MyouProject/pixie
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

benchmark_blends + exports

Browse source
This commit is contained in:
Ryan Oldenburg 2022-06-17 17:39:48 -05:00
parent 20e3c458eb
commit 772c40f22a
2 changed files with 8 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
src/pixie/blends.nim
View file

@ -238,7 +238,7 @@ proc blendScreen*(backdrop, source: ColorRGBX): ColorRGBX {.inline.} =
# result = alphaFix(backdrop, source, result) # result = alphaFix(backdrop, source, result)
# result = result.toPremultipliedAlpha() # result = result.toPremultipliedAlpha()
proc blendColorDodge(backdrop, source: ColorRGBX): ColorRGBX = proc blendColorDodge*(backdrop, source: ColorRGBX): ColorRGBX =
let let
backdrop = backdrop.rgba() backdrop = backdrop.rgba()
source = source.rgba() source = source.rgba()
@ -341,7 +341,7 @@ proc blendHardLight*(backdrop, source: ColorRGBX): ColorRGBX =
result.b = hardLight(backdrop.b, backdrop.a, source.b, source.a) result.b = hardLight(backdrop.b, backdrop.a, source.b, source.a)
result.a = blendAlpha(backdrop.a, source.a) result.a = blendAlpha(backdrop.a, source.a)
proc blendDifference(backdrop, source: ColorRGBX): ColorRGBX = proc blendDifference*(backdrop, source: ColorRGBX): ColorRGBX =
proc blend( proc blend(
backdropColor, backdropAlpha, sourceColor, sourceAlpha: uint8 backdropColor, backdropAlpha, sourceColor, sourceAlpha: uint8
): uint8 {.inline.} = ): uint8 {.inline.} =
@ -357,7 +357,7 @@ proc blendDifference(backdrop, source: ColorRGBX): ColorRGBX =
result.b = blend(backdrop.b, backdrop.a, source.b, source.a) result.b = blend(backdrop.b, backdrop.a, source.b, source.a)
result.a = blendAlpha(backdrop.a, source.a) result.a = blendAlpha(backdrop.a, source.a)
proc blendExclusion(backdrop, source: ColorRGBX): ColorRGBX = proc blendExclusion*(backdrop, source: ColorRGBX): ColorRGBX =
proc blend(backdrop, source: uint32): uint8 {.inline.} = proc blend(backdrop, source: uint32): uint8 {.inline.} =
let v = (backdrop + source).int32 - ((2 * backdrop * source) div 255).int32 let v = (backdrop + source).int32 - ((2 * backdrop * source) div 255).int32
max(0, v).uint8 max(0, v).uint8
@ -366,28 +366,28 @@ proc blendExclusion(backdrop, source: ColorRGBX): ColorRGBX =
result.b = blend(backdrop.b.uint32, source.b.uint32) result.b = blend(backdrop.b.uint32, source.b.uint32)
result.a = blendAlpha(backdrop.a, source.a) result.a = blendAlpha(backdrop.a, source.a)
proc blendColor(backdrop, source: ColorRGBX): ColorRGBX = proc blendColor*(backdrop, source: ColorRGBX): ColorRGBX =
let let
backdrop = backdrop.rgba().color backdrop = backdrop.rgba().color
source = source.rgba().color source = source.rgba().color
blended = SetLum(source, Lum(backdrop)) blended = SetLum(source, Lum(backdrop))
result = alphaFix(backdrop, source, blended).rgba.rgbx() result = alphaFix(backdrop, source, blended).rgba.rgbx()
proc blendLuminosity(backdrop, source: ColorRGBX): ColorRGBX = proc blendLuminosity*(backdrop, source: ColorRGBX): ColorRGBX =
let let
backdrop = backdrop.rgba().color backdrop = backdrop.rgba().color
source = source.rgba().color source = source.rgba().color
blended = SetLum(backdrop, Lum(source)) blended = SetLum(backdrop, Lum(source))
result = alphaFix(backdrop, source, blended).rgba.rgbx() result = alphaFix(backdrop, source, blended).rgba.rgbx()
proc blendHue(backdrop, source: ColorRGBX): ColorRGBX = proc blendHue*(backdrop, source: ColorRGBX): ColorRGBX =
let let
backdrop = backdrop.rgba().color backdrop = backdrop.rgba().color
source = source.rgba().color source = source.rgba().color
blended = SetLum(SetSat(source, Sat(backdrop)), Lum(backdrop)) blended = SetLum(SetSat(source, Sat(backdrop)), Lum(backdrop))
result = alphaFix(backdrop, source, blended).rgba.rgbx() result = alphaFix(backdrop, source, blended).rgba.rgbx()
proc blendSaturation(backdrop, source: ColorRGBX): ColorRGBX = proc blendSaturation*(backdrop, source: ColorRGBX): ColorRGBX =
let let
backdrop = backdrop.rgba().color backdrop = backdrop.rgba().color
source = source.rgba().color source = source.rgba().color

4
tests/benchmark_blends.nim
View file

@ -1,6 +1,4 @@
import benchy, chroma, pixie/images, vmath import benchy, chroma, pixie/blends, pixie/images, vmath
include pixie/blends
let let
backdrop = newImage(256, 256) backdrop = newImage(256, 256)