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Ryan Oldenburg 2021-01-26 19:54:49 -06:00
parent 7389c9257b
commit c8b78800a6
1 changed files with 5 additions and 4 deletions
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9
src/pixie/paths.nim
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@ -878,10 +878,9 @@ proc fillShapes(
let let
coverageMask1 = cast[M128i]([0xffffffff, 0, 0, 0]) # First 32 bits coverageMask1 = cast[M128i]([0xffffffff, 0, 0, 0]) # First 32 bits
coverageMask3 = mm_set1_epi32(cast[int32](0x000000ff)) # Only `r` coverageMask2 = mm_set1_epi32(cast[int32](0x000000ff)) # Only `r`
oddMask = mm_set1_epi16(cast[int16](0xff00)) oddMask = mm_set1_epi16(cast[int16](0xff00))
div255 = mm_set1_epi16(cast[int16](0x8081)) div255 = mm_set1_epi16(cast[int16](0x8081))
zero = mm_set1_epi32(0)
v255 = mm_set1_epi32(255) v255 = mm_set1_epi32(255)
vColor = mm_set1_epi32(cast[int32](color)) vColor = mm_set1_epi32(cast[int32](color))
@ -889,9 +888,11 @@ proc fillShapes(
var coverage = mm_loadu_si128(coverages[x].addr) var coverage = mm_loadu_si128(coverages[x].addr)
coverage = mm_and_si128(coverage, coverageMask1) coverage = mm_and_si128(coverage, coverageMask1)
if mm_movemask_epi8(mm_cmpeq_epi16(coverage, zero)) != 0xffff: let eqZero = mm_cmpeq_epi16(coverage, mm_setzero_si128())
if mm_movemask_epi8(eqZero) != 0xffff:
# If the coverages are not all zero # If the coverages are not all zero
var source = vColor var source = vColor
coverage = mm_slli_si128(coverage, 2) coverage = mm_slli_si128(coverage, 2)
coverage = mm_shuffle_epi32(coverage, MM_SHUFFLE(1, 1, 0, 0)) coverage = mm_shuffle_epi32(coverage, MM_SHUFFLE(1, 1, 0, 0))
@ -908,7 +909,7 @@ proc fillShapes(
coverage = mm_and_si128( coverage = mm_and_si128(
mm_or_si128(mm_or_si128(a, b), mm_or_si128(c, d)), mm_or_si128(mm_or_si128(a, b), mm_or_si128(c, d)),
coverageMask3 coverageMask2
) )
if mm_movemask_epi8(mm_cmpeq_epi32(coverage, v255)) != 0xffff: if mm_movemask_epi8(mm_cmpeq_epi32(coverage, v255)) != 0xffff: