MyouProject/pixie
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should have this

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This commit is contained in:
Ryan Oldenburg 2022-06-14 18:04:08 -05:00
parent 1e6070c150
commit 48d66fabec
1 changed files with 6 additions and 0 deletions
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6
src/pixie/internal.nim
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@ -10,6 +10,9 @@ template currentExceptionAsPixieError*(): untyped =
let e = getCurrentException() let e = getCurrentException()
newException(PixieError, e.getStackTrace & e.msg, e) newException(PixieError, e.getStackTrace & e.msg, e)
when defined(release):
{.push checks: off.}
proc gaussianKernel*(radius: int): seq[uint16] {.raises: [].} = proc gaussianKernel*(radius: int): seq[uint16] {.raises: [].} =
## Compute lookup table for 1d Gaussian kernel. ## Compute lookup table for 1d Gaussian kernel.
## Values are [0, 255] * 256. ## Values are [0, 255] * 256.
@ -194,3 +197,6 @@ when defined(amd64) and allowSimd:
a = mm_unpacklo_epi8(v, mm_setzero_si128()) a = mm_unpacklo_epi8(v, mm_setzero_si128())
b = mm_unpacklo_epi8(a, mm_setzero_si128()) b = mm_unpacklo_epi8(a, mm_setzero_si128())
result = mm_slli_epi32(b, 24) # Shift the values to uint32 `a` result = mm_slli_epi32(b, 24) # Shift the values to uint32 `a`
when defined(release):
{.pop.}