pixie/tests/test_images.nim
2020-11-21 16:51:38 -08:00

45 lines
1.3 KiB
Nim

import pixie, chroma, vmath, os
proc writeAndCheck(image: Image, fileName: string) =
image.writeFile(fileName)
let masterFileName = fileName.changeFileExt(".master.png")
if not existsFile(masterFileName):
quit("Master file: " & masterFileName & " not found!")
var master = readImage(fileName)
assert image.width == master.width
assert image.height == master.height
assert image.data == master.data
block:
var image = newImage(10, 10)
image[0, 0] = rgba(255, 255, 255, 255)
doAssert image[0, 0] == rgba(255, 255, 255, 255)
block:
var image = newImage(10, 10)
image.fill(rgba(255, 0, 0, 255))
doAssert image[0, 0] == rgba(255, 0, 0, 255)
block:
var a = newImage(100, 100)
a.fill(rgba(255, 0, 0, 255))
var b = newImage(100, 100)
b.fill(rgba(0, 255, 0, 255))
var c = a.draw(b, pos=vec2(25, 25))
c.writeAndCheck("tests/images/draw.png")
block:
var a = newImage(100, 100)
a.fill(rgba(255, 0, 0, 255))
var b = newImage(100, 100)
b.fill(rgba(0, 255, 0, 255))
var c = a.draw(b, pos=vec2(25, 25), COPY)
c.writeAndCheck("tests/images/drawCopy.png")
block:
var a = newImage(100, 100)
a.fill(rgba(255, 0, 0, 255))
var b = newImage(100, 100)
b.fill(rgba(0, 255, 0, 255))
var c = a.draw(b, pos=vec2(25.15, 25.15))
c.writeAndCheck("tests/images/drawSmooth.png")