diff options
Diffstat (limited to 'src/gui/painting')
| -rw-r--r-- | src/gui/painting/qbrush.cpp | 191 | ||||
| -rw-r--r-- | src/gui/painting/qbrush.h | 12 | ||||
| -rw-r--r-- | src/gui/painting/qdrawhelper.cpp | 42 | ||||
| -rw-r--r-- | src/gui/painting/qdrawhelper_neon.cpp | 2 | ||||
| -rw-r--r-- | src/gui/painting/qdrawhelper_p.h | 100 | ||||
| -rw-r--r-- | src/gui/painting/qdrawhelper_sse2.cpp | 2 | ||||
| -rw-r--r-- | src/gui/painting/qpaintengine_mac.cpp | 3 | ||||
| -rw-r--r-- | src/gui/painting/qpaintengine_raster.cpp | 3 | ||||
| -rw-r--r-- | src/gui/painting/qpaintengineex.cpp | 46 | ||||
| -rw-r--r-- | src/gui/painting/qpainter.cpp | 14 | ||||
| -rw-r--r-- | src/gui/painting/qpainter.h | 1 |
11 files changed, 343 insertions, 73 deletions
diff --git a/src/gui/painting/qbrush.cpp b/src/gui/painting/qbrush.cpp index bf5764a..3ff7eb8 100644 --- a/src/gui/painting/qbrush.cpp +++ b/src/gui/painting/qbrush.cpp @@ -840,6 +840,22 @@ const QGradient *QBrush::gradient() const return 0; } +Q_GUI_EXPORT bool qt_isExtendedRadialGradient(const QBrush &brush) +{ + if (brush.style() == Qt::RadialGradientPattern) { + const QGradient *g = brush.gradient(); + const QRadialGradient *rg = static_cast<const QRadialGradient *>(g); + + if (!qFuzzyIsNull(rg->focalRadius())) + return true; + + QPointF delta = rg->focalPoint() - rg->center(); + if (delta.x() * delta.x() + delta.y() * delta.y() > rg->radius() * rg->radius()) + return true; + } + + return false; +} /*! Returns true if the brush is fully opaque otherwise false. A brush @@ -849,6 +865,7 @@ const QGradient *QBrush::gradient() const \i The alpha component of the color() is 255. \i Its texture() does not have an alpha channel and is not a QBitmap. \i The colors in the gradient() all have an alpha component that is 255. + \i It is an extended radial gradient. \endlist */ @@ -860,6 +877,9 @@ bool QBrush::isOpaque() const if (d->style == Qt::SolidPattern) return opaqueColor; + if (qt_isExtendedRadialGradient(*this)) + return false; + if (d->style == Qt::LinearGradientPattern || d->style == Qt::RadialGradientPattern || d->style == Qt::ConicalGradientPattern) { @@ -1209,8 +1229,10 @@ QDataStream &operator>>(QDataStream &s, QBrush &b) \list \o \e Linear gradients interpolate colors between start and end points. - \o \e Radial gradients interpolate colors between a focal point and end - points on a circle surrounding it. + \o \e Simple radial gradients interpolate colors between a focal point + and end points on a circle surrounding it. + \o \e Extended radial gradients interpolate colors between a center and + a focal circle. \o \e Conical gradients interpolate colors around a center point. \endlist @@ -1506,8 +1528,6 @@ void QGradient::setInterpolationMode(InterpolationMode mode) dummy = p; } -#undef Q_DUMMY_ACCESSOR - /*! \fn bool QGradient::operator!=(const QGradient &gradient) const \since 4.2 @@ -1541,7 +1561,7 @@ bool QGradient::operator==(const QGradient &gradient) const || m_data.radial.cy != gradient.m_data.radial.cy || m_data.radial.fx != gradient.m_data.radial.fx || m_data.radial.fy != gradient.m_data.radial.fy - || m_data.radial.radius != gradient.m_data.radial.radius) + || m_data.radial.cradius != gradient.m_data.radial.cradius) return false; } else { // m_type == ConicalGradient if (m_data.conical.cx != gradient.m_data.conical.cx @@ -1747,10 +1767,17 @@ void QLinearGradient::setFinalStop(const QPointF &stop) \brief The QRadialGradient class is used in combination with QBrush to specify a radial gradient brush. - Radial gradients interpolate colors between a focal point and end - points on a circle surrounding it. Outside the end points the - gradient is either padded, reflected or repeated depending on the - currently set \l {QGradient::Spread}{spread} method: + Qt supports both simple and extended radial gradients. + + Simple radial gradients interpolate colors between a focal point and end + points on a circle surrounding it. Extended radial gradients interpolate + colors between a focal circle and a center circle. Points outside the cone + defined by the two circles will be transparent. For simple radial gradients + the focal point is adjusted to lie inside the center circle, whereas the + focal point can have any position in an extended radial gradient. + + Outside the end points the gradient is either padded, reflected or repeated + depending on the currently set \l {QGradient::Spread}{spread} method: \table \row @@ -1795,9 +1822,14 @@ static QPointF qt_radial_gradient_adapt_focal_point(const QPointF ¢er, } /*! - Constructs a radial gradient with the given \a center, \a + Constructs a simple radial gradient with the given \a center, \a radius and \a focalPoint. + \note If the given focal point is outside the circle defined by the + center (\a cx, \a cy) and the \a radius it will be re-adjusted to + the intersection between the line from the center to the focal point + and the circle. + \sa QGradient::setColorAt(), QGradient::setStops() */ @@ -1807,7 +1839,7 @@ QRadialGradient::QRadialGradient(const QPointF ¢er, qreal radius, const QPoi m_spread = PadSpread; m_data.radial.cx = center.x(); m_data.radial.cy = center.y(); - m_data.radial.radius = radius; + m_data.radial.cradius = radius; QPointF adapted_focal = qt_radial_gradient_adapt_focal_point(center, radius, focalPoint); m_data.radial.fx = adapted_focal.x(); @@ -1815,7 +1847,7 @@ QRadialGradient::QRadialGradient(const QPointF ¢er, qreal radius, const QPoi } /*! - Constructs a radial gradient with the given \a center, \a + Constructs a simple radial gradient with the given \a center, \a radius and the focal point in the circle center. \sa QGradient::setColorAt(), QGradient::setStops() @@ -1826,16 +1858,21 @@ QRadialGradient::QRadialGradient(const QPointF ¢er, qreal radius) m_spread = PadSpread; m_data.radial.cx = center.x(); m_data.radial.cy = center.y(); - m_data.radial.radius = radius; + m_data.radial.cradius = radius; m_data.radial.fx = center.x(); m_data.radial.fy = center.y(); } /*! - Constructs a radial gradient with the given center (\a cx, \a cy), + Constructs a simple radial gradient with the given center (\a cx, \a cy), \a radius and focal point (\a fx, \a fy). + \note If the given focal point is outside the circle defined by the + center (\a cx, \a cy) and the \a radius it will be re-adjusted to + the intersection between the line from the center to the focal point + and the circle. + \sa QGradient::setColorAt(), QGradient::setStops() */ @@ -1845,7 +1882,7 @@ QRadialGradient::QRadialGradient(qreal cx, qreal cy, qreal radius, qreal fx, qre m_spread = PadSpread; m_data.radial.cx = cx; m_data.radial.cy = cy; - m_data.radial.radius = radius; + m_data.radial.cradius = radius; QPointF adapted_focal = qt_radial_gradient_adapt_focal_point(QPointF(cx, cy), radius, @@ -1856,7 +1893,7 @@ QRadialGradient::QRadialGradient(qreal cx, qreal cy, qreal radius, qreal fx, qre } /*! - Constructs a radial gradient with the center at (\a cx, \a cy) and the + Constructs a simple radial gradient with the center at (\a cx, \a cy) and the specified \a radius. The focal point lies at the center of the circle. \sa QGradient::setColorAt(), QGradient::setStops() @@ -1867,14 +1904,14 @@ QRadialGradient::QRadialGradient(qreal cx, qreal cy, qreal radius) m_spread = PadSpread; m_data.radial.cx = cx; m_data.radial.cy = cy; - m_data.radial.radius = radius; + m_data.radial.cradius = radius; m_data.radial.fx = cx; m_data.radial.fy = cy; } /*! - Constructs a radial gradient with the center and focal point at + Constructs a simple radial gradient with the center and focal point at (0, 0) with a radius of 1. */ QRadialGradient::QRadialGradient() @@ -1883,11 +1920,51 @@ QRadialGradient::QRadialGradient() m_spread = PadSpread; m_data.radial.cx = 0; m_data.radial.cy = 0; - m_data.radial.radius = 1; + m_data.radial.cradius = 1; m_data.radial.fx = 0; m_data.radial.fy = 0; } +/*! + \since 4.8 + + Constructs an extended radial gradient with the given \a center, \a + centerRadius, \a focalPoint, and \a focalRadius. +*/ +QRadialGradient::QRadialGradient(const QPointF ¢er, qreal centerRadius, const QPointF &focalPoint, qreal focalRadius) +{ + m_type = RadialGradient; + m_spread = PadSpread; + m_data.radial.cx = center.x(); + m_data.radial.cy = center.y(); + m_data.radial.cradius = centerRadius; + + m_data.radial.fx = focalPoint.x(); + m_data.radial.fy = focalPoint.y(); + setFocalRadius(focalRadius); +} + +/*! + \since 4.8 + + Constructs an extended radial gradient with the given \a center, \a + centerRadius, \a focalPoint, and \a focalRadius. + Constructs a radial gradient with the given center (\a cx, \a cy), + center radius \a centerRadius, focal point (\a fx, \a fy), and + focal radius \a focalRadius. +*/ +QRadialGradient::QRadialGradient(qreal cx, qreal cy, qreal centerRadius, qreal fx, qreal fy, qreal focalRadius) +{ + m_type = RadialGradient; + m_spread = PadSpread; + m_data.radial.cx = cx; + m_data.radial.cy = cy; + m_data.radial.cradius = centerRadius; + + m_data.radial.fx = fx; + m_data.radial.fy = fy; + setFocalRadius(focalRadius); +} /*! Returns the center of this radial gradient in logical coordinates. @@ -1932,13 +2009,15 @@ void QRadialGradient::setCenter(const QPointF ¢er) /*! Returns the radius of this radial gradient in logical coordinates. + Equivalent to centerRadius() + \sa QGradient::stops() */ qreal QRadialGradient::radius() const { Q_ASSERT(m_type == RadialGradient); - return m_data.radial.radius; + return m_data.radial.cradius; } @@ -1947,13 +2026,81 @@ qreal QRadialGradient::radius() const Sets the radius of this radial gradient in logical coordinates to \a radius + + Equivalent to setCenterRadius() */ void QRadialGradient::setRadius(qreal radius) { Q_ASSERT(m_type == RadialGradient); - m_data.radial.radius = radius; + m_data.radial.cradius = radius; +} + +/*! + \since 4.8 + + Returns the center radius of this radial gradient in logical + coordinates. + + \sa QGradient::stops() +*/ +qreal QRadialGradient::centerRadius() const +{ + Q_ASSERT(m_type == RadialGradient); + return m_data.radial.cradius; +} + +/* + \since 4.8 + + Sets the center radius of this radial gradient in logical coordinates + to \a radius +*/ +void QRadialGradient::setCenterRadius(qreal radius) +{ + Q_ASSERT(m_type == RadialGradient); + m_data.radial.cradius = radius; +} + +/*! + \since 4.8 + + Returns the focal radius of this radial gradient in logical + coordinates. + + \sa QGradient::stops() +*/ +qreal QRadialGradient::focalRadius() const +{ + Q_ASSERT(m_type == RadialGradient); + Q_DUMMY_ACCESSOR + + // mask away low three bits + union { float f; quint32 i; } u; + u.i = i & ~0x07; + return u.f; } +/* + \since 4.8 + + Sets the focal radius of this radial gradient in logical coordinates + to \a radius +*/ +void QRadialGradient::setFocalRadius(qreal radius) +{ + Q_ASSERT(m_type == RadialGradient); + Q_DUMMY_ACCESSOR + + // Since there's no QGradientData, we only have the dummy void * to + // store additional data in. The three lowest bits are already + // taken, thus we cut the three lowest bits from the significand + // and store the radius as a float. + union { float f; quint32 i; } u; + u.f = float(radius); + // add 0x04 to round up when we drop the three lowest bits + i |= (u.i + 0x04) & ~0x07; + dummy = p; +} /*! Returns the focal point of this radial gradient in logical @@ -2193,4 +2340,6 @@ void QConicalGradient::setAngle(qreal angle) \sa setTransform() */ +#undef Q_DUMMY_ACCESSOR + QT_END_NAMESPACE diff --git a/src/gui/painting/qbrush.h b/src/gui/painting/qbrush.h index 8b31319..d914c8c 100644 --- a/src/gui/painting/qbrush.h +++ b/src/gui/painting/qbrush.h @@ -255,6 +255,7 @@ private: friend class QLinearGradient; friend class QRadialGradient; friend class QConicalGradient; + friend class QBrush; Type m_type; Spread m_spread; @@ -264,7 +265,7 @@ private: qreal x1, y1, x2, y2; } linear; struct { - qreal cx, cy, fx, fy, radius; + qreal cx, cy, fx, fy, cradius; } radial; struct { qreal cx, cy, angle; @@ -303,6 +304,9 @@ public: QRadialGradient(const QPointF ¢er, qreal radius); QRadialGradient(qreal cx, qreal cy, qreal radius); + QRadialGradient(const QPointF ¢er, qreal centerRadius, const QPointF &focalPoint, qreal focalRadius); + QRadialGradient(qreal cx, qreal cy, qreal centerRadius, qreal fx, qreal fy, qreal focalRadius); + QPointF center() const; void setCenter(const QPointF ¢er); inline void setCenter(qreal x, qreal y) { setCenter(QPointF(x, y)); } @@ -313,6 +317,12 @@ public: qreal radius() const; void setRadius(qreal radius); + + qreal centerRadius() const; + void setCenterRadius(qreal radius); + + qreal focalRadius() const; + void setFocalRadius(qreal radius); }; diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp index fd26676..ae9993e 100644 --- a/src/gui/painting/qdrawhelper.cpp +++ b/src/gui/painting/qdrawhelper.cpp @@ -1406,23 +1406,47 @@ static void QT_FASTCALL getRadialGradientValues(RadialGradientValues *v, const Q { v->dx = data->gradient.radial.center.x - data->gradient.radial.focal.x; v->dy = data->gradient.radial.center.y - data->gradient.radial.focal.y; - v->a = data->gradient.radial.radius*data->gradient.radial.radius - v->dx*v->dx - v->dy*v->dy; + + v->dr = data->gradient.radial.center.radius - data->gradient.radial.focal.radius; + v->sqrfr = data->gradient.radial.focal.radius * data->gradient.radial.focal.radius; + + v->a = v->dr * v->dr - v->dx*v->dx - v->dy*v->dy; + v->inv2a = 1 / (2 * v->a); + + v->extended = !qFuzzyIsNull(data->gradient.radial.focal.radius) || v->a <= 0; } class RadialFetchPlain { public: - static inline void fetch(uint *buffer, uint *end, const QSpanData *data, qreal det, qreal delta_det, - qreal delta_delta_det, qreal b, qreal delta_b) + static inline void fetch(uint *buffer, uint *end, const Operator *op, const QSpanData *data, qreal det, + qreal delta_det, qreal delta_delta_det, qreal b, qreal delta_b) { - while (buffer < end) { - *buffer = qt_gradient_pixel(&data->gradient, (det > 0 ? qSqrt(det) : 0) - b); + if (op->radial.extended) { + while (buffer < end) { + quint32 result = 0; + if (det >= 0) { + qreal w = qSqrt(det) - b; + if (data->gradient.radial.focal.radius + op->radial.dr * w >= 0) + result = qt_gradient_pixel(&data->gradient, w); + } - det += delta_det; - delta_det += delta_delta_det; - b += delta_b; + *buffer = result; - ++buffer; + det += delta_det; + delta_det += delta_delta_det; + b += delta_b; + + ++buffer; + } + } else { + while (buffer < end) { + *buffer++ = qt_gradient_pixel(&data->gradient, qSqrt(det) - b); + + det += delta_det; + delta_det += delta_delta_det; + b += delta_b; + } } } }; diff --git a/src/gui/painting/qdrawhelper_neon.cpp b/src/gui/painting/qdrawhelper_neon.cpp index 7eb2f09..e673dd9 100644 --- a/src/gui/painting/qdrawhelper_neon.cpp +++ b/src/gui/painting/qdrawhelper_neon.cpp @@ -985,6 +985,8 @@ public: static inline Float32x4 v_sqrt(Float32x4 x) { Float32x4 y = vrsqrteq_f32(x); y = vmulq_f32(y, vrsqrtsq_f32(x, vmulq_f32(y, y))); return vmulq_f32(x, y); } static inline Int32x4 v_toInt(Float32x4 x) { return vcvtq_s32_f32(x); } + + static inline Int32x4 v_greaterOrEqual(Float32x4 a, Float32x4 b) { return vcge_f32(a, b); } }; const uint * QT_FASTCALL qt_fetch_radial_gradient_neon(uint *buffer, const Operator *op, const QSpanData *data, diff --git a/src/gui/painting/qdrawhelper_p.h b/src/gui/painting/qdrawhelper_p.h index a92f686..e93d736 100644 --- a/src/gui/painting/qdrawhelper_p.h +++ b/src/gui/painting/qdrawhelper_p.h @@ -191,7 +191,11 @@ struct RadialGradientValues { qreal dx; qreal dy; + qreal dr; + qreal sqrfr; qreal a; + qreal inv2a; + bool extended; }; struct Operator; @@ -239,12 +243,13 @@ struct QRadialGradientData struct { qreal x; qreal y; + qreal radius; } center; struct { qreal x; qreal y; + qreal radius; } focal; - qreal radius; }; struct QConicalGradientData @@ -381,12 +386,6 @@ static inline qreal qRadialDeterminant(qreal a, qreal b, qreal c) return (b * b) - (4 * a * c); } -// function to evaluate real roots -static inline qreal qRadialRealRoots(qreal a, qreal b, qreal detSqrt) -{ - return (-b + detSqrt)/(2 * a); -} - template <class RadialFetchFunc> const uint * QT_FASTCALL qt_fetch_radial_gradient_template(uint *buffer, const Operator *op, const QSpanData *data, int y, int x, int length) @@ -394,7 +393,7 @@ const uint * QT_FASTCALL qt_fetch_radial_gradient_template(uint *buffer, const O // avoid division by zero if (qFuzzyIsNull(op->radial.a)) { extern void (*qt_memfill32)(quint32 *dest, quint32 value, int count); - qt_memfill32(buffer, data->gradient.colorTable[0], length); + qt_memfill32(buffer, 0, length); return buffer; } @@ -415,7 +414,7 @@ const uint * QT_FASTCALL qt_fetch_radial_gradient_template(uint *buffer, const O const qreal delta_rx = data->m11; const qreal delta_ry = data->m12; - qreal b = 2*(rx * op->radial.dx + ry * op->radial.dy); + qreal b = 2*(op->radial.dr*data->gradient.radial.focal.radius + rx * op->radial.dx + ry * op->radial.dy); qreal delta_b = 2*(delta_rx * op->radial.dx + delta_ry * op->radial.dy); const qreal b_delta_b = 2 * b * delta_b; const qreal delta_b_delta_b = 2 * delta_b * delta_b; @@ -433,31 +432,45 @@ const uint * QT_FASTCALL qt_fetch_radial_gradient_template(uint *buffer, const O inv_a *= inv_a; - qreal det = (bb + 4 * op->radial.a * rxrxryry) * inv_a; + qreal det = (bb - 4 * op->radial.a * (op->radial.sqrfr - rxrxryry)) * inv_a; qreal delta_det = (b_delta_b + delta_bb + 4 * op->radial.a * (rx_plus_ry + delta_rxrxryry)) * inv_a; const qreal delta_delta_det = (delta_b_delta_b + 4 * op->radial.a * delta_rx_plus_ry) * inv_a; - RadialFetchFunc::fetch(buffer, end, data, det, delta_det, delta_delta_det, b, delta_b); + RadialFetchFunc::fetch(buffer, end, op, data, det, delta_det, delta_delta_det, b, delta_b); } else { qreal rw = data->m23 * (y + qreal(0.5)) + data->m33 + data->m13 * (x + qreal(0.5)); - if (!rw) - rw = 1; + while (buffer < end) { - qreal gx = rx/rw - data->gradient.radial.focal.x; - qreal gy = ry/rw - data->gradient.radial.focal.y; - qreal b = 2*(gx*op->radial.dx + gy*op->radial.dy); - qreal det = qRadialDeterminant(op->radial.a, b , -(gx*gx + gy*gy)); - qreal s = qRadialRealRoots(op->radial.a, b, (det > 0 ? qSqrt(det) : 0)); + if (rw == 0) { + *buffer = 0; + } else { + qreal invRw = 1 / rw; + qreal gx = rx * invRw - data->gradient.radial.focal.x; + qreal gy = ry * invRw - data->gradient.radial.focal.y; + qreal b = 2*(op->radial.dr*data->gradient.radial.focal.radius + gx*op->radial.dx + gy*op->radial.dy); + qreal det = qRadialDeterminant(op->radial.a, b, op->radial.sqrfr - (gx*gx + gy*gy)); + + quint32 result = 0; + if (det >= 0) { + qreal detSqrt = qSqrt(det); + + qreal s0 = (-b - detSqrt) * op->radial.inv2a; + qreal s1 = (-b + detSqrt) * op->radial.inv2a; + + qreal s = qMax(s0, s1); - *buffer = qt_gradient_pixel(&data->gradient, s); + if (data->gradient.radial.focal.radius + op->radial.dr * s >= 0) + result = qt_gradient_pixel(&data->gradient, s); + } + + *buffer = result; + } rx += data->m11; ry += data->m12; rw += data->m13; - if (!rw) { - rw += data->m13; - } + ++buffer; } } @@ -469,8 +482,8 @@ template <class Simd> class QRadialFetchSimd { public: - static inline void fetch(uint *buffer, uint *end, const QSpanData *data, qreal det, qreal delta_det, - qreal delta_delta_det, qreal b, qreal delta_b) + static void fetch(uint *buffer, uint *end, const Operator *op, const QSpanData *data, qreal det, + qreal delta_det, qreal delta_delta_det, qreal b, qreal delta_b) { typename Simd::Vect_buffer_f det_vec; typename Simd::Vect_buffer_f delta_det4_vec; @@ -490,6 +503,9 @@ public: const typename Simd::Float32x4 v_delta_delta_det6 = Simd::v_dup(6 * delta_delta_det); const typename Simd::Float32x4 v_delta_b4 = Simd::v_dup(4 * delta_b); + const typename Simd::Float32x4 v_r0 = Simd::v_dup(data->gradient.radial.focal.radius); + const typename Simd::Float32x4 v_dr = Simd::v_dup(op->radial.dr); + const typename Simd::Float32x4 v_min = Simd::v_dup(0.0f); const typename Simd::Float32x4 v_max = Simd::v_dup(GRADIENT_STOPTABLE_SIZE-1.5f); const typename Simd::Float32x4 v_half = Simd::v_dup(0.5f); @@ -501,10 +517,15 @@ public: const typename Simd::Int32x4 v_reflect_limit = Simd::v_dup(2 * GRADIENT_STOPTABLE_SIZE - 1); + const int extended_mask = op->radial.extended ? 0x0 : ~0x0; + #define FETCH_RADIAL_LOOP_PROLOGUE \ while (buffer < end) { \ + typename Simd::Vect_buffer_i v_buffer_mask; \ + v_buffer_mask.v = Simd::v_greaterOrEqual(det_vec.v, v_min); \ const typename Simd::Float32x4 v_index_local = Simd::v_sub(Simd::v_sqrt(Simd::v_max(v_min, det_vec.v)), b_vec.v); \ const typename Simd::Float32x4 v_index = Simd::v_add(Simd::v_mul(v_index_local, v_table_size_minus_one), v_half); \ + v_buffer_mask.v = Simd::v_and(v_buffer_mask.v, Simd::v_greaterOrEqual(Simd::v_add(v_r0, Simd::v_mul(v_dr, v_index_local)), v_min)); \ typename Simd::Vect_buffer_i index_vec; #define FETCH_RADIAL_LOOP_CLAMP_REPEAT \ index_vec.v = Simd::v_and(v_repeat_mask, Simd::v_toInt(v_index)); @@ -519,21 +540,26 @@ public: delta_det4_vec.v = Simd::v_add(delta_det4_vec.v, v_delta_delta_det16); \ b_vec.v = Simd::v_add(b_vec.v, v_delta_b4); \ for (int i = 0; i < 4; ++i) \ - *buffer++ = data->gradient.colorTable[index_vec.i[i]]; \ + *buffer++ = (extended_mask | v_buffer_mask.i[i]) & data->gradient.colorTable[index_vec.i[i]]; \ } - if (data->gradient.spread == QGradient::RepeatSpread) { - FETCH_RADIAL_LOOP_PROLOGUE - FETCH_RADIAL_LOOP_CLAMP_REPEAT - FETCH_RADIAL_LOOP_EPILOGUE - } else if (data->gradient.spread == QGradient::ReflectSpread) { - FETCH_RADIAL_LOOP_PROLOGUE - FETCH_RADIAL_LOOP_CLAMP_REFLECT - FETCH_RADIAL_LOOP_EPILOGUE - } else { - FETCH_RADIAL_LOOP_PROLOGUE - FETCH_RADIAL_LOOP_CLAMP_PAD - FETCH_RADIAL_LOOP_EPILOGUE +#define FETCH_RADIAL_LOOP(FETCH_RADIAL_LOOP_CLAMP) \ + FETCH_RADIAL_LOOP_PROLOGUE \ + FETCH_RADIAL_LOOP_CLAMP \ + FETCH_RADIAL_LOOP_EPILOGUE + + switch (data->gradient.spread) { + case QGradient::RepeatSpread: + FETCH_RADIAL_LOOP(FETCH_RADIAL_LOOP_CLAMP_REPEAT) + break; + case QGradient::ReflectSpread: + FETCH_RADIAL_LOOP(FETCH_RADIAL_LOOP_CLAMP_REFLECT) + break; + case QGradient::PadSpread: + FETCH_RADIAL_LOOP(FETCH_RADIAL_LOOP_CLAMP_PAD) + break; + default: + Q_ASSERT(false); } } }; diff --git a/src/gui/painting/qdrawhelper_sse2.cpp b/src/gui/painting/qdrawhelper_sse2.cpp index 542d845..fdab95f 100644 --- a/src/gui/painting/qdrawhelper_sse2.cpp +++ b/src/gui/painting/qdrawhelper_sse2.cpp @@ -522,6 +522,8 @@ public: static inline Float32x4 v_sqrt(Float32x4 x) { return _mm_sqrt_ps(x); } static inline Int32x4 v_toInt(Float32x4 x) { return _mm_cvttps_epi32(x); } + + static inline Int32x4 v_greaterOrEqual(Float32x4 a, Float32x4 b) { return (__m128i)_mm_cmpgt_ps(a, b); } }; const uint * QT_FASTCALL qt_fetch_radial_gradient_sse2(uint *buffer, const Operator *op, const QSpanData *data, diff --git a/src/gui/painting/qpaintengine_mac.cpp b/src/gui/painting/qpaintengine_mac.cpp index 8aab7c7..cc75b86 100644 --- a/src/gui/painting/qpaintengine_mac.cpp +++ b/src/gui/painting/qpaintengine_mac.cpp @@ -1544,8 +1544,9 @@ void QCoreGraphicsPaintEnginePrivate::setFillBrush(const QPointF &offset) QPointF center(radialGrad->center()); QPointF focal(radialGrad->focalPoint()); qreal radius = radialGrad->radius(); + qreal focalRadius = radialGrad->focalRadius(); shading = CGShadingCreateRadial(colorspace, CGPointMake(focal.x(), focal.y()), - 0.0, CGPointMake(center.x(), center.y()), radius, fill_func, false, true); + focalRadius, CGPointMake(center.x(), center.y()), radius, fill_func, false, true); } CGFunctionRelease(fill_func); diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp index 8486adb..2119e30 100644 --- a/src/gui/painting/qpaintengine_raster.cpp +++ b/src/gui/painting/qpaintengine_raster.cpp @@ -5282,10 +5282,11 @@ void QSpanData::setup(const QBrush &brush, int alpha, QPainter::CompositionMode QPointF center = g->center(); radialData.center.x = center.x(); radialData.center.y = center.y(); + radialData.center.radius = g->centerRadius(); QPointF focal = g->focalPoint(); radialData.focal.x = focal.x(); radialData.focal.y = focal.y(); - radialData.radius = g->radius(); + radialData.focal.radius = g->focalRadius(); } break; diff --git a/src/gui/painting/qpaintengineex.cpp b/src/gui/painting/qpaintengineex.cpp index 509fb77..7f601eb 100644 --- a/src/gui/painting/qpaintengineex.cpp +++ b/src/gui/painting/qpaintengineex.cpp @@ -1012,4 +1012,50 @@ void QPaintEngineEx::updateState(const QPaintEngineState &) // do nothing... } +Q_GUI_EXPORT QPainterPath qt_painterPathFromVectorPath(const QVectorPath &path) +{ + const qreal *points = path.points(); + const QPainterPath::ElementType *types = path.elements(); + + QPainterPath p; + if (types) { + int id = 0; + for (int i=0; i<path.elementCount(); ++i) { + switch(types[i]) { + case QPainterPath::MoveToElement: + p.moveTo(QPointF(points[id], points[id+1])); + id+=2; + break; + case QPainterPath::LineToElement: + p.lineTo(QPointF(points[id], points[id+1])); + id+=2; + break; + case QPainterPath::CurveToElement: { + QPointF p1(points[id], points[id+1]); + QPointF p2(points[id+2], points[id+3]); + QPointF p3(points[id+4], points[id+5]); + p.cubicTo(p1, p2, p3); + id+=6; + break; + } + case QPainterPath::CurveToDataElement: + ; + break; + } + } + } else { + p.moveTo(QPointF(points[0], points[1])); + int id = 2; + for (int i=1; i<path.elementCount(); ++i) { + p.lineTo(QPointF(points[id], points[id+1])); + id+=2; + } + } + if (path.hints() & QVectorPath::WindingFill) + p.setFillRule(Qt::WindingFill); + + return p; +} + + QT_END_NAMESPACE diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp index 50d65e6..eddb9eb 100644 --- a/src/gui/painting/qpainter.cpp +++ b/src/gui/painting/qpainter.cpp @@ -502,8 +502,12 @@ void QPainterPrivate::draw_helper(const QPainterPath &originalPath, DrawOperatio q->save(); state->matrix = QTransform(); - state->dirtyFlags |= QPaintEngine::DirtyTransform; - updateState(state); + if (extended) { + extended->transformChanged(); + } else { + state->dirtyFlags |= QPaintEngine::DirtyTransform; + updateState(state); + } engine->drawImage(absPathRect, image, QRectF(0, 0, absPathRect.width(), absPathRect.height()), @@ -686,11 +690,14 @@ void QPainterPrivate::updateInvMatrix() invMatrix = state->matrix.inverted(); } +extern bool qt_isExtendedRadialGradient(const QBrush &brush); + void QPainterPrivate::updateEmulationSpecifier(QPainterState *s) { bool alpha = false; bool linearGradient = false; bool radialGradient = false; + bool extendedRadialGradient = false; bool conicalGradient = false; bool patternBrush = false; bool xform = false; @@ -722,6 +729,7 @@ void QPainterPrivate::updateEmulationSpecifier(QPainterState *s) (brushStyle == Qt::LinearGradientPattern)); radialGradient = ((penBrushStyle == Qt::RadialGradientPattern) || (brushStyle == Qt::RadialGradientPattern)); + extendedRadialGradient = radialGradient && (qt_isExtendedRadialGradient(penBrush) || qt_isExtendedRadialGradient(s->brush)); conicalGradient = ((penBrushStyle == Qt::ConicalGradientPattern) || (brushStyle == Qt::ConicalGradientPattern)); patternBrush = (((penBrushStyle > Qt::SolidPattern @@ -805,7 +813,7 @@ void QPainterPrivate::updateEmulationSpecifier(QPainterState *s) s->emulationSpecifier &= ~QPaintEngine::LinearGradientFill; // Radial gradient emulation - if (radialGradient && !engine->hasFeature(QPaintEngine::RadialGradientFill)) + if (extendedRadialGradient || (radialGradient && !engine->hasFeature(QPaintEngine::RadialGradientFill))) s->emulationSpecifier |= QPaintEngine::RadialGradientFill; else s->emulationSpecifier &= ~QPaintEngine::RadialGradientFill; diff --git a/src/gui/painting/qpainter.h b/src/gui/painting/qpainter.h index ae2fdf2..604225e 100644 --- a/src/gui/painting/qpainter.h +++ b/src/gui/painting/qpainter.h @@ -551,6 +551,7 @@ private: friend class QPaintEngine; friend class QPaintEngineExPrivate; friend class QOpenGLPaintEngine; + friend class QVGPaintEngine; friend class QX11PaintEngine; friend class QX11PaintEnginePrivate; friend class QWin32PaintEngine; |