEngine::drawRects(const QRect *rects, int rectCount) || !d->simplePen || d->clipType == QDirectFBPaintEnginePrivate::ComplexClip || !d->isSimpleBrush(brush) - || !d->testCompositionMode(&pen, &brush)) { + || !(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_Supported)) { RASTERFALLBACK(DRAW_RECTS, rectCount, VOID_ARG(), VOID_ARG()); d->lock(); QRasterPaintEngine::drawRects(rects, rectCount); @@ -443,7 +443,7 @@ void QDirectFBPaintEngine::drawRects(const QRectF *rects, int rectCount) || !d->simplePen || d->clipType == QDirectFBPaintEnginePrivate::ComplexClip || !d->isSimpleBrush(brush) - || !d->testCompositionMode(&pen, &brush)) { + || !(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_Supported)) { RASTERFALLBACK(DRAW_RECTS, rectCount, VOID_ARG(), VOID_ARG()); d->lock(); QRasterPaintEngine::drawRects(rects, rectCount); @@ -468,7 +468,7 @@ void QDirectFBPaintEngine::drawLines(const QLine *lines, int lineCount) const QPen &pen = state()->pen; if (!d->simplePen || d->clipType == QDirectFBPaintEnginePrivate::ComplexClip - || !d->testCompositionMode(&pen, 0)) { + || !(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_Supported)) { RASTERFALLBACK(DRAW_LINES, lineCount, VOID_ARG(), VOID_ARG()); d->lock(); QRasterPaintEngine::drawLines(lines, lineCount); @@ -488,7 +488,7 @@ void QDirectFBPaintEngine::drawLines(const QLineF *lines, int lineCount) const QPen &pen = state()->pen; if (!d->simplePen || d->clipType == QDirectFBPaintEnginePrivate::ComplexClip - || !d->testCompositionMode(&pen, 0)) { + || !(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_Supported)) { RASTERFALLBACK(DRAW_LINES, lineCount, VOID_ARG(), VOID_ARG()); d->lock(); QRasterPaintEngine::drawLines(lines, lineCount); @@ -526,7 +526,7 @@ void QDirectFBPaintEngine::drawImage(const QRectF &r, const QImage &image, */ #if !defined QT_NO_DIRECTFB_PREALLOCATED || defined QT_DIRECTFB_IMAGECACHE - if (!(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_SupportedBlits) + if (!(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_Supported) || (d->transformationType & QDirectFBPaintEnginePrivate::Matrix_BlitsUnsupported) || (d->clipType == QDirectFBPaintEnginePrivate::ComplexClip) || (!d->supportsStretchBlit() && state()->matrix.mapRect(r).size() != sr.size()) @@ -575,7 +575,7 @@ void QDirectFBPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pixmap, QPixmapData *data = pixmap.pixmapData(); Q_ASSERT(data->classId() == QPixmapData::DirectFBClass); QDirectFBPixmapData *dfbData = static_cast<QDirectFBPixmapData*>(data); - if (!(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_SupportedBlits) + if (!(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_Supported) || (d->transformationType & QDirectFBPaintEnginePrivate::Matrix_BlitsUnsupported) || (d->clipType == QDirectFBPaintEnginePrivate::ComplexClip) || (!d->supportsStretchBlit() && state()->matrix.mapRect(r).size() != sr.size())) { @@ -606,7 +606,7 @@ void QDirectFBPaintEngine::drawTiledPixmap(const QRectF &r, RASTERFALLBACK(DRAW_TILED_PIXMAP, r, pixmap.size(), offset); d->lock(); QRasterPaintEngine::drawTiledPixmap(r, pixmap, offset); - } else if (!(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_SupportedBlits) + } else if (!(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_Supported) || (d->transformationType & QDirectFBPaintEnginePrivate::Matrix_BlitsUnsupported) || (d->clipType == QDirectFBPaintEnginePrivate::ComplexClip) || (!d->supportsStretchBlit() && state()->matrix.isScaling())) { @@ -720,7 +720,7 @@ void QDirectFBPaintEngine::fillRect(const QRectF &rect, const QBrush &brush) switch (brush.style()) { case Qt::SolidPattern: { if (d->transformationType & QDirectFBPaintEnginePrivate::Matrix_RectsUnsupported - || !d->testCompositionMode(0, &brush)) { + || !(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_Supported)) { break; } const QColor color = brush.color(); @@ -732,7 +732,7 @@ void QDirectFBPaintEngine::fillRect(const QRectF &rect, const QBrush &brush) return; } case Qt::TexturePattern: { - if (!(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_SupportedBlits) + if (!(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_Supported) || (d->transformationType & QDirectFBPaintEnginePrivate::Matrix_BlitsUnsupported) || (!d->supportsStretchBlit() && state()->matrix.isScaling())) { break; @@ -760,7 +760,7 @@ void QDirectFBPaintEngine::fillRect(const QRectF &rect, const QColor &color) Q_D(QDirectFBPaintEngine); if ((d->transformationType & QDirectFBPaintEnginePrivate::Matrix_RectsUnsupported) || (d->clipType == QDirectFBPaintEnginePrivate::ComplexClip) - || !d->testCompositionMode(0, 0, &color)) { + || !(d->compositionModeStatus & QDirectFBPaintEnginePrivate::PorterDuff_Supported)) { RASTERFALLBACK(FILL_RECT, rect, color, VOID_ARG()); d->lock(); QRasterPaintEngine::fillRect(rect, color); @@ -804,7 +804,7 @@ QDirectFBPaintEnginePrivate::QDirectFBPaintEnginePrivate(QDirectFBPaintEngine *p : surface(0), antialiased(false), simplePen(false), transformationType(0), opacity(255), clipType(ClipUnset), dfbDevice(0), - compositionModeStatus(0), inClip(false), q(p) + compositionModeStatus(0), isPremultiplied(false), inClip(false), q(p) { fb = QDirectFBScreen::instance()->dfb(); surfaceCache = new SurfaceCache; @@ -820,36 +820,6 @@ bool QDirectFBPaintEnginePrivate::isSimpleBrush(const QBrush &brush) const return (brush.style() == Qt::NoBrush) || (brush.style() == Qt::SolidPattern && !antialiased); } -bool QDirectFBPaintEnginePrivate::testCompositionMode(const QPen *pen, const QBrush *brush, const QColor *color) const -{ - Q_ASSERT(!pen || pen->style() == Qt::NoPen || pen->style() == Qt::SolidLine); - Q_ASSERT(!brush || brush->style() == Qt::NoBrush || brush->style() == Qt::SolidPattern); - switch (compositionModeStatus & (QDirectFBPaintEnginePrivate::PorterDuff_SupportedOpaquePrimitives - |QDirectFBPaintEnginePrivate::PorterDuff_SupportedPrimitives)) { - case QDirectFBPaintEnginePrivate::PorterDuff_SupportedPrimitives: - return true; - case QDirectFBPaintEnginePrivate::PorterDuff_SupportedOpaquePrimitives: - if (pen && pen->style() == Qt::SolidLine && pen->color().alpha() != 255) - return false; - if (brush) { - if (brush->style() == Qt::SolidPattern && brush->color().alpha() != 255) { - return false; - } - } else if (color && color->alpha() != 255) { - return false; - } - return true; - case QDirectFBPaintEnginePrivate::PorterDuff_None: - return false; - default: - // ### PorterDuff_SupportedOpaquePrimitives|PorterDuff_SupportedPrimitives can't be combined - break; - } - Q_ASSERT(0); - return false; -} - - void QDirectFBPaintEnginePrivate::lock() { // We will potentially get a new pointer to the buffer after a @@ -912,21 +882,23 @@ void QDirectFBPaintEnginePrivate::setCompositionMode(QPainter::CompositionMode m static const bool forceRasterFallBack = qgetenv("QT_DIRECTFB_FORCE_RASTER").toInt() > 0; if (forceRasterFallBack) { - compositionModeStatus = 0; + compositionModeStatus = PorterDuff_None; return; } - compositionModeStatus = PorterDuff_SupportedBlits; + compositionModeStatus = PorterDuff_Supported|PorterDuff_PremultiplyColors|PorterDuff_AlwaysBlend; switch (mode) { case QPainter::CompositionMode_Clear: surface->SetPorterDuff(surface, DSPD_CLEAR); break; case QPainter::CompositionMode_Source: surface->SetPorterDuff(surface, DSPD_SRC); - compositionModeStatus |= PorterDuff_SupportedOpaquePrimitives; + compositionModeStatus &= ~PorterDuff_AlwaysBlend; + if (!isPremultiplied) + compositionModeStatus &= ~PorterDuff_PremultiplyColors; break; case QPainter::CompositionMode_SourceOver: - compositionModeStatus |= PorterDuff_SupportedPrimitives; + compositionModeStatus &= ~PorterDuff_AlwaysBlend; surface->SetPorterDuff(surface, DSPD_SRC_OVER); break; case QPainter::CompositionMode_DestinationOver: @@ -934,6 +906,8 @@ void QDirectFBPaintEnginePrivate::setCompositionMode(QPainter::CompositionMode m break; case QPainter::CompositionMode_SourceIn: surface->SetPorterDuff(surface, DSPD_SRC_IN); + if (!isPremultiplied) + compositionModeStatus &= ~PorterDuff_PremultiplyColors; break; case QPainter::CompositionMode_DestinationIn: surface->SetPorterDuff(surface, DSPD_DST_IN); @@ -944,6 +918,11 @@ void QDirectFBPaintEnginePrivate::setCompositionMode(QPainter::CompositionMode m case QPainter::CompositionMode_DestinationOut: surface->SetPorterDuff(surface, DSPD_DST_OUT); break; +#if (Q_DIRECTFB_VERSION >= 0x010200) + case QPainter::CompositionMode_Destination: + surface->SetPorterDuff(surface, DSPD_DST); + break; +#endif #if (Q_DIRECTFB_VERSION >= 0x010000) case QPainter::CompositionMode_SourceAtop: surface->SetPorterDuff(surface, DSPD_SRC_ATOP); @@ -959,7 +938,7 @@ void QDirectFBPaintEnginePrivate::setCompositionMode(QPainter::CompositionMode m break; #endif default: - compositionModeStatus = 0; + compositionModeStatus = PorterDuff_None; break; } } @@ -981,9 +960,6 @@ void QDirectFBPaintEnginePrivate::prepareForBlit(bool alpha) } surface->SetColor(surface, 0xff, 0xff, 0xff, opacity); surface->SetBlittingFlags(surface, blittingFlags); - if (compositionModeStatus & PorterDuff_Dirty) { - setCompositionMode(q->state()->composition_mode); - } } static inline uint ALPHA_MUL(uint x, uint a) @@ -996,12 +972,20 @@ static inline uint ALPHA_MUL(uint x, uint a) void QDirectFBPaintEnginePrivate::setDFBColor(const QColor &color) { Q_ASSERT(surface); + Q_ASSERT(compositionModeStatus & PorterDuff_Supported); const quint8 alpha = (opacity == 255 ? color.alpha() : ALPHA_MUL(color.alpha(), opacity)); - surface->SetColor(surface, color.red(), color.green(), color.blue(), alpha); - surface->SetPorterDuff(surface, DSPD_NONE); - surface->SetDrawingFlags(surface, alpha == 255 ? DSDRAW_NOFX : DSDRAW_BLEND); - compositionModeStatus |= PorterDuff_Dirty; + QColor col; + if (compositionModeStatus & PorterDuff_PremultiplyColors) { + col = QColor(ALPHA_MUL(color.red(), alpha), + ALPHA_MUL(color.green(), alpha), + ALPHA_MUL(color.blue(), alpha), + alpha); + } else { + col = QColor(color.red(), color.green(), color.blue(), alpha); + } + surface->SetColor(surface, col.red(), col.green(), col.blue(), col.alpha()); + surface->SetDrawingFlags(surface, alpha == 255 && !(compositionModeStatus & PorterDuff_AlwaysBlend) ? DSDRAW_NOFX : DSDRAW_BLEND); } IDirectFBSurface *QDirectFBPaintEnginePrivate::getSurface(const QImage &img, bool *release) |