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Optimized fetchUntransformed RGB888 

Reuses the optimized routines from qimage to make painting RGB888
images faster on SSSE3 and NEON.

Change-Id: I99116b318322ba4cb0ddc2cb90bcf17a0350ef99
Reviewed-by: Gunnar Sletta <gunnar@sletta.org>
bb10
Allan Sandfeld Jensen 2016-03-02 14:00:20 +01:00
parent fd941ebb6f
commit b6b3803b21
4 changed files with 30 additions and 0 deletions
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7
src/gui/painting/qdrawhelper.cpp
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@ -6382,11 +6382,15 @@ static void qInitDrawhelperFunctions()
int const_alpha);
extern void QT_FASTCALL storePixelsBPP24_ssse3(uchar *dest, const uint *src, int index, int count);
extern const uint * QT_FASTCALL qt_fetchUntransformed_888_ssse3(uint *buffer, const Operator *, const QSpanData *data,
int y, int x, int length);
qBlendFunctions[QImage::Format_RGB32][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32_ssse3;
qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32_ssse3;
qBlendFunctions[QImage::Format_RGBX8888][QImage::Format_RGBA8888_Premultiplied] = qt_blend_argb32_on_argb32_ssse3;
qBlendFunctions[QImage::Format_RGBA8888_Premultiplied][QImage::Format_RGBA8888_Premultiplied] = qt_blend_argb32_on_argb32_ssse3;
qStorePixels[QPixelLayout::BPP24] = storePixelsBPP24_ssse3;
sourceFetch[BlendUntransformed][QImage::Format_RGB888] = qt_fetchUntransformed_888_ssse3;
sourceFetch[BlendTiled][QImage::Format_RGB888] = qt_fetchUntransformed_888_ssse3;
}
#endif // SSSE3
@ -6449,6 +6453,9 @@ static void qInitDrawhelperFunctions()
qt_fetch_radial_gradient = qt_fetch_radial_gradient_neon;
sourceFetch[BlendUntransformed][QImage::Format_RGB888] = qt_fetchUntransformed_888_neon;
sourceFetch[BlendTiled][QImage::Format_RGB888] = qt_fetchUntransformed_888_neon;
#if defined(ENABLE_PIXMAN_DRAWHELPERS)
// The RGB16 helpers are using Arm32 assemblythat has not been ported to AArch64
qBlendFunctions[QImage::Format_RGB16][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_rgb16_neon;

10
src/gui/painting/qdrawhelper_neon.cpp
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@ -1061,6 +1061,16 @@ const uint * QT_FASTCALL qt_fetch_radial_gradient_neon(uint *buffer, const Opera
return qt_fetch_radial_gradient_template<QRadialFetchSimd<QSimdNeon>,uint>(buffer, op, data, y, x, length);
}
extern void QT_FASTCALL qt_convert_rgb888_to_rgb32_neon(quint32 *dst, const uchar *src, int len);
const uint * QT_FASTCALL qt_fetchUntransformed_888_neon(uint *buffer, const Operator *, const QSpanData *data,
int y, int x, int length)
{
const uchar *line = data->texture.scanLine(y) + x * 3;
qt_convert_rgb888_to_rgb32_neon(buffer, line, length);
return buffer;
}
QT_END_NAMESPACE
#endif // __ARM_NEON__

3
src/gui/painting/qdrawhelper_neon_p.h
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@ -137,6 +137,9 @@ void QT_FASTCALL qt_destStoreRGB16_neon(QRasterBuffer *rasterBuffer,
void QT_FASTCALL comp_func_solid_SourceOver_neon(uint *destPixels, int length, uint color, uint const_alpha);
void QT_FASTCALL comp_func_Plus_neon(uint *dst, const uint *src, int length, uint const_alpha);
const uint * QT_FASTCALL qt_fetchUntransformed_888_neon(uint *buffer, const Operator *, const QSpanData *data,
int y, int x, int length);
#endif // __ARM_NEON__
QT_END_NAMESPACE

10
src/gui/painting/qdrawhelper_ssse3.cpp
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@ -233,6 +233,16 @@ void QT_FASTCALL storePixelsBPP24_ssse3(uchar *dest, const uint *src, int index,
store_uint24_ssse3(dest + index * 3, src, count);
}
extern void QT_FASTCALL qt_convert_rgb888_to_rgb32_ssse3(quint32 *dst, const uchar *src, int len);
const uint * QT_FASTCALL qt_fetchUntransformed_888_ssse3(uint *buffer, const Operator *, const QSpanData *data,
int y, int x, int length)
{
const uchar *line = data->texture.scanLine(y) + x * 3;
qt_convert_rgb888_to_rgb32_ssse3(buffer, line, length);
return buffer;
}
QT_END_NAMESPACE
#endif // QT_COMPILER_SUPPORTS_SSSE3