/**************************************************************************** ** ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtGui module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the Technology Preview License Agreement accompanying ** this package. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain additional ** rights. These rights are described in the Nokia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. ** ** ** ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QDRAWHELPER_P_H #define QDRAWHELPER_P_H // // W A R N I N G // ------------- // // This file is not part of the Qt API. It exists purely as an // implementation detail. This header file may change from version to // version without notice, or even be removed. // // We mean it. // #include "QtCore/qglobal.h" #include "QtGui/qcolor.h" #include "QtGui/qpainter.h" #include "QtGui/qimage.h" #ifndef QT_FT_BEGIN_HEADER #define QT_FT_BEGIN_HEADER #define QT_FT_END_HEADER #endif #include "private/qrasterdefs_p.h" #ifdef Q_WS_QWS #include "QtGui/qscreen_qws.h" #endif // Disable MMX and SSE on Mac/PPC builds, or if the compiler // does not support -Xarch argument passing #if defined(QT_NO_MAC_XARCH) || (defined(Q_OS_DARWIN) && (defined(__ppc__) || defined(__ppc64__))) #undef QT_HAVE_SSE2 #undef QT_HAVE_SSE #undef QT_HAVE_3DNOW #undef QT_HAVE_MMX #endif QT_BEGIN_NAMESPACE #if defined(Q_CC_MSVC) && _MSCVER <= 1300 && !defined(Q_CC_INTEL) #define Q_STATIC_TEMPLATE_SPECIALIZATION static #else #define Q_STATIC_TEMPLATE_SPECIALIZATION #endif #if defined(Q_CC_RVCT) // RVCT doesn't like static template functions # define Q_STATIC_TEMPLATE_FUNCTION # define Q_STATIC_INLINE_FUNCTION static __forceinline #else # define Q_STATIC_TEMPLATE_FUNCTION static # define Q_STATIC_INLINE_FUNCTION static inline #endif /******************************************************************************* * QSpan * * duplicate definition of FT_Span */ typedef QT_FT_Span QSpan; struct QSolidData; struct QTextureData; struct QGradientData; struct QLinearGradientData; struct QRadialGradientData; struct QConicalGradientData; struct QSpanData; class QGradient; class QRasterBuffer; class QClipData; class QRasterPaintEngineState; typedef QT_FT_SpanFunc ProcessSpans; typedef void (*BitmapBlitFunc)(QRasterBuffer *rasterBuffer, int x, int y, quint32 color, const uchar *bitmap, int mapWidth, int mapHeight, int mapStride); typedef void (*AlphamapBlitFunc)(QRasterBuffer *rasterBuffer, int x, int y, quint32 color, const uchar *bitmap, int mapWidth, int mapHeight, int mapStride, const QClipData *clip); typedef void (*AlphaRGBBlitFunc)(QRasterBuffer *rasterBuffer, int x, int y, quint32 color, const uint *rgbmask, int mapWidth, int mapHeight, int mapStride, const QClipData *clip); typedef void (*RectFillFunc)(QRasterBuffer *rasterBuffer, int x, int y, int width, int height, quint32 color); typedef void (*SrcOverBlendFunc)(uchar *destPixels, int dbpl, const uchar *src, int spbl, int w, int h, int const_alpha); typedef void (*SrcOverScaleFunc)(uchar *destPixels, int dbpl, const uchar *src, int spbl, const QRectF &targetRect, const QRectF &sourceRect, const QRect &clipRect, int const_alpha); typedef void (*SrcOverTransformFunc)(uchar *destPixels, int dbpl, const uchar *src, int spbl, const QRectF &targetRect, const QRectF &sourceRect, const QRect &clipRect, const QTransform &targetRectTransform, int const_alpha); struct DrawHelper { ProcessSpans blendColor; ProcessSpans blendGradient; BitmapBlitFunc bitmapBlit; AlphamapBlitFunc alphamapBlit; AlphaRGBBlitFunc alphaRGBBlit; RectFillFunc fillRect; }; extern SrcOverBlendFunc qBlendFunctions[QImage::NImageFormats][QImage::NImageFormats]; extern SrcOverScaleFunc qScaleFunctions[QImage::NImageFormats][QImage::NImageFormats]; extern SrcOverTransformFunc qTransformFunctions[QImage::NImageFormats][QImage::NImageFormats]; extern DrawHelper qDrawHelper[QImage::NImageFormats]; void qBlendTexture(int count, const QSpan *spans, void *userData); #if defined(Q_WS_QWS) && !defined(QT_NO_RASTERCALLBACKS) extern DrawHelper qDrawHelperCallback[QImage::NImageFormats]; void qBlendTextureCallback(int count, const QSpan *spans, void *userData); #endif typedef void (QT_FASTCALL *CompositionFunction)(uint *dest, const uint *src, int length, uint const_alpha); typedef void (QT_FASTCALL *CompositionFunctionSolid)(uint *dest, int length, uint color, uint const_alpha); void qInitDrawhelperAsm(); class QRasterPaintEngine; struct QSolidData { uint color; }; struct QLinearGradientData { struct { qreal x; qreal y; } origin; struct { qreal x; qreal y; } end; }; struct QRadialGradientData { struct { qreal x; qreal y; } center; struct { qreal x; qreal y; } focal; qreal radius; }; struct QConicalGradientData { struct { qreal x; qreal y; } center; qreal angle; }; struct QGradientData { QGradient::Spread spread; union { QLinearGradientData linear; QRadialGradientData radial; QConicalGradientData conical; }; #ifdef Q_WS_QWS #define GRADIENT_STOPTABLE_SIZE 256 #else #define GRADIENT_STOPTABLE_SIZE 1024 #endif uint* colorTable; //[GRADIENT_STOPTABLE_SIZE]; uint alphaColor : 1; }; struct QTextureData { const uchar *imageData; const uchar *scanLine(int y) const { return imageData + y*bytesPerLine; } int width; int height; // clip rect int x1; int y1; int x2; int y2; int bytesPerLine; QImage::Format format; const QVector *colorTable; bool hasAlpha; enum Type { Plain, Tiled }; Type type; int const_alpha; }; struct QSpanData { QSpanData() : tempImage(0) {} ~QSpanData() { delete tempImage; } QRasterBuffer *rasterBuffer; #ifdef Q_WS_QWS QRasterPaintEngine *rasterEngine; #endif ProcessSpans blend; ProcessSpans unclipped_blend; BitmapBlitFunc bitmapBlit; AlphamapBlitFunc alphamapBlit; AlphaRGBBlitFunc alphaRGBBlit; RectFillFunc fillRect; qreal m11, m12, m13, m21, m22, m23, m33, dx, dy; // inverse xform matrix const QClipData *clip; enum Type { None, Solid, LinearGradient, RadialGradient, ConicalGradient, Texture } type : 8; int txop : 8; int fast_matrix : 1; bool bilinear; QImage *tempImage; union { QSolidData solid; QGradientData gradient; QTextureData texture; }; void init(QRasterBuffer *rb, const QRasterPaintEngine *pe); void setup(const QBrush &brush, int alpha, QPainter::CompositionMode compositionMode); void setupMatrix(const QTransform &matrix, int bilinear); void initTexture(const QImage *image, int alpha, QTextureData::Type = QTextureData::Plain, const QRect &sourceRect = QRect()); void adjustSpanMethods(); }; Q_STATIC_INLINE_FUNCTION uint BYTE_MUL_RGB16(uint x, uint a) { a += 1; uint t = (((x & 0x07e0)*a) >> 8) & 0x07e0; t |= (((x & 0xf81f)*(a>>2)) >> 6) & 0xf81f; return t; } Q_STATIC_INLINE_FUNCTION uint BYTE_MUL_RGB16_32(uint x, uint a) { uint t = (((x & 0xf81f07e0) >> 5)*a) & 0xf81f07e0; t |= (((x & 0x07e0f81f)*a) >> 5) & 0x07e0f81f; return t; } #if defined(Q_CC_RVCT) # pragma push # pragma arm #endif Q_STATIC_INLINE_FUNCTION uint BYTE_MUL(uint x, uint a) { uint t = (x & 0xff00ff) * a; t = (t + ((t >> 8) & 0xff00ff) + 0x800080) >> 8; t &= 0xff00ff; x = ((x >> 8) & 0xff00ff) * a; x = (x + ((x >> 8) & 0xff00ff) + 0x800080); x &= 0xff00ff00; x |= t; return x; } #if defined(Q_CC_RVCT) # pragma pop #endif Q_STATIC_INLINE_FUNCTION uint PREMUL(uint x) { uint a = x >> 24; uint t = (x & 0xff00ff) * a; t = (t + ((t >> 8) & 0xff00ff) + 0x800080) >> 8; t &= 0xff00ff; x = ((x >> 8) & 0xff) * a; x = (x + ((x >> 8) & 0xff) + 0x80); x &= 0xff00; x |= t | (a << 24); return x; } #define INV_PREMUL(p) \ (qAlpha(p) == 0 ? 0 : \ ((qAlpha(p) << 24) \ | (((255*qRed(p))/ qAlpha(p)) << 16) \ | (((255*qGreen(p)) / qAlpha(p)) << 8) \ | ((255*qBlue(p)) / qAlpha(p)))) template inline DST qt_colorConvert(SRC color, DST dummy) { Q_UNUSED(dummy); return DST(color); } template <> inline quint32 qt_colorConvert(quint16 color, quint32 dummy) { Q_UNUSED(dummy); const int r = (color & 0xf800); const int g = (color & 0x07e0); const int b = (color & 0x001f); const int tr = (r >> 8) | (r >> 13); const int tg = (g >> 3) | (g >> 9); const int tb = (b << 3) | (b >> 2); return qRgb(tr, tg, tb); } template <> inline quint16 qt_colorConvert(quint32 color, quint16 dummy) { Q_UNUSED(dummy); const int r = qRed(color) << 8; const int g = qGreen(color) << 3; const int b = qBlue(color) >> 3; return (r & 0xf800) | (g & 0x07e0)| (b & 0x001f); } class quint32p { public: inline quint32p(quint32 v) : data(PREMUL(v)) {} inline operator quint32() const { return data; } inline operator quint16() const { return qt_colorConvert(data, 0); } Q_STATIC_INLINE_FUNCTION quint32p fromRawData(quint32 v) { quint32p p; p.data = v; return p; } private: quint32p() {} quint32 data; } Q_PACKED; class qabgr8888 { public: inline qabgr8888(quint32 v) { data = qRgba(qBlue(v), qGreen(v), qRed(v), qAlpha(v)); } inline bool operator==(const qabgr8888 &v) const { return data == v.data; } private: quint32 data; } Q_PACKED; class qrgb565; class qargb8565 { public: Q_STATIC_INLINE_FUNCTION bool hasAlpha() { return true; } inline qargb8565() {} inline qargb8565(quint32 v); inline explicit qargb8565(quint32p v); inline qargb8565(const qargb8565 &v); inline qargb8565(const qrgb565 &v); inline operator quint32() const; inline operator quint16() const; inline quint8 alpha() const { return data[0]; } inline qargb8565 truncedAlpha() { data[0] &= 0xf8; data[1] &= 0xdf; return *this; } Q_STATIC_INLINE_FUNCTION quint8 alpha(quint8 a) { return (a + 1) >> 3; } Q_STATIC_INLINE_FUNCTION quint8 ialpha(quint8 a) { return 0x20 - alpha(a); } inline qargb8565 byte_mul(quint8 a) const; inline qargb8565 operator+(qargb8565 v) const; inline bool operator==(const qargb8565 &v) const; inline quint32 rawValue() const; inline quint16 rawValue16() const; private: friend class qrgb565; quint8 data[3]; } Q_PACKED; class qrgb565 { public: Q_STATIC_INLINE_FUNCTION bool hasAlpha() { return false; } qrgb565(int v = 0) : data(v) {} inline explicit qrgb565(quint32p v); inline explicit qrgb565(quint32 v); inline explicit qrgb565(const qargb8565 &v); inline operator quint32() const; inline operator quint16() const; inline qrgb565 operator+(qrgb565 v) const; inline quint8 alpha() const { return 0xff; } inline qrgb565 truncedAlpha() { return *this; } Q_STATIC_INLINE_FUNCTION quint8 alpha(quint8 a) { return (a + 1) >> 3; } Q_STATIC_INLINE_FUNCTION quint8 ialpha(quint8 a) { return 0x20 - alpha(a); } inline qrgb565 byte_mul(quint8 a) const; inline bool operator==(const qrgb565 &v) const; inline quint16 rawValue() const { return data; } private: friend class qargb8565; quint16 data; } Q_PACKED; qargb8565::qargb8565(quint32 v) { *this = qargb8565(quint32p(v)); } qargb8565::qargb8565(quint32p v) { data[0] = qAlpha(v); const int r = qRed(v); const int g = qGreen(v); const int b = qBlue(v); data[1] = ((g << 3) & 0xe0) | (b >> 3); data[2] = (r & 0xf8) | (g >> 5); } qargb8565::qargb8565(const qargb8565 &v) { data[0] = v.data[0]; data[1] = v.data[1]; data[2] = v.data[2]; } qargb8565::qargb8565(const qrgb565 &v) { data[0] = 0xff; data[1] = v.data & 0xff; data[2] = v.data >> 8; } qargb8565::operator quint32() const { const quint16 rgb = (data[2] << 8) | data[1]; const int a = data[0]; const int r = (rgb & 0xf800); const int g = (rgb & 0x07e0); const int b = (rgb & 0x001f); const int tr = qMin(a, (r >> 8) | (r >> 13)); const int tg = qMin(a, (g >> 3) | (g >> 9)); const int tb = qMin(a, (b << 3) | (b >> 2)); return qRgba(tr, tg, tb, data[0]); } qargb8565::operator quint16() const { return (data[2] << 8) | data[1]; } qargb8565 qargb8565::operator+(qargb8565 v) const { qargb8565 t; t.data[0] = data[0] + v.data[0]; const quint16 rgb = ((data[2] + v.data[2]) << 8) + (data[1] + v.data[1]); t.data[1] = rgb & 0xff; t.data[2] = rgb >> 8; return t; } qargb8565 qargb8565::byte_mul(quint8 a) const { qargb8565 result; result.data[0] = (data[0] * a) >> 5; const quint16 x = (data[2] << 8) | data[1]; const quint16 t = ((((x & 0x07e0) >> 5) * a) & 0x07e0) | ((((x & 0xf81f) * a) >> 5) & 0xf81f); result.data[1] = t & 0xff; result.data[2] = t >> 8; return result; } bool qargb8565::operator==(const qargb8565 &v) const { return data[0] == v.data[0] && data[1] == v.data[1] && data[2] == v.data[2]; } quint32 qargb8565::rawValue() const { return (data[2] << 16) | (data[1] << 8) | data[0]; } quint16 qargb8565::rawValue16() const { return (data[2] << 8) | data[1]; } qrgb565::qrgb565(quint32p v) { *this = qrgb565(quint32(v)); } qrgb565::qrgb565(quint32 v) { const int r = qRed(v) << 8; const int g = qGreen(v) << 3; const int b = qBlue(v) >> 3; data = (r & 0xf800) | (g & 0x07e0)| (b & 0x001f); } qrgb565::qrgb565(const qargb8565 &v) { data = (v.data[2] << 8) | v.data[1]; } qrgb565::operator quint32() const { const int r = (data & 0xf800); const int g = (data & 0x07e0); const int b = (data & 0x001f); const int tr = (r >> 8) | (r >> 13); const int tg = (g >> 3) | (g >> 9); const int tb = (b << 3) | (b >> 2); return qRgb(tr, tg, tb); } qrgb565::operator quint16() const { return data; } qrgb565 qrgb565::operator+(qrgb565 v) const { qrgb565 t; t.data = data + v.data; return t; } qrgb565 qrgb565::byte_mul(quint8 a) const { qrgb565 result; result.data = ((((data & 0x07e0) >> 5) * a) & 0x07e0) | ((((data & 0xf81f) * a) >> 5) & 0xf81f); return result; } bool qrgb565::operator==(const qrgb565 &v) const { return data == v.data; } class qbgr565 { public: inline qbgr565(quint16 v) { data = ((v & 0x001f) << 11) | (v & 0x07e0) | ((v & 0xf800) >> 11); } inline bool operator==(const qbgr565 &v) const { return data == v.data; } private: quint16 data; } Q_PACKED; class qrgb555; class qargb8555 { public: Q_STATIC_INLINE_FUNCTION bool hasAlpha() { return true; } qargb8555() {} inline qargb8555(quint32 v); inline explicit qargb8555(quint32p v); inline qargb8555(const qargb8555 &v); inline qargb8555(const qrgb555 &v); inline operator quint32() const; inline quint8 alpha() const { return data[0]; } inline qargb8555 truncedAlpha() { data[0] &= 0xf8; return *this; } Q_STATIC_INLINE_FUNCTION quint8 alpha(quint8 a) { return (a + 1) >> 3; } Q_STATIC_INLINE_FUNCTION quint8 ialpha(quint8 a) { return 0x20 - alpha(a); } inline qargb8555 operator+(qargb8555 v) const; inline qargb8555 byte_mul(quint8 a) const; inline bool operator==(const qargb8555 &v) const; inline quint32 rawValue() const; private: friend class qrgb555; quint8 data[3]; } Q_PACKED; class qrgb555 { public: Q_STATIC_INLINE_FUNCTION bool hasAlpha() { return false; } inline qrgb555(int v = 0) : data(v) {} inline explicit qrgb555(quint32p v) { *this = qrgb555(quint32(v)); } inline explicit qrgb555(quint32 v) { const int r = qRed(v) << 7; const int g = qGreen(v) << 2; const int b = qBlue(v) >> 3; data = (r & 0x7c00) | (g & 0x03e0) | (b & 0x001f); } inline explicit qrgb555(quint16 v) { data = ((v >> 1) & (0x7c00 | 0x03e0)) | (v & 0x001f); } inline explicit qrgb555(const qargb8555 &v); inline operator quint32() const { const int r = (data & 0x7c00); const int g = (data & 0x03e0); const int b = (data & 0x001f); const int tr = (r >> 7) | (r >> 12); const int tg = (g >> 2) | (g >> 7); const int tb = (b << 3) | (b >> 2); return qRgb(tr, tg, tb); } inline operator quint16() const { const int r = ((data & 0x7c00) << 1) & 0xf800; const int g = (((data & 0x03e0) << 1) | ((data >> 4) & 0x0020)) & 0x07e0; const int b = (data & 0x001f); return r | g | b; } inline qrgb555 operator+(qrgb555 v) const; inline qrgb555 byte_mul(quint8 a) const; inline quint8 alpha() const { return 0xff; } inline qrgb555 truncedAlpha() { return *this; } Q_STATIC_INLINE_FUNCTION quint8 alpha(quint8 a) { return (a + 1) >> 3; } Q_STATIC_INLINE_FUNCTION quint8 ialpha(quint8 a) { return 0x20 - alpha(a); } inline bool operator==(const qrgb555 &v) const { return v.data == data; } inline bool operator!=(const qrgb555 &v) const { return v.data != data; } inline quint16 rawValue() const { return data; } private: friend class qargb8555; friend class qbgr555; quint16 data; } Q_PACKED; qrgb555::qrgb555(const qargb8555 &v) { data = (v.data[2] << 8) | v.data[1]; } qrgb555 qrgb555::operator+(qrgb555 v) const { qrgb555 t; t.data = data + v.data; return t; } qrgb555 qrgb555::byte_mul(quint8 a) const { quint16 t = (((data & 0x3e0) * a) >> 5) & 0x03e0; t |= (((data & 0x7c1f) * a) >> 5) & 0x7c1f; qrgb555 result; result.data = t; return result; } class qbgr555 { public: inline qbgr555(quint32 v) { *this = qbgr555(qrgb555(v)); } inline qbgr555(qrgb555 v) { data = ((v.data & 0x001f) << 10) | (v.data & 0x03e0) | ((v.data & 0x7c00) >> 10); } inline bool operator==(const qbgr555 &v) const { return data == v.data; } private: quint16 data; } Q_PACKED; qargb8555::qargb8555(quint32 v) { v = quint32p(v); data[0] = qAlpha(v); const int r = qRed(v); const int g = qGreen(v); const int b = qBlue(v); data[1] = ((g << 2) & 0xe0) | (b >> 3); data[2] = ((r >> 1) & 0x7c) | (g >> 6); } qargb8555::qargb8555(quint32p v) { data[0] = qAlpha(v); const int r = qRed(v); const int g = qGreen(v); const int b = qBlue(v); data[1] = ((g << 2) & 0xe0) | (b >> 3); data[2] = ((r >> 1) & 0x7c) | (g >> 6); } qargb8555::qargb8555(const qargb8555 &v) { data[0] = v.data[0]; data[1] = v.data[1]; data[2] = v.data[2]; } qargb8555::qargb8555(const qrgb555 &v) { data[0] = 0xff; data[1] = v.data & 0xff; data[2] = v.data >> 8; } qargb8555::operator quint32() const { const quint16 rgb = (data[2] << 8) | data[1]; const int r = (rgb & 0x7c00); const int g = (rgb & 0x03e0); const int b = (rgb & 0x001f); const int tr = (r >> 7) | (r >> 12); const int tg = (g >> 2) | (g >> 7); const int tb = (b << 3) | (b >> 2); return qRgba(tr, tg, tb, data[0]); } bool qargb8555::operator==(const qargb8555 &v) const { return data[0] == v.data[0] && data[1] == v.data[1] && data[2] == v.data[2]; } quint32 qargb8555::rawValue() const { return (data[2] << 16) | (data[1] << 8) | data[0]; } qargb8555 qargb8555::operator+(qargb8555 v) const { qargb8555 t; t.data[0] = data[0] + v.data[0]; const quint16 rgb = ((data[2] + v.data[2]) << 8) + (data[1] + v.data[1]); t.data[1] = rgb & 0xff; t.data[2] = rgb >> 8; return t; } qargb8555 qargb8555::byte_mul(quint8 a) const { qargb8555 result; result.data[0] = (data[0] * a) >> 5; const quint16 x = (data[2] << 8) | data[1]; quint16 t = (((x & 0x3e0) * a) >> 5) & 0x03e0; t |= (((x & 0x7c1f) * a) >> 5) & 0x7c1f; result.data[1] = t & 0xff; result.data[2] = t >> 8; return result; } class qrgb666; class qargb6666 { public: Q_STATIC_INLINE_FUNCTION bool hasAlpha() { return true; } inline qargb6666() {} inline qargb6666(quint32 v) { *this = qargb6666(quint32p(v)); } inline explicit qargb6666(quint32p v); inline qargb6666(const qargb6666 &v); inline qargb6666(const qrgb666 &v); inline operator quint32 () const; inline quint8 alpha() const; inline qargb6666 truncedAlpha() { return *this; } Q_STATIC_INLINE_FUNCTION quint8 alpha(quint8 a) { return (a + 1) >> 2; } Q_STATIC_INLINE_FUNCTION quint8 ialpha(quint8 a) { return (255 - a + 1) >> 2; } inline qargb6666 byte_mul(quint8 a) const; inline qargb6666 operator+(qargb6666 v) const; inline bool operator==(const qargb6666 &v) const; inline quint32 rawValue() const; private: friend class qrgb666; quint8 data[3]; } Q_PACKED; class qrgb666 { public: Q_STATIC_INLINE_FUNCTION bool hasAlpha() { return false; } inline qrgb666() {} inline qrgb666(quint32 v); inline qrgb666(const qargb6666 &v); inline operator quint32 () const; inline quint8 alpha() const { return 0xff; } inline qrgb666 truncedAlpha() { return *this; } Q_STATIC_INLINE_FUNCTION quint8 alpha(quint8 a) { return (a + 1) >> 2; } Q_STATIC_INLINE_FUNCTION quint8 ialpha(quint8 a) { return (255 - a + 1) >> 2; } inline qrgb666 operator+(qrgb666 v) const; inline qrgb666 byte_mul(quint8 a) const; inline bool operator==(const qrgb666 &v) const; inline bool operator!=(const qrgb666 &v) const { return !(*this == v); } inline quint32 rawValue() const { return (data[2] << 16) | (data[1] << 8) | data[0]; } private: friend class qargb6666; quint8 data[3]; } Q_PACKED; qrgb666::qrgb666(quint32 v) { const uchar b = qBlue(v); const uchar g = qGreen(v); const uchar r = qRed(v); const uint p = (b >> 2) | ((g >> 2) << 6) | ((r >> 2) << 12); data[0] = qBlue(p); data[1] = qGreen(p); data[2] = qRed(p); } qrgb666::qrgb666(const qargb6666 &v) { data[0] = v.data[0]; data[1] = v.data[1]; data[2] = v.data[2] & 0x03; } qrgb666::operator quint32 () const { const uchar r = (data[2] << 6) | ((data[1] & 0xf0) >> 2) | (data[2] & 0x3); const uchar g = (data[1] << 4) | ((data[0] & 0xc0) >> 4) | ((data[1] & 0x0f) >> 2); const uchar b = (data[0] << 2) | ((data[0] & 0x3f) >> 4); return qRgb(r, g, b); } qrgb666 qrgb666::operator+(qrgb666 v) const { const quint32 x1 = (data[2] << 16) | (data[1] << 8) | data[0]; const quint32 x2 = (v.data[2] << 16) | (v.data[1] << 8) | v.data[0]; const quint32 t = x1 + x2; qrgb666 r; r.data[0] = t & 0xff; r.data[1] = (t >> 8) & 0xff; r.data[2] = (t >> 16) & 0xff; return r; } qrgb666 qrgb666::byte_mul(quint8 a) const { const quint32 x = (data[2] << 16) | (data[1] << 8) | data[0]; const quint32 t = ((((x & 0x03f03f) * a) >> 6) & 0x03f03f) | ((((x & 0x000fc0) * a) >> 6) & 0x000fc0); qrgb666 r; r.data[0] = t & 0xff; r.data[1] = (t >> 8) & 0xff; r.data[2] = (t >> 16) & 0xff; return r; } bool qrgb666::operator==(const qrgb666 &v) const { return (data[0] == v.data[0] && data[1] == v.data[1] && data[2] == v.data[2]); } qargb6666::qargb6666(quint32p v) { const quint8 b = qBlue(v) >> 2; const quint8 g = qGreen(v) >> 2; const quint8 r = qRed(v) >> 2; const quint8 a = qAlpha(v) >> 2; const uint p = (a << 18) | (r << 12) | (g << 6) | b; data[0] = qBlue(p); data[1] = qGreen(p); data[2] = qRed(p); } qargb6666::qargb6666(const qargb6666 &v) { data[0] = v.data[0]; data[1] = v.data[1]; data[2] = v.data[2]; } qargb6666::qargb6666(const qrgb666 &v) { data[0] = v.data[0]; data[1] = v.data[1]; data[2] = (v.data[2] | 0xfc); } qargb6666::operator quint32 () const { const quint8 r = (data[2] << 6) | ((data[1] & 0xf0) >> 2) | (data[2] & 0x3); const quint8 g = (data[1] << 4) | ((data[0] & 0xc0) >> 4) | ((data[1] & 0x0f) >> 2); const quint8 b = (data[0] << 2) | ((data[0] & 0x3f) >> 4); const quint8 a = (data[2] & 0xfc) | (data[2] >> 6); return qRgba(r, g, b, a); } qargb6666 qargb6666::operator+(qargb6666 v) const { const quint32 x1 = (data[2] << 16) | (data[1] << 8) | data[0]; const quint32 x2 = (v.data[2] << 16) | (v.data[1] << 8) | v.data[0]; const quint32 t = x1 + x2; qargb6666 r; r.data[0] = t & 0xff; r.data[1] = (t >> 8) & 0xff; r.data[2] = (t >> 16) & 0xff; return r; } quint8 qargb6666::alpha() const { return (data[2] & 0xfc) | (data[2] >> 6); } inline qargb6666 qargb6666::byte_mul(quint8 a) const { const quint32 x = (data[2] << 16) | (data[1] << 8) | data[0]; const quint32 t = ((((x & 0x03f03f) * a) >> 6) & 0x03f03f) | ((((x & 0xfc0fc0) * a) >> 6) & 0xfc0fc0); qargb6666 r; r.data[0] = t & 0xff; r.data[1] = (t >> 8) & 0xff; r.data[2] = (t >> 16) & 0xff; return r; } bool qargb6666::operator==(const qargb6666 &v) const { return data[0] == v.data[0] && data[1] == v.data[1] && data[2] == v.data[2]; } quint32 qargb6666::rawValue() const { return (data[2] << 16) | (data[1] << 8) | data[0]; } class qrgb888 { public: Q_STATIC_INLINE_FUNCTION bool hasAlpha() { return false; } inline qrgb888() {} inline qrgb888(quint32 v); inline operator quint32() const; inline quint8 alpha() const { return 0xff; } inline qrgb888 truncedAlpha() { return *this; } Q_STATIC_INLINE_FUNCTION quint8 alpha(quint8 a) { return a; } Q_STATIC_INLINE_FUNCTION quint8 ialpha(quint8 a) { return 255 - a; } inline qrgb888 byte_mul(quint8 a) const; inline qrgb888 operator+(qrgb888 v) const; inline bool operator==(qrgb888 v) const; inline quint32 rawValue() const; private: uchar data[3]; } Q_PACKED; qrgb888::qrgb888(quint32 v) { data[0] = qRed(v); data[1] = qGreen(v); data[2] = qBlue(v); } qrgb888::operator quint32() const { return qRgb(data[0], data[1], data[2]); } qrgb888 qrgb888::operator+(qrgb888 v) const { qrgb888 t = *this; t.data[0] += v.data[0]; t.data[1] += v.data[1]; t.data[2] += v.data[2]; return t; } qrgb888 qrgb888::byte_mul(quint8 a) const { quint32 x(*this); quint32 t = (x & 0xff00ff) * a; t = (t + ((t >> 8) & 0xff00ff) + 0x800080) >> 8; t &= 0xff00ff; x = ((x >> 8) & 0xff00ff) * a; x = (x + ((x >> 8) & 0xff00ff) + 0x800080); x &= 0xff00ff00; x |= t; return qrgb888(x); } bool qrgb888::operator==(qrgb888 v) const { return (data[0] == v.data[0] && data[1] == v.data[1] && data[2] == v.data[2]); } quint32 qrgb888::rawValue() const { return (data[2] << 16) | (data[1] << 8) | data[0]; } template <> inline qrgb888 qt_colorConvert(quint32 color, qrgb888 dummy) { Q_UNUSED(dummy); return qrgb888(color); } template <> inline quint32 qt_colorConvert(qrgb888 color, quint32 dummy) { Q_UNUSED(dummy); return quint32(color); } #ifdef QT_QWS_DEPTH_8 template <> inline quint8 qt_colorConvert(quint32 color, quint8 dummy) { Q_UNUSED(dummy); uchar r = ((qRed(color) & 0xf8) + 0x19) / 0x33; uchar g = ((qGreen(color) &0xf8) + 0x19) / 0x33; uchar b = ((qBlue(color) &0xf8) + 0x19) / 0x33; return r*6*6 + g*6 + b; } template <> inline quint8 qt_colorConvert(quint16 color, quint8 dummy) { Q_UNUSED(dummy); uchar r = (color & 0xf800) >> (11-3); uchar g = (color & 0x07c0) >> (6-3); uchar b = (color & 0x001f) << 3; uchar tr = (r + 0x19) / 0x33; uchar tg = (g + 0x19) / 0x33; uchar tb = (b + 0x19) / 0x33; return tr*6*6 + tg*6 + tb; } #endif // QT_QWS_DEPTH_8 // hw: endianess?? class quint24 { public: inline quint24(quint32 v) { data[0] = qBlue(v); data[1] = qGreen(v); data[2] = qRed(v); } inline operator quint32 () { return qRgb(data[2], data[1], data[0]); } inline bool operator==(const quint24 &v) const { return data[0] == v.data[0] && data[1] == v.data[1] && data[2] == v.data[2]; } private: uchar data[3]; } Q_PACKED; template <> inline quint24 qt_colorConvert(quint32 color, quint24 dummy) { Q_UNUSED(dummy); return quint24(color); } // hw: endianess?? class quint18 { public: inline quint18(quint32 v) { uchar b = qBlue(v); uchar g = qGreen(v); uchar r = qRed(v); uint p = (b >> 2) | ((g >> 2) << 6) | ((r >> 2) << 12); data[0] = qBlue(p); data[1] = qGreen(p); data[2] = qRed(p); } inline operator quint32 () { const uchar r = (data[2] << 6) | ((data[1] & 0xf0) >> 2) | (data[2] & 0x3); const uchar g = (data[1] << 4) | ((data[0] & 0xc0) >> 4) | ((data[1] & 0x0f) >> 2); const uchar b = (data[0] << 2) | ((data[0] & 0x3f) >> 4); return qRgb(r, g, b); } private: uchar data[3]; } Q_PACKED; template <> inline quint18 qt_colorConvert(quint32 color, quint18 dummy) { Q_UNUSED(dummy); return quint18(color); } class qrgb444; class qargb4444 { public: Q_STATIC_INLINE_FUNCTION bool hasAlpha() { return true; } inline qargb4444() {} inline qargb4444(quint32 v) { *this = qargb4444(quint32p(v)); } inline explicit qargb4444(quint32p v); inline qargb4444(const qrgb444 &v); inline operator quint32() const; inline operator quint8() const; inline qargb4444 operator+(qargb4444 v) const; inline quint8 alpha() const { return ((data & 0xf000) >> 8) | ((data & 0xf000) >> 12); } inline qargb4444 truncedAlpha() { return *this; } Q_STATIC_INLINE_FUNCTION quint8 alpha(quint8 a) { return (a + 1) >> 4; } Q_STATIC_INLINE_FUNCTION quint8 ialpha(quint8 a) { return 0x10 - alpha(a); } inline qargb4444 byte_mul(quint8 a) const; inline bool operator==(const qargb4444 &v) const { return data == v.data; } inline quint16 rawValue() const { return data; } private: friend class qrgb444; quint16 data; } Q_PACKED; class qrgb444 { public: Q_STATIC_INLINE_FUNCTION bool hasAlpha() { return false; } inline qrgb444() {} inline qrgb444(quint32 v); inline explicit qrgb444(qargb4444 v); inline operator quint32() const; inline operator quint8() const; inline qrgb444 operator+(qrgb444 v) const; inline quint8 alpha() const { return 0xff; } inline qrgb444 truncedAlpha() { return *this; } Q_STATIC_INLINE_FUNCTION quint8 alpha(quint8 a) { return (a + 1) >> 4; } Q_STATIC_INLINE_FUNCTION quint8 ialpha(quint8 a) { return 0x10 - alpha(a); } inline qrgb444 byte_mul(quint8 a) const; inline bool operator==(const qrgb444 &v) const { return data == v.data; } inline bool operator!=(const qrgb444 &v) const { return data != v.data; } inline quint16 rawValue() const { return data; } private: friend class qargb4444; quint16 data; } Q_PACKED; qargb4444::qargb4444(quint32p color) { quint32 v = color; v &= 0xf0f0f0f0; const int a = qAlpha(v) << 8; const int r = qRed(v) << 4; const int g = qGreen(v); const int b = qBlue(v) >> 4; data = a | r | g | b; } qargb4444::qargb4444(const qrgb444 &v) { data = v.data | 0xf000; } qargb4444::operator quint32() const { const int a = (data & 0xf000); const int r = (data & 0x0f00); const int g = (data & 0x00f0); const int b = (data & 0x000f); const int ta = (a >> 8) | (a >> 12); const int tr = (r >> 4) | (r >> 8); const int tg = g | (g >> 4); const int tb = (b << 4) | b; return qRgba(tr, tg, tb, ta); } qargb4444::operator quint8() const { // hw: optimize! return qt_colorConvert(operator quint32(), 0); } qargb4444 qargb4444::operator+(qargb4444 v) const { qargb4444 t; t.data = data + v.data; return t; } qargb4444 qargb4444::byte_mul(quint8 a) const { quint16 t = (((data & 0xf0f0) * a) >> 4) & 0xf0f0; t |= (((data & 0x0f0f) * a) >> 4) & 0x0f0f; qargb4444 result; result.data = t; return result; } qrgb444::qrgb444(quint32 v) { v &= 0xf0f0f0f0; const int r = qRed(v) << 4; const int g = qGreen(v); const int b = qBlue(v) >> 4; data = r | g | b; } qrgb444::qrgb444(qargb4444 v) { data = v.data & 0x0fff; } qrgb444::operator quint32() const { const int r = (data & 0x0f00); const int g = (data & 0x00f0); const int b = (data & 0x000f); const int tr = (r >> 4) | (r >> 8); const int tg = g | (g >> 4); const int tb = (b << 4) | b; return qRgb(tr, tg, tb); } qrgb444::operator quint8() const { // hw: optimize! return qt_colorConvert(operator quint32(), 0); } qrgb444 qrgb444::operator+(qrgb444 v) const { qrgb444 t; t.data = data + v.data; return t; } qrgb444 qrgb444::byte_mul(quint8 a) const { quint16 t = (((data & 0xf0f0) * a) >> 4) & 0xf0f0; t |= (((data & 0x0f0f) * a) >> 4) & 0x0f0f; qrgb444 result; result.data = t; return result; } #ifdef QT_QWS_DEPTH_GENERIC struct qrgb { public: static int bpp; static int len_red; static int len_green; static int len_blue; static int len_alpha; static int off_red; static int off_green; static int off_blue; static int off_alpha; } Q_PACKED; template Q_STATIC_TEMPLATE_FUNCTION inline quint32 qt_convertToRgb(SRC color); template <> inline quint32 qt_convertToRgb(quint32 color) { const int r = qRed(color) >> (8 - qrgb::len_red); const int g = qGreen(color) >> (8 - qrgb::len_green); const int b = qBlue(color) >> (8 - qrgb::len_blue); const int a = qAlpha(color) >> (8 - qrgb::len_alpha); const quint32 v = (r << qrgb::off_red) | (g << qrgb::off_green) | (b << qrgb::off_blue) | (a << qrgb::off_alpha); return v; } template <> inline quint32 qt_convertToRgb(quint16 color) { return qt_convertToRgb(qt_colorConvert(color, 0)); } class qrgb_generic16 { public: inline qrgb_generic16(quint32 color) { const int r = qRed(color) >> (8 - qrgb::len_red); const int g = qGreen(color) >> (8 - qrgb::len_green); const int b = qBlue(color) >> (8 - qrgb::len_blue); const int a = qAlpha(color) >> (8 - qrgb::len_alpha); data = (r << qrgb::off_red) | (g << qrgb::off_green) | (b << qrgb::off_blue) | (a << qrgb::off_alpha); } inline operator quint16 () { return data; } inline quint32 operator<<(int shift) const { return data << shift; } private: quint16 data; } Q_PACKED; template <> inline qrgb_generic16 qt_colorConvert(quint32 color, qrgb_generic16 dummy) { Q_UNUSED(dummy); return qrgb_generic16(color); } template <> inline qrgb_generic16 qt_colorConvert(quint16 color, qrgb_generic16 dummy) { Q_UNUSED(dummy); return qrgb_generic16(qt_colorConvert(color, 0)); } #endif // QT_QWS_DEPTH_GENERIC template void qt_memfill(T *dest, T value, int count); template<> inline void qt_memfill(quint32 *dest, quint32 color, int count) { extern void (*qt_memfill32)(quint32 *dest, quint32 value, int count); qt_memfill32(dest, color, count); } template<> inline void qt_memfill(quint16 *dest, quint16 color, int count) { extern void (*qt_memfill16)(quint16 *dest, quint16 value, int count); qt_memfill16(dest, color, count); } template<> inline void qt_memfill(quint8 *dest, quint8 color, int count) { memset(dest, color, count); } template inline void qt_memfill(T *dest, T value, int count) { if (!count) return; int n = (count + 7) / 8; switch (count & 0x07) { case 0: do { *dest++ = value; case 7: *dest++ = value; case 6: *dest++ = value; case 5: *dest++ = value; case 4: *dest++ = value; case 3: *dest++ = value; case 2: *dest++ = value; case 1: *dest++ = value; } while (--n > 0); } } template inline void qt_rectfill(T *dest, T value, int x, int y, int width, int height, int stride) { char *d = reinterpret_cast(dest + x) + y * stride; if (uint(stride) == (width * sizeof(T))) { qt_memfill(reinterpret_cast(d), value, width * height); } else { for (int j = 0; j < height; ++j) { dest = reinterpret_cast(d); qt_memfill(dest, value, width); d += stride; } } } template inline void qt_memconvert(DST *dest, const SRC *src, int count) { if (sizeof(DST) == 1) { while (count) { int n = 1; const SRC color = *src++; const DST dstColor = qt_colorConvert(color, 0); while (--count && (*src == color || dstColor == qt_colorConvert(*src, 0))) { ++n; ++src; } qt_memfill(dest, dstColor, n); dest += n; } } else { /* Duff's device */ int n = (count + 7) / 8; switch (count & 0x07) { case 0: do { *dest++ = qt_colorConvert(*src++, 0); case 7: *dest++ = qt_colorConvert(*src++, 0); case 6: *dest++ = qt_colorConvert(*src++, 0); case 5: *dest++ = qt_colorConvert(*src++, 0); case 4: *dest++ = qt_colorConvert(*src++, 0); case 3: *dest++ = qt_colorConvert(*src++, 0); case 2: *dest++ = qt_colorConvert(*src++, 0); case 1: *dest++ = qt_colorConvert(*src++, 0); } while (--n > 0); } } } #define QT_TRIVIAL_MEMCONVERT_IMPL(T) \ template <> \ inline void qt_memconvert(T *dest, const T *src, int count) \ { \ memcpy(dest, src, count * sizeof(T)); \ } QT_TRIVIAL_MEMCONVERT_IMPL(quint32) QT_TRIVIAL_MEMCONVERT_IMPL(qrgb888) QT_TRIVIAL_MEMCONVERT_IMPL(qargb6666) QT_TRIVIAL_MEMCONVERT_IMPL(qrgb666) QT_TRIVIAL_MEMCONVERT_IMPL(quint16) #ifdef Q_WS_QWS QT_TRIVIAL_MEMCONVERT_IMPL(qrgb565) #endif QT_TRIVIAL_MEMCONVERT_IMPL(qargb8565) QT_TRIVIAL_MEMCONVERT_IMPL(qargb8555) QT_TRIVIAL_MEMCONVERT_IMPL(qrgb555) QT_TRIVIAL_MEMCONVERT_IMPL(qargb4444) QT_TRIVIAL_MEMCONVERT_IMPL(qrgb444) #undef QT_TRIVIAL_MEMCONVERT_IMPL #if Q_BYTE_ORDER == Q_LITTLE_ENDIAN template <> inline void qt_memconvert(qrgb666 *dest, const quint32 *src, int count) { if (count < 3) { switch (count) { case 2: *dest++ = qrgb666(*src++); case 1: *dest = qrgb666(*src); } return; } const int align = (long(dest) & 3); switch (align) { case 1: *dest++ = qrgb666(*src++); --count; case 2: *dest++ = qrgb666(*src++); --count; case 3: *dest++ = qrgb666(*src++); --count; } quint32 *dest32 = reinterpret_cast(dest); int sourceCount = count >> 2; while (sourceCount--) { dest32[0] = ((src[1] & 0x00000c00) << 20) | ((src[1] & 0x000000fc) << 22) | ((src[0] & 0x00fc0000) >> 6) | ((src[0] & 0x0000fc00) >> 4) | ((src[0] & 0x000000fc) >> 2); dest32[1] = ((src[2] & 0x003c0000) << 10) | ((src[2] & 0x0000fc00) << 12) | ((src[2] & 0x000000fc) << 14) | ((src[1] & 0x00fc0000) >> 14) | ((src[1] & 0x0000f000) >> 12); dest32[2] = ((src[3] & 0x00fc0000) << 2) | ((src[3] & 0x0000fc00) << 4) | ((src[3] & 0x000000fc) << 6) | ((src[2] & 0x00c00000) >> 22); dest32 += 3; src += 4; } dest = reinterpret_cast(dest32); switch (count & 3) { case 3: *dest++ = qrgb666(*src++); case 2: *dest++ = qrgb666(*src++); case 1: *dest = qrgb666(*src); } } #endif // Q_BYTE_ORDER template inline void qt_rectcopy(T *dest, const T *src, int x, int y, int width, int height, int dstStride, int srcStride) { char *d = (char*)(dest + x) + y * dstStride; const char *s = (char*)(src); for (int i = 0; i < height; ++i) { ::memcpy(d, s, width * sizeof(T)); d += dstStride; s += srcStride; } } template inline void qt_rectconvert(DST *dest, const SRC *src, int x, int y, int width, int height, int dstStride, int srcStride) { char *d = (char*)(dest + x) + y * dstStride; const char *s = (char*)(src); for (int i = 0; i < height; ++i) { qt_memconvert((DST*)d, (const SRC*)s, width); d += dstStride; s += srcStride; } } #define QT_RECTCONVERT_TRIVIAL_IMPL(T) \ template <> \ inline void qt_rectconvert(T *dest, const T *src, \ int x, int y, int width, int height, \ int dstStride, int srcStride) \ { \ qt_rectcopy(dest, src, x, y, width, height, dstStride, srcStride); \ } QT_RECTCONVERT_TRIVIAL_IMPL(quint32) QT_RECTCONVERT_TRIVIAL_IMPL(qrgb888) QT_RECTCONVERT_TRIVIAL_IMPL(qargb6666) QT_RECTCONVERT_TRIVIAL_IMPL(qrgb666) #ifdef Q_WS_QWS QT_RECTCONVERT_TRIVIAL_IMPL(qrgb565) #endif QT_RECTCONVERT_TRIVIAL_IMPL(qargb8565) QT_RECTCONVERT_TRIVIAL_IMPL(quint16) QT_RECTCONVERT_TRIVIAL_IMPL(qargb8555) QT_RECTCONVERT_TRIVIAL_IMPL(qrgb555) QT_RECTCONVERT_TRIVIAL_IMPL(qargb4444) QT_RECTCONVERT_TRIVIAL_IMPL(qrgb444) #undef QT_RECTCONVERT_TRIVIAL_IMPL #ifdef QT_QWS_DEPTH_GENERIC template <> void qt_rectconvert(qrgb *dest, const quint32 *src, int x, int y, int width, int height, int dstStride, int srcStride); template <> void qt_rectconvert(qrgb *dest, const quint16 *src, int x, int y, int width, int height, int dstStride, int srcStride); #endif // QT_QWS_DEPTH_GENERIC #define QT_MEMFILL_UINT(dest, length, color) \ qt_memfill(dest, color, length); #define QT_MEMFILL_USHORT(dest, length, color) \ qt_memfill(dest, color, length); #define QT_MEMCPY_REV_UINT(dest, src, length) \ do { \ /* Duff's device */ \ uint *_d = (uint*)(dest) + length; \ const uint *_s = (uint*)(src) + length; \ register int n = ((length) + 7) / 8; \ switch ((length) & 0x07) \ { \ case 0: do { *--_d = *--_s; \ case 7: *--_d = *--_s; \ case 6: *--_d = *--_s; \ case 5: *--_d = *--_s; \ case 4: *--_d = *--_s; \ case 3: *--_d = *--_s; \ case 2: *--_d = *--_s; \ case 1: *--_d = *--_s; \ } while (--n > 0); \ } \ } while (0) #define QT_MEMCPY_USHORT(dest, src, length) \ do { \ /* Duff's device */ \ ushort *_d = (ushort*)(dest); \ const ushort *_s = (ushort*)(src); \ register int n = ((length) + 7) / 8; \ switch ((length) & 0x07) \ { \ case 0: do { *_d++ = *_s++; \ case 7: *_d++ = *_s++; \ case 6: *_d++ = *_s++; \ case 5: *_d++ = *_s++; \ case 4: *_d++ = *_s++; \ case 3: *_d++ = *_s++; \ case 2: *_d++ = *_s++; \ case 1: *_d++ = *_s++; \ } while (--n > 0); \ } \ } while (0) #if defined(Q_CC_RVCT) # pragma push # pragma arm #endif Q_STATIC_INLINE_FUNCTION int qt_div_255(int x) { return (x + (x>>8) + 0x80) >> 8; } #if defined(Q_CC_RVCT) # pragma pop #endif inline ushort qConvertRgb32To16(uint c) { return (((c) >> 3) & 0x001f) | (((c) >> 5) & 0x07e0) | (((c) >> 8) & 0xf800); } #if defined(Q_WS_QWS) || (QT_VERSION >= 0x040400) inline quint32 qConvertRgb32To16x2(quint64 c) { c = (((c) >> 3) & Q_UINT64_C(0x001f0000001f)) | (((c) >> 5) & Q_UINT64_C(0x07e0000007e0)) | (((c) >> 8) & Q_UINT64_C(0xf8000000f800)); return c | (c >> 16); } #endif inline QRgb qConvertRgb16To32(uint c) { return 0xff000000 | ((((c) << 3) & 0xf8) | (((c) >> 2) & 0x7)) | ((((c) << 5) & 0xfc00) | (((c) >> 1) & 0x300)) | ((((c) << 8) & 0xf80000) | (((c) << 3) & 0x70000)); } inline int qRed565(quint16 rgb) { const int r = (rgb & 0xf800); return (r >> 8) | (r >> 13); } inline int qGreen565(quint16 rgb) { const int g = (rgb & 0x07e0); return (g >> 3) | (g >> 9); } inline int qBlue565(quint16 rgb) { const int b = (rgb & 0x001f); return (b << 3) | (b >> 2); } #if 1 Q_STATIC_INLINE_FUNCTION uint INTERPOLATE_PIXEL_256(uint x, uint a, uint y, uint b) { uint t = (x & 0xff00ff) * a + (y & 0xff00ff) * b; t >>= 8; t &= 0xff00ff; x = ((x >> 8) & 0xff00ff) * a + ((y >> 8) & 0xff00ff) * b; x &= 0xff00ff00; x |= t; return x; } #if defined(Q_CC_RVCT) # pragma push # pragma arm #endif Q_STATIC_INLINE_FUNCTION uint INTERPOLATE_PIXEL_255(uint x, uint a, uint y, uint b) { uint t = (x & 0xff00ff) * a + (y & 0xff00ff) * b; t = (t + ((t >> 8) & 0xff00ff) + 0x800080) >> 8; t &= 0xff00ff; x = ((x >> 8) & 0xff00ff) * a + ((y >> 8) & 0xff00ff) * b; x = (x + ((x >> 8) & 0xff00ff) + 0x800080); x &= 0xff00ff00; x |= t; return x; } #if defined(Q_CC_RVCT) # pragma pop #endif #else // possible implementation for 64 bit Q_STATIC_INLINE_FUNCTION uint INTERPOLATE_PIXEL_256(uint x, uint a, uint y, uint b) { ulong t = (((ulong(x)) | ((ulong(x)) << 24)) & 0x00ff00ff00ff00ff) * a; t += (((ulong(y)) | ((ulong(y)) << 24)) & 0x00ff00ff00ff00ff) * b; t >>= 8; t &= 0x00ff00ff00ff00ff; return (uint(t)) | (uint(t >> 24)); } Q_STATIC_INLINE_FUNCTION uint INTERPOLATE_PIXEL_255(uint x, uint a, uint y, uint b) { ulong t = (((ulong(x)) | ((ulong(x)) << 24)) & 0x00ff00ff00ff00ff) * a; t += (((ulong(y)) | ((ulong(y)) << 24)) & 0x00ff00ff00ff00ff) * b; t = (t + ((t >> 8) & 0xff00ff00ff00ff) + 0x80008000800080); t &= 0x00ff00ff00ff00ff; return (uint(t)) | (uint(t >> 24)); } Q_STATIC_INLINE_FUNCTION uint BYTE_MUL(uint x, uint a) { ulong t = (((ulong(x)) | ((ulong(x)) << 24)) & 0x00ff00ff00ff00ff) * a; t = (t + ((t >> 8) & 0xff00ff00ff00ff) + 0x80008000800080); t &= 0x00ff00ff00ff00ff; return (uint(t)) | (uint(t >> 24)); } Q_STATIC_INLINE_FUNCTION uint PREMUL(uint x) { uint a = x >> 24; ulong t = (((ulong(x)) | ((ulong(x)) << 24)) & 0x00ff00ff00ff00ff) * a; t = (t + ((t >> 8) & 0xff00ff00ff00ff) + 0x80008000800080); t &= 0x00ff00ff00ff00ff; return (uint(t)) | (uint(t >> 24)) | 0xff000000; } #endif const uint qt_bayer_matrix[16][16] = { { 0x1, 0xc0, 0x30, 0xf0, 0xc, 0xcc, 0x3c, 0xfc, 0x3, 0xc3, 0x33, 0xf3, 0xf, 0xcf, 0x3f, 0xff}, { 0x80, 0x40, 0xb0, 0x70, 0x8c, 0x4c, 0xbc, 0x7c, 0x83, 0x43, 0xb3, 0x73, 0x8f, 0x4f, 0xbf, 0x7f}, { 0x20, 0xe0, 0x10, 0xd0, 0x2c, 0xec, 0x1c, 0xdc, 0x23, 0xe3, 0x13, 0xd3, 0x2f, 0xef, 0x1f, 0xdf}, { 0xa0, 0x60, 0x90, 0x50, 0xac, 0x6c, 0x9c, 0x5c, 0xa3, 0x63, 0x93, 0x53, 0xaf, 0x6f, 0x9f, 0x5f}, { 0x8, 0xc8, 0x38, 0xf8, 0x4, 0xc4, 0x34, 0xf4, 0xb, 0xcb, 0x3b, 0xfb, 0x7, 0xc7, 0x37, 0xf7}, { 0x88, 0x48, 0xb8, 0x78, 0x84, 0x44, 0xb4, 0x74, 0x8b, 0x4b, 0xbb, 0x7b, 0x87, 0x47, 0xb7, 0x77}, { 0x28, 0xe8, 0x18, 0xd8, 0x24, 0xe4, 0x14, 0xd4, 0x2b, 0xeb, 0x1b, 0xdb, 0x27, 0xe7, 0x17, 0xd7}, { 0xa8, 0x68, 0x98, 0x58, 0xa4, 0x64, 0x94, 0x54, 0xab, 0x6b, 0x9b, 0x5b, 0xa7, 0x67, 0x97, 0x57}, { 0x2, 0xc2, 0x32, 0xf2, 0xe, 0xce, 0x3e, 0xfe, 0x1, 0xc1, 0x31, 0xf1, 0xd, 0xcd, 0x3d, 0xfd}, { 0x82, 0x42, 0xb2, 0x72, 0x8e, 0x4e, 0xbe, 0x7e, 0x81, 0x41, 0xb1, 0x71, 0x8d, 0x4d, 0xbd, 0x7d}, { 0x22, 0xe2, 0x12, 0xd2, 0x2e, 0xee, 0x1e, 0xde, 0x21, 0xe1, 0x11, 0xd1, 0x2d, 0xed, 0x1d, 0xdd}, { 0xa2, 0x62, 0x92, 0x52, 0xae, 0x6e, 0x9e, 0x5e, 0xa1, 0x61, 0x91, 0x51, 0xad, 0x6d, 0x9d, 0x5d}, { 0xa, 0xca, 0x3a, 0xfa, 0x6, 0xc6, 0x36, 0xf6, 0x9, 0xc9, 0x39, 0xf9, 0x5, 0xc5, 0x35, 0xf5}, { 0x8a, 0x4a, 0xba, 0x7a, 0x86, 0x46, 0xb6, 0x76, 0x89, 0x49, 0xb9, 0x79, 0x85, 0x45, 0xb5, 0x75}, { 0x2a, 0xea, 0x1a, 0xda, 0x26, 0xe6, 0x16, 0xd6, 0x29, 0xe9, 0x19, 0xd9, 0x25, 0xe5, 0x15, 0xd5}, { 0xaa, 0x6a, 0x9a, 0x5a, 0xa6, 0x66, 0x96, 0x56, 0xa9, 0x69, 0x99, 0x59, 0xa5, 0x65, 0x95, 0x55} }; #define ARGB_COMBINE_ALPHA(argb, alpha) \ ((((argb >> 24) * alpha) >> 8) << 24) | (argb & 0x00ffffff) QT_END_NAMESPACE #endif // QDRAWHELPER_P_H