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benchmark cairo draw

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This commit is contained in:
Ryan Oldenburg 2021-12-11 23:18:59 -06:00
parent ef8f0fd4a9
commit ecdf9f2f7e
2 changed files with 131 additions and 1 deletions
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130
experiments/benchmark_cairo_draw.nim Normal file
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@ -0,0 +1,130 @@
import benchy, cairo, pixie
block:
let
backdrop = imageSurfaceCreateFromPng("tests/fileformats/svg/masters/dragon2.png")
source = imageSurfaceCreateFromPng("tests/fileformats/svg/masters/Ghostscript_Tiger.png")
tmp = imageSurfaceCreate(FORMAT_ARGB32, 1568, 940)
ctx = tmp.create()
timeIt "cairo draw basic":
ctx.setSource(backdrop, 0, 0)
ctx.paint()
ctx.setSource(source, 0, 0)
ctx.paint()
tmp.flush()
# echo tmp.writeToPng("tmp.png")
block:
let
backdrop = readImage("tests/fileformats/svg/masters/dragon2.png")
source = readImage("tests/fileformats/svg/masters/Ghostscript_Tiger.png")
tmp = newImage(1568, 940)
timeIt "isOneColor":
doAssert not backdrop.isOneColor()
timeIt "pixie draw basic":
tmp.draw(backdrop)
tmp.draw(source)
# tmp.writeFile("tmp2.png")
block:
let
backdrop = imageSurfaceCreateFromPng("tests/fileformats/svg/masters/dragon2.png")
source = imageSurfaceCreateFromPng("tests/fileformats/svg/masters/Ghostscript_Tiger.png")
tmp = imageSurfaceCreate(FORMAT_ARGB32, 1568, 940)
ctx = tmp.create()
timeIt "cairo draw smooth":
var
mat = mat3()
matrix = cairo.Matrix(
xx: mat[0, 0],
yx: mat[0, 1],
xy: mat[1, 0],
yy: mat[1, 1],
x0: mat[2, 0],
y0: mat[2, 1],
)
ctx.setMatrix(matrix.unsafeAddr)
ctx.setSource(backdrop, 0, 0)
ctx.paint()
mat = rotate(15.toRadians)
matrix = cairo.Matrix(
xx: mat[0, 0],
yx: mat[0, 1],
xy: mat[1, 0],
yy: mat[1, 1],
x0: mat[2, 0],
y0: mat[2, 1],
)
ctx.setMatrix(matrix.unsafeAddr)
ctx.setSource(source, 0, 0)
ctx.paint()
tmp.flush()
# echo tmp.writeToPng("tmp.png")
block:
let
backdrop = readImage("tests/fileformats/svg/masters/dragon2.png")
source = readImage("tests/fileformats/svg/masters/Ghostscript_Tiger.png")
tmp = newImage(1568, 940)
timeIt "pixie draw smooth":
tmp.draw(backdrop)
tmp.draw(source, translate(vec2(0.5, 0.5)))
# tmp.writeFile("tmp2.png")
block:
let
backdrop = imageSurfaceCreateFromPng("tests/fileformats/svg/masters/dragon2.png")
source = imageSurfaceCreateFromPng("tests/fileformats/svg/masters/Ghostscript_Tiger.png")
tmp = imageSurfaceCreate(FORMAT_ARGB32, 1568, 940)
ctx = tmp.create()
timeIt "cairo draw smooth rotated":
var
mat = mat3()
matrix = cairo.Matrix(
xx: mat[0, 0],
yx: mat[0, 1],
xy: mat[1, 0],
yy: mat[1, 1],
x0: mat[2, 0],
y0: mat[2, 1],
)
ctx.setMatrix(matrix.unsafeAddr)
ctx.setSource(backdrop, 0, 0)
ctx.paint()
mat = rotate(15.toRadians)
matrix = cairo.Matrix(
xx: mat[0, 0],
yx: mat[0, 1],
xy: mat[1, 0],
yy: mat[1, 1],
x0: mat[2, 0],
y0: mat[2, 1],
)
ctx.setMatrix(matrix.unsafeAddr)
ctx.setSource(source, 0, 0)
ctx.paint()
tmp.flush()
# echo tmp.writeToPng("tmp.png")
block:
let
backdrop = readImage("tests/fileformats/svg/masters/dragon2.png")
source = readImage("tests/fileformats/svg/masters/Ghostscript_Tiger.png")
tmp = newImage(1568, 940)
timeIt "pixie draw smooth rotated":
tmp.draw(backdrop)
tmp.draw(source, rotate(15.toRadians))
# tmp.writeFile("tmp2.png")

2
experiments/svg_cairo.nim
View file

@ -580,7 +580,7 @@ proc decodeSvg*(data: string, width = 0, height = 0): Image =
let
bgra = pixels[result.dataIndex(x, y)]
rgba = rgba(bgra[2], bgra[1], bgra[0], bgra[3])
result.setRgbaUnsafe(x, y, rgba.rgbx())
result.unsafe[x, y] = rgba.rgbx()
except PixieError as e:
raise e
except: