diff options
Diffstat (limited to 'src/gui/painting/qdrawhelper_sse4.cpp')
| -rw-r--r-- | src/gui/painting/qdrawhelper_sse4.cpp | 83 |
1 files changed, 82 insertions, 1 deletions
diff --git a/src/gui/painting/qdrawhelper_sse4.cpp b/src/gui/painting/qdrawhelper_sse4.cpp index e3cc1dd43e..e4b93e8511 100644 --- a/src/gui/painting/qdrawhelper_sse4.cpp +++ b/src/gui/painting/qdrawhelper_sse4.cpp @@ -45,6 +45,7 @@ QT_BEGIN_NAMESPACE +#ifndef __AVX2__ template<bool RGBA> static void convertARGBToARGB32PM_sse4(uint *buffer, const uint *src, int count) { @@ -94,7 +95,57 @@ static void convertARGBToARGB32PM_sse4(uint *buffer, const uint *src, int count) } } -static inline __m128 reciprocal_mul_ps(__m128 a, float mul) +template<bool RGBA> +static void convertARGBToRGBA64PM_sse4(QRgba64 *buffer, const uint *src, int count) +{ + int i = 0; + const __m128i alphaMask = _mm_set1_epi32(0xff000000); + const __m128i rgbaMask = _mm_setr_epi8(2, 1, 0, 3, 6, 5, 4, 7, 10, 9, 8, 11, 14, 13, 12, 15); + const __m128i shuffleMask = _mm_setr_epi8(6, 7, 6, 7, 6, 7, 6, 7, 14, 15, 14, 15, 14, 15, 14, 15); + const __m128i zero = _mm_setzero_si128(); + + for (; i < count - 3; i += 4) { + __m128i srcVector = _mm_loadu_si128((const __m128i *)&src[i]); + if (!_mm_testz_si128(srcVector, alphaMask)) { + if (!_mm_testc_si128(srcVector, alphaMask)) { + if (!RGBA) + srcVector = _mm_shuffle_epi8(srcVector, rgbaMask); + __m128i src1 = _mm_unpacklo_epi8(srcVector, zero); + __m128i src2 = _mm_unpackhi_epi8(srcVector, zero); + __m128i alpha1 = _mm_shuffle_epi8(src1, shuffleMask); + __m128i alpha2 = _mm_shuffle_epi8(src2, shuffleMask); + src1 = _mm_mullo_epi16(src1, alpha1); + src2 = _mm_mullo_epi16(src2, alpha2); + alpha1 = _mm_unpacklo_epi8(srcVector, srcVector); + alpha2 = _mm_unpackhi_epi8(srcVector, srcVector); + src1 = _mm_add_epi16(src1, _mm_srli_epi16(src1, 7)); + src2 = _mm_add_epi16(src2, _mm_srli_epi16(src2, 7)); + src1 = _mm_blend_epi16(src1, alpha1, 0x88); + src2 = _mm_blend_epi16(src2, alpha2, 0x88); + _mm_storeu_si128((__m128i *)&buffer[i], src1); + _mm_storeu_si128((__m128i *)&buffer[i + 2], src2); + } else { + if (!RGBA) + srcVector = _mm_shuffle_epi8(srcVector, rgbaMask); + const __m128i src1 = _mm_unpacklo_epi8(srcVector, srcVector); + const __m128i src2 = _mm_unpackhi_epi8(srcVector, srcVector); + _mm_storeu_si128((__m128i *)&buffer[i], src1); + _mm_storeu_si128((__m128i *)&buffer[i + 2], src2); + } + } else { + _mm_storeu_si128((__m128i *)&buffer[i], zero); + _mm_storeu_si128((__m128i *)&buffer[i + 2], zero); + } + } + + SIMD_EPILOGUE(i, count, 3) { + const uint s = RGBA ? RGBA2ARGB(src[i]) : src[i]; + buffer[i] = QRgba64::fromArgb32(s).premultiplied(); + } +} +#endif // __AVX2__ + +static inline __m128 Q_DECL_VECTORCALL reciprocal_mul_ps(__m128 a, float mul) { __m128 ia = _mm_rcp_ps(a); // Approximate 1/a // Improve precision of ia using Newton-Raphson @@ -259,6 +310,7 @@ static inline void convertARGBFromRGBA64PM_sse4(uint *buffer, const QRgba64 *src } } +#ifndef __AVX2__ void QT_FASTCALL convertARGB32ToARGB32PM_sse4(uint *buffer, int count, const QVector<QRgb> *) { convertARGBToARGB32PM_sse4<false>(buffer, buffer, count); @@ -269,6 +321,20 @@ void QT_FASTCALL convertRGBA8888ToARGB32PM_sse4(uint *buffer, int count, const Q convertARGBToARGB32PM_sse4<true>(buffer, buffer, count); } +const QRgba64 * QT_FASTCALL convertARGB32ToRGBA64PM_sse4(QRgba64 *buffer, const uint *src, int count, + const QVector<QRgb> *, QDitherInfo *) +{ + convertARGBToRGBA64PM_sse4<false>(buffer, src, count); + return buffer; +} + +const QRgba64 * QT_FASTCALL convertRGBA8888ToRGBA64PM_sse4(QRgba64 *buffer, const uint *src, int count, + const QVector<QRgb> *, QDitherInfo *) +{ + convertARGBToRGBA64PM_sse4<true>(buffer, src, count); + return buffer; +} + const uint *QT_FASTCALL fetchARGB32ToARGB32PM_sse4(uint *buffer, const uchar *src, int index, int count, const QVector<QRgb> *, QDitherInfo *) { @@ -283,6 +349,21 @@ const uint *QT_FASTCALL fetchRGBA8888ToARGB32PM_sse4(uint *buffer, const uchar * return buffer; } +const QRgba64 *QT_FASTCALL fetchARGB32ToRGBA64PM_sse4(QRgba64 *buffer, const uchar *src, int index, int count, + const QVector<QRgb> *, QDitherInfo *) +{ + convertARGBToRGBA64PM_sse4<false>(buffer, reinterpret_cast<const uint *>(src) + index, count); + return buffer; +} + +const QRgba64 *QT_FASTCALL fetchRGBA8888ToRGBA64PM_sse4(QRgba64 *buffer, const uchar *src, int index, int count, + const QVector<QRgb> *, QDitherInfo *) +{ + convertARGBToRGBA64PM_sse4<true>(buffer, reinterpret_cast<const uint *>(src) + index, count); + return buffer; +} +#endif // __AVX2__ + void QT_FASTCALL storeRGB32FromARGB32PM_sse4(uchar *dest, const uint *src, int index, int count, const QVector<QRgb> *, QDitherInfo *) { |