/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** Contact: Qt Software Information (qt-info@nokia.com) ** ** This file is part of the plugins of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the either Technology Preview License Agreement or the ** Beta Release License Agreement. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain ** additional rights. These rights are described in the Nokia Qt LGPL ** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this ** package. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 3.0 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU General Public License version 3.0 requirements will be ** met: http://www.gnu.org/copyleft/gpl.html. ** ** If you are unsure which license is appropriate for your use, please ** contact the sales department at qt-sales@nokia.com. ** $QT_END_LICENSE$ ** ****************************************************************************/ #include "qdirectfbscreen.h" #include "qdirectfbwindowsurface.h" #include "qdirectfbpixmap.h" #include "qdirectfbmouse.h" #include "qdirectfbkeyboard.h" #include #include #include #include #include #include #include #include #include class QDirectFBScreenPrivate : public QObject, public QWSGraphicsSystem { public: QDirectFBScreenPrivate(QDirectFBScreen*); ~QDirectFBScreenPrivate(); void setFlipFlags(const QStringList &args); QPixmapData *createPixmapData(QPixmapData::PixelType type) const; IDirectFB *dfb; IDirectFBSurface *dfbSurface; DFBSurfaceFlipFlags flipFlags; #ifndef QT_NO_DIRECTFB_LAYER IDirectFBDisplayLayer *dfbLayer; #endif IDirectFBScreen *dfbScreen; QRegion prevExpose; QSet allocatedSurfaces; #ifndef QT_NO_DIRECTFB_MOUSE QDirectFBMouseHandler *mouse; #endif #ifndef QT_NO_DIRECTFB_KEYBOARD QDirectFBKeyboardHandler *keyboard; #endif QDirectFBScreen::DirectFBFlags directFBFlags; QImage::Format alphaPixmapFormat; }; QDirectFBScreenPrivate::QDirectFBScreenPrivate(QDirectFBScreen *screen) : QWSGraphicsSystem(screen), dfb(0), dfbSurface(0), flipFlags(DSFLIP_NONE) #ifndef QT_NO_DIRECTFB_LAYER , dfbLayer(0) #endif , dfbScreen(0) #ifndef QT_NO_DIRECTFB_MOUSE , mouse(0) #endif #ifndef QT_NO_DIRECTFB_KEYBOARD , keyboard(0) #endif , directFBFlags(QDirectFBScreen::NoFlags) , alphaPixmapFormat(QImage::Format_Invalid) { #ifndef QT_NO_QWS_SIGNALHANDLER QWSSignalHandler::instance()->addObject(this); #endif } QDirectFBScreenPrivate::~QDirectFBScreenPrivate() { #ifndef QT_NO_DIRECTFB_MOUSE delete mouse; #endif #ifndef QT_NO_DIRECTFB_KEYBOARD delete keyboard; #endif for (QSet::const_iterator it = allocatedSurfaces.begin(); it != allocatedSurfaces.end(); ++it) { (*it)->Release(*it); } if (dfbSurface) dfbSurface->Release(dfbSurface); #ifndef QT_NO_DIRECTFB_LAYER if (dfbLayer) dfbLayer->Release(dfbLayer); #endif if (dfbScreen) dfbScreen->Release(dfbScreen); if (dfb) dfb->Release(dfb); } // creates a preallocated surface with the same format as the image if // possible. IDirectFBSurface *QDirectFBScreen::createDFBSurface(const QImage &img, SurfaceCreationOptions options) { if (img.isNull()) // assert? return 0; if (QDirectFBScreen::getSurfacePixelFormat(img.format()) == DSPF_UNKNOWN) { QImage image = img.convertToFormat(img.hasAlphaChannel() ? d_ptr->alphaPixmapFormat : pixelFormat()); IDirectFBSurface *tmp = createDFBSurface(image, false); if (!tmp) { qWarning("Couldn't create surface createDFBSurface(QImage, bool)"); return 0; } IDirectFBSurface *surface = copyDFBSurface(tmp, image.format(), options); tmp->Release(tmp); return surface; } IDirectFBSurface *surface = createDFBSurface(QDirectFBScreen::getSurfaceDescription(img), options); #ifdef QT_NO_DIRECTFB_PREALLOCATED if (surface) { int bpl; uchar *mem = QDirectFBScreen::lockSurface(surface, DSLF_WRITE, &bpl); if (mem) { const int h = img.height(); const int w = img.width() * img.depth() / 8; for (int i = 0; i < h; ++i) { memcpy(mem, img.scanLine(i), w); mem += bpl; } surface->Unlock(surface); } } #endif #ifndef QT_NO_DIRECTFB_PALETTE if (img.numColors() != 0 && surface) QDirectFBScreen::setSurfaceColorTable(surface, img); #endif return surface; } IDirectFBSurface *QDirectFBScreen::copyDFBSurface(IDirectFBSurface *src, QImage::Format format, SurfaceCreationOptions options) { Q_ASSERT(src); QSize size; src->GetSize(src, &size.rwidth(), &size.rheight()); IDirectFBSurface *surface = createDFBSurface(size, format, options); DFBSurfacePixelFormat dspf; src->GetPixelFormat(src, &dspf); DFBSurfaceBlittingFlags flags = QDirectFBScreen::hasAlpha(dspf) ? DSBLIT_BLEND_ALPHACHANNEL : DSBLIT_NOFX; if (flags & DSBLIT_BLEND_ALPHACHANNEL) surface->Clear(surface, 0, 0, 0, 0); surface->SetBlittingFlags(surface, flags); surface->Blit(surface, src, 0, 0, 0); surface->ReleaseSource(surface); return surface; } IDirectFBSurface *QDirectFBScreen::createDFBSurface(const QSize &size, QImage::Format format, SurfaceCreationOptions options) { DFBSurfaceDescription desc; desc.flags = DFBSurfaceDescriptionFlags(DSDESC_WIDTH|DSDESC_HEIGHT); if (!QDirectFBScreen::initSurfaceDescriptionPixelFormat(&desc, format)) return 0; desc.width = size.width(); desc.height = size.height(); return createDFBSurface(desc, options); } IDirectFBSurface *QDirectFBScreen::createDFBSurface(DFBSurfaceDescription desc, SurfaceCreationOptions options) { DFBResult result = DFB_OK; IDirectFBSurface *newSurface = 0; if (!d_ptr->dfb) { qWarning("QDirectFBScreen::createDFBSurface() - not connected"); return 0; } if (d_ptr->directFBFlags & VideoOnly && !(desc.flags & DSDESC_PREALLOCATED)) { // Add the video only capability. This means the surface will be created in video ram if (!(desc.flags & DSDESC_CAPS)) { desc.caps = DSCAPS_VIDEOONLY; desc.flags = DFBSurfaceDescriptionFlags(desc.flags | DSDESC_CAPS); } else { desc.caps = DFBSurfaceCapabilities(desc.caps | DSCAPS_VIDEOONLY); } result = d_ptr->dfb->CreateSurface(d_ptr->dfb, &desc, &newSurface); if (result != DFB_OK #ifdef QT_NO_DEBUG && (desc.flags & DSDESC_CAPS) && (desc.caps & DSCAPS_PRIMARY) #endif ) { qWarning("QDirectFBScreen::createDFBSurface() Failed to create surface in video memory!\n" " Flags %0x Caps %0x width %d height %d pixelformat %0x %d preallocated %p %d\n%s", desc.flags, desc.caps, desc.width, desc.height, desc.pixelformat, DFB_PIXELFORMAT_INDEX(desc.pixelformat), desc.preallocated[0].data, desc.preallocated[0].pitch, DirectFBErrorString(result)); } desc.caps = DFBSurfaceCapabilities(desc.caps & ~DSCAPS_VIDEOONLY); } if (d_ptr->directFBFlags & SystemOnly) desc.caps = DFBSurfaceCapabilities(desc.caps | DSCAPS_SYSTEMONLY); if (!newSurface) result = d_ptr->dfb->CreateSurface(d_ptr->dfb, &desc, &newSurface); if (result != DFB_OK) { qWarning("QDirectFBScreen::createDFBSurface() Failed!\n" " Flags %0x Caps %0x width %d height %d pixelformat %0x %d preallocated %p %d\n%s", desc.flags, desc.caps, desc.width, desc.height, desc.pixelformat, DFB_PIXELFORMAT_INDEX(desc.pixelformat), desc.preallocated[0].data, desc.preallocated[0].pitch, DirectFBErrorString(result)); return 0; } Q_ASSERT(newSurface); if (options & TrackSurface) { d_ptr->allocatedSurfaces.insert(newSurface); //qDebug("Created a new DirectFB surface at %p. New count = %d", // newSurface, d_ptr->allocatedSurfaces.count()); } return newSurface; } IDirectFBSurface *QDirectFBScreen::copyToDFBSurface(const QImage &img, QImage::Format pixmapFormat, SurfaceCreationOptions options) { QImage image = img; if (QDirectFBScreen::getSurfacePixelFormat(image.format()) == DSPF_UNKNOWN #ifdef QT_NO_DIRECTFB_PREALLOCATED || image.format() != pixmapFormat #endif #ifdef QT_NO_DIRECTFB_PALETTE || image.numColors() != 0 #endif ) { image = image.convertToFormat(pixmapFormat); } IDirectFBSurface *dfbSurface = createDFBSurface(image.size(), pixmapFormat, options); if (!dfbSurface) { qWarning("QDirectFBPixmapData::fromImage() Couldn't create surface"); return 0; } #ifndef QT_NO_DIRECTFB_PREALLOCATED IDirectFBSurface *imgSurface = createDFBSurface(image, DontTrackSurface); if (!imgSurface) { qWarning("QDirectFBPixmapData::fromImage()"); QDirectFBScreen::releaseDFBSurface(dfbSurface); return 0; } Q_ASSERT(imgSurface); DFBSurfaceBlittingFlags flags = img.hasAlphaChannel() ? DSBLIT_BLEND_ALPHACHANNEL : DSBLIT_NOFX; if (flags & DSBLIT_BLEND_ALPHACHANNEL) dfbSurface->Clear(dfbSurface, 0, 0, 0, 0); dfbSurface->SetBlittingFlags(dfbSurface, flags); DFBResult result = dfbSurface->Blit(dfbSurface, imgSurface, 0, 0, 0); if (result != DFB_OK) DirectFBError("QDirectFBPixmapData::fromImage()", result); dfbSurface->ReleaseSource(dfbSurface); imgSurface->Release(imgSurface); #else // QT_NO_DIRECTFB_PREALLOCATED Q_ASSERT(image.format() == pixmapFormat); int bpl; uchar *mem = QDirectFBScreen::lockSurface(dfbSurface, DSLF_WRITE, &bpl); if (mem) { const int h = image.height(); const int w = image.width() * image.depth() / 8; for (int i=0; iUnlock(dfbSurface); } #endif return dfbSurface; } void QDirectFBScreen::releaseDFBSurface(IDirectFBSurface *surface) { Q_ASSERT(QDirectFBScreen::instance()); Q_ASSERT(surface); surface->Release(surface); if (!d_ptr->allocatedSurfaces.remove(surface)) qWarning("QDirectFBScreen::releaseDFBSurface() - %p not in list", surface); //qDebug("Released surface at %p. New count = %d", surface, d_ptr->allocatedSurfaces.count()); } QDirectFBScreen::DirectFBFlags QDirectFBScreen::directFBFlags() const { return d_ptr->directFBFlags; } IDirectFB *QDirectFBScreen::dfb() { return d_ptr->dfb; } IDirectFBSurface *QDirectFBScreen::dfbSurface() { return d_ptr->dfbSurface; } #ifndef QT_NO_DIRECTFB_LAYER IDirectFBDisplayLayer *QDirectFBScreen::dfbDisplayLayer() { return d_ptr->dfbLayer; } #endif DFBSurfacePixelFormat QDirectFBScreen::getSurfacePixelFormat(QImage::Format format) { switch (format) { #ifndef QT_NO_DIRECTFB_PALETTE case QImage::Format_Indexed8: return DSPF_LUT8; #endif case QImage::Format_RGB888: return DSPF_RGB24; case QImage::Format_ARGB4444_Premultiplied: return DSPF_ARGB4444; #if (Q_DIRECTFB_VERSION >= 0x010100) case QImage::Format_RGB444: return DSPF_RGB444; case QImage::Format_RGB555: return DSPF_RGB555; #endif case QImage::Format_RGB16: return DSPF_RGB16; case QImage::Format_ARGB6666_Premultiplied: return DSPF_ARGB6666; case QImage::Format_RGB666: return DSPF_RGB18; case QImage::Format_RGB32: return DSPF_RGB32; case QImage::Format_ARGB32_Premultiplied: case QImage::Format_ARGB32: return DSPF_ARGB; default: return DSPF_UNKNOWN; }; } QImage::Format QDirectFBScreen::getImageFormat(IDirectFBSurface *surface) { DFBSurfacePixelFormat format; surface->GetPixelFormat(surface, &format); switch (format) { case DSPF_LUT8: return QImage::Format_Indexed8; case DSPF_RGB24: return QImage::Format_RGB888; case DSPF_ARGB4444: return QImage::Format_ARGB4444_Premultiplied; #if (Q_DIRECTFB_VERSION >= 0x010100) case DSPF_RGB444: return QImage::Format_RGB444; case DSPF_RGB555: #endif case DSPF_ARGB1555: return QImage::Format_RGB555; case DSPF_RGB16: return QImage::Format_RGB16; case DSPF_ARGB6666: return QImage::Format_ARGB6666_Premultiplied; case DSPF_RGB18: return QImage::Format_RGB666; case DSPF_RGB32: return QImage::Format_RGB32; case DSPF_ARGB: { DFBSurfaceCapabilities caps; const DFBResult result = surface->GetCapabilities(surface, &caps); Q_ASSERT(result == DFB_OK); Q_UNUSED(result); return (caps & DSCAPS_PREMULTIPLIED ? QImage::Format_ARGB32_Premultiplied : QImage::Format_ARGB32); } default: break; } return QImage::Format_Invalid; } DFBSurfaceDescription QDirectFBScreen::getSurfaceDescription(const QImage &image) { DFBSurfaceDescription description; const DFBSurfacePixelFormat format = getSurfacePixelFormat(image.format()); if (format == DSPF_UNKNOWN || image.isNull()) { description.flags = DFBSurfaceDescriptionFlags(0); return description; } description.flags = DFBSurfaceDescriptionFlags(DSDESC_WIDTH | DSDESC_HEIGHT #ifndef QT_NO_DIRECTFB_PREALLOCATED | DSDESC_PREALLOCATED #endif | DSDESC_PIXELFORMAT); QDirectFBScreen::initSurfaceDescriptionPixelFormat(&description, image.format()); description.width = image.width(); description.height = image.height(); #ifndef QT_NO_DIRECTFB_PREALLOCATED description.preallocated[0].data = (void*)(image.bits()); description.preallocated[0].pitch = image.bytesPerLine(); description.preallocated[1].data = 0; description.preallocated[1].pitch = 0; #endif if (QDirectFBScreen::isPremultiplied(image.format())) description.caps = DSCAPS_PREMULTIPLIED; return description; } DFBSurfaceDescription QDirectFBScreen::getSurfaceDescription(const uint *buffer, int length) { DFBSurfaceDescription description; description.flags = DFBSurfaceDescriptionFlags(DSDESC_CAPS | DSDESC_WIDTH | DSDESC_HEIGHT | DSDESC_PIXELFORMAT | DSDESC_PREALLOCATED); description.caps = DSCAPS_PREMULTIPLIED; description.width = length; description.height = 1; description.pixelformat = DSPF_ARGB; description.preallocated[0].data = (void*)buffer; description.preallocated[0].pitch = length * sizeof(uint); description.preallocated[1].data = 0; description.preallocated[1].pitch = 0; return description; } #ifndef QT_NO_DIRECTFB_PALETTE void QDirectFBScreen::setSurfaceColorTable(IDirectFBSurface *surface, const QImage &image) { if (!surface) return; const int numColors = image.numColors(); if (numColors == 0) return; QVarLengthArray colors(numColors); for (int i = 0; i < numColors; ++i) { QRgb c = image.color(i); colors[i].a = qAlpha(c); colors[i].r = qRed(c); colors[i].g = qGreen(c); colors[i].b = qBlue(c); } IDirectFBPalette *palette; DFBResult result; result = surface->GetPalette(surface, &palette); if (result != DFB_OK) { DirectFBError("QDirectFBScreen::setSurfaceColorTable GetPalette", result); return; } result = palette->SetEntries(palette, colors.data(), numColors, 0); if (result != DFB_OK) { DirectFBError("QDirectFBScreen::setSurfaceColorTable SetEntries", result); } palette->Release(palette); } #endif // QT_NO_DIRECTFB_PALETTE #if !defined(QT_NO_DIRECTFB_LAYER) && !defined(QT_NO_QWS_CURSOR) class Q_GUI_EXPORT QDirectFBScreenCursor : public QScreenCursor { public: QDirectFBScreenCursor(); virtual void set(const QImage &image, int hotx, int hoty); virtual void move(int x, int y); virtual void show(); virtual void hide(); private: IDirectFBDisplayLayer *layer; }; QDirectFBScreenCursor::QDirectFBScreenCursor() { IDirectFB *fb = QDirectFBScreen::instance()->dfb(); if (!fb) qFatal("QDirectFBScreenCursor: DirectFB not initialized"); layer = QDirectFBScreen::instance()->dfbDisplayLayer(); Q_ASSERT(layer); enable = false; hwaccel = true; supportsAlpha = true; } void QDirectFBScreenCursor::move(int x, int y) { layer->WarpCursor(layer, x, y); } void QDirectFBScreenCursor::hide() { if (enable) { enable = false; DFBResult result; result = layer->SetCooperativeLevel(layer, DLSCL_ADMINISTRATIVE); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::hide: " "Unable to set cooperative level", result); } result = layer->SetCursorOpacity(layer, 0); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::hide: " "Unable to set cursor opacity", result); } result = layer->SetCooperativeLevel(layer, DLSCL_SHARED); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::hide: " "Unable to set cooperative level", result); } } } void QDirectFBScreenCursor::show() { if (!enable) { enable = true; DFBResult result; result = layer->SetCooperativeLevel(layer, DLSCL_ADMINISTRATIVE); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cooperative level", result); } result = layer->SetCursorOpacity(layer, 255); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cursor shape", result); } result = layer->SetCooperativeLevel(layer, DLSCL_SHARED); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cooperative level", result); } } } void QDirectFBScreenCursor::set(const QImage &image, int hotx, int hoty) { QDirectFBScreen *screen = QDirectFBScreen::instance(); if (!screen) return; if (image.isNull()) { cursor = QImage(); hide(); } else { cursor = image.convertToFormat(screen->alphaPixmapFormat()); size = cursor.size(); hotspot = QPoint(hotx, hoty); IDirectFBSurface *surface = screen->createDFBSurface(cursor, QDirectFBScreen::DontTrackSurface); if (!surface) { qWarning("QDirectFBScreenCursor::set: Unable to create surface"); return; } DFBResult result = layer->SetCooperativeLevel(layer, DLSCL_ADMINISTRATIVE); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cooperative level", result); } result = layer->SetCursorShape(layer, surface, hotx, hoty); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cursor shape", result); } surface->Release(surface); result = layer->SetCooperativeLevel(layer, DLSCL_SHARED); if (result != DFB_OK) { DirectFBError("QDirectFBScreenCursor::show: " "Unable to set cooperative level", result); } show(); } } #endif // QT_NO_DIRECTFB_LAYER QDirectFBScreen::QDirectFBScreen(int display_id) : QScreen(display_id, DirectFBClass), d_ptr(new QDirectFBScreenPrivate(this)) { } QDirectFBScreen::~QDirectFBScreen() { delete d_ptr; } int QDirectFBScreen::depth(DFBSurfacePixelFormat format) { switch (format) { case DSPF_A1: return 1; case DSPF_A8: case DSPF_RGB332: case DSPF_LUT8: case DSPF_ALUT44: return 8; case DSPF_I420: case DSPF_YV12: case DSPF_NV12: case DSPF_NV21: #if (Q_DIRECTFB_VERSION >= 0x010100) case DSPF_RGB444: #endif return 12; #if (Q_DIRECTFB_VERSION >= 0x010100) case DSPF_RGB555: return 15; #endif case DSPF_ARGB1555: case DSPF_RGB16: case DSPF_YUY2: case DSPF_UYVY: case DSPF_NV16: case DSPF_ARGB2554: case DSPF_ARGB4444: return 16; case DSPF_RGB24: return 24; case DSPF_RGB32: case DSPF_ARGB: case DSPF_AiRGB: return 32; case DSPF_UNKNOWN: default: return 0; }; return 0; } void QDirectFBScreenPrivate::setFlipFlags(const QStringList &args) { QRegExp flipRegexp(QLatin1String("^flip=([\\w,]*)$")); int index = args.indexOf(flipRegexp); if (index >= 0) { const QStringList flips = flipRegexp.cap(1).split(QLatin1Char(','), QString::SkipEmptyParts); flipFlags = DSFLIP_NONE; foreach (QString flip, flips) { if (flip == QLatin1String("wait")) flipFlags = DFBSurfaceFlipFlags(flipFlags | DSFLIP_WAIT); else if (flip == QLatin1String("blit")) flipFlags = DFBSurfaceFlipFlags(flipFlags | DSFLIP_BLIT); else if (flip == QLatin1String("onsync")) flipFlags = DFBSurfaceFlipFlags(flipFlags | DSFLIP_ONSYNC); else if (flip == QLatin1String("pipeline")) flipFlags = DFBSurfaceFlipFlags(flipFlags | DSFLIP_PIPELINE); else qWarning("QDirectFBScreen: Unknown flip argument: %s", qPrintable(flip)); } } else { flipFlags = DFBSurfaceFlipFlags(DSFLIP_BLIT); } } QPixmapData *QDirectFBScreenPrivate::createPixmapData(QPixmapData::PixelType type) const { if (type == QPixmapData::BitmapType) return QWSGraphicsSystem::createPixmapData(type); return new QDirectFBPixmapData(type); } #ifdef QT_NO_DEBUG struct FlagDescription; static const FlagDescription *accelerationDescriptions = 0; static const FlagDescription *blitDescriptions = 0; static const FlagDescription *drawDescriptions = 0; #else struct FlagDescription { const char *name; uint flag; }; static const FlagDescription accelerationDescriptions[] = { { " DFXL_NONE ", DFXL_NONE }, { " DFXL_FILLRECTANGLE", DFXL_FILLRECTANGLE }, { " DFXL_DRAWRECTANGLE", DFXL_DRAWRECTANGLE }, { " DFXL_DRAWLINE", DFXL_DRAWLINE }, { " DFXL_FILLTRIANGLE", DFXL_FILLTRIANGLE }, { " DFXL_BLIT", DFXL_BLIT }, { " DFXL_STRETCHBLIT", DFXL_STRETCHBLIT }, { " DFXL_TEXTRIANGLES", DFXL_TEXTRIANGLES }, { " DFXL_DRAWSTRING", DFXL_DRAWSTRING }, { 0, 0 } }; static const FlagDescription blitDescriptions[] = { { " DSBLIT_NOFX", DSBLIT_NOFX }, { " DSBLIT_BLEND_ALPHACHANNEL", DSBLIT_BLEND_ALPHACHANNEL }, { " DSBLIT_BLEND_COLORALPHA", DSBLIT_BLEND_COLORALPHA }, { " DSBLIT_COLORIZE", DSBLIT_COLORIZE }, { " DSBLIT_SRC_COLORKEY", DSBLIT_SRC_COLORKEY }, { " DSBLIT_DST_COLORKEY", DSBLIT_DST_COLORKEY }, { " DSBLIT_SRC_PREMULTIPLY", DSBLIT_SRC_PREMULTIPLY }, { " DSBLIT_DST_PREMULTIPLY", DSBLIT_DST_PREMULTIPLY }, { " DSBLIT_DEMULTIPLY", DSBLIT_DEMULTIPLY }, { " DSBLIT_DEINTERLACE", DSBLIT_DEINTERLACE }, { " DSBLIT_SRC_PREMULTCOLOR", DSBLIT_SRC_PREMULTCOLOR }, { " DSBLIT_XOR", DSBLIT_XOR }, { " DSBLIT_INDEX_TRANSLATION", DSBLIT_INDEX_TRANSLATION }, { 0, 0 } }; static const FlagDescription drawDescriptions[] = { { " DSDRAW_NOFX", DSDRAW_NOFX }, { " DSDRAW_BLEND", DSDRAW_BLEND }, { " DSDRAW_DST_COLORKEY", DSDRAW_DST_COLORKEY }, { " DSDRAW_SRC_PREMULTIPLY", DSDRAW_SRC_PREMULTIPLY }, { " DSDRAW_DST_PREMULTIPLY", DSDRAW_DST_PREMULTIPLY }, { " DSDRAW_DEMULTIPLY", DSDRAW_DEMULTIPLY }, { " DSDRAW_XOR", DSDRAW_XOR }, { 0, 0 } }; #endif static const QByteArray flagDescriptions(uint mask, const FlagDescription *flags) { #ifdef QT_NO_DEBUG Q_UNUSED(mask); Q_UNUSED(flags); return QByteArray(""); #else if (!mask) return flags[0].name; QStringList list; for (int i=1; flags[i].name; ++i) { if (mask & flags[i].flag) { list.append(QString::fromLatin1(flags[i].name)); } } Q_ASSERT(!list.isEmpty()); return (QLatin1Char(' ') + list.join(QLatin1String("|"))).toLatin1(); #endif } static void printDirectFBInfo(IDirectFB *fb, IDirectFBSurface *primarySurface) { DFBResult result; DFBGraphicsDeviceDescription dev; result = fb->GetDeviceDescription(fb, &dev); if (result != DFB_OK) { DirectFBError("Error reading graphics device description", result); return; } DFBSurfacePixelFormat pixelFormat; primarySurface->GetPixelFormat(primarySurface, &pixelFormat); qDebug("Device: %s (%s), Driver: %s v%i.%i (%s) Pixelformat: %d (%d)\n" "acceleration: 0x%x%s\nblit: 0x%x%s\ndraw: 0x%0x%s\nvideo: %iKB\n", dev.name, dev.vendor, dev.driver.name, dev.driver.major, dev.driver.minor, dev.driver.vendor, DFB_PIXELFORMAT_INDEX(pixelFormat), QDirectFBScreen::getImageFormat(primarySurface), dev.acceleration_mask, ::flagDescriptions(dev.acceleration_mask, accelerationDescriptions).constData(), dev.blitting_flags, ::flagDescriptions(dev.blitting_flags, blitDescriptions).constData(), dev.drawing_flags, ::flagDescriptions(dev.drawing_flags, drawDescriptions).constData(), (dev.video_memory >> 10)); } static inline bool setIntOption(const QStringList &arguments, const QString &variable, int *value) { Q_ASSERT(value); QRegExp rx(QString("%1=?(\\d+)").arg(variable)); rx.setCaseSensitivity(Qt::CaseInsensitive); if (arguments.indexOf(rx) != -1) { *value = rx.cap(1).toInt(); return true; } return false; } bool QDirectFBScreen::connect(const QString &displaySpec) { DFBResult result = DFB_OK; { // pass command line arguments to DirectFB const QStringList args = QCoreApplication::arguments(); int argc = args.size(); char **argv = new char*[argc]; for (int i = 0; i < argc; ++i) argv[i] = qstrdup(args.at(i).toLocal8Bit().constData()); result = DirectFBInit(&argc, &argv); if (result != DFB_OK) { DirectFBError("QDirectFBScreen: error initializing DirectFB", result); } delete[] argv; } const QStringList displayArgs = displaySpec.split(QLatin1Char(':'), QString::SkipEmptyParts); d_ptr->setFlipFlags(displayArgs); result = DirectFBCreate(&d_ptr->dfb); if (result != DFB_OK) { DirectFBError("QDirectFBScreen: error creating DirectFB interface", result); return false; } if (displayArgs.contains(QLatin1String("videoonly"), Qt::CaseInsensitive)) d_ptr->directFBFlags |= VideoOnly; if (displayArgs.contains(QLatin1String("systemonly"), Qt::CaseInsensitive)) { if (d_ptr->directFBFlags & VideoOnly) { qWarning("QDirectFBScreen: error. videoonly and systemonly are mutually exclusive"); } else { d_ptr->directFBFlags |= SystemOnly; } } if (displayArgs.contains(QLatin1String("boundingrectflip"), Qt::CaseInsensitive)) { d_ptr->directFBFlags |= BoundingRectFlip; } #ifdef QT_DIRECTFB_IMAGECACHE int imageCacheSize = 4 * 1024 * 1024; // 4 MB ::setIntOption(displayArgs, QLatin1String("imagecachesize"), &imageCacheSize); QDirectFBPaintEngine::initImageCache(imageCacheSize); #endif if (displayArgs.contains(QLatin1String("ignoresystemclip"), Qt::CaseInsensitive)) d_ptr->directFBFlags |= IgnoreSystemClip; #ifndef QT_NO_DIRECTFB_WM if (displayArgs.contains(QLatin1String("fullscreen"))) #endif d_ptr->dfb->SetCooperativeLevel(d_ptr->dfb, DFSCL_FULLSCREEN); DFBSurfaceDescription description; description.flags = DFBSurfaceDescriptionFlags(DSDESC_CAPS); if (::setIntOption(displayArgs, QLatin1String("width"), &description.width)) description.flags = DFBSurfaceDescriptionFlags(description.flags | DSDESC_WIDTH); if (::setIntOption(displayArgs, QLatin1String("height"), &description.height)) description.flags = DFBSurfaceDescriptionFlags(description.flags | DSDESC_HEIGHT); uint caps = DSCAPS_PRIMARY|DSCAPS_DOUBLE; struct { const char *name; const DFBSurfaceCapabilities cap; } const capabilities[] = { { "static_alloc", DSCAPS_STATIC_ALLOC }, { "triplebuffer", DSCAPS_TRIPLE }, { "interlaced", DSCAPS_INTERLACED }, { "separated", DSCAPS_SEPARATED }, // { "depthbuffer", DSCAPS_DEPTH }, // only makes sense with TextureTriangles which are not supported { 0, DSCAPS_NONE } }; for (int i=0; capabilities[i].name; ++i) { if (displayArgs.contains(QString::fromLatin1(capabilities[i].name), Qt::CaseInsensitive)) caps |= capabilities[i].cap; } if (displayArgs.contains(QLatin1String("forcepremultiplied"), Qt::CaseInsensitive)) { caps |= DSCAPS_PREMULTIPLIED; } description.caps = DFBSurfaceCapabilities(caps); // We don't track the primary surface as it's released in disconnect d_ptr->dfbSurface = createDFBSurface(description, DontTrackSurface); if (!d_ptr->dfbSurface) { DirectFBError("QDirectFBScreen: error creating primary surface", result); return false; } if (displayArgs.contains(QLatin1String("debug"), Qt::CaseInsensitive)) printDirectFBInfo(d_ptr->dfb, d_ptr->dfbSurface); // Work out what format we're going to use for surfaces with an alpha channel d_ptr->alphaPixmapFormat = QDirectFBScreen::getImageFormat(d_ptr->dfbSurface); setPixelFormat(d_ptr->alphaPixmapFormat); switch (d_ptr->alphaPixmapFormat) { case QImage::Format_RGB666: d_ptr->alphaPixmapFormat = QImage::Format_ARGB6666_Premultiplied; break; case QImage::Format_RGB444: d_ptr->alphaPixmapFormat = QImage::Format_ARGB4444_Premultiplied; break; case QImage::NImageFormats: case QImage::Format_Invalid: case QImage::Format_Mono: case QImage::Format_MonoLSB: case QImage::Format_Indexed8: case QImage::Format_RGB32: case QImage::Format_RGB888: case QImage::Format_RGB16: case QImage::Format_RGB555: d_ptr->alphaPixmapFormat = QImage::Format_ARGB32_Premultiplied; break; case QImage::Format_ARGB32: case QImage::Format_ARGB32_Premultiplied: case QImage::Format_ARGB4444_Premultiplied: case QImage::Format_ARGB8555_Premultiplied: case QImage::Format_ARGB8565_Premultiplied: case QImage::Format_ARGB6666_Premultiplied: // works already break; } d_ptr->dfbSurface->GetSize(d_ptr->dfbSurface, &w, &h); data = 0; lstep = 0; size = 0; dw = w; dh = h; DFBSurfacePixelFormat format; result = d_ptr->dfbSurface->GetPixelFormat(d_ptr->dfbSurface, &format); if (result == DFB_OK) QScreen::d = depth(format); else DirectFBError("QDirectFBScreen: error getting surface format", result); setPixelFormat(getImageFormat(d_ptr->dfbSurface)); physWidth = physHeight = -1; ::setIntOption(displayArgs, QLatin1String("mmWidth"), &physWidth); ::setIntOption(displayArgs, QLatin1String("mmHeight"), &physHeight); const int dpi = 72; if (physWidth < 0) physWidth = qRound(dw * 25.4 / dpi); if (physHeight < 0) physHeight = qRound(dh * 25.4 / dpi); #ifndef QT_NO_DIRECTFB_LAYER result = d_ptr->dfb->GetDisplayLayer(d_ptr->dfb, DLID_PRIMARY, &d_ptr->dfbLayer); if (result != DFB_OK) { DirectFBError("QDirectFBScreen::connect: " "Unable to get primary display layer!", result); return false; } result = d_ptr->dfbLayer->GetScreen(d_ptr->dfbLayer, &d_ptr->dfbScreen); #else result = d_ptr->dfb->GetScreen(d_ptr->dfb, 0, &d_ptr->dfbScreen); #endif if (result != DFB_OK) { DirectFBError("QDirectFBScreen::connect: " "Unable to get screen!", result); return false; } setGraphicsSystem(d_ptr); return true; } void QDirectFBScreen::disconnect() { d_ptr->dfbSurface->Release(d_ptr->dfbSurface); d_ptr->dfbSurface = 0; foreach (IDirectFBSurface *surf, d_ptr->allocatedSurfaces) surf->Release(surf); d_ptr->allocatedSurfaces.clear(); #ifndef QT_NO_DIRECTFB_LAYER d_ptr->dfbLayer->Release(d_ptr->dfbLayer); d_ptr->dfbLayer = 0; #endif d_ptr->dfbScreen->Release(d_ptr->dfbScreen); d_ptr->dfbScreen = 0; d_ptr->dfb->Release(d_ptr->dfb); d_ptr->dfb = 0; } bool QDirectFBScreen::initDevice() { #ifndef QT_NO_DIRECTFB_MOUSE if (qgetenv("QWS_MOUSE_PROTO").isEmpty()) { QWSServer::instance()->setDefaultMouse("None"); d_ptr->mouse = new QDirectFBMouseHandler; } #endif #ifndef QT_NO_DIRECTFB_KEYBOARD if (qgetenv("QWS_KEYBOARD").isEmpty()) { QWSServer::instance()->setDefaultKeyboard("None"); d_ptr->keyboard = new QDirectFBKeyboardHandler(QString()); } #endif #ifndef QT_NO_QWS_CURSOR #ifdef QT_NO_DIRECTFB_LAYER QScreenCursor::initSoftwareCursor(); #else qt_screencursor = new QDirectFBScreenCursor; #endif #endif return true; } void QDirectFBScreen::shutdownDevice() { #ifndef QT_NO_DIRECTFB_MOUSE delete d_ptr->mouse; d_ptr->mouse = 0; #endif #ifndef QT_NO_DIRECTFB_KEYBOARD delete d_ptr->keyboard; d_ptr->keyboard = 0; #endif #ifndef QT_NO_QWS_CURSOR delete qt_screencursor; qt_screencursor = 0; #endif } void QDirectFBScreen::setMode(int width, int height, int depth) { d_ptr->dfb->SetVideoMode(d_ptr->dfb, width, height, depth); } void QDirectFBScreen::blank(bool on) { d_ptr->dfbScreen->SetPowerMode(d_ptr->dfbScreen, (on ? DSPM_ON : DSPM_SUSPEND)); } QWSWindowSurface *QDirectFBScreen::createSurface(QWidget *widget) const { #ifdef QT_NO_DIRECTFB_WM if (QApplication::type() == QApplication::GuiServer) { return new QDirectFBWindowSurface(d_ptr->flipFlags, const_cast(this), widget); } else { return QScreen::createSurface(widget); } #else return new QDirectFBWindowSurface(d_ptr->flipFlags, const_cast(this), widget); #endif } QWSWindowSurface *QDirectFBScreen::createSurface(const QString &key) const { if (key == QLatin1String("directfb")) { return new QDirectFBWindowSurface(d_ptr->flipFlags, const_cast(this)); } return QScreen::createSurface(key); } void QDirectFBScreen::compose(const QRegion ®ion) { const QList windows = QWSServer::instance()->clientWindows(); QRegion blitRegion = region; QRegion blendRegion; d_ptr->dfbSurface->SetBlittingFlags(d_ptr->dfbSurface, DSBLIT_NOFX); // blit opaque region for (int i = 0; i < windows.size(); ++i) { QWSWindow *win = windows.at(i); QWSWindowSurface *surface = win->windowSurface(); if (!surface) continue; const QRegion r = win->allocatedRegion() & blitRegion; if (r.isEmpty()) continue; blitRegion -= r; if (surface->isRegionReserved()) { // nothing } else if (win->isOpaque()) { const QPoint offset = win->requestedRegion().boundingRect().topLeft(); if (surface->key() == QLatin1String("directfb")) { QDirectFBWindowSurface *s = static_cast(surface); blit(s->directFBSurface(), offset, r); } else { blit(surface->image(), offset, r); } } else { blendRegion += r; } if (blitRegion.isEmpty()) break; } { // fill background const QRegion fill = blitRegion + blendRegion; if (!fill.isEmpty()) { const QColor color = QWSServer::instance()->backgroundBrush().color(); solidFill(color, fill); blitRegion = QRegion(); } } if (blendRegion.isEmpty()) return; // blend non-opaque region for (int i = windows.size() - 1; i >= 0; --i) { QWSWindow *win = windows.at(i); QWSWindowSurface *surface = win->windowSurface(); if (!surface) continue; const QRegion r = win->allocatedRegion() & blendRegion; if (r.isEmpty()) continue; DFBSurfaceBlittingFlags flags = DSBLIT_NOFX; if (!win->isOpaque()) { flags = DFBSurfaceBlittingFlags(flags | DSBLIT_BLEND_ALPHACHANNEL); const uint opacity = win->opacity(); if (opacity < 255) { flags = DFBSurfaceBlittingFlags(flags | DSBLIT_BLEND_COLORALPHA); d_ptr->dfbSurface->SetColor(d_ptr->dfbSurface, 0xff, 0xff, 0xff, opacity); } } d_ptr->dfbSurface->SetBlittingFlags(d_ptr->dfbSurface, flags); const QPoint offset = win->requestedRegion().boundingRect().topLeft(); if (surface->key() == QLatin1String("directfb")) { QDirectFBWindowSurface *s = static_cast(surface); blit(s->directFBSurface(), offset, r); } else { blit(surface->image(), offset, r); } } d_ptr->dfbSurface->ReleaseSource(d_ptr->dfbSurface); } // Normally, when using DirectFB to compose the windows (I.e. when // QT_NO_DIRECTFB_WM isn't set), exposeRegion will simply return. If // QT_NO_DIRECTFB_WM is set, exposeRegion will compose only non-directFB // window surfaces. Normal, directFB surfaces are handled by DirectFB. void QDirectFBScreen::exposeRegion(QRegion r, int changing) { const QList windows = QWSServer::instance()->clientWindows(); if (changing < 0 || changing >= windows.size()) return; #ifndef QT_NO_DIRECTFB_WM QWSWindow *win = windows.at(changing); QWSWindowSurface *s = win->windowSurface(); if (s && s->key() == QLatin1String("directfb")) return; #endif r &= region(); if (r.isEmpty()) return; if (d_ptr->flipFlags & DSFLIP_BLIT) { const QRect brect = r.boundingRect(); DFBRegion dfbRegion = { brect.left(), brect.top(), brect.right(), brect.bottom() }; compose(r); d_ptr->dfbSurface->Flip(d_ptr->dfbSurface, &dfbRegion, d_ptr->flipFlags); } else { compose(r + d_ptr->prevExpose); d_ptr->dfbSurface->Flip(d_ptr->dfbSurface, 0, d_ptr->flipFlags); } d_ptr->prevExpose = r; } void QDirectFBScreen::blit(const QImage &img, const QPoint &topLeft, const QRegion ®) { IDirectFBSurface *src = createDFBSurface(img, QDirectFBScreen::DontTrackSurface); if (!src) { qWarning("QDirectFBScreen::blit(): Error creating surface"); return; } blit(src, topLeft, reg); d_ptr->dfbSurface->ReleaseSource(d_ptr->dfbSurface); src->Release(src); } void QDirectFBScreen::blit(IDirectFBSurface *src, const QPoint &topLeft, const QRegion ®ion) { const QVector rs = region.translated(-offset()).rects(); const int size = rs.size(); const QPoint tl = topLeft - offset(); QVarLengthArray rects(size); QVarLengthArray points(size); int n = 0; for (int i = 0; i < size; ++i) { const QRect r = rs.at(i); if (!r.isValid()) continue; rects[n].x = r.x() - tl.x(); rects[n].y = r.y() - tl.y(); rects[n].w = r.width(); rects[n].h = r.height(); points[n].x = r.x(); points[n].y = r.y(); ++n; } d_ptr->dfbSurface->BatchBlit(d_ptr->dfbSurface, src, rects.data(), points.data(), n); } // This function is only ever called by QScreen::drawBackground which // is only ever called by QScreen::compose which is never called with // DirectFB so it's really a noop. void QDirectFBScreen::solidFill(const QColor &color, const QRegion ®ion) { if (region.isEmpty()) return; if (QDirectFBScreen::getImageFormat(d_ptr->dfbSurface) == QImage::Format_RGB32) { data = QDirectFBScreen::lockSurface(d_ptr->dfbSurface, DSLF_WRITE, &lstep); if (!data) return; QScreen::solidFill(color, region); d_ptr->dfbSurface->Unlock(d_ptr->dfbSurface); data = 0; lstep = 0; } else { d_ptr->dfbSurface->SetColor(d_ptr->dfbSurface, color.red(), color.green(), color.blue(), color.alpha()); const QVector rects = region.rects(); for (int i=0; idfbSurface->FillRectangle(d_ptr->dfbSurface, r.x(), r.y(), r.width(), r.height()); } } } QImage::Format QDirectFBScreen::alphaPixmapFormat() const { return d_ptr->alphaPixmapFormat; } bool QDirectFBScreen::initSurfaceDescriptionPixelFormat(DFBSurfaceDescription *description, QImage::Format format) { const DFBSurfacePixelFormat pixelformat = QDirectFBScreen::getSurfacePixelFormat(format); if (pixelformat == DSPF_UNKNOWN) return false; description->flags = DFBSurfaceDescriptionFlags(description->flags | DSDESC_PIXELFORMAT); description->pixelformat = pixelformat; if (QDirectFBScreen::isPremultiplied(format)) { if (!(description->flags & DSDESC_CAPS)) { description->caps = DSCAPS_PREMULTIPLIED; description->flags = DFBSurfaceDescriptionFlags(description->flags | DSDESC_CAPS); } else { description->caps = DFBSurfaceCapabilities(description->caps | DSCAPS_PREMULTIPLIED); } } return true; } uchar *QDirectFBScreen::lockSurface(IDirectFBSurface *surface, uint flags, int *bpl) { void *mem; const DFBResult result = surface->Lock(surface, static_cast(flags), static_cast(&mem), bpl); if (result != DFB_OK) { DirectFBError("QDirectFBScreen::lockSurface()", result); } return reinterpret_cast(mem); }