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Test correct clipping drawing an image in a cel image

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Reported here https://github.com/aseprite/aseprite/issues/3054
This commit is contained in:
David Capello 2021-11-15 15:11:36 -03:00
parent 6ca19d33a0
commit 9a387a16e0
1 changed files with 52 additions and 1 deletions
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53
scripts/image.lua
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@ -1,4 +1,4 @@
-- Copyright (C) 2019-2020 Igara Studio S.A.
-- Copyright (C) 2019-2021 Igara Studio S.A.
-- Copyright (C) 2018 David Capello
--
-- This file is released under the terms of the MIT license.
@ -213,3 +213,54 @@ do
assert(img.spec == spr.spec)
assert(img:getPixel(15, 15) == 129)
end
-- Fix drawImage() when drawing in a cel image
do
local a = Image(3, 2, ColorMode.INDEXED)
array_to_pixels({ 0, 1, 2,
2, 3, 4 }, a)
local function test(b)
expect_img(b, { 0, 0, 0, 0, 0,
0, 0, 0, 0, 0,
0, 0, 0, 0, 0,
0, 0, 0, 0, 0 })
b:drawImage(a, Point(2, 1))
expect_img(b, { 0, 0, 0, 0, 0,
0, 0, 0, 1, 2,
0, 0, 2, 3, 4,
0, 0, 0, 0, 0 })
b:drawImage(a, Point(0, 1))
expect_img(b, { 0, 0, 0, 0, 0,
0, 1, 2, 1, 2,
2, 3, 4, 3, 4,
0, 0, 0, 0, 0 })
b:drawImage(a, Point(-1, 2))
expect_img(b, { 0, 0, 0, 0, 0,
0, 1, 2, 1, 2,
1, 2, 4, 3, 4,
3, 4, 0, 0, 0 })
b:drawImage(a, Point(0, 3))
expect_img(b, { 0, 0, 0, 0, 0,
0, 1, 2, 1, 2,
1, 2, 4, 3, 4,
0, 1, 2, 0, 0 })
b:drawImage(a, Point(0, 3)) -- Do nothing
expect_img(b, { 0, 0, 0, 0, 0,
0, 1, 2, 1, 2,
1, 2, 4, 3, 4,
0, 1, 2, 0, 0 })
end
local b = Image(5, 4, ColorMode.INDEXED)
test(b)
local s = Sprite(5, 4, ColorMode.INDEXED)
test(app.activeCel.image)
end