diff options
Diffstat (limited to 'src/gui/painting')
| -rw-r--r-- | src/gui/painting/qcolortransform.cpp | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/src/gui/painting/qcolortransform.cpp b/src/gui/painting/qcolortransform.cpp index ff8261989e..f1f8019a15 100644 --- a/src/gui/painting/qcolortransform.cpp +++ b/src/gui/painting/qcolortransform.cpp @@ -594,16 +594,27 @@ void loadUnpremultiplied<QRgba64>(QColorVector *buffer, const QRgba64 *src, cons #if defined(__SSE2__) template<typename T> -static inline void storeP(T &p, const __m128i &v); +static inline void storeP(T &p, __m128i &v, int a); template<> -inline void storeP<QRgb>(QRgb &p, const __m128i &v) +inline void storeP<QRgb>(QRgb &p, __m128i &v, int a) { + v = _mm_packs_epi32(v, v); + v = _mm_insert_epi16(v, a, 3); p = _mm_cvtsi128_si32(_mm_packus_epi16(v, v)); } template<> -inline void storeP<QRgba64>(QRgba64 &p, const __m128i &v) +inline void storeP<QRgba64>(QRgba64 &p, __m128i &v, int a) { +#if defined(__SSE4_1__) + v = _mm_packus_epi32(v, v); + v = _mm_insert_epi16(v, a, 3); _mm_storel_epi64((__m128i *)&p, v); +#else + const int r = _mm_extract_epi16(v, 0); + const int g = _mm_extract_epi16(v, 2); + const int b = _mm_extract_epi16(v, 4); + p = qRgba64(r, g, b, a); +#endif } template<typename T> @@ -627,9 +638,7 @@ static void storePremultiplied(T *dst, const T *src, const QColorVector *buffer, vf = _mm_cvtepi32_ps(v); vf = _mm_mul_ps(vf, va); v = _mm_cvtps_epi32(vf); - v = _mm_packs_epi32(v, v); - v = _mm_insert_epi16(v, a, 3); - storeP<T>(dst[i], v); + storeP<T>(dst[i], v, a); } } |