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drawBasic

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This commit is contained in:
Ryan Oldenburg 2021-12-13 02:35:42 -06:00
parent 85780637fc
commit 5199b83c32
1 changed files with 53 additions and 3 deletions
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56
experiments/benchmark_cairo_draw.nim
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@ -1,4 +1,41 @@
import benchy, cairo, pixie
import benchy, cairo, pixie, pixie/blends
when defined(amd64) and not defined(pixieNoSimd):
import nimsimd/sse2
when defined(release):
{.push checks: off.}
proc drawBasic(backdrop, source: Image) =
let sourceIsOpaque = source.isOpaque()
for y in 0 ..< min(backdrop.height, source.height):
if sourceIsOpaque:
copyMem(
backdrop.data[backdrop.dataIndex(0, y)].addr,
source.data[source.dataIndex(0, y)].addr,
min(backdrop.width, source.width) * 4
)
else:
var x: int
when defined(amd64) and not defined(pixieNoSimd):
let vec255 = mm_set1_epi32(cast[int32](uint32.high))
for _ in 0 ..< min(backdrop.width, source.width) div 4:
let sourceVec = mm_loadu_si128(source.data[source.dataIndex(x, y)].addr)
if mm_movemask_epi8(mm_cmpeq_epi8(sourceVec, mm_setzero_si128())) != 0xffff:
if (mm_movemask_epi8(mm_cmpeq_epi8(sourceVec, vec255)) and 0x8888) == 0x8888:
mm_storeu_si128(backdrop.data[backdrop.dataIndex(x, y)].addr, sourceVec)
else:
let backdropVec = mm_loadu_si128(backdrop.data[backdrop.dataIndex(x, y)].addr)
mm_storeu_si128(
backdrop.data[backdrop.dataIndex(x, y)].addr,
blendNormalInlineSimd(backdropVec, sourceVec)
)
x += 4
# No scalar for now
when defined(release):
{.pop.}
block:
let
@ -7,7 +44,7 @@ block:
tmp = imageSurfaceCreate(FORMAT_ARGB32, 1568, 940)
ctx = tmp.create()
timeIt "cairo draw basic":
timeIt "cairo draw normal":
# ctx.setSourceRgba(0.5, 0.5, 0.5, 1)
# let operator = ctx.getOperator()
# ctx.setOperator(OperatorSource)
@ -28,13 +65,26 @@ block:
source = readImage("tests/fileformats/svg/masters/Ghostscript_Tiger.png")
tmp = newImage(1568, 940)
timeIt "pixie draw basic":
timeIt "pixie draw normal":
# tmp.fill(rgbx(127, 127, 127, 255))
tmp.draw(backdrop)
tmp.draw(source)
# tmp.writeFile("tmp2.png")
block:
let
backdrop = readImage("tests/fileformats/svg/masters/dragon2.png")
source = readImage("tests/fileformats/svg/masters/Ghostscript_Tiger.png")
tmp = newImage(1568, 940)
timeIt "pixie draw basic":
# tmp.fill(rgbx(127, 127, 127, 255))
tmp.drawBasic(backdrop)
tmp.drawBasic(source)
# tmp.writeFile("tmp2.png")
block:
let
backdrop = imageSurfaceCreateFromPng("tests/fileformats/svg/masters/dragon2.png")