Merge pull request #106 from guzba/master
simd drawUber for all the combos
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2c959cd231
6 changed files with 224 additions and 206 deletions
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@ -505,6 +505,17 @@ when defined(amd64) and not defined(pixieNoSimd):
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BlenderSimd* = proc(blackdrop, source: M128i): M128i
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MaskerSimd* = proc(blackdrop, source: M128i): M128i
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proc packAlphaValues*(v: M128i): M128i {.inline.} =
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## Shuffle the alpha values for these 4 colors to the first 4 bytes
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result = mm_srli_epi32(v, 24)
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let
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i = mm_srli_si128(result, 3)
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j = mm_srli_si128(result, 6)
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k = mm_srli_si128(result, 9)
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first32 = cast[M128i]([uint32.high, 0, 0, 0])
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result = mm_or_si128(mm_or_si128(result, i), mm_or_si128(j, k))
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result = mm_and_si128(result, first32)
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proc blendNormalSimd*(backdrop, source: M128i): M128i =
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let
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alphaMask = mm_set1_epi32(cast[int32](0xff000000))
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@ -476,8 +476,6 @@ proc newMask*(image: Image): Mask =
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var i: int
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when defined(amd64) and not defined(pixieNoSimd):
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let mask32 = cast[M128i]([uint32.high, 0, 0, 0])
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for _ in countup(0, image.data.len - 16, 16):
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var
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a = mm_loadu_si128(image.data[i + 0].addr)
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@ -485,20 +483,10 @@ proc newMask*(image: Image): Mask =
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c = mm_loadu_si128(image.data[i + 8].addr)
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d = mm_loadu_si128(image.data[i + 12].addr)
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template pack(v: var M128i) =
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# Shuffle the alpha values for these 4 colors to the first 4 bytes
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v = mm_srli_epi32(v, 24)
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let
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i = mm_srli_si128(v, 3)
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j = mm_srli_si128(v, 6)
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k = mm_srli_si128(v, 9)
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v = mm_or_si128(mm_or_si128(v, i), mm_or_si128(j, k))
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v = mm_and_si128(v, mask32)
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pack(a)
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pack(b)
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pack(c)
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pack(d)
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a = packAlphaValues(a)
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b = packAlphaValues(b)
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c = packAlphaValues(c)
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d = packAlphaValues(d)
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b = mm_slli_si128(b, 4)
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c = mm_slli_si128(c, 8)
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@ -533,9 +521,7 @@ proc getRgbaSmooth*(image: Image, x, y: float32): ColorRGBA =
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lerp(bottomMix, topMix, diffY)
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proc drawCorrect(
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a: Image | Mask, b: Image | Mask, mat = mat3(), blendMode = bmNormal
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) =
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proc drawCorrect(a, b: Image | Mask, mat = mat3(), blendMode = bmNormal) =
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## Draws one image onto another using matrix with color blending.
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when type(a) is Image:
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@ -587,36 +573,49 @@ proc drawCorrect(
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let sample = b.getValueSmooth(xFloat, yFloat)
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a.setValueUnsafe(x, y, masker(backdrop, sample))
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proc draw*(image: Image, mask: Mask, mat: Mat3, blendMode = bmMask) =
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image.drawCorrect(mask, mat, blendMode)
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proc drawUber(a, b: Image | Mask, mat = mat3(), blendMode = bmNormal) =
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let
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corners = [
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mat * vec2(0, 0),
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mat * vec2(b.width.float32, 0),
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mat * vec2(b.width.float32, b.height.float32),
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mat * vec2(0, b.height.float32)
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]
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perimeter = [
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segment(corners[0], corners[1]),
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segment(corners[1], corners[2]),
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segment(corners[2], corners[3]),
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segment(corners[3], corners[0])
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]
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proc draw*(
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image: Image, mask: Mask, pos = vec2(0, 0), blendMode = bmMask
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) {.inline.} =
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image.drawCorrect(mask, translate(pos), blendMode)
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var
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matInv = mat.inverse()
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# Compute movement vectors
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p = matInv * vec2(0 + h, 0 + h)
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dx = matInv * vec2(1 + h, 0 + h) - p
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dy = matInv * vec2(0 + h, 1 + h) - p
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minFilterBy2 = max(dx.length, dy.length)
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b = b
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proc draw*(a, b: Mask, mat: Mat3, blendMode = bmMask) =
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a.drawCorrect(b, mat, blendMode)
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while minFilterBy2 > 2.0:
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b = b.minifyBy2()
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p /= 2
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dx /= 2
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dy /= 2
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minFilterBy2 /= 2
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matInv = matInv * scale(vec2(0.5, 0.5))
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proc draw*(a, b: Mask, pos = vec2(0, 0), blendMode = bmMask) {.inline.} =
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a.draw(b, translate(pos), blendMode)
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let smooth = not(
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dx.length == 1.0 and
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dy.length == 1.0 and
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mat[2, 0].fractional == 0.0 and
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mat[2, 1].fractional == 0.0
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)
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proc draw*(mask: Mask, image: Image, mat: Mat3, blendMode = bmMask) =
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mask.drawCorrect(image, mat, blendMode)
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proc draw*(
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mask: Mask, image: Image, pos = vec2(0, 0), blendMode = bmMask
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) {.inline.} =
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mask.draw(image, translate(pos), blendMode)
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proc drawUber(
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a, b: Image,
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p, dx, dy: Vec2,
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perimeter: array[0..3, Segment],
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blendMode: BlendMode,
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smooth: bool
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) =
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let blender = blendMode.blender()
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when type(a) is Image:
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let blender = blendMode.blender()
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else: # a is a Mask
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let masker = blendMode.masker()
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# Determine where we should start and stop drawing in the y dimension
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var yMin, yMax: int
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@ -662,89 +661,166 @@ proc drawUber(
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srcPos = p + dx * x.float32 + dy * y.float32
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xFloat = srcPos.x - h
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yFloat = srcPos.y - h
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backdrop = a.getRgbaUnsafe(x, y)
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source = b.getRgbaSmooth(xFloat, yFloat)
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a.setRgbaUnsafe(x, y, blender(backdrop, source))
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when type(a) is Image:
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let backdrop = a.getRgbaUnsafe(x, y)
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when type(b) is Image:
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let
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sample = b.getRgbaSmooth(xFloat, yFloat)
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blended = blender(backdrop, sample)
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else: # b is a Mask
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let
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sample = b.getValueSmooth(xFloat, yFloat)
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blended = blender(backdrop, rgba(0, 0, 0, sample))
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a.setRgbaUnsafe(x, y, blended)
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else: # a is a Mask
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let backdrop = a.getValueUnsafe(x, y)
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when type(b) is Image:
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let sample = b.getRgbaSmooth(xFloat, yFloat).a
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else: # b is a Mask
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let sample = b.getValueSmooth(xFloat, yFloat)
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a.setValueUnsafe(x, y, masker(backdrop, sample))
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else:
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var x = xMin
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when defined(amd64) and not defined(pixieNoSimd):
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if blendMode.hasSimdBlender():
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if dx.x == 1 and dx.y == 0 and dy.x == 0 and dy.y == 1:
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# Check we are not rotated before using SIMD blends
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let blenderSimd = blendMode.blenderSimd()
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for _ in countup(x, xMax - 4, 4):
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if dx.x == 1 and dx.y == 0 and dy.x == 0 and dy.y == 1:
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# Check we are not rotated before using SIMD blends
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when type(a) is Image:
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if blendMode.hasSimdBlender():
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let
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srcPos = p + dx * x.float32 + dy * y.float32
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sx = srcPos.x.int
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sy = srcPos.y.int
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backdrop = mm_loadu_si128(a.data[a.dataIndex(x, y)].addr)
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source = mm_loadu_si128(b.data[b.dataIndex(sx, sy)].addr)
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mm_storeu_si128(
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a.data[a.dataIndex(x, y)].addr,
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blenderSimd(backdrop, source)
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)
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x += 4
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blenderSimd = blendMode.blenderSimd()
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first32 = cast[M128i]([uint32.high, 0, 0, 0]) # First 32 bits
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alphaMask = mm_set1_epi32(cast[int32](0xff000000)) # Only `a`
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for _ in countup(x, xMax - 4, 4):
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let
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srcPos = p + dx * x.float32 + dy * y.float32
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sx = srcPos.x.int
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sy = srcPos.y.int
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backdrop = mm_loadu_si128(a.data[a.dataIndex(x, y)].addr)
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when type(b) is Image:
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let source = mm_loadu_si128(b.data[b.dataIndex(sx, sy)].addr)
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else: # b is a Mask
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# Need to move 4 mask values into the alpha slots
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var source = mm_loadu_si128(b.data[b.dataIndex(sx, sy)].addr)
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source = mm_slli_si128(source, 2)
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source = mm_shuffle_epi32(source, MM_SHUFFLE(1, 1, 0, 0))
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var
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i = mm_and_si128(source, first32)
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j = mm_and_si128(source, mm_slli_si128(first32, 4))
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k = mm_and_si128(source, mm_slli_si128(first32, 8))
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l = mm_and_si128(source, mm_slli_si128(first32, 12))
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# Shift the values to `a`
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i = mm_slli_si128(i, 1)
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k = mm_slli_si128(k, 3)
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l = mm_slli_si128(l, 2)
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source = mm_and_si128(
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mm_or_si128(mm_or_si128(i, j), mm_or_si128(k, l)),
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alphaMask
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)
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mm_storeu_si128(
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a.data[a.dataIndex(x, y)].addr,
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blenderSimd(backdrop, source)
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)
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x += 4
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else: # is a Mask
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if blendMode.hasSimdMasker():
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let maskerSimd = blendMode.maskerSimd()
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for _ in countup(x, xMax - 16, 16):
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let
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srcPos = p + dx * x.float32 + dy * y.float32
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sx = srcPos.x.int
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sy = srcPos.y.int
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backdrop = mm_loadu_si128(a.data[a.dataIndex(x, y)].addr)
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when type(b) is Image:
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# Need to read 16 colors and pack their alpha values
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var
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i = mm_loadu_si128(b.data[b.dataIndex(sx + 0, sy)].addr)
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j = mm_loadu_si128(b.data[b.dataIndex(sx + 4, sy)].addr)
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k = mm_loadu_si128(b.data[b.dataIndex(sx + 8, sy)].addr)
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l = mm_loadu_si128(b.data[b.dataIndex(sx + 12, sy)].addr)
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i = packAlphaValues(i)
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j = packAlphaValues(j)
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k = packAlphaValues(k)
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l = packAlphaValues(l)
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j = mm_slli_si128(j, 4)
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k = mm_slli_si128(k, 8)
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l = mm_slli_si128(l, 12)
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let source = mm_or_si128(mm_or_si128(i, j), mm_or_si128(k, l))
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else: # b is a Mask
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let source = mm_loadu_si128(b.data[b.dataIndex(sx, sy)].addr)
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mm_storeu_si128(
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a.data[a.dataIndex(x, y)].addr,
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maskerSimd(backdrop, source)
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)
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x += 16
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for _ in x ..< xMax:
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let
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srcPos = p + dx * x.float32 + dy * y.float32
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xFloat = srcPos.x - h
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yFloat = srcPos.y - h
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backdrop = a.getRgbaUnsafe(x, y)
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source = b.getRgbaUnsafe(xFloat.int, yFloat.int)
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a.setRgbaUnsafe(x, y, blender(backdrop, source))
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when type(a) is Image:
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let backdrop = a.getRgbaUnsafe(x, y)
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when type(b) is Image:
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let
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sample = b.getRgbaUnsafe(xFloat.int, yFloat.int)
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blended = blender(backdrop, sample)
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else: # b is a Mask
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let
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sample = b.getValueUnsafe(xFloat.int, yFloat.int)
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blended = blender(backdrop, rgba(0, 0, 0, sample))
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a.setRgbaUnsafe(x, y, blended)
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else: # a is a Mask
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let backdrop = a.getValueUnsafe(x, y)
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when type(b) is Image:
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let sample = b.getRgbaUnsafe(xFloat.int, yFloat.int).a
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else: # b is a Mask
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let sample = b.getValueUnsafe(xFloat.int, yFloat.int)
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a.setValueUnsafe(x, y, masker(backdrop, sample))
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inc x
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if blendMode == bmIntersectMask:
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if a.width - xMax > 0:
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zeroMem(a.data[a.dataIndex(xMax, y)].addr, 4 * (a.width - xMax))
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proc draw*(a, b: Image, mat: Mat3, blendMode = bmNormal) =
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proc draw*(a, b: Image, mat: Mat3, blendMode = bmNormal) {.inline.} =
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## Draws one image onto another using matrix with color blending.
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let
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corners = [
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mat * vec2(0, 0),
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mat * vec2(b.width.float32, 0),
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mat * vec2(b.width.float32, b.height.float32),
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mat * vec2(0, b.height.float32)
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]
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perimeter = [
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segment(corners[0], corners[1]),
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segment(corners[1], corners[2]),
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segment(corners[2], corners[3]),
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segment(corners[3], corners[0])
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]
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var
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matInv = mat.inverse()
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# Compute movement vectors
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p = matInv * vec2(0 + h, 0 + h)
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dx = matInv * vec2(1 + h, 0 + h) - p
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dy = matInv * vec2(0 + h, 1 + h) - p
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minFilterBy2 = max(dx.length, dy.length)
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b = b
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while minFilterBy2 > 2.0:
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b = b.minifyBy2()
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p /= 2
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dx /= 2
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dy /= 2
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minFilterBy2 /= 2
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matInv = matInv * scale(vec2(0.5, 0.5))
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let smooth = not(
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dx.length == 1.0 and
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dy.length == 1.0 and
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mat[2, 0].fractional == 0.0 and
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mat[2, 1].fractional == 0.0
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)
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a.drawUber(b, p, dx, dy, perimeter, blendMode, smooth)
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a.drawUber(b, mat, blendMode)
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proc draw*(a, b: Image, pos = vec2(0, 0), blendMode = bmNormal) {.inline.} =
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a.draw(b, translate(pos), blendMode)
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proc draw*(image: Image, mask: Mask, mat: Mat3, blendMode = bmMask) {.inline.} =
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image.drawUber(mask, mat, blendMode)
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proc draw*(
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image: Image, mask: Mask, pos = vec2(0, 0), blendMode = bmMask
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) {.inline.} =
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image.drawUber(mask, translate(pos), blendMode)
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proc draw*(a, b: Mask, mat: Mat3, blendMode = bmMask) {.inline.} =
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a.drawUber(b, mat, blendMode)
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proc draw*(a, b: Mask, pos = vec2(0, 0), blendMode = bmMask) {.inline.} =
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a.draw(b, translate(pos), blendMode)
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proc draw*(mask: Mask, image: Image, mat: Mat3, blendMode = bmMask) {.inline.} =
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mask.drawUber(image, mat, blendMode)
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proc draw*(
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mask: Mask, image: Image, pos = vec2(0, 0), blendMode = bmMask
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) {.inline.} =
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mask.draw(image, translate(pos), blendMode)
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proc resize*(srcImage: Image, width, height: int): Image =
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if width == srcImage.width and height == srcImage.height:
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result = srcImage.copy()
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@ -965,8 +965,8 @@ proc fillShapes(
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when defined(amd64) and not defined(pixieNoSimd):
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# When supported, SIMD blend as much as possible
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let
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coverageMask1 = cast[M128i]([uint32.high, 0, 0, 0]) # First 32 bits
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coverageMask2 = mm_set1_epi32(cast[int32](0x000000ff)) # Only `r`
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first32 = cast[M128i]([uint32.high, 0, 0, 0]) # First 32 bits
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redMask = mm_set1_epi32(cast[int32](0x000000ff)) # Only `r`
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oddMask = mm_set1_epi16(cast[int16](0xff00))
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div255 = mm_set1_epi16(cast[int16](0x8081))
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v255 = mm_set1_epi32(255)
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@ -974,7 +974,7 @@ proc fillShapes(
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for _ in countup(x, coverages.len - 16, 16):
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var coverage = mm_loadu_si128(coverages[x].addr)
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coverage = mm_and_si128(coverage, coverageMask1)
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coverage = mm_and_si128(coverage, first32)
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let eqZero = mm_cmpeq_epi16(coverage, mm_setzero_si128())
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if mm_movemask_epi8(eqZero) != 0xffff:
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@ -985,10 +985,10 @@ proc fillShapes(
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coverage = mm_shuffle_epi32(coverage, MM_SHUFFLE(1, 1, 0, 0))
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var
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a = mm_and_si128(coverage, coverageMask1)
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b = mm_and_si128(coverage, mm_slli_si128(coverageMask1, 4))
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c = mm_and_si128(coverage, mm_slli_si128(coverageMask1, 8))
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d = mm_and_si128(coverage, mm_slli_si128(coverageMask1, 12))
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a = mm_and_si128(coverage, first32)
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b = mm_and_si128(coverage, mm_slli_si128(first32, 4))
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c = mm_and_si128(coverage, mm_slli_si128(first32, 8))
|
||||
d = mm_and_si128(coverage, mm_slli_si128(first32, 12))
|
||||
|
||||
# Shift the coverages to `r`
|
||||
a = mm_srli_si128(a, 2)
|
||||
|
|
@ -997,7 +997,7 @@ proc fillShapes(
|
|||
|
||||
coverage = mm_and_si128(
|
||||
mm_or_si128(mm_or_si128(a, b), mm_or_si128(c, d)),
|
||||
coverageMask2
|
||||
redMask
|
||||
)
|
||||
|
||||
if mm_movemask_epi8(mm_cmpeq_epi32(coverage, v255)) != 0xffff:
|
||||
|
|
|
|||
|
|
@ -43,3 +43,20 @@ block:
|
|||
timeIt "draw big-on-bigger Smooth bmNormal":
|
||||
a.draw(b, translate(vec2(25.2, 25.2)), bmNormal)
|
||||
keep(b)
|
||||
|
||||
block:
|
||||
let
|
||||
a = newImage(100, 100)
|
||||
b = newImage(50, 50)
|
||||
|
||||
timeIt "shadow":
|
||||
b.fill(rgba(0, 0, 0, 255))
|
||||
a.draw(b, vec2(25, 25))
|
||||
|
||||
let shadow = a.shadow(
|
||||
offset = vec2(0, 0),
|
||||
spread = 10,
|
||||
blur = 10,
|
||||
color = rgba(0, 0, 0, 255)
|
||||
)
|
||||
keep(shadow)
|
||||
|
|
|
|||
|
|
@ -1,91 +0,0 @@
|
|||
import pixie, chroma, vmath, benchy
|
||||
|
||||
block:
|
||||
|
||||
var a = newImage(100, 100)
|
||||
var b = newImage(50, 50)
|
||||
|
||||
timeIt "spread":
|
||||
a.fill(rgba(0, 0, 0, 0))
|
||||
b.fill(rgba(0, 0, 0, 255))
|
||||
a.draw(b, vec2(25, 25))
|
||||
|
||||
a.spread(spread = 10)
|
||||
|
||||
b = newImage(50, 50)
|
||||
b.fill(rgba(255, 255, 255, 255))
|
||||
a.draw(b, vec2(25, 25))
|
||||
|
||||
# a.writeFile("tests/images/spread1.png")
|
||||
|
||||
block:
|
||||
var a = newImage(100, 100)
|
||||
var b = newImage(50, 50)
|
||||
|
||||
timeIt "blur":
|
||||
a.fill(rgba(0, 0, 0, 0))
|
||||
b.fill(rgba(255, 255, 255, 255))
|
||||
a.draw(b, vec2(25, 25))
|
||||
|
||||
a.blur(radius = 10)
|
||||
|
||||
b = newImage(50, 50)
|
||||
b.fill(rgba(255, 255, 255, 255))
|
||||
a.draw(b, vec2(25, 25))
|
||||
|
||||
# a.writeFile("tests/images/blur1.png")
|
||||
|
||||
block:
|
||||
var shadow: Image
|
||||
var a = newImage(100, 100)
|
||||
var b = newImage(50, 50)
|
||||
|
||||
timeIt "shadow":
|
||||
a.fill(rgba(0, 0, 0, 0))
|
||||
b.fill(rgba(0, 0, 0, 255))
|
||||
a.draw(b, vec2(25, 25))
|
||||
|
||||
shadow = a.shadow(
|
||||
offset = vec2(0, 0),
|
||||
spread = 10,
|
||||
blur = 10,
|
||||
color = rgba(0, 0, 0, 255)
|
||||
)
|
||||
|
||||
b = newImage(50, 50)
|
||||
b.fill(rgba(255, 255, 255, 255))
|
||||
shadow.draw(b, vec2(25, 25))
|
||||
keep(shadow)
|
||||
|
||||
# shadow.writeFile("tests/images/shadow1.png")
|
||||
|
||||
|
||||
# import print
|
||||
# timeIt "Shadow Stops":
|
||||
# var tmp = 0
|
||||
# var shadow: Image
|
||||
# for i in 0 ..< 1:
|
||||
# var a = newImage(10, 200)
|
||||
# var b = newImage(50, 50)
|
||||
# b.fill(rgba(0, 0, 0, 255))
|
||||
# a.draw(b, vec2(-25, -25))
|
||||
|
||||
# for spread in 0 .. 0:
|
||||
# let spread = spread.float
|
||||
# for blur in 0 .. 10:
|
||||
# let blur = blur.float
|
||||
# print spread, blur
|
||||
|
||||
# shadow = a.shadow(
|
||||
# offset = vec2(0, 0), spread = spread, blur = blur, color = rgba(0, 0, 0, 255))
|
||||
|
||||
# for y in 25 ..< (25 + spread + blur).int:
|
||||
# echo y - 25, ":", shadow[5, y].a
|
||||
|
||||
# b = newImage(50, 50)
|
||||
# b.fill(rgba(255, 255, 255, 255))
|
||||
# shadow.draw(b, vec2(-25, -25))
|
||||
|
||||
# tmp += shadow.width * shadow.height
|
||||
# shadow.writeFile("tests/images/shadowStops.png")
|
||||
# echo tmp
|
||||
|
|
@ -30,3 +30,8 @@ reset()
|
|||
|
||||
timeIt "ceil":
|
||||
mask.ceil()
|
||||
|
||||
reset()
|
||||
|
||||
timeIt "spread":
|
||||
mask.spread(10)
|
||||
|
|
|
|||
Loading…
Reference in a new issue