MyouProject/pixie
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Merge pull request #83 from guzba/master

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for non simd for now
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treeform 2021-01-29 11:04:02 -08:00 committed by GitHub
commit 8a32512567
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1 changed files with 8 additions and 8 deletions
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16
src/pixie/blends.nim
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@ -239,9 +239,9 @@ proc `-`*(c: Color, v: float32): Color {.inline.} =
# else:
# screen(backdrop, 2 * source - 1)
# proc softLight(backdrop, source: float32): float32 {.inline.} =
# ## Pegtop
# (1 - 2 * source) * backdrop ^ 2 + 2 * source * backdrop
proc softLight(backdrop, source: float32): float32 {.inline.} =
## Pegtop
(1 - 2 * source) * backdrop ^ 2 + 2 * source * backdrop
proc Lum(C: Color): float32 {.inline.} =
0.3 * C.r + 0.59 * C.g + 0.11 * C.b
@ -367,11 +367,11 @@ proc alphaFix(backdrop, source, mixed: Color): Color =
# result.b = hardLight(backdrop.b, source.b)
# result = alphaFix(backdrop, source, result)
# proc blendSoftLightFloats*(backdrop, source: Color): Color {.inline.} =
# result.r = softLight(backdrop.r, source.r)
# result.g = softLight(backdrop.g, source.g)
# result.b = softLight(backdrop.b, source.b)
# result = alphaFix(backdrop, source, result)
proc blendSoftLightFloats*(backdrop, source: Color): Color {.inline.} =
result.r = softLight(backdrop.r, source.r)
result.g = softLight(backdrop.g, source.g)
result.b = softLight(backdrop.b, source.b)
result = alphaFix(backdrop, source, result)
# proc blendDifferenceFloats*(backdrop, source: Color): Color {.inline.} =
# result.r = abs(backdrop.r - source.r)