MyouProject/pixie
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This commit is contained in:
Ryan Oldenburg 2021-12-13 00:31:35 -06:00
parent be598a108b
commit 1352ff73b0
2 changed files with 6 additions and 5 deletions
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4
experiments/benchmark_cairo_draw.nim
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@ -53,7 +53,7 @@ block:
ctx.mask(source, 0, 0) ctx.mask(source, 0, 0)
tmp.flush() tmp.flush()
echo tmp.writeToPng("tmp_masked.png") # echo tmp.writeToPng("tmp_masked.png")
block: block:
let let
@ -65,7 +65,7 @@ block:
tmp.draw(backdrop) tmp.draw(backdrop)
tmp.draw(source, blendMode = bmMask) tmp.draw(source, blendMode = bmMask)
tmp.writeFile("tmp_masked2.png") # tmp.writeFile("tmp_masked2.png")
block: block:
let let

7
src/pixie/images.nim
View file

@ -913,7 +913,8 @@ proc drawUber(
clamp(srcPos.y, 0, b.height.float32) clamp(srcPos.y, 0, b.height.float32)
) )
if blendMode == bmOverwrite: case blendMode:
of bmOverwrite:
for x in x ..< xMax: for x in x ..< xMax:
let samplePos = ivec2((srcPos.x - h).int32, (srcPos.y - h).int32) let samplePos = ivec2((srcPos.x - h).int32, (srcPos.y - h).int32)
when type(a) is Image: when type(a) is Image:
@ -929,7 +930,7 @@ proc drawUber(
let source = b.unsafe[samplePos.x, samplePos.y] let source = b.unsafe[samplePos.x, samplePos.y]
a.unsafe[x, y] = source a.unsafe[x, y] = source
srcPos += dx srcPos += dx
elif blendMode == bmNormal: of bmNormal:
for x in x ..< xMax: for x in x ..< xMax:
let samplePos = ivec2((srcPos.x - h).int32, (srcPos.y - h).int32) let samplePos = ivec2((srcPos.x - h).int32, (srcPos.y - h).int32)
when type(a) is Image: when type(a) is Image:
@ -955,7 +956,7 @@ proc drawUber(
let backdrop = a.unsafe[x, y] let backdrop = a.unsafe[x, y]
a.unsafe[x, y] = blendAlpha(backdrop, source) a.unsafe[x, y] = blendAlpha(backdrop, source)
srcPos += dx srcPos += dx
elif blendMode == bmMask: of bmMask:
for x in x ..< xMax: for x in x ..< xMax:
let samplePos = ivec2((srcPos.x - h).int32, (srcPos.y - h).int32) let samplePos = ivec2((srcPos.x - h).int32, (srcPos.y - h).int32)
when type(a) is Image: when type(a) is Image: