From b302c9b38edd820c433c717d0335e36d50204c74 Mon Sep 17 00:00:00 2001 From: Ryan Oldenburg Date: Mon, 20 Jun 2022 22:24:31 -0500 Subject: [PATCH] simpler --- src/pixie/images.nim | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/src/pixie/images.nim b/src/pixie/images.nim index 2518cab..8f58f38 100644 --- a/src/pixie/images.nim +++ b/src/pixie/images.nim @@ -415,22 +415,18 @@ proc applyOpacity*(target: Image | Mask, opacity: float32) {.raises: [].} = if mm_movemask_epi8(mm_cmpeq_epi16(values, zeroVec)) != 0xffff: var - valuesEven = mm_slli_epi16(mm_andnot_si128(oddMask, values), 8) + valuesEven = mm_slli_epi16(values, 8) valuesOdd = mm_and_si128(values, oddMask) - # values * opacity valuesEven = mm_mulhi_epu16(valuesEven, opacityVec) valuesOdd = mm_mulhi_epu16(valuesOdd, opacityVec) - # div 255 valuesEven = mm_srli_epi16(mm_mulhi_epu16(valuesEven, div255), 7) valuesOdd = mm_srli_epi16(mm_mulhi_epu16(valuesOdd, div255), 7) - valuesOdd = mm_slli_epi16(valuesOdd, 8) - mm_storeu_si128( target.data[index].addr, - mm_or_si128(valuesEven, valuesOdd) + mm_or_si128(valuesEven, mm_slli_epi16(valuesOdd, 8)) ) i += 16