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This commit is contained in:
Ryan Oldenburg 2022-07-31 15:15:48 -05:00
parent 24b36b077e
commit a92e289e36
1 changed files with 15 additions and 8 deletions
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23
src/pixie/simd/sse2.nim
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@ -544,12 +544,15 @@ proc blendLineCoverageOverwriteSse2*(
line[i] = rgbx * coverage
inc i
let rgbxVec = mm_set1_epi32(cast[uint32](rgbx))
let
rgbxVec = mm_set1_epi32(cast[uint32](rgbx))
vecZero = mm_setzero_si128()
vec255 = mm_set1_epi8(255)
while i < len - 16:
let
coverage = mm_loadu_si128(coverages[i].addr)
eqZero = mm_cmpeq_epi8(coverage, mm_setzero_si128())
eq255 = mm_cmpeq_epi8(coverage, mm_set1_epi8(255))
eqZero = mm_cmpeq_epi8(coverage, vecZero)
eq255 = mm_cmpeq_epi8(coverage, vec255)
if mm_movemask_epi8(eqZero) == 0xffff:
i += 16
elif mm_movemask_epi8(eq255) == 0xffff:
@ -637,6 +640,8 @@ proc blendLineCoverageNormalSse2*(
let
rgbxVec = mm_set1_epi32(cast[uint32](rgbx))
vecZero = mm_setzero_si128()
vec255 = mm_set1_epi8(255)
alphaMask = mm_set1_epi32(cast[int32](0xff000000))
oddMask = mm_set1_epi16(cast[int16](0xff00))
div255 = mm_set1_epi16(cast[int16](0x8081))
@ -644,8 +649,8 @@ proc blendLineCoverageNormalSse2*(
while i < len - 16:
let
coverage = mm_loadu_si128(coverages[i].addr)
eqZero = mm_cmpeq_epi8(coverage, mm_setzero_si128())
eq255 = mm_cmpeq_epi8(coverage, mm_set1_epi8(255))
eqZero = mm_cmpeq_epi8(coverage, vecZero)
eq255 = mm_cmpeq_epi8(coverage, vec255)
if mm_movemask_epi8(eqZero) == 0xffff:
i += 16
elif mm_movemask_epi8(eq255) == 0xffff and rgbx.a == 255:
@ -738,17 +743,19 @@ proc blendLineCoverageMaskSse2*(
let
rgbxVec = mm_set1_epi32(cast[uint32](rgbx))
vecZero = mm_setzero_si128()
vec255 = mm_set1_epi8(255)
alphaMask = mm_set1_epi32(cast[int32](0xff000000))
oddMask = mm_set1_epi16(cast[int16](0xff00))
div255 = mm_set1_epi16(cast[int16](0x8081))
while i < len - 16:
let
coverage = mm_loadu_si128(coverages[i].addr)
eqZero = mm_cmpeq_epi8(coverage, mm_setzero_si128())
eq255 = mm_cmpeq_epi8(coverage, mm_set1_epi8(255))
eqZero = mm_cmpeq_epi8(coverage, vecZero)
eq255 = mm_cmpeq_epi8(coverage, vec255)
if mm_movemask_epi8(eqZero) == 0xffff:
for _ in 0 ..< 4:
mm_store_si128(line[i].addr, mm_setzero_si128())
mm_store_si128(line[i].addr, vecZero)
i += 4
elif mm_movemask_epi8(eq255) == 0xffff and rgbx.a == 255:
i += 16