25 lines
561 B
Nim
25 lines
561 B
Nim
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import benchy, pixie
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let image = newImage(2560, 1440)
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image.fill(rgba(50, 100, 150, 200))
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timeIt "x then y":
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var sum: uint64
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for x in 0 ..< image.width:
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for y in 0 ..< image.height:
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let pixel = image.getRgbaUnsafe(x, y)
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sum += pixel.r + pixel.g + pixel.b + pixel.a
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if sum == 0:
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echo "0"
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keep sum
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timeIt "y then x":
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var sum: uint64
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for y in 0 ..< image.height:
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for x in 0 ..< image.width:
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let pixel = image.getRgbaUnsafe(x, y)
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sum += pixel.r + pixel.g + pixel.b + pixel.a
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if sum == 0:
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echo "0"
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keep sum
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