diff options
Diffstat (limited to 'src/gui/painting/qdrawhelper.cpp')
| -rw-r--r-- | src/gui/painting/qdrawhelper.cpp | 382 |
1 files changed, 178 insertions, 204 deletions
diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp index ca3590e280..783d2e40b0 100644 --- a/src/gui/painting/qdrawhelper.cpp +++ b/src/gui/painting/qdrawhelper.cpp @@ -1,7 +1,7 @@ /**************************************************************************** ** ** Copyright (C) 2018 The Qt Company Ltd. -** Copyright (C) 2016 Intel Corporation. +** Copyright (C) 2018 Intel Corporation. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtGui module of the Qt Toolkit. @@ -4232,7 +4232,7 @@ static inline Operator getOperator(const QSpanData *data, const QSpan *spans, in switch(data->type) { case QSpanData::Solid: - solidSource = data->solid.color.isOpaque(); + solidSource = data->solidColor.isOpaque(); op.srcFetch = 0; op.srcFetch64 = 0; break; @@ -4280,7 +4280,7 @@ static inline Operator getOperator(const QSpanData *data, const QSpan *spans, in } ++spans; } - if (!alphaSpans) { + if (!alphaSpans && spanCount > 0) { // If all spans are opaque we do not need to fetch dest. // But don't clear passthrough destFetch as they are just as fast and save destStore. if (op.destFetch != destFetchARGB32P) @@ -4301,23 +4301,62 @@ static inline Operator getOperator(const QSpanData *data, const QSpan *spans, in return op; } +static void spanfill_from_first(QRasterBuffer *rasterBuffer, QPixelLayout::BPP bpp, int x, int y, int length) +{ + switch (bpp) { + case QPixelLayout::BPP64: { + quint64 *dest = reinterpret_cast<quint64 *>(rasterBuffer->scanLine(y)) + x; + qt_memfill_template(dest + 1, dest[0], length - 1); + break; + } + case QPixelLayout::BPP32: { + quint32 *dest = reinterpret_cast<quint32 *>(rasterBuffer->scanLine(y)) + x; + qt_memfill_template(dest + 1, dest[0], length - 1); + break; + } + case QPixelLayout::BPP24: { + quint24 *dest = reinterpret_cast<quint24 *>(rasterBuffer->scanLine(y)) + x; + qt_memfill_template(dest + 1, dest[0], length - 1); + break; + } + case QPixelLayout::BPP16: { + quint16 *dest = reinterpret_cast<quint16 *>(rasterBuffer->scanLine(y)) + x; + qt_memfill_template(dest + 1, dest[0], length - 1); + break; + } + case QPixelLayout::BPP8: { + uchar *dest = rasterBuffer->scanLine(y) + x; + memset(dest + 1, dest[0], length - 1); + break; + } + default: + Q_UNREACHABLE(); + } +} // -------------------- blend methods --------------------- -#if !defined(Q_CC_SUN) -static -#endif -void blend_color_generic(int count, const QSpan *spans, void *userData) +static void blend_color_generic(int count, const QSpan *spans, void *userData) { QSpanData *data = reinterpret_cast<QSpanData *>(userData); uint buffer[BufferSize]; - Operator op = getOperator(data, spans, count); - const uint color = data->solid.color.toArgb32(); + Operator op = getOperator(data, nullptr, 0); + const uint color = data->solidColor.toArgb32(); + bool solidFill = data->rasterBuffer->compositionMode == QPainter::CompositionMode_Source + || (data->rasterBuffer->compositionMode == QPainter::CompositionMode_SourceOver && qAlpha(color) == 255); + QPixelLayout::BPP bpp = qPixelLayouts[data->rasterBuffer->format].bpp; while (count--) { int x = spans->x; int length = spans->len; + if (solidFill && bpp >= QPixelLayout::BPP8 && spans->coverage == 255 && length) { + // If dest doesn't matter we don't need to bother with blending or converting all the identical pixels + op.destStore(data->rasterBuffer, x, spans->y, &color, 1); + spanfill_from_first(data->rasterBuffer, bpp, x, spans->y, length); + length = 0; + } + while (length) { int l = qMin(BufferSize, length); uint *dest = op.destFetch(buffer, data->rasterBuffer, x, spans->y, l); @@ -4335,15 +4374,15 @@ static void blend_color_argb(int count, const QSpan *spans, void *userData) { QSpanData *data = reinterpret_cast<QSpanData *>(userData); - const Operator op = getOperator(data, spans, count); - const uint color = data->solid.color.toArgb32(); + const Operator op = getOperator(data, nullptr, 0); + const uint color = data->solidColor.toArgb32(); if (op.mode == QPainter::CompositionMode_Source) { // inline for performance while (count--) { uint *target = ((uint *)data->rasterBuffer->scanLine(spans->y)) + spans->x; if (spans->coverage == 255) { - QT_MEMFILL_UINT(target, spans->len, color); + qt_memfill(target, color, spans->len); } else { uint c = BYTE_MUL(color, spans->coverage); int ialpha = 255 - spans->coverage; @@ -4365,29 +4404,26 @@ static void blend_color_argb(int count, const QSpan *spans, void *userData) void blend_color_generic_rgb64(int count, const QSpan *spans, void *userData) { QSpanData *data = reinterpret_cast<QSpanData *>(userData); - Operator op = getOperator(data, spans, count); + Operator op = getOperator(data, nullptr, 0); if (!op.funcSolid64) { qCDebug(lcQtGuiDrawHelper, "blend_color_generic_rgb64: unsupported 64bit blend attempted, falling back to 32-bit"); return blend_color_generic(count, spans, userData); } alignas(8) QRgba64 buffer[BufferSize]; - const QRgba64 color = data->solid.color; + const QRgba64 color = data->solidColor; bool solidFill = data->rasterBuffer->compositionMode == QPainter::CompositionMode_Source || (data->rasterBuffer->compositionMode == QPainter::CompositionMode_SourceOver && color.isOpaque()); - bool isBpp32 = qPixelLayouts[data->rasterBuffer->format].bpp == QPixelLayout::BPP32; + QPixelLayout::BPP bpp = qPixelLayouts[data->rasterBuffer->format].bpp; while (count--) { int x = spans->x; int length = spans->len; - if (solidFill && isBpp32 && spans->coverage == 255) { + if (solidFill && bpp >= QPixelLayout::BPP8 && spans->coverage == 255 && length) { // If dest doesn't matter we don't need to bother with blending or converting all the identical pixels - if (length > 0) { - op.destStore64(data->rasterBuffer, x, spans->y, &color, 1); - uint *dest = (uint*)data->rasterBuffer->scanLine(spans->y) + x; - qt_memfill32(dest + 1, dest[0], length - 1); - length = 0; - } + op.destStore64(data->rasterBuffer, x, spans->y, &color, 1); + spanfill_from_first(data->rasterBuffer, bpp, x, spans->y, length); + length = 0; } while (length) { @@ -4413,16 +4449,16 @@ static void blend_color_rgb16(int count, const QSpan *spans, void *userData) from qt_gradient_quint16 with minimal overhead. */ QPainter::CompositionMode mode = data->rasterBuffer->compositionMode; - if (mode == QPainter::CompositionMode_SourceOver && data->solid.color.isOpaque()) + if (mode == QPainter::CompositionMode_SourceOver && data->solidColor.isOpaque()) mode = QPainter::CompositionMode_Source; if (mode == QPainter::CompositionMode_Source) { // inline for performance - ushort c = data->solid.color.toRgb16(); + ushort c = data->solidColor.toRgb16(); while (count--) { ushort *target = ((ushort *)data->rasterBuffer->scanLine(spans->y)) + spans->x; if (spans->coverage == 255) { - QT_MEMFILL_USHORT(target, spans->len, c); + qt_memfill(target, c, spans->len); } else { ushort color = BYTE_MUL_RGB16(c, spans->coverage); int ialpha = 255 - spans->coverage; @@ -4439,7 +4475,7 @@ static void blend_color_rgb16(int count, const QSpan *spans, void *userData) if (mode == QPainter::CompositionMode_SourceOver) { while (count--) { - uint color = BYTE_MUL(data->solid.color.toArgb32(), spans->coverage); + uint color = BYTE_MUL(data->solidColor.toArgb32(), spans->coverage); int ialpha = qAlpha(~color); ushort c = qConvertRgb32To16(color); ushort *target = ((ushort *)data->rasterBuffer->scanLine(spans->y)) + spans->x; @@ -5228,7 +5264,111 @@ void qBlendTexture(int count, const QSpan *spans, void *userData) proc(count, spans, userData); } -template <class DST> Q_STATIC_TEMPLATE_FUNCTION +static void blend_vertical_gradient_argb(int count, const QSpan *spans, void *userData) +{ + QSpanData *data = reinterpret_cast<QSpanData *>(userData); + + LinearGradientValues linear; + getLinearGradientValues(&linear, data); + + CompositionFunctionSolid funcSolid = + functionForModeSolid[data->rasterBuffer->compositionMode]; + + /* + The logic for vertical gradient calculations is a mathematically + reduced copy of that in fetchLinearGradient() - which is basically: + + qreal ry = data->m22 * (y + 0.5) + data->dy; + qreal t = linear.dy*ry + linear.off; + t *= (GRADIENT_STOPTABLE_SIZE - 1); + quint32 color = + qt_gradient_pixel_fixed(&data->gradient, + int(t * FIXPT_SIZE)); + + This has then been converted to fixed point to improve performance. + */ + const int gss = GRADIENT_STOPTABLE_SIZE - 1; + int yinc = int((linear.dy * data->m22 * gss) * FIXPT_SIZE); + int off = int((((linear.dy * (data->m22 * qreal(0.5) + data->dy) + linear.off) * gss) * FIXPT_SIZE)); + + while (count--) { + int y = spans->y; + int x = spans->x; + + quint32 *dst = (quint32 *)(data->rasterBuffer->scanLine(y)) + x; + quint32 color = + qt_gradient_pixel_fixed(&data->gradient, yinc * y + off); + + funcSolid(dst, spans->len, color, spans->coverage); + ++spans; + } +} + +template<ProcessSpans blend_color> +static void blend_vertical_gradient(int count, const QSpan *spans, void *userData) +{ + QSpanData *data = reinterpret_cast<QSpanData *>(userData); + + LinearGradientValues linear; + getLinearGradientValues(&linear, data); + + // Based on the same logic as blend_vertical_gradient_argb. + + const int gss = GRADIENT_STOPTABLE_SIZE - 1; + int yinc = int((linear.dy * data->m22 * gss) * FIXPT_SIZE); + int off = int((((linear.dy * (data->m22 * qreal(0.5) + data->dy) + linear.off) * gss) * FIXPT_SIZE)); + + while (count--) { + int y = spans->y; + + data->solidColor = qt_gradient_pixel64_fixed(&data->gradient, yinc * y + off); + blend_color(1, spans, userData); + ++spans; + } +} + +void qBlendGradient(int count, const QSpan *spans, void *userData) +{ + QSpanData *data = reinterpret_cast<QSpanData *>(userData); + bool isVerticalGradient = + data->txop <= QTransform::TxScale && + data->type == QSpanData::LinearGradient && + data->gradient.linear.end.x == data->gradient.linear.origin.x; + switch (data->rasterBuffer->format) { + case QImage::Format_RGB16: + if (isVerticalGradient) + return blend_vertical_gradient<blend_color_rgb16>(count, spans, userData); + return blend_src_generic(count, spans, userData); + case QImage::Format_RGB32: + case QImage::Format_ARGB32_Premultiplied: + if (isVerticalGradient) + return blend_vertical_gradient_argb(count, spans, userData); + return blend_src_generic(count, spans, userData); +#if defined(__SSE2__) || defined(__ARM_NEON__) || (Q_PROCESSOR_WORDSIZE == 8) + case QImage::Format_ARGB32: + case QImage::Format_RGBA8888: +#endif + case QImage::Format_BGR30: + case QImage::Format_A2BGR30_Premultiplied: + case QImage::Format_RGB30: + case QImage::Format_A2RGB30_Premultiplied: + case QImage::Format_RGBX64: + case QImage::Format_RGBA64: + case QImage::Format_RGBA64_Premultiplied: + if (isVerticalGradient) + return blend_vertical_gradient<blend_color_generic_rgb64>(count, spans, userData); + return blend_src_generic_rgb64(count, spans, userData); + case QImage::Format_Invalid: + break; + default: + if (isVerticalGradient) + return blend_vertical_gradient<blend_color_generic>(count, spans, userData); + return blend_src_generic(count, spans, userData); + } + Q_UNREACHABLE(); +} + +template <class DST> static inline void qt_bitmapblit_template(QRasterBuffer *rasterBuffer, int x, int y, DST color, const uchar *map, @@ -5290,103 +5430,6 @@ inline void qt_bitmapblit_template(QRasterBuffer *rasterBuffer, } } -static void qt_gradient_argb32(int count, const QSpan *spans, void *userData) -{ - QSpanData *data = reinterpret_cast<QSpanData *>(userData); - - bool isVerticalGradient = - data->txop <= QTransform::TxScale && - data->type == QSpanData::LinearGradient && - data->gradient.linear.end.x == data->gradient.linear.origin.x; - - if (isVerticalGradient) { - LinearGradientValues linear; - getLinearGradientValues(&linear, data); - - CompositionFunctionSolid funcSolid = - functionForModeSolid[data->rasterBuffer->compositionMode]; - - /* - The logic for vertical gradient calculations is a mathematically - reduced copy of that in fetchLinearGradient() - which is basically: - - qreal ry = data->m22 * (y + 0.5) + data->dy; - qreal t = linear.dy*ry + linear.off; - t *= (GRADIENT_STOPTABLE_SIZE - 1); - quint32 color = - qt_gradient_pixel_fixed(&data->gradient, - int(t * FIXPT_SIZE)); - - This has then been converted to fixed point to improve performance. - */ - const int gss = GRADIENT_STOPTABLE_SIZE - 1; - int yinc = int((linear.dy * data->m22 * gss) * FIXPT_SIZE); - int off = int((((linear.dy * (data->m22 * qreal(0.5) + data->dy) + linear.off) * gss) * FIXPT_SIZE)); - - while (count--) { - int y = spans->y; - int x = spans->x; - - quint32 *dst = (quint32 *)(data->rasterBuffer->scanLine(y)) + x; - quint32 color = - qt_gradient_pixel_fixed(&data->gradient, yinc * y + off); - - funcSolid(dst, spans->len, color, spans->coverage); - ++spans; - } - - } else { - blend_src_generic(count, spans, userData); - } -} - -static void qt_gradient_quint16(int count, const QSpan *spans, void *userData) -{ - QSpanData *data = reinterpret_cast<QSpanData *>(userData); - - bool isVerticalGradient = - data->txop <= QTransform::TxScale && - data->type == QSpanData::LinearGradient && - data->gradient.linear.end.x == data->gradient.linear.origin.x; - - if (isVerticalGradient) { - - LinearGradientValues linear; - getLinearGradientValues(&linear, data); - - /* - The logic for vertical gradient calculations is a mathematically - reduced copy of that in fetchLinearGradient() - which is basically: - - qreal ry = data->m22 * (y + 0.5) + data->dy; - qreal t = linear.dy*ry + linear.off; - t *= (GRADIENT_STOPTABLE_SIZE - 1); - quint32 color = - qt_gradient_pixel_fixed(&data->gradient, - int(t * FIXPT_SIZE)); - - This has then been converted to fixed point to improve performance. - */ - const int gss = GRADIENT_STOPTABLE_SIZE - 1; - int yinc = int((linear.dy * data->m22 * gss) * FIXPT_SIZE); - int off = int((((linear.dy * (data->m22 * qreal(0.5) + data->dy) + linear.off) * gss) * FIXPT_SIZE)); - - // Save the fillData since we overwrite it when setting solid.color. - QGradientData gradient = data->gradient; - while (count--) { - int y = spans->y; - - data->solid.color = QRgba64::fromArgb32(qt_gradient_pixel_fixed(&gradient, yinc * y + off)); - blend_color_rgb16(1, spans, userData); - ++spans; - } - data->gradient = gradient; - - } else { - blend_src_generic(count, spans, userData); - } -} - inline static void qt_bitmapblit_argb32(QRasterBuffer *rasterBuffer, int x, int y, const QRgba64 &color, const uchar *map, @@ -6007,29 +6050,25 @@ static void qt_rectfill_quint64(QRasterBuffer *rasterBuffer, DrawHelper qDrawHelper[QImage::NImageFormats] = { // Format_Invalid, - { 0, 0, 0, 0, 0, 0 }, + { 0, 0, 0, 0, 0 }, // Format_Mono, { blend_color_generic, - blend_src_generic, 0, 0, 0, 0 }, // Format_MonoLSB, { blend_color_generic, - blend_src_generic, 0, 0, 0, 0 }, // Format_Indexed8, { blend_color_generic, - blend_src_generic, 0, 0, 0, 0 }, // Format_RGB32, { blend_color_argb, - qt_gradient_argb32, qt_bitmapblit_argb32, qt_alphamapblit_argb32, qt_alphargbblit_argb32, @@ -6038,7 +6077,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_ARGB32, { blend_color_generic, - blend_src_generic, qt_bitmapblit_argb32, qt_alphamapblit_argb32, qt_alphargbblit_argb32, @@ -6047,7 +6085,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_ARGB32_Premultiplied { blend_color_argb, - qt_gradient_argb32, qt_bitmapblit_argb32, qt_alphamapblit_argb32, qt_alphargbblit_argb32, @@ -6056,7 +6093,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGB16 { blend_color_rgb16, - qt_gradient_quint16, qt_bitmapblit_quint16, qt_alphamapblit_quint16, qt_alphargbblit_generic, @@ -6065,7 +6101,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_ARGB8565_Premultiplied { blend_color_generic, - blend_src_generic, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6074,7 +6109,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGB666 { blend_color_generic, - blend_src_generic, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6083,7 +6117,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_ARGB6666_Premultiplied { blend_color_generic, - blend_src_generic, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6092,7 +6125,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGB555 { blend_color_generic, - blend_src_generic, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6101,7 +6133,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_ARGB8555_Premultiplied { blend_color_generic, - blend_src_generic, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6110,7 +6141,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGB888 { blend_color_generic, - blend_src_generic, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6119,7 +6149,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGB444 { blend_color_generic, - blend_src_generic, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6128,7 +6157,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_ARGB4444_Premultiplied { blend_color_generic, - blend_src_generic, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6137,7 +6165,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGBX8888 { blend_color_generic, - blend_src_generic, qt_bitmapblit_rgba8888, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6146,7 +6173,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGBA8888 { blend_color_generic, - blend_src_generic, qt_bitmapblit_rgba8888, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6155,7 +6181,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGB8888_Premultiplied { blend_color_generic, - blend_src_generic, qt_bitmapblit_rgba8888, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6164,7 +6189,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_BGR30 { blend_color_generic_rgb64, - blend_src_generic_rgb64, qt_bitmapblit_rgb30<PixelOrderBGR>, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6173,7 +6197,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_A2BGR30_Premultiplied { blend_color_generic_rgb64, - blend_src_generic_rgb64, qt_bitmapblit_rgb30<PixelOrderBGR>, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6182,7 +6205,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGB30 { blend_color_generic_rgb64, - blend_src_generic_rgb64, qt_bitmapblit_rgb30<PixelOrderRGB>, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6191,7 +6213,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_A2RGB30_Premultiplied { blend_color_generic_rgb64, - blend_src_generic_rgb64, qt_bitmapblit_rgb30<PixelOrderRGB>, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6200,7 +6221,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_Alpha8 { blend_color_generic, - blend_src_generic, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6209,7 +6229,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_Grayscale8 { blend_color_generic, - blend_src_generic, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6218,7 +6237,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGBX64 { blend_color_generic_rgb64, - blend_src_generic_rgb64, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6227,7 +6245,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGBA64 { blend_color_generic_rgb64, - blend_src_generic_rgb64, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6236,7 +6253,6 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = // Format_RGBA64_Premultiplied { blend_color_generic_rgb64, - blend_src_generic_rgb64, 0, qt_alphamapblit_generic, qt_alphargbblit_generic, @@ -6244,70 +6260,28 @@ DrawHelper qDrawHelper[QImage::NImageFormats] = }, }; -#if defined(Q_CC_MSVC) && !defined(_MIPS_) -template <class T> -inline void qt_memfill_template(T *dest, T color, int count) -{ - while (count--) - *dest++ = color; -} - -#else - -template <class T> -inline void qt_memfill_template(T *dest, T color, int count) +void qt_memfill64(quint64 *dest, quint64 color, qsizetype count) { - int n = (count + 7) / 8; - switch (count & 0x07) - { - case 0: do { *dest++ = color; Q_FALLTHROUGH(); - case 7: *dest++ = color; Q_FALLTHROUGH(); - case 6: *dest++ = color; Q_FALLTHROUGH(); - case 5: *dest++ = color; Q_FALLTHROUGH(); - case 4: *dest++ = color; Q_FALLTHROUGH(); - case 3: *dest++ = color; Q_FALLTHROUGH(); - case 2: *dest++ = color; Q_FALLTHROUGH(); - case 1: *dest++ = color; - } while (--n > 0); - } + qt_memfill_template<quint64>(dest, color, count); } -template <> -inline void qt_memfill_template(quint16 *dest, quint16 value, int count) +void qt_memfill16(quint16 *dest, quint16 value, qsizetype count) { - if (count < 3) { - switch (count) { - case 2: *dest++ = value; Q_FALLTHROUGH(); - case 1: *dest = value; - } - return; - } - - const int align = (quintptr)(dest) & 0x3; - switch (align) { - case 2: *dest++ = value; --count; + const int align = quintptr(dest) & 0x3; + if (align) { + *dest++ = value; + --count; } - const quint32 value32 = (value << 16) | value; - qt_memfill(reinterpret_cast<quint32*>(dest), value32, count / 2); if (count & 0x1) dest[count - 1] = value; -} -#endif -void qt_memfill64(quint64 *dest, quint64 color, int count) -{ - qt_memfill_template<quint64>(dest, color, count); + const quint32 value32 = (value << 16) | value; + qt_memfill32(reinterpret_cast<quint32*>(dest), value32, count / 2); } -#if !defined(__SSE2__) -void qt_memfill16(quint16 *dest, quint16 color, int count) -{ - qt_memfill_template<quint16>(dest, color, count); -} -#endif #if !defined(__SSE2__) && !defined(__ARM_NEON__) && !defined(__MIPS_DSP__) -void qt_memfill32(quint32 *dest, quint32 color, int count) +void qt_memfill32(quint32 *dest, quint32 color, qsizetype count) { qt_memfill_template<quint32>(dest, color, count); } |