63 lines
1.4 KiB
Nim
63 lines
1.4 KiB
Nim
import chroma, pixie, pixie/fileformats/png
|
|
|
|
block:
|
|
let
|
|
mask = newMask(100, 100)
|
|
r = 10.0
|
|
x = 10.0
|
|
y = 10.0
|
|
h = 80.0
|
|
w = 80.0
|
|
var path: Path
|
|
path.moveTo(x + r, y)
|
|
path.arcTo(x + w, y, x + w, y + h, r)
|
|
path.arcTo(x + w, y + h, x, y + h, r)
|
|
path.arcTo(x, y + h, x, y, r)
|
|
path.arcTo(x, y, x + w, y, r)
|
|
mask.fillPath(path)
|
|
|
|
let minified = mask.minifyBy2()
|
|
|
|
doAssert minified.width == 50 and minified.height == 50
|
|
|
|
writeFile("tests/images/masks/maskMinified.png", minified.encodePng())
|
|
|
|
block:
|
|
let image = newImage(100, 100)
|
|
image.fill(rgba(255, 100, 100, 255))
|
|
|
|
var path: Path
|
|
path.ellipse(image.width / 2, image.height / 2, 25, 25)
|
|
|
|
let mask = newMask(image.width, image.height)
|
|
mask.fillPath(path)
|
|
|
|
image.draw(mask)
|
|
image.toStraightAlpha()
|
|
image.writeFile("tests/images/masks/circleMask.png")
|
|
|
|
block:
|
|
let a = newMask(100, 100)
|
|
a.fill(255)
|
|
|
|
var path: Path
|
|
path.ellipse(a.width / 2, a.height / 2, 25, 25)
|
|
|
|
let b = newMask(a.width, a.height)
|
|
b.fillPath(path)
|
|
|
|
a.draw(b)
|
|
writeFile("tests/images/masks/maskedMask.png", a.encodePng())
|
|
|
|
block:
|
|
let a = newMask(100, 100)
|
|
a.fill(255)
|
|
|
|
var path: Path
|
|
path.ellipse(a.width / 2, a.height / 2, 25, 25)
|
|
|
|
let b = newImage(a.width, a.height)
|
|
b.fillPath(path, rgba(0, 0, 0, 255))
|
|
|
|
a.draw(b)
|
|
writeFile("tests/images/masks/imageMaskedMask.png", a.encodePng())
|