diff options
Diffstat (limited to 'src/gui/painting/qdrawingprimitive_sse2_p.h')
| -rw-r--r-- | src/gui/painting/qdrawingprimitive_sse2_p.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/gui/painting/qdrawingprimitive_sse2_p.h b/src/gui/painting/qdrawingprimitive_sse2_p.h index 2d61cc5..d8793c3 100644 --- a/src/gui/painting/qdrawingprimitive_sse2_p.h +++ b/src/gui/painting/qdrawingprimitive_sse2_p.h @@ -78,7 +78,7 @@ QT_BEGIN_NAMESPACE pixelVectorAG = _mm_mullo_epi16(pixelVectorAG, alphaChannel); \ pixelVectorRB = _mm_mullo_epi16(pixelVectorRB, alphaChannel); \ \ - /* 3. devide by 255, that's the tricky part. \ + /* 3. divide by 255, that's the tricky part. \ we do it like for BYTE_MUL(), with bit shift: X/255 ~= (X + X/256 + rounding)/256 */ \ /** so first (X + X/256 + rounding) */\ pixelVectorRB = _mm_add_epi16(pixelVectorRB, _mm_srli_epi16(pixelVectorRB, 8)); \ @@ -86,7 +86,7 @@ QT_BEGIN_NAMESPACE pixelVectorAG = _mm_add_epi16(pixelVectorAG, _mm_srli_epi16(pixelVectorAG, 8)); \ pixelVectorAG = _mm_add_epi16(pixelVectorAG, half); \ \ - /** second devide by 256 */\ + /** second divide by 256 */\ pixelVectorRB = _mm_srli_epi16(pixelVectorRB, 8); \ /** for AG, we could >> 8 to divide followed by << 8 to put the \ bytes in the correct position. By masking instead, we execute \ |