diff options
Diffstat (limited to 'src/gui')
37 files changed, 861 insertions, 206 deletions
diff --git a/src/gui/effects/qgraphicseffect.cpp b/src/gui/effects/qgraphicseffect.cpp index 5e4e49e..0029017 100644 --- a/src/gui/effects/qgraphicseffect.cpp +++ b/src/gui/effects/qgraphicseffect.cpp @@ -488,13 +488,10 @@ void QGraphicsEffect::setEnabled(bool enable) */ /*! - Schedules a redraw of the source. Call this function whenever the source - needs to be redrawn. - - This convenience function is equivalent to calling - QGraphicsEffectSource::update(). + Schedules a redraw of the effect. Call this function whenever the effect + needs to be redrawn. This function does not trigger a redraw of the source. - \sa updateBoundingRect(), QGraphicsEffectSource::update() + \sa updateBoundingRect() */ void QGraphicsEffect::update() { diff --git a/src/gui/egl/qegl.cpp b/src/gui/egl/qegl.cpp index e6ea198..605b1e6 100644 --- a/src/gui/egl/qegl.cpp +++ b/src/gui/egl/qegl.cpp @@ -515,6 +515,31 @@ bool QEglContext::swapBuffers(EGLSurface surface) return ok; } +bool QEglContext::swapBuffersRegion2NOK(EGLSurface surface, const QRegion *region) { + QVector<QRect> qrects = region->rects(); + EGLint *gl_rects; + uint count; + uint i; + + count = qrects.size(); + QVarLengthArray <EGLint> arr(4 * count); + gl_rects = arr.data(); + for (i = 0; i < count; i++) { + QRect qrect = qrects[i]; + + gl_rects[4 * i + 0] = qrect.x(); + gl_rects[4 * i + 1] = qrect.y(); + gl_rects[4 * i + 2] = qrect.width(); + gl_rects[4 * i + 3] = qrect.height(); + } + + bool ok = QEgl::eglSwapBuffersRegion2NOK(QEgl::display(), surface, count, gl_rects); + + if (!ok) + qWarning() << "QEglContext::swapBuffersRegion2NOK():" << QEgl::errorString(); + return ok; +} + int QEglContext::configAttrib(int name) const { EGLint value; @@ -532,6 +557,9 @@ typedef EGLBoolean (EGLAPIENTRY *_eglDestroyImageKHR)(EGLDisplay, EGLImageKHR); static _eglCreateImageKHR qt_eglCreateImageKHR = 0; static _eglDestroyImageKHR qt_eglDestroyImageKHR = 0; +typedef EGLBoolean (EGLAPIENTRY *_eglSwapBuffersRegion2NOK)(EGLDisplay, EGLSurface, EGLint, const EGLint*); + +static _eglSwapBuffersRegion2NOK qt_eglSwapBuffersRegion2NOK = 0; EGLDisplay QEgl::display() { @@ -560,6 +588,10 @@ EGLDisplay QEgl::display() qt_eglDestroyImageKHR = (_eglDestroyImageKHR) eglGetProcAddress("eglDestroyImageKHR"); } #endif + + if (QEgl::hasExtension("EGL_NOK_swap_region2")) { + qt_eglSwapBuffersRegion2NOK = (_eglSwapBuffersRegion2NOK) eglGetProcAddress("eglSwapBuffersRegion2NOK"); + } } return dpy; @@ -591,6 +623,18 @@ EGLBoolean QEgl::eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR img) return 0; } +EGLBoolean QEgl::eglSwapBuffersRegion2NOK(EGLDisplay dpy, EGLSurface surface, EGLint count, const EGLint *rects) +{ + if (qt_eglSwapBuffersRegion2NOK) + return qt_eglSwapBuffersRegion2NOK(dpy, surface, count, rects); + + QEgl::display(); // Initialises function pointers + if (qt_eglSwapBuffersRegion2NOK) + return qt_eglSwapBuffersRegion2NOK(dpy, surface, count, rects); + + qWarning("QEgl::eglSwapBuffersRegion2NOK() called but EGL_NOK_swap_region2 extension not present"); + return 0; +} #ifndef Q_WS_X11 EGLSurface QEgl::createSurface(QPaintDevice *device, EGLConfig cfg, const QEglProperties *properties) diff --git a/src/gui/egl/qegl_p.h b/src/gui/egl/qegl_p.h index 4fc1338..c214e88 100644 --- a/src/gui/egl/qegl_p.h +++ b/src/gui/egl/qegl_p.h @@ -224,6 +224,7 @@ namespace QEgl { // Extension functions Q_GUI_EXPORT EGLImageKHR eglCreateImageKHR(EGLDisplay dpy, EGLContext ctx, EGLenum target, EGLClientBuffer buffer, const EGLint *attrib_list); Q_GUI_EXPORT EGLBoolean eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR img); + Q_GUI_EXPORT EGLBoolean eglSwapBuffersRegion2NOK(EGLDisplay dpy, EGLSurface surface, EGLint count, const EGLint *rects); #ifdef Q_WS_X11 Q_GUI_EXPORT VisualID getCompatibleVisualId(EGLConfig config); diff --git a/src/gui/egl/qegl_stub.cpp b/src/gui/egl/qegl_stub.cpp index 86a7aab..1adb56c 100644 --- a/src/gui/egl/qegl_stub.cpp +++ b/src/gui/egl/qegl_stub.cpp @@ -176,6 +176,14 @@ bool QEglContext::swapBuffers(EGLSurface surface) return false; } +bool QEglContext::swapBuffersRegion2NOK(EGLSurface surface, const QRegion *region) +{ + Q_UNUSED(surface) + Q_UNUSED(region) + NOEGL + return false; +} + int QEglContext::configAttrib(int name) const { Q_UNUSED(name) @@ -208,6 +216,15 @@ EGLBoolean QEgl::eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR img) return 0; } +EGLBoolean QEgl::eglSwapBuffersRegion2NOK(EGLDisplay dpy, EGLSurface surface, EGLint count, const EGLint *rects) +{ + Q_UNUSED(dpy); + Q_UNUSED(surface); + Q_UNUSED(count); + Q_UNUSED(rects); + NOEGL + return 0; +} #ifndef Q_WS_X11 EGLSurface QEgl::createSurface(QPaintDevice *device, EGLConfig cfg, const QEglProperties *properties) diff --git a/src/gui/egl/qeglcontext_p.h b/src/gui/egl/qeglcontext_p.h index ccde00d..cae8164 100644 --- a/src/gui/egl/qeglcontext_p.h +++ b/src/gui/egl/qeglcontext_p.h @@ -84,6 +84,7 @@ public: bool doneCurrent(); bool lazyDoneCurrent(); bool swapBuffers(EGLSurface surface); + bool swapBuffersRegion2NOK(EGLSurface surface, const QRegion *region); int configAttrib(int name) const; diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp index 8a419b4..51dc543 100644 --- a/src/gui/graphicsview/qgraphicsitem.cpp +++ b/src/gui/graphicsview/qgraphicsitem.cpp @@ -411,6 +411,11 @@ these notifications are disabled by default. You must enable this flag to receive notifications for scene position changes. This flag was introduced in Qt 4.6. + + \omitvalue ItemStopsClickFocusPropagation \omit The item stops propagating + click focus to items underneath when being clicked on. This flag + allows you create a non-focusable item that can be clicked on without + changing the focus. \endomit */ /*! @@ -11435,6 +11440,9 @@ QDebug operator<<(QDebug debug, QGraphicsItem::GraphicsItemFlag flag) case QGraphicsItem::ItemSendsScenePositionChanges: str = "ItemSendsScenePositionChanges"; break; + case QGraphicsItem::ItemStopsClickFocusPropagation: + str = "ItemStopsClickFocusPropagation"; + break; } debug << str; return debug; diff --git a/src/gui/graphicsview/qgraphicsitem.h b/src/gui/graphicsview/qgraphicsitem.h index d7d5332..3c193cd 100644 --- a/src/gui/graphicsview/qgraphicsitem.h +++ b/src/gui/graphicsview/qgraphicsitem.h @@ -106,7 +106,8 @@ public: ItemNegativeZStacksBehindParent = 0x2000, ItemIsPanel = 0x4000, ItemIsFocusScope = 0x8000, // internal - ItemSendsScenePositionChanges = 0x10000 + ItemSendsScenePositionChanges = 0x10000, + ItemStopsClickFocusPropagation = 0x20000 // NB! Don't forget to increase the d_ptr->flags bit field by 1 when adding a new flag. }; Q_DECLARE_FLAGS(GraphicsItemFlags, GraphicsItemFlag) diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h index bde6e7d..f9f5d3d 100644 --- a/src/gui/graphicsview/qgraphicsitem_p.h +++ b/src/gui/graphicsview/qgraphicsitem_p.h @@ -556,7 +556,7 @@ public: quint32 dirtyChildrenBoundingRect : 1; // Packed 32 bits - quint32 flags : 17; + quint32 flags : 18; quint32 paintedViewBoundingRectsNeedRepaint : 1; quint32 dirtySceneTransform : 1; quint32 geometryChanged : 1; @@ -571,9 +571,9 @@ public: quint32 notifyBoundingRectChanged : 1; quint32 notifyInvalidated : 1; quint32 mouseSetsFocus : 1; - quint32 explicitActivate : 1; // New 32 bits + quint32 explicitActivate : 1; quint32 wantsActive : 1; quint32 holesInSiblingIndex : 1; quint32 sequentialOrdering : 1; @@ -582,7 +582,7 @@ public: quint32 pendingPolish : 1; quint32 mayHaveChildWithGraphicsEffect : 1; quint32 isDeclarativeItem : 1; - quint32 padding : 24; + quint32 padding : 23; // Optional stacking order int globalStackingOrder; diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp index e5264da..4bc7f4c 100644 --- a/src/gui/graphicsview/qgraphicsscene.cpp +++ b/src/gui/graphicsview/qgraphicsscene.cpp @@ -1335,6 +1335,8 @@ void QGraphicsScenePrivate::mousePressEventHandler(QGraphicsSceneMouseEvent *mou break; } } + if (item->d_ptr->flags & QGraphicsItem::ItemStopsClickFocusPropagation) + break; if (item->isPanel()) break; } diff --git a/src/gui/image/qimage.cpp b/src/gui/image/qimage.cpp index bb8a994..79f266d 100644 --- a/src/gui/image/qimage.cpp +++ b/src/gui/image/qimage.cpp @@ -2338,6 +2338,12 @@ static bool convert_indexed8_to_ARGB_PM_inplace(QImageData *data, Qt::ImageConve const int width = data->width; const int src_pad = data->bytes_per_line - width; const int dest_pad = (dst_bytes_per_line >> 2) - width; + if (data->colortable.size() == 0) { + data->colortable.resize(256); + for (int i = 0; i < 256; ++i) + data->colortable[i] = qRgb(i, i, i); + } + const int tableSize = data->colortable.size() - 1; for (int i = 0; i < data->height; ++i) { src_data -= src_pad; @@ -2345,7 +2351,7 @@ static bool convert_indexed8_to_ARGB_PM_inplace(QImageData *data, Qt::ImageConve for (int pixI = 0; pixI < width; ++pixI) { --src_data; --dest_data; - const uint pixel = data->colortable[*src_data]; + const uint pixel = data->colortable[qMin<int>(tableSize, *src_data)]; *dest_data = (quint32) PREMUL(pixel); } } @@ -2377,6 +2383,12 @@ static bool convert_indexed8_to_RGB_inplace(QImageData *data, Qt::ImageConversio const int width = data->width; const int src_pad = data->bytes_per_line - width; const int dest_pad = (dst_bytes_per_line >> 2) - width; + if (data->colortable.size() == 0) { + data->colortable.resize(256); + for (int i = 0; i < 256; ++i) + data->colortable[i] = qRgb(i, i, i); + } + const int tableSize = data->colortable.size() - 1; for (int i = 0; i < data->height; ++i) { src_data -= src_pad; @@ -2384,7 +2396,7 @@ static bool convert_indexed8_to_RGB_inplace(QImageData *data, Qt::ImageConversio for (int pixI = 0; pixI < width; ++pixI) { --src_data; --dest_data; - *dest_data = (quint32) data->colortable[*src_data]; + *dest_data = (quint32) data->colortable[qMin<int>(tableSize, *src_data)]; } } @@ -2415,6 +2427,12 @@ static bool convert_indexed8_to_RGB16_inplace(QImageData *data, Qt::ImageConvers const int width = data->width; const int src_pad = data->bytes_per_line - width; const int dest_pad = (dst_bytes_per_line >> 1) - width; + if (data->colortable.size() == 0) { + data->colortable.resize(256); + for (int i = 0; i < 256; ++i) + data->colortable[i] = qRgb(i, i, i); + } + const int tableSize = data->colortable.size() - 1; for (int i = 0; i < data->height; ++i) { src_data -= src_pad; @@ -2422,7 +2440,7 @@ static bool convert_indexed8_to_RGB16_inplace(QImageData *data, Qt::ImageConvers for (int pixI = 0; pixI < width; ++pixI) { --src_data; --dest_data; - const uint pixel = data->colortable[*src_data]; + const uint pixel = data->colortable[qMin<int>(tableSize, *src_data)]; *dest_data = qt_colorConvert<quint16, quint32>(pixel, 0); } } @@ -4061,7 +4079,7 @@ void QImage::setPixel(int x, int y, uint index_or_rgb) } break; case Format_Indexed8: - if (index_or_rgb > (uint)d->colortable.size()) { + if (index_or_rgb >= (uint)d->colortable.size()) { qWarning("QImage::setPixel: Index %d out of range", index_or_rgb); return; } diff --git a/src/gui/image/qpixmap.cpp b/src/gui/image/qpixmap.cpp index fd2c139..ef9be8f 100644 --- a/src/gui/image/qpixmap.cpp +++ b/src/gui/image/qpixmap.cpp @@ -2018,7 +2018,7 @@ void QPixmap::detach() the color table. If this is too expensive an operation, you can use QBitmap::fromImage() instead. - \sa toImage(), {QPixmap#Pixmap Conversion}{Pixmap Conversion} + \sa fromImageReader(), toImage(), {QPixmap#Pixmap Conversion}{Pixmap Conversion} */ QPixmap QPixmap::fromImage(const QImage &image, Qt::ImageConversionFlags flags) { @@ -2033,6 +2033,27 @@ QPixmap QPixmap::fromImage(const QImage &image, Qt::ImageConversionFlags flags) } /*! + \fn QPixmap QPixmap::fromImageReader(QImageReader *imageReader, Qt::ImageConversionFlags flags) + + Create a QPixmap from an image read directly from an \a imageReader. + The \a flags argument is a bitwise-OR of the \l{Qt::ImageConversionFlags}. + Passing 0 for \a flags sets all the default options. + + On some systems, reading an image directly to QPixmap can use less memory than + reading a QImage to convert it to QPixmap. + + \sa fromImage(), toImage(), {QPixmap#Pixmap Conversion}{Pixmap Conversion} +*/ +QPixmap QPixmap::fromImageReader(QImageReader *imageReader, Qt::ImageConversionFlags flags) +{ + QGraphicsSystem *gs = QApplicationPrivate::graphicsSystem(); + QScopedPointer<QPixmapData> data(gs ? gs->createPixmapData(QPixmapData::PixmapType) + : QGraphicsSystem::createDefaultPixmapData(QPixmapData::PixmapType)); + data->fromImageReader(imageReader, flags); + return QPixmap(data.take()); +} + +/*! \fn QPixmap QPixmap::grabWindow(WId window, int x, int y, int width, int height) diff --git a/src/gui/image/qpixmap.h b/src/gui/image/qpixmap.h index 82546da..64ca8a3 100644 --- a/src/gui/image/qpixmap.h +++ b/src/gui/image/qpixmap.h @@ -62,6 +62,7 @@ QT_BEGIN_NAMESPACE QT_MODULE(Gui) class QImageWriter; +class QImageReader; class QColor; class QVariant; class QX11Info; @@ -134,6 +135,7 @@ public: QImage toImage() const; static QPixmap fromImage(const QImage &image, Qt::ImageConversionFlags flags = Qt::AutoColor); + static QPixmap fromImageReader(QImageReader *imageReader, Qt::ImageConversionFlags flags = Qt::AutoColor); bool load(const QString& fileName, const char *format = 0, Qt::ImageConversionFlags flags = Qt::AutoColor); bool loadFromData(const uchar *buf, uint len, const char* format = 0, Qt::ImageConversionFlags flags = Qt::AutoColor); diff --git a/src/gui/image/qpixmap_raster.cpp b/src/gui/image/qpixmap_raster.cpp index 13c03a1..53f3559 100644 --- a/src/gui/image/qpixmap_raster.cpp +++ b/src/gui/image/qpixmap_raster.cpp @@ -152,9 +152,25 @@ void QRasterPixmapData::fromImage(const QImage &sourceImage, createPixmapForImage(image, flags, /* inplace = */false); } +void QRasterPixmapData::fromImageReader(QImageReader *imageReader, + Qt::ImageConversionFlags flags) +{ + Q_UNUSED(flags); + QImage image = imageReader->read(); + if (image.isNull()) + return; + + createPixmapForImage(image, flags, /* inplace = */true); +} + // from qwindowsurface.cpp extern void qt_scrollRectInImage(QImage &img, const QRect &rect, const QPoint &offset); +void QRasterPixmapData::copy(const QPixmapData *data, const QRect &rect) +{ + fromImage(data->toImage(rect).copy(), Qt::NoOpaqueDetection); +} + bool QRasterPixmapData::scroll(int dx, int dy, const QRect &rect) { if (!image.isNull()) @@ -289,6 +305,20 @@ QImage QRasterPixmapData::toImage() const return image; } +QImage QRasterPixmapData::toImage(const QRect &rect) const +{ + if (rect.isNull()) + return image; + + QRect clipped = rect.intersected(QRect(0, 0, w, h)); + if (d % 8 == 0) + return QImage(image.scanLine(clipped.y()) + clipped.x() * (d / 8), + clipped.width(), clipped.height(), + image.bytesPerLine(), image.format()); + else + return image.copy(clipped); +} + void QRasterPixmapData::setAlphaChannel(const QPixmap &alphaChannel) { image.setAlphaChannel(alphaChannel.toImage()); diff --git a/src/gui/image/qpixmap_raster_p.h b/src/gui/image/qpixmap_raster_p.h index d7e3f85..36a9b2f 100644 --- a/src/gui/image/qpixmap_raster_p.h +++ b/src/gui/image/qpixmap_raster_p.h @@ -74,13 +74,16 @@ public: void fromFile(const QString &filename, Qt::ImageConversionFlags flags); bool fromData(const uchar *buffer, uint len, const char *format, Qt::ImageConversionFlags flags); void fromImage(const QImage &image, Qt::ImageConversionFlags flags); + void fromImageReader(QImageReader *imageReader, Qt::ImageConversionFlags flags); + void copy(const QPixmapData *data, const QRect &rect); bool scroll(int dx, int dy, const QRect &rect); void fill(const QColor &color); void setMask(const QBitmap &mask); bool hasAlphaChannel() const; void setAlphaChannel(const QPixmap &alphaChannel); QImage toImage() const; + QImage toImage(const QRect &rect) const; QPaintEngine* paintEngine() const; QImage* buffer(); diff --git a/src/gui/image/qpixmap_x11.cpp b/src/gui/image/qpixmap_x11.cpp index e8dc5ae..3d9c363 100644 --- a/src/gui/image/qpixmap_x11.cpp +++ b/src/gui/image/qpixmap_x11.cpp @@ -1458,6 +1458,105 @@ int QX11PixmapData::metric(QPaintDevice::PaintDeviceMetric metric) const } } +struct QXImageWrapper +{ + XImage *xi; +}; + +bool QX11PixmapData::canTakeQImageFromXImage(const QXImageWrapper &xiWrapper) const +{ + XImage *xi = xiWrapper.xi; + + // ARGB32_Premultiplied + if (picture && depth() == 32) + return true; + + Visual *visual = (Visual *)xinfo.visual(); + + // RGB32 + if (depth() == 24 && xi->bits_per_pixel == 32 && visual->red_mask == 0xff0000 + && visual->green_mask == 0xff00 && visual->blue_mask == 0xff) + return true; + + // RGB16 + if (depth() == 16 && xi->bits_per_pixel == 16 && visual->red_mask == 0xf800 + && visual->green_mask == 0x7e0 && visual->blue_mask == 0x1f) + return true; + + return false; +} + +QImage QX11PixmapData::takeQImageFromXImage(const QXImageWrapper &xiWrapper) const +{ + XImage *xi = xiWrapper.xi; + + QImage::Format format = QImage::Format_ARGB32_Premultiplied; + if (depth() == 24) + format = QImage::Format_RGB32; + else if (depth() == 16) + format = QImage::Format_RGB16; + + QImage image((uchar *)xi->data, xi->width, xi->height, xi->bytes_per_line, format); + // take ownership + image.data_ptr()->own_data = true; + xi->data = 0; + + // we may have to swap the byte order + if ((QSysInfo::ByteOrder == QSysInfo::LittleEndian && xi->byte_order == MSBFirst) + || (QSysInfo::ByteOrder == QSysInfo::BigEndian && xi->byte_order == LSBFirst)) + { + for (int i=0; i < image.height(); i++) { + if (depth() == 16) { + ushort *p = (ushort*)image.scanLine(i); + ushort *end = p + image.width(); + while (p < end) { + *p = ((*p << 8) & 0xff00) | ((*p >> 8) & 0x00ff); + p++; + } + } else { + uint *p = (uint*)image.scanLine(i); + uint *end = p + image.width(); + while (p < end) { + *p = ((*p << 24) & 0xff000000) | ((*p << 8) & 0x00ff0000) + | ((*p >> 8) & 0x0000ff00) | ((*p >> 24) & 0x000000ff); + p++; + } + } + } + } + + // fix-up alpha channel + if (format == QImage::Format_RGB32) { + QRgb *p = (QRgb *)image.bits(); + for (int y = 0; y < xi->height; ++y) { + for (int x = 0; x < xi->width; ++x) + p[x] |= 0xff000000; + p += xi->bytes_per_line / 4; + } + } + + XDestroyImage(xi); + return image; +} + +QImage QX11PixmapData::toImage(const QRect &rect) const +{ + QXImageWrapper xiWrapper; + xiWrapper.xi = XGetImage(X11->display, hd, rect.x(), rect.y(), rect.width(), rect.height(), + AllPlanes, (depth() == 1) ? XYPixmap : ZPixmap); + + Q_CHECK_PTR(xiWrapper.xi); + if (!xiWrapper.xi) + return QImage(); + + if (canTakeQImageFromXImage(xiWrapper)) + return takeQImageFromXImage(xiWrapper); + + QImage image = toImage(xiWrapper, rect); + qSafeXDestroyImage(xiWrapper.xi); + return image; +} + /*! Converts the pixmap to a QImage. Returns a null image if the conversion fails. @@ -1475,6 +1574,13 @@ int QX11PixmapData::metric(QPaintDevice::PaintDeviceMetric metric) const QImage QX11PixmapData::toImage() const { + return toImage(QRect(0, 0, w, h)); +} + +QImage QX11PixmapData::toImage(const QXImageWrapper &xiWrapper, const QRect &rect) const +{ + XImage *xi = xiWrapper.xi; + int d = depth(); Visual *visual = (Visual *)xinfo.visual(); bool trucol = (visual->c_class >= TrueColor) && d > 1; @@ -1492,59 +1598,21 @@ QImage QX11PixmapData::toImage() const format = QImage::Format_RGB32; } - XImage *xi = XGetImage(X11->display, hd, 0, 0, w, h, AllPlanes, - (d == 1) ? XYPixmap : ZPixmap); - - Q_CHECK_PTR(xi); - if (!xi) - return QImage(); - - if (picture && depth() == 32) { - QImage image(w, h, QImage::Format_ARGB32_Premultiplied); - memcpy(image.bits(), xi->data, xi->bytes_per_line * xi->height); - - // we may have to swap the byte order - if ((QSysInfo::ByteOrder == QSysInfo::LittleEndian && xi->byte_order == MSBFirst) - || (QSysInfo::ByteOrder == QSysInfo::BigEndian && xi->byte_order == LSBFirst)) - { - for (int i=0; i < image.height(); i++) { - uint *p = (uint*)image.scanLine(i); - uint *end = p + image.width(); - if ((xi->byte_order == LSBFirst && QSysInfo::ByteOrder == QSysInfo::BigEndian) - || (xi->byte_order == MSBFirst && QSysInfo::ByteOrder == QSysInfo::LittleEndian)) { - while (p < end) { - *p = ((*p << 24) & 0xff000000) | ((*p << 8) & 0x00ff0000) - | ((*p >> 8) & 0x0000ff00) | ((*p >> 24) & 0x000000ff); - p++; - } - } else if (xi->byte_order == MSBFirst && QSysInfo::ByteOrder == QSysInfo::BigEndian) { - while (p < end) { - *p = ((*p << 16) & 0x00ff0000) | ((*p >> 16) & 0x000000ff) - | ((*p ) & 0xff00ff00); - p++; - } - } - } - } - - // throw away image data - qSafeXDestroyImage(xi); - - return image; - } - if (d == 1 && xi->bitmap_bit_order == LSBFirst) format = QImage::Format_MonoLSB; if (x11_mask && format == QImage::Format_RGB32) format = QImage::Format_ARGB32; - QImage image(w, h, format); + QImage image(xi->width, xi->height, format); if (image.isNull()) // could not create image return image; QImage alpha; if (x11_mask) { - alpha = mask().toImage(); + if (rect.contains(QRect(0, 0, w, h))) + alpha = mask().toImage(); + else + alpha = mask().toImage().copy(rect); } bool ale = alpha.format() == QImage::Format_MonoLSB; @@ -1587,11 +1655,11 @@ QImage QX11PixmapData::toImage() const if (bppc > 8 && xi->byte_order == LSBFirst) bppc++; - for (int y = 0; y < h; ++y) { + for (int y = 0; y < xi->height; ++y) { uchar* asrc = x11_mask ? alpha.scanLine(y) : 0; dst = (QRgb *)image.scanLine(y); src = (uchar *)xi->data + xi->bytes_per_line*y; - for (int x = 0; x < w; x++) { + for (int x = 0; x < xi->width; x++) { switch (bppc) { case 8: pixel = *src++; @@ -1621,8 +1689,8 @@ QImage QX11PixmapData::toImage() const src += 4; break; default: // should not really happen - x = w; // leave loop - y = h; + x = xi->width; // leave loop + y = xi->height; pixel = 0; // eliminate compiler warning qWarning("QPixmap::convertToImage: Invalid depth %d", bppc); } @@ -1660,7 +1728,7 @@ QImage QX11PixmapData::toImage() const } else if (xi->bits_per_pixel == d) { // compatible depth char *xidata = xi->data; // copy each scanline int bpl = qMin(image.bytesPerLine(),xi->bytes_per_line); - for (int y=0; y<h; y++) { + for (int y=0; y<xi->height; y++) { memcpy(image.scanLine(y), xidata, bpl); xidata += xi->bytes_per_line; } @@ -1686,17 +1754,17 @@ QImage QX11PixmapData::toImage() const bpl = image.bytesPerLine(); if (x11_mask) { // which pixels are used? - for (int i = 0; i < h; i++) { + for (int i = 0; i < xi->height; i++) { uchar* asrc = alpha.scanLine(i); p = image.scanLine(i); if (ale) { - for (int x = 0; x < w; x++) { + for (int x = 0; x < xi->width; x++) { if (asrc[x >> 3] & (1 << (x & 7))) use[*p] = 1; ++p; } } else { - for (int x = 0; x < w; x++) { + for (int x = 0; x < xi->width; x++) { if (asrc[x >> 3] & (0x80 >> (x & 7))) use[*p] = 1; ++p; @@ -1704,7 +1772,7 @@ QImage QX11PixmapData::toImage() const } } } else { - for (int i = 0; i < h; i++) { + for (int i = 0; i < xi->height; i++) { p = image.scanLine(i); end = p + bpl; while (p < end) @@ -1716,7 +1784,7 @@ QImage QX11PixmapData::toImage() const if (use[i]) pix[i] = ncols++; } - for (int i = 0; i < h; i++) { // translate pixels + for (int i = 0; i < xi->height; i++) { // translate pixels p = image.scanLine(i); end = p + bpl; while (p < end) { @@ -1736,17 +1804,17 @@ QImage QX11PixmapData::toImage() const // use first pixel in image (as good as any). trans = image.scanLine(0)[0]; } - for (int i = 0; i < h; i++) { + for (int i = 0; i < xi->height; i++) { uchar* asrc = alpha.scanLine(i); p = image.scanLine(i); if (ale) { - for (int x = 0; x < w; x++) { + for (int x = 0; x < xi->width; x++) { if (!(asrc[x >> 3] & (1 << (x & 7)))) *p = trans; ++p; } } else { - for (int x = 0; x < w; x++) { + for (int x = 0; x < xi->width; x++) { if (!(asrc[x >> 3] & (1 << (7 -(x & 7))))) *p = trans; ++p; @@ -1764,8 +1832,6 @@ QImage QX11PixmapData::toImage() const } } - qSafeXDestroyImage(xi); - return image; } diff --git a/src/gui/image/qpixmap_x11_p.h b/src/gui/image/qpixmap_x11_p.h index 7575838..821fb69 100644 --- a/src/gui/image/qpixmap_x11_p.h +++ b/src/gui/image/qpixmap_x11_p.h @@ -62,6 +62,8 @@ QT_BEGIN_NAMESPACE class QX11PaintEngine; +struct QXImageWrapper; + class Q_GUI_EXPORT QX11PixmapData : public QPixmapData { public: @@ -87,6 +89,7 @@ public: QPixmap transformed(const QTransform &transform, Qt::TransformationMode mode) const; QImage toImage() const; + QImage toImage(const QRect &rect) const; QPaintEngine* paintEngine() const; Qt::HANDLE handle() const { return hd; } @@ -116,10 +119,15 @@ private: void release(); + QImage toImage(const QXImageWrapper &xi, const QRect &rect) const; + QBitmap mask_to_bitmap(int screen) const; static Qt::HANDLE bitmap_to_mask(const QBitmap &, int screen); void bitmapFromImage(const QImage &image); + bool canTakeQImageFromXImage(const QXImageWrapper &xi) const; + QImage takeQImageFromXImage(const QXImageWrapper &xi) const; + Qt::HANDLE hd; enum Flag { diff --git a/src/gui/image/qpixmapdata.cpp b/src/gui/image/qpixmapdata.cpp index 31ca909..ef1f6c4 100644 --- a/src/gui/image/qpixmapdata.cpp +++ b/src/gui/image/qpixmapdata.cpp @@ -124,6 +124,13 @@ static QImage makeBitmapCompliantIfNeeded(QPixmapData *d, const QImage &image, Q return image; } +void QPixmapData::fromImageReader(QImageReader *imageReader, + Qt::ImageConversionFlags flags) +{ + const QImage image = imageReader->read(); + fromImage(image, flags); +} + bool QPixmapData::fromFile(const QString &fileName, const char *format, Qt::ImageConversionFlags flags) { @@ -146,7 +153,7 @@ bool QPixmapData::fromData(const uchar *buf, uint len, const char *format, Qt::I void QPixmapData::copy(const QPixmapData *data, const QRect &rect) { - fromImage(data->toImage().copy(rect), Qt::NoOpaqueDetection); + fromImage(data->toImage(rect), Qt::NoOpaqueDetection); } bool QPixmapData::scroll(int dx, int dy, const QRect &rect) @@ -255,6 +262,14 @@ void QPixmapData::setSerialNumber(int serNo) ser_no = serNo; } +QImage QPixmapData::toImage(const QRect &rect) const +{ + if (rect.contains(QRect(0, 0, w, h))) + return toImage(); + else + return toImage().copy(rect); +} + QImage* QPixmapData::buffer() { return 0; diff --git a/src/gui/image/qpixmapdata_p.h b/src/gui/image/qpixmapdata_p.h index 60ed26a..ec62b0b 100644 --- a/src/gui/image/qpixmapdata_p.h +++ b/src/gui/image/qpixmapdata_p.h @@ -58,6 +58,8 @@ QT_BEGIN_NAMESPACE +class QImageReader; + class Q_GUI_EXPORT QPixmapData { public: @@ -83,6 +85,8 @@ public: virtual void resize(int width, int height) = 0; virtual void fromImage(const QImage &image, Qt::ImageConversionFlags flags) = 0; + virtual void fromImageReader(QImageReader *imageReader, + Qt::ImageConversionFlags flags); virtual bool fromFile(const QString &filename, const char *format, Qt::ImageConversionFlags flags); @@ -102,6 +106,7 @@ public: virtual void setAlphaChannel(const QPixmap &alphaChannel); virtual QPixmap alphaChannel() const; virtual QImage toImage() const = 0; + virtual QImage toImage(const QRect &rect) const; virtual QPaintEngine* paintEngine() const = 0; inline int serialNumber() const { return ser_no; } diff --git a/src/gui/kernel/qapplication_x11.cpp b/src/gui/kernel/qapplication_x11.cpp index 3664743..e4d9848 100644 --- a/src/gui/kernel/qapplication_x11.cpp +++ b/src/gui/kernel/qapplication_x11.cpp @@ -2155,7 +2155,7 @@ void qt_init(QApplicationPrivate *priv, int, X11->fc_scale = fc_scale; for (int s = 0; s < ScreenCount(X11->display); ++s) { int subpixel = FC_RGBA_UNKNOWN; -#if RENDER_MAJOR > 0 || RENDER_MINOR >= 6 +#if !defined(QT_NO_XRENDER) && (RENDER_MAJOR > 0 || RENDER_MINOR >= 6) if (X11->use_xrender) { int rsp = XRenderQuerySubpixelOrder(X11->display, s); switch (rsp) { diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp index bfa1136..ca9556b 100644 --- a/src/gui/painting/qdrawhelper.cpp +++ b/src/gui/painting/qdrawhelper.cpp @@ -5014,7 +5014,8 @@ Q_STATIC_TEMPLATE_FUNCTION void blendTiled(int count, const QSpan *spans, void * length -= copy_image_width; copy_image_width *= 2; } - qt_memconvert(dest, src, length); + if (length > 0) + qt_memconvert(dest, src, length); } else { while (length) { int l = qMin(image_width - sx, length); @@ -7817,6 +7818,15 @@ void qInitDrawhelperAsm() #ifdef QT_HAVE_SSE2 if (features & SSE2) { + extern void QT_FASTCALL comp_func_SourceOver_sse2(uint *destPixels, + const uint *srcPixels, + int length, + uint const_alpha); + extern void QT_FASTCALL comp_func_solid_SourceOver_sse2(uint *destPixels, int length, uint color, uint const_alpha); + + functionForModeAsm[0] = comp_func_SourceOver_sse2; + functionForModeSolidAsm[0] = comp_func_solid_SourceOver_sse2; + extern void qt_blend_rgb32_on_rgb32_sse2(uchar *destPixels, int dbpl, const uchar *srcPixels, int sbpl, int w, int h, @@ -7826,7 +7836,6 @@ void qInitDrawhelperAsm() int w, int h, int const_alpha); - qBlendFunctions[QImage::Format_RGB32][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32_sse2; qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32_sse2; qBlendFunctions[QImage::Format_RGB32][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32_sse2; @@ -7890,8 +7899,12 @@ void qInitDrawhelperAsm() qDrawHelper[QImage::Format_RGB16].alphamapBlit = qt_alphamapblit_quint16_neon; functionForMode_C[QPainter::CompositionMode_SourceOver] = qt_blend_argb32_on_argb32_scanline_neon; + functionForModeSolid_C[QPainter::CompositionMode_SourceOver] = comp_func_solid_SourceOver_neon; destFetchProc[QImage::Format_RGB16] = qt_destFetchRGB16_neon; destStoreProc[QImage::Format_RGB16] = qt_destStoreRGB16_neon; + + qMemRotateFunctions[QImage::Format_RGB16][0] = qt_memrotate90_16_neon; + qMemRotateFunctions[QImage::Format_RGB16][2] = qt_memrotate270_16_neon; } #endif diff --git a/src/gui/painting/qdrawhelper_neon.cpp b/src/gui/painting/qdrawhelper_neon.cpp index ee5f24a..03fe075 100644 --- a/src/gui/painting/qdrawhelper_neon.cpp +++ b/src/gui/painting/qdrawhelper_neon.cpp @@ -579,6 +579,193 @@ void QT_FASTCALL qt_destStoreRGB16_neon(QRasterBuffer *rasterBuffer, int x, int } } +void QT_FASTCALL comp_func_solid_SourceOver_neon(uint *destPixels, int length, uint color, uint const_alpha) +{ + if ((const_alpha & qAlpha(color)) == 255) { + QT_MEMFILL_UINT(destPixels, length, color); + } else { + if (const_alpha != 255) + color = BYTE_MUL(color, const_alpha); + + const quint32 minusAlphaOfColor = qAlpha(~color); + int x = 0; + + uint32_t *dst = (uint32_t *) destPixels; + const uint32x4_t colorVector = vdupq_n_u32(color); + uint16x8_t half = vdupq_n_u16(0x80); + const uint16x8_t minusAlphaOfColorVector = vdupq_n_u16(minusAlphaOfColor); + + for (; x < length-3; x += 4) { + uint32x4_t dstVector = vld1q_u32(&dst[x]); + + const uint8x16_t dst8 = vreinterpretq_u8_u32(dstVector); + + const uint8x8_t dst8_low = vget_low_u8(dst8); + const uint8x8_t dst8_high = vget_high_u8(dst8); + + const uint16x8_t dst16_low = vmovl_u8(dst8_low); + const uint16x8_t dst16_high = vmovl_u8(dst8_high); + + const uint16x8_t result16_low = qvbyte_mul_u16(dst16_low, minusAlphaOfColorVector, half); + const uint16x8_t result16_high = qvbyte_mul_u16(dst16_high, minusAlphaOfColorVector, half); + + const uint32x2_t result32_low = vreinterpret_u32_u8(vmovn_u16(result16_low)); + const uint32x2_t result32_high = vreinterpret_u32_u8(vmovn_u16(result16_high)); + + uint32x4_t blendedPixels = vcombine_u32(result32_low, result32_high); + uint32x4_t colorPlusBlendedPixels = vaddq_u32(colorVector, blendedPixels); + vst1q_u32(&dst[x], colorPlusBlendedPixels); + } + + for (;x < length; ++x) + destPixels[x] = color + BYTE_MUL(destPixels[x], minusAlphaOfColor); + } +} + +static const int tileSize = 32; + +extern "C" void qt_rotate90_16_neon(quint16 *dst, const quint16 *src, int sstride, int dstride, int count); + +void qt_memrotate90_16_neon(const uchar *srcPixels, int w, int h, int sstride, uchar *destPixels, int dstride) +{ + const ushort *src = (const ushort *)srcPixels; + ushort *dest = (ushort *)destPixels; + + sstride /= sizeof(ushort); + dstride /= sizeof(ushort); + + const int pack = sizeof(quint32) / sizeof(ushort); + const int unaligned = + qMin(uint((quintptr(dest) & (sizeof(quint32)-1)) / sizeof(ushort)), uint(h)); + const int restX = w % tileSize; + const int restY = (h - unaligned) % tileSize; + const int unoptimizedY = restY % pack; + const int numTilesX = w / tileSize + (restX > 0); + const int numTilesY = (h - unaligned) / tileSize + (restY >= pack); + + for (int tx = 0; tx < numTilesX; ++tx) { + const int startx = w - tx * tileSize - 1; + const int stopx = qMax(startx - tileSize, 0); + + if (unaligned) { + for (int x = startx; x >= stopx; --x) { + ushort *d = dest + (w - x - 1) * dstride; + for (int y = 0; y < unaligned; ++y) { + *d++ = src[y * sstride + x]; + } + } + } + + for (int ty = 0; ty < numTilesY; ++ty) { + const int starty = ty * tileSize + unaligned; + const int stopy = qMin(starty + tileSize, h - unoptimizedY); + + int x = startx; + // qt_rotate90_16_neon writes to eight rows, four pixels at a time + for (; x >= stopx + 7; x -= 8) { + ushort *d = dest + (w - x - 1) * dstride + starty; + const ushort *s = &src[starty * sstride + x - 7]; + qt_rotate90_16_neon(d, s, sstride * 2, dstride * 2, stopy - starty); + } + + for (; x >= stopx; --x) { + quint32 *d = reinterpret_cast<quint32*>(dest + (w - x - 1) * dstride + starty); + for (int y = starty; y < stopy; y += pack) { + quint32 c = src[y * sstride + x]; + for (int i = 1; i < pack; ++i) { + const int shift = (sizeof(int) * 8 / pack * i); + const ushort color = src[(y + i) * sstride + x]; + c |= color << shift; + } + *d++ = c; + } + } + } + + if (unoptimizedY) { + const int starty = h - unoptimizedY; + for (int x = startx; x >= stopx; --x) { + ushort *d = dest + (w - x - 1) * dstride + starty; + for (int y = starty; y < h; ++y) { + *d++ = src[y * sstride + x]; + } + } + } + } +} + +extern "C" void qt_rotate270_16_neon(quint16 *dst, const quint16 *src, int sstride, int dstride, int count); + +void qt_memrotate270_16_neon(const uchar *srcPixels, int w, int h, + int sstride, + uchar *destPixels, int dstride) +{ + const ushort *src = (const ushort *)srcPixels; + ushort *dest = (ushort *)destPixels; + + sstride /= sizeof(ushort); + dstride /= sizeof(ushort); + + const int pack = sizeof(quint32) / sizeof(ushort); + const int unaligned = + qMin(uint((long(dest) & (sizeof(quint32)-1)) / sizeof(ushort)), uint(h)); + const int restX = w % tileSize; + const int restY = (h - unaligned) % tileSize; + const int unoptimizedY = restY % pack; + const int numTilesX = w / tileSize + (restX > 0); + const int numTilesY = (h - unaligned) / tileSize + (restY >= pack); + + for (int tx = 0; tx < numTilesX; ++tx) { + const int startx = tx * tileSize; + const int stopx = qMin(startx + tileSize, w); + + if (unaligned) { + for (int x = startx; x < stopx; ++x) { + ushort *d = dest + x * dstride; + for (int y = h - 1; y >= h - unaligned; --y) { + *d++ = src[y * sstride + x]; + } + } + } + + for (int ty = 0; ty < numTilesY; ++ty) { + const int starty = h - 1 - unaligned - ty * tileSize; + const int stopy = qMax(starty - tileSize, unoptimizedY); + + int x = startx; + // qt_rotate90_16_neon writes to eight rows, four pixels at a time + for (; x < stopx - 7; x += 8) { + ushort *d = dest + x * dstride + h - 1 - starty; + const ushort *s = &src[starty * sstride + x]; + qt_rotate90_16_neon(d + 7 * dstride, s, -sstride * 2, -dstride * 2, starty - stopy); + } + + for (; x < stopx; ++x) { + quint32 *d = reinterpret_cast<quint32*>(dest + x * dstride + + h - 1 - starty); + for (int y = starty; y > stopy; y -= pack) { + quint32 c = src[y * sstride + x]; + for (int i = 1; i < pack; ++i) { + const int shift = (sizeof(int) * 8 / pack * i); + const ushort color = src[(y - i) * sstride + x]; + c |= color << shift; + } + *d++ = c; + } + } + } + if (unoptimizedY) { + const int starty = unoptimizedY - 1; + for (int x = startx; x < stopx; ++x) { + ushort *d = dest + x * dstride + h - 1 - starty; + for (int y = starty; y >= 0; --y) { + *d++ = src[y * sstride + x]; + } + } + } + } +} + QT_END_NAMESPACE #endif // QT_HAVE_NEON diff --git a/src/gui/painting/qdrawhelper_neon_asm.S b/src/gui/painting/qdrawhelper_neon_asm.S index 9992817..d9cdc36 100644 --- a/src/gui/painting/qdrawhelper_neon_asm.S +++ b/src/gui/painting/qdrawhelper_neon_asm.S @@ -190,3 +190,108 @@ blend_8_pixels_rgb16_on_rgb16_neon: bx lr .endfunc + +/* void qt_rotate90_16_neon(quint16 *dst, const quint16 *src, int sstride, int dstride, int count) */ + .func qt_rotate90_16_neon + .global qt_rotate90_16_neon + /* For ELF format also set function visibility to hidden */ +#ifdef __ELF__ + .hidden qt_rotate90_16_neon + .type qt_rotate90_16_neon, %function +#endif +qt_rotate90_16_neon: + push { r4-r11, lr } + ldr r5, [sp, #(9*4)] + + /* The preloads are the key to getting good performance */ + pld [r1] + + mov r4, r5, asr #2 + add r6, r0, r3 + add r7, r6, r3 + + add r8, r7, r3 + add r9, r8, r3 + + pld [r1, r2] + + add r10, r9, r3 + add r11, r10, r3 + + add r3, r3, r11 + and r5, r5, #3 + + pld [r1, r2, lsl #1] + + cmp r4, #0 + beq .rotate90_16_tail + +.rotate90_16_loop: + vld1.16 { q8 }, [r1], r2 + + pld [r1, r2, lsl #1] + + vld1.16 { q9 }, [r1], r2 + vld1.16 { q10 }, [r1], r2 + vld1.16 { q11 }, [r1], r2 + + pld [r1] + + /* Could have used four quad-word zips instead, + but those take three cycles as opposed to one. */ + vzip.16 d16, d20 + vzip.16 d17, d21 + + vzip.16 d18, d22 + + pld [r1, r2] + + vzip.16 d19, d23 + + vzip.16 d16, d18 + vzip.16 d17, d19 + + pld [r1, r2, lsl #1] + + vzip.16 d20, d22 + vzip.16 d21, d23 + + vst1.16 { d23 }, [r0]! + vst1.16 { d21 }, [r6]! + vst1.16 { d19 }, [r7]! + vst1.16 { d17 }, [r8]! + vst1.16 { d22 }, [r9]! + vst1.16 { d20 }, [r10]! + vst1.16 { d18 }, [r11]! + vst1.16 { d16 }, [r3]! + + sub r4, r4, #1 + cmp r4, #0 + bne .rotate90_16_loop + b .rotate90_16_tail + +.rotate90_16_tail_loop: + sub r5, r5, #2 + + vld1.16 { q8 }, [r1], r2 + vld1.16 { q9 }, [r1], r2 + + vzip.16 d16, d18 + vzip.16 d17, d19 + + vst1.32 { d19[1] }, [r0]! + vst1.32 { d19[0] }, [r6]! + vst1.32 { d17[1] }, [r7]! + vst1.32 { d17[0] }, [r8]! + vst1.32 { d18[1] }, [r9]! + vst1.32 { d18[0] }, [r10]! + vst1.32 { d16[1] }, [r11]! + vst1.32 { d16[0] }, [r3]! + +.rotate90_16_tail: + cmp r5, #0 + bgt .rotate90_16_tail_loop + + pop { r4-r11, pc } + + .endfunc diff --git a/src/gui/painting/qdrawhelper_neon_p.h b/src/gui/painting/qdrawhelper_neon_p.h index d6a4509..cd2dbfc 100644 --- a/src/gui/painting/qdrawhelper_neon_p.h +++ b/src/gui/painting/qdrawhelper_neon_p.h @@ -120,6 +120,9 @@ void qt_transform_image_rgb16_on_rgb16_neon(uchar *destPixels, int dbpl, const QTransform &targetRectTransform, int const_alpha); +void qt_memrotate90_16_neon(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl); +void qt_memrotate270_16_neon(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl); + uint * QT_FASTCALL qt_destFetchRGB16_neon(uint *buffer, QRasterBuffer *rasterBuffer, int x, int y, int length); @@ -127,6 +130,8 @@ uint * QT_FASTCALL qt_destFetchRGB16_neon(uint *buffer, void QT_FASTCALL qt_destStoreRGB16_neon(QRasterBuffer *rasterBuffer, int x, int y, const uint *buffer, int length); +void QT_FASTCALL comp_func_solid_SourceOver_neon(uint *destPixels, int length, uint color, uint const_alpha); + #endif // QT_HAVE_NEON QT_END_NAMESPACE diff --git a/src/gui/painting/qdrawhelper_p.h b/src/gui/painting/qdrawhelper_p.h index acf765c..97c78bb 100644 --- a/src/gui/painting/qdrawhelper_p.h +++ b/src/gui/painting/qdrawhelper_p.h @@ -152,6 +152,7 @@ typedef void (*SrcOverTransformFunc)(uchar *destPixels, int dbpl, const QTransform &targetRectTransform, int const_alpha); +typedef void (*MemRotateFunc)(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl); struct DrawHelper { ProcessSpans blendColor; @@ -165,6 +166,7 @@ struct DrawHelper { extern SrcOverBlendFunc qBlendFunctions[QImage::NImageFormats][QImage::NImageFormats]; extern SrcOverScaleFunc qScaleFunctions[QImage::NImageFormats][QImage::NImageFormats]; extern SrcOverTransformFunc qTransformFunctions[QImage::NImageFormats][QImage::NImageFormats]; +extern MemRotateFunc qMemRotateFunctions[QImage::NImageFormats][3]; extern DrawHelper qDrawHelper[QImage::NImageFormats]; diff --git a/src/gui/painting/qdrawhelper_sse2.cpp b/src/gui/painting/qdrawhelper_sse2.cpp index 6ac64d3..6cd8688 100644 --- a/src/gui/painting/qdrawhelper_sse2.cpp +++ b/src/gui/painting/qdrawhelper_sse2.cpp @@ -126,13 +126,100 @@ QT_BEGIN_NAMESPACE result = _mm_or_si128(finalAG, finalRB); \ } +// Basically blend src over dst with the const alpha defined as constAlphaVector. +// nullVector, half, one, colorMask are constant accross the whole image/texture, and should be defined as: +//const __m128i nullVector = _mm_set1_epi32(0); +//const __m128i half = _mm_set1_epi16(0x80); +//const __m128i one = _mm_set1_epi16(0xff); +//const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); +//const __m128i alphaMask = _mm_set1_epi32(0xff000000); +// +// The computation being done is: +// result = s + d * (1-alpha) +// with shortcuts if fully opaque or fully transparent. +#define BLEND_SOURCE_OVER_ARGB32_SSE2(dst, src, length, nullVector, half, one, colorMask, alphaMask) { \ + int x = 0; \ + for (; x < length-3; x += 4) { \ + const __m128i srcVector = _mm_loadu_si128((__m128i *)&src[x]); \ + const __m128i srcVectorAlpha = _mm_and_si128(srcVector, alphaMask); \ + if (_mm_movemask_epi8(_mm_cmpeq_epi32(srcVectorAlpha, alphaMask)) == 0xffff) { \ + /* all opaque */ \ + _mm_storeu_si128((__m128i *)&dst[x], srcVector); \ + } else if (_mm_movemask_epi8(_mm_cmpeq_epi32(srcVectorAlpha, nullVector)) != 0xffff) { \ + /* not fully transparent */ \ + /* extract the alpha channel on 2 x 16 bits */ \ + /* so we have room for the multiplication */ \ + /* each 32 bits will be in the form 0x00AA00AA */ \ + /* with A being the 1 - alpha */ \ + __m128i alphaChannel = _mm_srli_epi32(srcVector, 24); \ + alphaChannel = _mm_or_si128(alphaChannel, _mm_slli_epi32(alphaChannel, 16)); \ + alphaChannel = _mm_sub_epi16(one, alphaChannel); \ + \ + const __m128i dstVector = _mm_loadu_si128((__m128i *)&dst[x]); \ + __m128i destMultipliedByOneMinusAlpha; \ + BYTE_MUL_SSE2(destMultipliedByOneMinusAlpha, dstVector, alphaChannel, colorMask, half); \ + \ + /* result = s + d * (1-alpha) */\ + const __m128i result = _mm_add_epi8(srcVector, destMultipliedByOneMinusAlpha); \ + _mm_storeu_si128((__m128i *)&dst[x], result); \ + } \ + } \ + for (; x < length; ++x) { \ + uint s = src[x]; \ + if (s >= 0xff000000) \ + dst[x] = s; \ + else if (s != 0) \ + dst[x] = s + BYTE_MUL(dst[x], qAlpha(~s)); \ + } \ +} + +// Basically blend src over dst with the const alpha defined as constAlphaVector. +// nullVector, half, one, colorMask are constant accross the whole image/texture, and should be defined as: +//const __m128i nullVector = _mm_set1_epi32(0); +//const __m128i half = _mm_set1_epi16(0x80); +//const __m128i one = _mm_set1_epi16(0xff); +//const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); +// +// The computation being done is: +// dest = (s + d * sia) * ca + d * cia +// = s * ca + d * (sia * ca + cia) +// = s * ca + d * (1 - sa*ca) +#define BLEND_SOURCE_OVER_ARGB32_WITH_CONST_ALPHA_SSE2(dst, src, length, nullVector, half, one, colorMask, constAlphaVector) \ +{ \ + int x = 0; \ + for (; x < length-3; x += 4) { \ + __m128i srcVector = _mm_loadu_si128((__m128i *)&src[x]); \ + if (_mm_movemask_epi8(_mm_cmpeq_epi32(srcVector, nullVector)) != 0xffff) { \ + BYTE_MUL_SSE2(srcVector, srcVector, constAlphaVector, colorMask, half); \ +\ + __m128i alphaChannel = _mm_srli_epi32(srcVector, 24); \ + alphaChannel = _mm_or_si128(alphaChannel, _mm_slli_epi32(alphaChannel, 16)); \ + alphaChannel = _mm_sub_epi16(one, alphaChannel); \ + \ + const __m128i dstVector = _mm_loadu_si128((__m128i *)&dst[x]); \ + __m128i destMultipliedByOneMinusAlpha; \ + BYTE_MUL_SSE2(destMultipliedByOneMinusAlpha, dstVector, alphaChannel, colorMask, half); \ + \ + const __m128i result = _mm_add_epi8(srcVector, destMultipliedByOneMinusAlpha); \ + _mm_storeu_si128((__m128i *)&dst[x], result); \ + } \ + } \ + for (; x < length; ++x) { \ + quint32 s = src[x]; \ + if (s != 0) { \ + s = BYTE_MUL(s, const_alpha); \ + dst[x] = s + BYTE_MUL(dst[x], qAlpha(~s)); \ + } \ + } \ +} + void qt_blend_argb32_on_argb32_sse2(uchar *destPixels, int dbpl, const uchar *srcPixels, int sbpl, int w, int h, int const_alpha) { const quint32 *src = (const quint32 *) srcPixels; - quint32 *dst = (uint *) destPixels; + quint32 *dst = (quint32 *) destPixels; if (const_alpha == 256) { const __m128i alphaMask = _mm_set1_epi32(0xff000000); const __m128i nullVector = _mm_set1_epi32(0); @@ -140,41 +227,7 @@ void qt_blend_argb32_on_argb32_sse2(uchar *destPixels, int dbpl, const __m128i one = _mm_set1_epi16(0xff); const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); for (int y = 0; y < h; ++y) { - int x = 0; - for (; x < w-3; x += 4) { - const __m128i srcVector = _mm_loadu_si128((__m128i *)&src[x]); - const __m128i srcVectorAlpha = _mm_and_si128(srcVector, alphaMask); - if (_mm_movemask_epi8(_mm_cmpeq_epi32(srcVectorAlpha, alphaMask)) == 0xffff) { - // all opaque - _mm_storeu_si128((__m128i *)&dst[x], srcVector); - } else if (_mm_movemask_epi8(_mm_cmpeq_epi32(srcVectorAlpha, nullVector)) != 0xffff) { - // not fully transparent - // result = s + d * (1-alpha) - - // extract the alpha channel on 2 x 16 bits - // so we have room for the multiplication - // each 32 bits will be in the form 0x00AA00AA - // with A being the 1 - alpha - __m128i alphaChannel = _mm_srli_epi32(srcVector, 24); - alphaChannel = _mm_or_si128(alphaChannel, _mm_slli_epi32(alphaChannel, 16)); - alphaChannel = _mm_sub_epi16(one, alphaChannel); - - const __m128i dstVector = _mm_loadu_si128((__m128i *)&dst[x]); - __m128i destMultipliedByOneMinusAlpha; - BYTE_MUL_SSE2(destMultipliedByOneMinusAlpha, dstVector, alphaChannel, colorMask, half); - - // result = s + d * (1-alpha) - const __m128i result = _mm_add_epi8(srcVector, destMultipliedByOneMinusAlpha); - _mm_storeu_si128((__m128i *)&dst[x], result); - } - } - for (; x<w; ++x) { - uint s = src[x]; - if (s >= 0xff000000) - dst[x] = s; - else if (s != 0) - dst[x] = s + BYTE_MUL(dst[x], qAlpha(~s)); - } + BLEND_SOURCE_OVER_ARGB32_SSE2(dst, src, w, nullVector, half, one, colorMask, alphaMask); dst = (quint32 *)(((uchar *) dst) + dbpl); src = (const quint32 *)(((const uchar *) src) + sbpl); } @@ -189,31 +242,7 @@ void qt_blend_argb32_on_argb32_sse2(uchar *destPixels, int dbpl, const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); const __m128i constAlphaVector = _mm_set1_epi16(const_alpha); for (int y = 0; y < h; ++y) { - int x = 0; - for (; x < w-3; x += 4) { - __m128i srcVector = _mm_loadu_si128((__m128i *)&src[x]); - if (_mm_movemask_epi8(_mm_cmpeq_epi32(srcVector, nullVector)) != 0xffff) { - BYTE_MUL_SSE2(srcVector, srcVector, constAlphaVector, colorMask, half); - - __m128i alphaChannel = _mm_srli_epi32(srcVector, 24); - alphaChannel = _mm_or_si128(alphaChannel, _mm_slli_epi32(alphaChannel, 16)); - alphaChannel = _mm_sub_epi16(one, alphaChannel); - - const __m128i dstVector = _mm_loadu_si128((__m128i *)&dst[x]); - __m128i destMultipliedByOneMinusAlpha; - BYTE_MUL_SSE2(destMultipliedByOneMinusAlpha, dstVector, alphaChannel, colorMask, half); - - const __m128i result = _mm_add_epi8(srcVector, destMultipliedByOneMinusAlpha); - _mm_storeu_si128((__m128i *)&dst[x], result); - } - } - for (; x<w; ++x) { - quint32 s = src[x]; - if (s != 0) { - s = BYTE_MUL(s, const_alpha); - dst[x] = s + BYTE_MUL(dst[x], qAlpha(~s)); - } - } + BLEND_SOURCE_OVER_ARGB32_WITH_CONST_ALPHA_SSE2(dst, src, w, nullVector, half, one, colorMask, constAlphaVector) dst = (quint32 *)(((uchar *) dst) + dbpl); src = (const quint32 *)(((const uchar *) src) + sbpl); } @@ -232,7 +261,7 @@ void qt_blend_rgb32_on_rgb32_sse2(uchar *destPixels, int dbpl, int const_alpha) { const quint32 *src = (const quint32 *) srcPixels; - quint32 *dst = (uint *) destPixels; + quint32 *dst = (quint32 *) destPixels; if (const_alpha != 256) { if (const_alpha != 0) { const __m128i nullVector = _mm_set1_epi32(0); @@ -268,6 +297,27 @@ void qt_blend_rgb32_on_rgb32_sse2(uchar *destPixels, int dbpl, } } +void QT_FASTCALL comp_func_SourceOver_sse2(uint *destPixels, const uint *srcPixels, int length, uint const_alpha) +{ + Q_ASSERT(const_alpha >= 0); + Q_ASSERT(const_alpha < 256); + + const quint32 *src = (const quint32 *) srcPixels; + quint32 *dst = (quint32 *) destPixels; + + const __m128i nullVector = _mm_set1_epi32(0); + const __m128i half = _mm_set1_epi16(0x80); + const __m128i one = _mm_set1_epi16(0xff); + const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); + if (const_alpha == 255) { + const __m128i alphaMask = _mm_set1_epi32(0xff000000); + BLEND_SOURCE_OVER_ARGB32_SSE2(dst, src, length, nullVector, half, one, colorMask, alphaMask); + } else { + const __m128i constAlphaVector = _mm_set1_epi16(const_alpha); + BLEND_SOURCE_OVER_ARGB32_WITH_CONST_ALPHA_SSE2(dst, src, length, nullVector, half, one, colorMask, constAlphaVector); + } +} + void qt_memfill32_sse2(quint32 *dest, quint32 value, int count) { if (count < 7) { @@ -312,6 +362,34 @@ void qt_memfill32_sse2(quint32 *dest, quint32 value, int count) } } +void QT_FASTCALL comp_func_solid_SourceOver_sse2(uint *destPixels, int length, uint color, uint const_alpha) +{ + if ((const_alpha & qAlpha(color)) == 255) { + qt_memfill32_sse2(destPixels, color, length); + } else { + if (const_alpha != 255) + color = BYTE_MUL(color, const_alpha); + + const quint32 minusAlphaOfColor = qAlpha(~color); + int x = 0; + + quint32 *dst = (quint32 *) destPixels; + const __m128i colorVector = _mm_set1_epi32(color); + const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); + const __m128i half = _mm_set1_epi16(0x80); + const __m128i minusAlphaOfColorVector = _mm_set1_epi16(minusAlphaOfColor); + + for (; x < length-3; x += 4) { + __m128i dstVector = _mm_loadu_si128((__m128i *)&dst[x]); + BYTE_MUL_SSE2(dstVector, dstVector, minusAlphaOfColorVector, colorMask, half); + dstVector = _mm_add_epi8(colorVector, dstVector); + _mm_storeu_si128((__m128i *)&dst[x], dstVector); + } + for (;x < length; ++x) + destPixels[x] = color + BYTE_MUL(destPixels[x], minusAlphaOfColor); + } +} + void qt_memfill16_sse2(quint16 *dest, quint16 value, int count) { if (count < 3) { diff --git a/src/gui/painting/qgraphicssystem.cpp b/src/gui/painting/qgraphicssystem.cpp index 2ea3d33..69ce47e 100644 --- a/src/gui/painting/qgraphicssystem.cpp +++ b/src/gui/painting/qgraphicssystem.cpp @@ -79,5 +79,9 @@ QPixmapData *QGraphicsSystem::createDefaultPixmapData(QPixmapData::PixelType typ return 0; } +QPixmapData *QGraphicsSystem::createPixmapData(QPixmapData *origin) +{ + return createPixmapData(origin->pixelType()); +} QT_END_NAMESPACE diff --git a/src/gui/painting/qgraphicssystem_p.h b/src/gui/painting/qgraphicssystem_p.h index ddca788..1211505 100644 --- a/src/gui/painting/qgraphicssystem_p.h +++ b/src/gui/painting/qgraphicssystem_p.h @@ -64,6 +64,7 @@ class Q_GUI_EXPORT QGraphicsSystem { public: virtual QPixmapData *createPixmapData(QPixmapData::PixelType type) const = 0; + virtual QPixmapData *createPixmapData(QPixmapData *origin); virtual QWindowSurface *createWindowSurface(QWidget *widget) const = 0; virtual ~QGraphicsSystem() = 0; diff --git a/src/gui/painting/qgraphicssystem_runtime.cpp b/src/gui/painting/qgraphicssystem_runtime.cpp index 32a8578..1c3ae10 100644 --- a/src/gui/painting/qgraphicssystem_runtime.cpp +++ b/src/gui/painting/qgraphicssystem_runtime.cpp @@ -416,7 +416,7 @@ void QRuntimeGraphicsSystem::setGraphicsSystem(const QString &name) for (int i = 0; i < m_pixmapDatas.size(); ++i) { QRuntimePixmapData *proxy = m_pixmapDatas.at(i); - QPixmapData *newData = m_graphicsSystem->createPixmapData(proxy->m_data->pixelType()); + QPixmapData *newData = m_graphicsSystem->createPixmapData(proxy->m_data); // ### TODO Optimize. Openvg and s60raster graphics systems could switch internal ARGB32_PRE QImage buffers. newData->fromImage(proxy->m_data->toImage(), Qt::AutoColor | Qt::OrderedAlphaDither); delete proxy->m_data; diff --git a/src/gui/painting/qgraphicssystem_runtime_p.h b/src/gui/painting/qgraphicssystem_runtime_p.h index 101a8e7..7aab89c 100644 --- a/src/gui/painting/qgraphicssystem_runtime_p.h +++ b/src/gui/painting/qgraphicssystem_runtime_p.h @@ -61,7 +61,7 @@ QT_BEGIN_NAMESPACE class QRuntimeGraphicsSystem; -class QRuntimePixmapData : public QPixmapData { +class Q_GUI_EXPORT QRuntimePixmapData : public QPixmapData { public: QRuntimePixmapData(const QRuntimeGraphicsSystem *gs, PixelType type); ~QRuntimePixmapData(); diff --git a/src/gui/painting/qmemrotate.cpp b/src/gui/painting/qmemrotate.cpp index c37aa51..6888bb0 100644 --- a/src/gui/painting/qmemrotate.cpp +++ b/src/gui/painting/qmemrotate.cpp @@ -594,4 +594,55 @@ void Q_GUI_EXPORT qt_memrotate90_gl(const quint32 *src, int srcWidth, int srcHei qt_memrotate90_template(src, srcWidth, srcHeight, srcStride, reinterpret_cast<qrgb_gl_rgba *>(dest), dstStride); } +void qt_memrotate90_16(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) +{ + qt_memrotate90((const ushort *)srcPixels, w, h, sbpl, (ushort *)destPixels, dbpl); +} + +void qt_memrotate180_16(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) +{ + qt_memrotate180((const ushort *)srcPixels, w, h, sbpl, (ushort *)destPixels, dbpl); +} + +void qt_memrotate270_16(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) +{ + qt_memrotate270((const ushort *)srcPixels, w, h, sbpl, (ushort *)destPixels, dbpl); +} + +void qt_memrotate90_32(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) +{ + qt_memrotate90((const uint *)srcPixels, w, h, sbpl, (uint *)destPixels, dbpl); +} + +void qt_memrotate180_32(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) +{ + qt_memrotate180((const uint *)srcPixels, w, h, sbpl, (uint *)destPixels, dbpl); +} + +void qt_memrotate270_32(const uchar *srcPixels, int w, int h, int sbpl, uchar *destPixels, int dbpl) +{ + qt_memrotate270((const uint *)srcPixels, w, h, sbpl, (uint *)destPixels, dbpl); +} + +MemRotateFunc qMemRotateFunctions[QImage::NImageFormats][3] = +// 90, 180, 270 +{ + { 0, 0, 0 }, // Format_Invalid, + { 0, 0, 0 }, // Format_Mono, + { 0, 0, 0 }, // Format_MonoLSB, + { 0, 0, 0 }, // Format_Indexed8, + { qt_memrotate90_32, qt_memrotate180_32, qt_memrotate270_32 }, // Format_RGB32, + { qt_memrotate90_32, qt_memrotate180_32, qt_memrotate270_32 }, // Format_ARGB32, + { qt_memrotate90_32, qt_memrotate180_32, qt_memrotate270_32 }, // Format_ARGB32_Premultiplied, + { qt_memrotate90_16, qt_memrotate180_16, qt_memrotate270_16 }, // Format_RGB16, + { 0, 0, 0 }, // Format_ARGB8565_Premultiplied, + { 0, 0, 0 }, // Format_RGB666, + { 0, 0, 0 }, // Format_ARGB6666_Premultiplied, + { 0, 0, 0 }, // Format_RGB555, + { 0, 0, 0 }, // Format_ARGB8555_Premultiplied, + { 0, 0, 0 }, // Format_RGB888, + { 0, 0, 0 }, // Format_RGB444, + { 0, 0, 0 } // Format_ARGB4444_Premultiplied, +}; + QT_END_NAMESPACE diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp index a212718..09a87aa 100644 --- a/src/gui/painting/qpaintengine_raster.cpp +++ b/src/gui/painting/qpaintengine_raster.cpp @@ -2419,7 +2419,9 @@ void QRasterPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pixmap, cons drawImage(r, image, sr); } } else { - const QImage image = pixmap.toImage(); + QRect clippedSource = sr.toAlignedRect().intersected(pixmap.rect()); + const QImage image = pd->toImage(clippedSource); + QRectF translatedSource = sr.translated(-clippedSource.topLeft()); if (image.depth() == 1) { Q_D(QRasterPaintEngine); QRasterPaintEngineState *s = state(); @@ -2430,10 +2432,10 @@ void QRasterPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pixmap, cons drawBitmap(r.topLeft() + QPointF(s->matrix.dx(), s->matrix.dy()), image, &s->penData); return; } else { - drawImage(r, d->rasterBuffer->colorizeBitmap(image, s->pen.color()), sr); + drawImage(r, d->rasterBuffer->colorizeBitmap(image, s->pen.color()), translatedSource); } } else { - drawImage(r, image, sr); + drawImage(r, image, translatedSource); } } } @@ -2551,23 +2553,6 @@ namespace { return NoRotation; } - template <typename T> void memRotate(RotationType type, const T *srcBase, int w, int h, int sbpl, T *dstBase, int dbpl) - { - switch (type) { - case Rotation90: - qt_memrotate90(srcBase, w, h, sbpl, dstBase, dbpl); - break; - case Rotation180: - qt_memrotate180(srcBase, w, h, sbpl, dstBase, dbpl); - break; - case Rotation270: - qt_memrotate270(srcBase, w, h, sbpl, dstBase, dbpl); - break; - case NoRotation: - break; - } - } - inline bool isPixelAligned(const QRectF &rect) { return QRectF(rect.toRect()) == rect; } @@ -2648,7 +2633,7 @@ void QRasterPaintEngine::drawImage(const QRectF &r, const QImage &img, const QRe { RotationType rotationType = qRotationType(s->matrix); - if (rotationType != NoRotation && img.rect().contains(sr.toAlignedRect())) { + if (rotationType != NoRotation && qMemRotateFunctions[d->rasterBuffer->format][rotationType] && img.rect().contains(sr.toAlignedRect())) { QRectF transformedTargetRect = s->matrix.mapRect(r); if ((!(s->renderHints & QPainter::SmoothPixmapTransform) && !(s->renderHints & QPainter::Antialiasing)) @@ -2676,10 +2661,7 @@ void QRasterPaintEngine::drawImage(const QRectF &r, const QImage &img, const QRe uint cw = clippedSourceRect.width(); uint ch = clippedSourceRect.height(); - if (d->rasterBuffer->format == QImage::Format_RGB16) - memRotate(rotationType, (quint16 *)srcBase, cw, ch, sbpl, (quint16 *)dstBase, dbpl); - else - memRotate(rotationType, (quint32 *)srcBase, cw, ch, sbpl, (quint32 *)dstBase, dbpl); + qMemRotateFunctions[d->rasterBuffer->format][rotationType](srcBase, cw, ch, sbpl, dstBase, dbpl); return; } @@ -2688,7 +2670,11 @@ void QRasterPaintEngine::drawImage(const QRectF &r, const QImage &img, const QRe if (s->matrix.type() > QTransform::TxTranslate || stretch_sr) { - if (s->flags.fast_images) { + QRectF targetBounds = s->matrix.mapRect(r); + bool exceedsPrecision = targetBounds.width() > 0xffff + || targetBounds.height() > 0xffff; + + if (s->flags.fast_images && !exceedsPrecision) { if (s->matrix.type() > QTransform::TxScale) { SrcOverTransformFunc func = qTransformFunctions[d->rasterBuffer->format][img.format()]; if (func && (!clip || clip->hasRectClip)) { diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp index 71bc990..2ea6673 100644 --- a/src/gui/painting/qpainter.cpp +++ b/src/gui/painting/qpainter.cpp @@ -5958,7 +5958,7 @@ void QPainter::drawText(const QPointF &p, const QString &str, int tf, int justif Q_ASSERT_X(false, Q_FUNC_INFO, "stringToCMap shouldn't fail twice"); } - QTextItemInt gf(glyphs, &d->state->font, fontEngine); + QTextItemInt gf(glyphs, &d->state->font, str.data(), len, fontEngine); drawTextItem(p, gf); return; } diff --git a/src/gui/painting/qpathclipper.cpp b/src/gui/painting/qpathclipper.cpp index 78553c9..a17b7c1 100644 --- a/src/gui/painting/qpathclipper.cpp +++ b/src/gui/painting/qpathclipper.cpp @@ -86,9 +86,11 @@ static qreal dot(const QPointF &a, const QPointF &b) return a.x() * b.x() + a.y() * b.y(); } -static QPointF normalize(const QPointF &p) +static void normalize(double &x, double &y) { - return p / qSqrt(p.x() * p.x() + p.y() * p.y()); + double reciprocal = 1 / qSqrt(x * x + y * y); + x *= reciprocal; + y *= reciprocal; } struct QIntersection @@ -1017,8 +1019,8 @@ qreal QWingedEdge::delta(int vertex, int a, int b) const const QPathEdge *ap = edge(a); const QPathEdge *bp = edge(b); - qreal a_angle = ap->angle; - qreal b_angle = bp->angle; + double a_angle = ap->angle; + double b_angle = bp->angle; if (vertex == ap->second) a_angle = ap->invAngle; @@ -1026,7 +1028,7 @@ qreal QWingedEdge::delta(int vertex, int a, int b) const if (vertex == bp->second) b_angle = bp->invAngle; - qreal result = b_angle - a_angle; + double result = b_angle - a_angle; if (result >= 128.) return result - 128.; @@ -1036,26 +1038,6 @@ qreal QWingedEdge::delta(int vertex, int a, int b) const return result; } -static inline QPointF tangentAt(const QWingedEdge &list, int vi, int ei) -{ - const QPathEdge *ep = list.edge(ei); - Q_ASSERT(ep); - - qreal sign; - - if (ep->first == vi) { - sign = 1; - } else { - sign = -1; - } - - const QPointF a = *list.vertex(ep->first); - const QPointF b = *list.vertex(ep->second); - QPointF normal = b - a; - - return normalize(sign * normal); -} - static inline QPointF midPoint(const QWingedEdge &list, int ei) { const QPathEdge *ep = list.edge(ei); @@ -1191,7 +1173,7 @@ static int commonEdge(const QWingedEdge &list, int a, int b) return -1; } -static qreal computeAngle(const QPointF &v) +static double computeAngle(const QPointF &v) { #if 1 if (v.x() == 0) { @@ -1200,15 +1182,17 @@ static qreal computeAngle(const QPointF &v) return v.x() <= 0 ? 32. : 96.; } - QPointF nv = normalize(v); - if (nv.y() < 0) { - if (nv.x() < 0) { // 0 - 32 - return -32. * nv.x(); + double vx = v.x(); + double vy = v.y(); + normalize(vx, vy); + if (vy < 0) { + if (vx < 0) { // 0 - 32 + return -32. * vx; } else { // 96 - 128 - return 128. - 32. * nv.x(); + return 128. - 32. * vx; } } else { // 32 - 96 - return 64. + 32 * nv.x(); + return 64. + 32. * vx; } #else // doesn't seem to be robust enough diff --git a/src/gui/painting/qpathclipper_p.h b/src/gui/painting/qpathclipper_p.h index fab618d..bdad4e1 100644 --- a/src/gui/painting/qpathclipper_p.h +++ b/src/gui/painting/qpathclipper_p.h @@ -148,8 +148,8 @@ public: int first; int second; - qreal angle; - qreal invAngle; + double angle; + double invAngle; int next(Traversal traversal, Direction direction) const; diff --git a/src/gui/text/qtextengine.cpp b/src/gui/text/qtextengine.cpp index 60195a8..439f2a4 100644 --- a/src/gui/text/qtextengine.cpp +++ b/src/gui/text/qtextengine.cpp @@ -2668,9 +2668,9 @@ QTextItemInt::QTextItemInt(const QScriptItem &si, QFont *font, const QTextCharFo flags |= QTextItem::StrikeOut; } -QTextItemInt::QTextItemInt(const QGlyphLayout &g, QFont *font, QFontEngine *fe) +QTextItemInt::QTextItemInt(const QGlyphLayout &g, QFont *font, const QChar *chars_, int numChars, QFontEngine *fe) : flags(0), justified(false), underlineStyle(QTextCharFormat::NoUnderline), - num_chars(0), chars(0), logClusters(0), f(font), glyphs(g), fontEngine(fe) + num_chars(numChars), chars(chars_), logClusters(0), f(font), glyphs(g), fontEngine(fe) { } diff --git a/src/gui/text/qtextengine_p.h b/src/gui/text/qtextengine_p.h index 908a0ec..e623fa5 100644 --- a/src/gui/text/qtextengine_p.h +++ b/src/gui/text/qtextengine_p.h @@ -311,7 +311,7 @@ public: logClusters(0), f(0), fontEngine(0) {} QTextItemInt(const QScriptItem &si, QFont *font, const QTextCharFormat &format = QTextCharFormat()); - QTextItemInt(const QGlyphLayout &g, QFont *font, QFontEngine *fe); + QTextItemInt(const QGlyphLayout &g, QFont *font, const QChar *chars, int numChars, QFontEngine *fe); /// copy the structure items, adjusting the glyphs arrays to the right subarrays. /// the width of the returned QTextItemInt is not adjusted, for speed reasons diff --git a/src/gui/widgets/qmenubar.cpp b/src/gui/widgets/qmenubar.cpp index aa4ffce..e8e80b7 100644 --- a/src/gui/widgets/qmenubar.cpp +++ b/src/gui/widgets/qmenubar.cpp @@ -768,7 +768,7 @@ QAction *QMenuBarPrivate::getNextAction(const int _start, const int increment) c const int start = (_start == -1 && increment == -1) ? actions.count() : _start; const int end = increment == -1 ? 0 : actions.count() - 1; - for (int i = start; start != end;) { + for (int i = start; i != end;) { i += increment; QAction *current = actions.at(i); if (!actionRects.at(i).isNull() && (allowActiveAndDisabled || current->isEnabled())) |