diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/gui/graphicsview/qgraphicsitem.cpp | 2 | ||||
-rw-r--r-- | src/multimedia/audio/qaudiodeviceinfo_alsa_p.cpp | 5 | ||||
-rw-r--r-- | src/multimedia/audio/qaudioinput_win32_p.cpp | 38 | ||||
-rw-r--r-- | src/multimedia/audio/qaudiooutput_win32_p.cpp | 8 | ||||
-rw-r--r-- | src/opengl/gl2paintengineex/qglengineshadermanager.cpp | 1 | ||||
-rw-r--r-- | src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp | 69 | ||||
-rw-r--r-- | src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h | 5 | ||||
-rw-r--r-- | src/opengl/gl2paintengineex/qtriangulatingstroker.cpp | 10 | ||||
-rw-r--r-- | src/opengl/qpixmapdata_gl.cpp | 15 | ||||
-rw-r--r-- | src/xml/sax/qxml.cpp | 4 |
10 files changed, 92 insertions, 65 deletions
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp index fbfd8e6..726d571 100644 --- a/src/gui/graphicsview/qgraphicsitem.cpp +++ b/src/gui/graphicsview/qgraphicsitem.cpp @@ -2181,7 +2181,7 @@ void QGraphicsItemPrivate::setVisibleHelper(bool newVisible, bool explicitly, bo } // Enable subfocus - if (newVisible) { + if (scene && newVisible) { QGraphicsItem *p = parent; bool done = false; while (p) { diff --git a/src/multimedia/audio/qaudiodeviceinfo_alsa_p.cpp b/src/multimedia/audio/qaudiodeviceinfo_alsa_p.cpp index 9645fa8..f58f5be 100644 --- a/src/multimedia/audio/qaudiodeviceinfo_alsa_p.cpp +++ b/src/multimedia/audio/qaudiodeviceinfo_alsa_p.cpp @@ -403,6 +403,7 @@ void QAudioDeviceInfoInternal::updateLists() QList<QByteArray> QAudioDeviceInfoInternal::availableDevices(QAudio::Mode mode) { + QList<QByteArray> allDevices; QList<QByteArray> devices; QByteArray filter; @@ -430,6 +431,7 @@ QList<QByteArray> QAudioDeviceInfoInternal::availableDevices(QAudio::Mode mode) if((name != NULL) && (descr != NULL) && ((io == NULL) || (io == filter))) { QString deviceName = QLatin1String(name); QString deviceDescription = QLatin1String(descr); + allDevices.append(deviceName.toLocal8Bit().constData()); if(deviceDescription.contains(QLatin1String("Default Audio Device"))) devices.append(deviceName.toLocal8Bit().constData()); } @@ -457,6 +459,9 @@ QList<QByteArray> QAudioDeviceInfoInternal::availableDevices(QAudio::Mode mode) if (idx > 0) devices.append("default"); #endif + if (devices.size() == 0 && allDevices.size() > 0) + return allDevices; + return devices; } diff --git a/src/multimedia/audio/qaudioinput_win32_p.cpp b/src/multimedia/audio/qaudioinput_win32_p.cpp index b7f9ffd..f50a547 100644 --- a/src/multimedia/audio/qaudioinput_win32_p.cpp +++ b/src/multimedia/audio/qaudioinput_win32_p.cpp @@ -153,6 +153,14 @@ WAVEHDR* QAudioInputPrivate::allocateBlocks(int size, int count) void QAudioInputPrivate::freeBlocks(WAVEHDR* blockArray) { + WAVEHDR* blocks = blockArray; + + int count = buffer_size/period_size; + + for(int i = 0; i < count; i++) { + waveInUnprepareHeader(hWaveIn,&blocks[i], sizeof(WAVEHDR)); + blocks+=sizeof(WAVEHDR); + } HeapFree(GetProcessHeap(), 0, blockArray); } @@ -222,11 +230,6 @@ bool QAudioInputPrivate::open() } else { period_size = buffer_size/5; } -#ifdef Q_OS_WINCE - // For wince reduce size to 40ms for buffer size and 20ms period - buffer_size = settings.frequency()*settings.channels()*(settings.sampleSize()/8)*0.04; - period_size = buffer_size/2; -#endif timeStamp.restart(); elapsedTimeOffset = 0; wfx.nSamplesPerSec = settings.frequency(); @@ -317,7 +320,7 @@ void QAudioInputPrivate::close() deviceState = QAudio::StoppedState; int count = 0; - while(!finished && count < 100) { + while(!finished && count < 500) { count++; Sleep(10); } @@ -349,9 +352,10 @@ qint64 QAudioInputPrivate::read(char* data, qint64 len) char* p = data; qint64 l = 0; qint64 written = 0; + while(!done) { // Read in some audio data - if(waveBlocks[header].dwBytesRecorded > 0) { + if(waveBlocks[header].dwBytesRecorded > 0 && waveBlocks[header].dwFlags & WHDR_DONE) { if(pullMode) { l = audioSource->write(waveBlocks[header].lpData, waveBlocks[header].dwBytesRecorded); @@ -394,6 +398,9 @@ qint64 QAudioInputPrivate::read(char* data, qint64 len) //no data, not ready yet, next time return 0; } + + waveInUnprepareHeader(hWaveIn,&waveBlocks[header], sizeof(WAVEHDR)); + EnterCriticalSection(&waveInCriticalSection); waveFreeBlockCount++; LeaveCriticalSection(&waveInCriticalSection); @@ -401,17 +408,22 @@ qint64 QAudioInputPrivate::read(char* data, qint64 len) waveBlocks[header].dwFlags = 0L; result = waveInPrepareHeader(hWaveIn,&waveBlocks[header], sizeof(WAVEHDR)); if(result != MMSYSERR_NOERROR) { + result = waveInPrepareHeader(hWaveIn,&waveBlocks[header], sizeof(WAVEHDR)); qWarning("QAudioInput: failed to prepare block %d,err=%d",header,result); - errorState = QAudio::OpenError; - deviceState = QAudio::StoppedState; - emit stateChanged(deviceState); + errorState = QAudio::IOError; + EnterCriticalSection(&waveInCriticalSection); + waveFreeBlockCount--; + LeaveCriticalSection(&waveInCriticalSection); + return 0; } result = waveInAddBuffer(hWaveIn, &waveBlocks[header], sizeof(WAVEHDR)); if(result != MMSYSERR_NOERROR) { qWarning("QAudioInput: failed to setup block %d,err=%d",header,result); - errorState = QAudio::OpenError; - deviceState = QAudio::StoppedState; - emit stateChanged(deviceState); + errorState = QAudio::IOError; + EnterCriticalSection(&waveInCriticalSection); + waveFreeBlockCount--; + LeaveCriticalSection(&waveInCriticalSection); + return 0; } header++; if(header >= buffer_size/period_size) diff --git a/src/multimedia/audio/qaudiooutput_win32_p.cpp b/src/multimedia/audio/qaudiooutput_win32_p.cpp index 2cfc472..02c8cfe 100644 --- a/src/multimedia/audio/qaudiooutput_win32_p.cpp +++ b/src/multimedia/audio/qaudiooutput_win32_p.cpp @@ -147,6 +147,14 @@ WAVEHDR* QAudioOutputPrivate::allocateBlocks(int size, int count) void QAudioOutputPrivate::freeBlocks(WAVEHDR* blockArray) { + WAVEHDR* blocks = blockArray; + + int count = buffer_size/period_size; + + for(int i = 0; i < count; i++) { + waveOutUnprepareHeader(hWaveOut,&blocks[i], sizeof(WAVEHDR)); + blocks+=sizeof(WAVEHDR); + } HeapFree(GetProcessHeap(), 0, blockArray); } diff --git a/src/opengl/gl2paintengineex/qglengineshadermanager.cpp b/src/opengl/gl2paintengineex/qglengineshadermanager.cpp index 8a8f483..1187c2d 100644 --- a/src/opengl/gl2paintengineex/qglengineshadermanager.cpp +++ b/src/opengl/gl2paintengineex/qglengineshadermanager.cpp @@ -406,6 +406,7 @@ void QGLEngineShaderManager::setDirty() void QGLEngineShaderManager::setSrcPixelType(Qt::BrushStyle style) { + Q_ASSERT(style != Qt::NoBrush); if (srcPixelType == PixelSrcType(style)) return; diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp index fb9bcb4..8ca2fd4 100644 --- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp +++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp @@ -386,19 +386,25 @@ inline QColor qt_premultiplyColor(QColor c, GLfloat opacity) } -void QGL2PaintEngineExPrivate::setBrush(const QBrush* brush) +void QGL2PaintEngineExPrivate::setBrush(const QBrush& brush) { + Q_ASSERT(brush.style() != Qt::NoBrush); + + if (qbrush_fast_equals(currentBrush, brush)) + return; + currentBrush = brush; + brushTextureDirty = true; brushUniformsDirty = true; - if (currentBrush->style() == Qt::TexturePattern - && qHasPixmapTexture(*brush) && brush->texture().isQBitmap()) + if (currentBrush.style() == Qt::TexturePattern + && qHasPixmapTexture(brush) && brush.texture().isQBitmap()) { shaderManager->setSrcPixelType(QGLEngineShaderManager::TextureSrcWithPattern); } else { - shaderManager->setSrcPixelType(currentBrush->style()); + shaderManager->setSrcPixelType(currentBrush.style()); } - shaderManager->optimiseForBrushTransform(currentBrush->transform()); + shaderManager->optimiseForBrushTransform(currentBrush.transform()); } @@ -420,7 +426,7 @@ void QGL2PaintEngineExPrivate::updateBrushTexture() { Q_Q(QGL2PaintEngineEx); // qDebug("QGL2PaintEngineExPrivate::updateBrushTexture()"); - Qt::BrushStyle style = currentBrush->style(); + Qt::BrushStyle style = currentBrush.style(); if ( (style >= Qt::Dense1Pattern) && (style <= Qt::DiagCrossPattern) ) { // Get the image data for the pattern @@ -433,7 +439,7 @@ void QGL2PaintEngineExPrivate::updateBrushTexture() else if (style >= Qt::LinearGradientPattern && style <= Qt::ConicalGradientPattern) { // Gradiant brush: All the gradiants use the same texture - const QGradient* g = currentBrush->gradient(); + const QGradient* g = currentBrush.gradient(); // We apply global opacity in the fragment shaders, so we always pass 1.0 // for opacity to the cache. @@ -450,7 +456,7 @@ void QGL2PaintEngineExPrivate::updateBrushTexture() updateTextureFilter(GL_TEXTURE_2D, GL_CLAMP_TO_EDGE, q->state()->renderHints & QPainter::SmoothPixmapTransform); } else if (style == Qt::TexturePattern) { - const QPixmap& texPixmap = currentBrush->texture(); + const QPixmap& texPixmap = currentBrush.texture(); glActiveTexture(GL_TEXTURE0 + QT_BRUSH_TEXTURE_UNIT); QGLTexture *tex = ctx->d_func()->bindTexture(texPixmap, GL_TEXTURE_2D, GL_RGBA, QGLContext::InternalBindOption); @@ -464,15 +470,15 @@ void QGL2PaintEngineExPrivate::updateBrushTexture() void QGL2PaintEngineExPrivate::updateBrushUniforms() { // qDebug("QGL2PaintEngineExPrivate::updateBrushUniforms()"); - Qt::BrushStyle style = currentBrush->style(); + Qt::BrushStyle style = currentBrush.style(); if (style == Qt::NoBrush) return; - QTransform brushQTransform = currentBrush->transform(); + QTransform brushQTransform = currentBrush.transform(); if (style == Qt::SolidPattern) { - QColor col = qt_premultiplyColor(currentBrush->color(), (GLfloat)q->state()->opacity); + QColor col = qt_premultiplyColor(currentBrush.color(), (GLfloat)q->state()->opacity); shaderManager->currentProgram()->setUniformValue(location(QGLEngineShaderManager::FragmentColor), col); } else { @@ -480,7 +486,7 @@ void QGL2PaintEngineExPrivate::updateBrushUniforms() QPointF translationPoint; if (style <= Qt::DiagCrossPattern) { - QColor col = qt_premultiplyColor(currentBrush->color(), (GLfloat)q->state()->opacity); + QColor col = qt_premultiplyColor(currentBrush.color(), (GLfloat)q->state()->opacity); shaderManager->currentProgram()->setUniformValue(location(QGLEngineShaderManager::PatternColor), col); @@ -488,7 +494,7 @@ void QGL2PaintEngineExPrivate::updateBrushUniforms() shaderManager->currentProgram()->setUniformValue(location(QGLEngineShaderManager::HalfViewportSize), halfViewportSize); } else if (style == Qt::LinearGradientPattern) { - const QLinearGradient *g = static_cast<const QLinearGradient *>(currentBrush->gradient()); + const QLinearGradient *g = static_cast<const QLinearGradient *>(currentBrush.gradient()); QPointF realStart = g->start(); QPointF realFinal = g->finalStop(); @@ -508,7 +514,7 @@ void QGL2PaintEngineExPrivate::updateBrushUniforms() shaderManager->currentProgram()->setUniformValue(location(QGLEngineShaderManager::HalfViewportSize), halfViewportSize); } else if (style == Qt::ConicalGradientPattern) { - const QConicalGradient *g = static_cast<const QConicalGradient *>(currentBrush->gradient()); + const QConicalGradient *g = static_cast<const QConicalGradient *>(currentBrush.gradient()); translationPoint = g->center(); GLfloat angle = -(g->angle() * 2 * Q_PI) / 360.0; @@ -519,7 +525,7 @@ void QGL2PaintEngineExPrivate::updateBrushUniforms() shaderManager->currentProgram()->setUniformValue(location(QGLEngineShaderManager::HalfViewportSize), halfViewportSize); } else if (style == Qt::RadialGradientPattern) { - const QRadialGradient *g = static_cast<const QRadialGradient *>(currentBrush->gradient()); + const QRadialGradient *g = static_cast<const QRadialGradient *>(currentBrush.gradient()); QPointF realCenter = g->center(); QPointF realFocal = g->focalPoint(); qreal realRadius = g->radius(); @@ -537,10 +543,10 @@ void QGL2PaintEngineExPrivate::updateBrushUniforms() shaderManager->currentProgram()->setUniformValue(location(QGLEngineShaderManager::HalfViewportSize), halfViewportSize); } else if (style == Qt::TexturePattern) { - const QPixmap& texPixmap = currentBrush->texture(); + const QPixmap& texPixmap = currentBrush.texture(); - if (qHasPixmapTexture(*currentBrush) && currentBrush->texture().isQBitmap()) { - QColor col = qt_premultiplyColor(currentBrush->color(), (GLfloat)q->state()->opacity); + if (qHasPixmapTexture(currentBrush) && currentBrush.texture().isQBitmap()) { + QColor col = qt_premultiplyColor(currentBrush.color(), (GLfloat)q->state()->opacity); shaderManager->currentProgram()->setUniformValue(location(QGLEngineShaderManager::PatternColor), col); } @@ -561,7 +567,7 @@ void QGL2PaintEngineExPrivate::updateBrushUniforms() QTransform gl_to_qt(1, 0, 0, -1, 0, height); QTransform inv_matrix; if (style == Qt::TexturePattern && textureInvertedY == -1) - inv_matrix = gl_to_qt * (QTransform(1, 0, 0, -1, 0, currentBrush->texture().height()) * brushQTransform * matrix).inverted() * translate; + inv_matrix = gl_to_qt * (QTransform(1, 0, 0, -1, 0, currentBrush.texture().height()) * brushQTransform * matrix).inverted() * translate; else inv_matrix = gl_to_qt * (brushQTransform * matrix).inverted() * translate; @@ -866,7 +872,7 @@ void QGL2PaintEngineExPrivate::fill(const QVectorPath& path) // Check to see if there's any hints if (path.shape() == QVectorPath::RectangleHint) { QGLRect rect(points[0].x(), points[0].y(), points[2].x(), points[2].y()); - prepareForDraw(currentBrush->isOpaque()); + prepareForDraw(currentBrush.isOpaque()); composite(rect); } else if (path.isConvex()) { @@ -914,7 +920,7 @@ void QGL2PaintEngineExPrivate::fill(const QVectorPath& path) #endif } - prepareForDraw(currentBrush->isOpaque()); + prepareForDraw(currentBrush.isOpaque()); glEnableVertexAttribArray(QT_VERTEX_COORDS_ATTR); #ifdef QT_OPENGL_CACHE_AS_VBOS glBindBuffer(GL_ARRAY_BUFFER, cache->vbo); @@ -933,7 +939,7 @@ void QGL2PaintEngineExPrivate::fill(const QVectorPath& path) path.makeCacheable(); vertexCoordinateArray.clear(); vertexCoordinateArray.addPath(path, inverseScale, false); - prepareForDraw(currentBrush->isOpaque()); + prepareForDraw(currentBrush.isOpaque()); drawVertexArrays(vertexCoordinateArray, GL_TRIANGLE_FAN); } @@ -958,7 +964,7 @@ void QGL2PaintEngineExPrivate::fill(const QVectorPath& path) glStencilFunc(GL_NOTEQUAL, 0, GL_STENCIL_HIGH_BIT); } - prepareForDraw(currentBrush->isOpaque()); + prepareForDraw(currentBrush.isOpaque()); if (inRenderText) prepareDepthRangeForRenderText(); @@ -1155,10 +1161,10 @@ bool QGL2PaintEngineExPrivate::prepareForDraw(bool srcPixelsAreOpaque) : QGLEngineShaderManager::NoOpacity; if (stateHasOpacity && (mode != ImageDrawingMode)) { // Using a brush - bool brushIsPattern = (currentBrush->style() >= Qt::Dense1Pattern) && - (currentBrush->style() <= Qt::DiagCrossPattern); + bool brushIsPattern = (currentBrush.style() >= Qt::Dense1Pattern) && + (currentBrush.style() <= Qt::DiagCrossPattern); - if ((currentBrush->style() == Qt::SolidPattern) || brushIsPattern) + if ((currentBrush.style() == Qt::SolidPattern) || brushIsPattern) opacityMode = QGLEngineShaderManager::NoOpacity; // Global opacity handled by srcPixel shader } } @@ -1286,7 +1292,7 @@ void QGL2PaintEngineEx::fill(const QVectorPath &path, const QBrush &brush) d->matrixDirty = true; } - d->setBrush(&brush); + d->setBrush(brush); d->fill(path); if (doOffset) { @@ -1325,7 +1331,7 @@ void QGL2PaintEngineEx::stroke(const QVectorPath &path, const QPen &pen) } bool opaque = penBrush.isOpaque() && s->opacity > 0.99; - d->setBrush(&penBrush); + d->setBrush(penBrush); d->transferMode(BrushDrawingMode); // updateMatrix() is responsible for setting the inverse scale on @@ -1604,7 +1610,7 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(const QPointF &p, QFontEngineGly glVertexAttribPointer(QT_TEXTURE_COORDS_ATTR, 2, GL_FLOAT, GL_FALSE, 0, textureCoordinateArray.data()); QBrush pensBrush = q->state()->pen.brush(); - setBrush(&pensBrush); + setBrush(pensBrush); if (inRenderText) prepareDepthRangeForRenderText(); @@ -1649,7 +1655,7 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(const QPointF &p, QFontEngineGly q->state()->opacity = 1; opacityUniformDirty = true; pensBrush = Qt::white; - setBrush(&pensBrush); + setBrush(pensBrush); } compositionModeDirty = false; // I can handle this myself, thank you very much @@ -1670,7 +1676,7 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(const QPointF &p, QFontEngineGly q->state()->opacity = oldOpacity; opacityUniformDirty = true; pensBrush = q->state()->pen.brush(); - setBrush(&pensBrush); + setBrush(pensBrush); } compositionModeDirty = false; @@ -1815,6 +1821,7 @@ bool QGL2PaintEngineEx::begin(QPaintDevice *pdev) d->opacityUniformDirty = true; d->needsSync = true; d->use_system_clip = !systemClip().isEmpty(); + d->currentBrush = QBrush(); d->dirtyStencilRegion = QRect(0, 0, d->width, d->height); d->stencilClean = true; diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h b/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h index 77ca3a8..33ce24d 100644 --- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h +++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h @@ -171,7 +171,6 @@ public: q(q_ptr), width(0), height(0), ctx(0), - currentBrush(0), inverseScale(1), shaderManager(0), inRenderText(false) @@ -185,7 +184,7 @@ public: void updateCompositionMode(); void updateTextureFilter(GLenum target, GLenum wrapMode, bool smoothPixmapTransform, GLuint id = -1); - void setBrush(const QBrush* brush); + void setBrush(const QBrush& brush); void transferMode(EngineMode newMode); void resetGLState(); @@ -244,7 +243,7 @@ public: QRect currentScissorBounds; uint maxClip; - const QBrush* currentBrush; // May not be the state's brush! + QBrush currentBrush; // May not be the state's brush! GLfloat inverseScale; diff --git a/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp b/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp index 6082f49..395b8a3 100644 --- a/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp +++ b/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp @@ -62,8 +62,14 @@ void QTriangulatingStroker::endCapOrJoinClosed(const qreal *start, const qreal * endCap(cur); } int count = m_vertices.size(); - m_vertices.add(m_vertices.at(count-2)); - m_vertices.add(m_vertices.at(count-1)); + + // Copy the (x, y) values because QDataBuffer::add(const float& t) + // may resize the buffer, which will leave t pointing at the + // previous buffer's memory region if we don't copy first. + float x = m_vertices.at(count-2); + float y = m_vertices.at(count-1); + m_vertices.add(x); + m_vertices.add(y); } diff --git a/src/opengl/qpixmapdata_gl.cpp b/src/opengl/qpixmapdata_gl.cpp index 4e1d50d..92c990b 100644 --- a/src/opengl/qpixmapdata_gl.cpp +++ b/src/opengl/qpixmapdata_gl.cpp @@ -341,22 +341,11 @@ void QGLPixmapData::ensureCreated() const if (!m_source.isNull()) { if (external_format == GL_RGB) { - QImage tx = m_source.convertToFormat(QImage::Format_RGB32); - - QVector<uchar> pixelData(w * h * 3); - uchar *p = &pixelData[0]; - QRgb *src = (QRgb *)tx.bits(); - - for (int i = 0; i < w * h; ++i) { - *p++ = qRed(*src); - *p++ = qGreen(*src); - *p++ = qBlue(*src); - ++src; - } + const QImage tx = m_source.convertToFormat(QImage::Format_RGB888); glBindTexture(target, m_texture.id); glTexSubImage2D(target, 0, 0, 0, w, h, external_format, - GL_UNSIGNED_BYTE, &pixelData[0]); + GL_UNSIGNED_BYTE, tx.bits()); } else { const QImage tx = ctx->d_func()->convertToGLFormat(m_source, true, external_format); diff --git a/src/xml/sax/qxml.cpp b/src/xml/sax/qxml.cpp index 0a87412..27ec3bd 100644 --- a/src/xml/sax/qxml.cpp +++ b/src/xml/sax/qxml.cpp @@ -3063,11 +3063,11 @@ void QXmlSimpleReaderPrivate::initIncrementalParsing() Aspects of the parsing behavior can be adapted using setFeature() and setProperty(). + \snippet doc/src/snippets/code/src_xml_sax_qxml.cpp 0 + QXmlSimpleReader is not reentrant. If you want to use the class in threaded code, lock the code using QXmlSimpleReader with a locking mechanism, such as a QMutex. - - \snippet doc/src/snippets/code/src_xml_sax_qxml.cpp 0 */ static inline bool is_S(QChar ch) |