aseprite/tests/scripts/brush.lua

247 lines
8.1 KiB
Lua
Raw Normal View History

-- Copyright (C) 2019-2024 Igara Studio S.A.
2019-04-19 01:34:27 +00:00
--
-- This file is released under the terms of the MIT license.
-- Read LICENSE.txt for more information.
dofile('./test_utils.lua')
do
local b = Brush()
assert(b.type == BrushType.CIRCLE)
assert(b.size == 1)
assert(b.angle == 0)
assert(b.center == Point{ x=0, y=0 })
assert(b.pattern == BrushPattern.NONE)
assert(b.patternOrigin == Point{ x=0, y=0 })
local c = Brush(3)
2019-04-19 01:34:27 +00:00
assert(c.type == BrushType.CIRCLE)
assert(c.size == 3)
2019-05-08 21:54:25 +00:00
assert(c.center == Point{ x=1, y=1 })
local d = Brush(4)
assert(d.type == BrushType.CIRCLE)
assert(d.size == 4)
assert(d.center == Point{ x=2, y=2 })
2019-04-19 01:34:27 +00:00
end
do
local b = Brush{ type=BrushType.SQUARE, size=4 }
assert(b.type == BrushType.SQUARE)
assert(b.size == 4)
assert(b.angle == 0)
end
do
local b = Brush{ type=BrushType.LINE, size=5, angle=90 }
assert(b.type == BrushType.LINE)
assert(b.size == 5)
assert(b.angle == 90)
end
do
local b = Brush{ type=BrushType.IMAGE, image=Image(4, 8) }
local c = Brush{ image=Image(4, 8) }
assert(b.type == BrushType.IMAGE)
assert(c.type == BrushType.IMAGE)
assert(b.image.width == 4)
assert(b.image.height == 8)
assert(b.pattern == BrushPattern.NONE)
assert(b.patternOrigin.x == 0)
assert(b.patternOrigin.y == 0)
end
-- Image brush
2019-04-19 01:34:27 +00:00
do
local rgba = app.pixelColor.rgba
local r = rgba(255, 0, 0)
local g = rgba(0, 128, 0)
local b = rgba(0, 0, 255)
local img = Image(2, 2)
img:putPixel(0, 0, r)
img:putPixel(1, 0, b)
img:putPixel(0, 1, b)
img:putPixel(1, 1, r)
local brush = Brush{ image=img }
expect_img(brush.image, { r, b, b, r })
brush:setFgColor(g)
expect_img(brush.image, { r, g, g, r })
brush:setBgColor(b)
expect_img(brush.image, { b, g, g, b })
-- Test copy image brushes
local brush2 = Brush(brush)
expect_img(brush2.image, { b, g, g, b })
brush2:setFgColor(r)
expect_img(brush2.image, { b, r, r, b })
brush2:setBgColor(r)
expect_img(brush2.image, { r, r, r, r })
expect_img(brush.image, { b, g, g, b }) -- First brush wasn't modified
2019-04-19 01:34:27 +00:00
end
-- Tests with Image Brushes
-- Brush in a certain pixel format used on different sprites of
-- all available pixel formats.
do
-- RGB sprite
local sprRGB = Sprite(2, 2, ColorMode.RGB)
local cel = sprRGB.cels[1]
expect_img(cel.image, { 0, 0,
0, 0})
local pal = Palette(4)
pal:setColor(1, Color{ r=255, g=0, b=0, a=128 })
pal:setColor(2, Color{ r=0, g=255, b=0, a=128 })
pal:setColor(3, Color{ r=0, g=0, b=255, a=128 })
sprRGB:setPalette(pal)
-- Test Sprite RGB with RGB brush
local brushImg = Image(2, 2, ColorMode.RGB)
array_to_pixels({ pal:getColor(1), pal:getColor(2),
pal:getColor(3), pal:getColor(0) }, brushImg)
local bruRGB = Brush { image=brushImg }
app.useTool{ tool=pencil, brush=bruRGB, points={ Point(1, 1) } }
expect_img(cel.image,
{ pal:getColor(1).rgbaPixel, pal:getColor(2).rgbaPixel,
pal:getColor(3).rgbaPixel, pal:getColor(0).rgbaPixel })
app.undo()
-- Test Sprite RGB with INDEXED brush
local brushImg = Image(2, 2, ColorMode.INDEXED)
array_to_pixels({ 1, 2,
3, 0 }, brushImg)
local bruINDEXED = Brush { image=brushImg }
app.useTool{ tool=pencil, brush=bruINDEXED, points={ Point(1, 1) } }
expect_img(cel.image,
{ pal:getColor(1).rgbaPixel, pal:getColor(2).rgbaPixel,
pal:getColor(3).rgbaPixel, 0 })
app.undo()
-- Test Sprite RGB with GRAYSCALE brush
local brushImg = Image(2, 2, ColorMode.GRAYSCALE)
array_to_pixels({ Color{ gray=255, alpha=128 }, Color{ gray=128, alpha=128 },
Color{ gray=64, alpha=255 }, Color{ gray=0, alpha=255 } }, brushImg)
local bruGRAYSCALE = Brush { image=brushImg }
app.useTool{ tool=pencil, brush=bruGRAYSCALE, points={ Point(1, 1) } }
expect_img(cel.image,
{ Color{ gray=255, alpha=128 }.rgbaPixel, Color{ gray=128, alpha=128 }.rgbaPixel,
Color{ gray=64, alpha=255 }.rgbaPixel, Color{ gray=0, alpha=255 }.rgbaPixel })
-- -- -- -- -- -- --
-- INDEXED sprite
local sprINDEXED = Sprite(2, 2, ColorMode.INDEXED)
local cel = sprINDEXED.cels[1]
expect_img(cel.image, { 0, 0,
0, 0 })
local pal = Palette(4)
pal:setColor(1, Color{ r=255, g=0, b=0, a=128 })
pal:setColor(2, Color{ r=0, g=255, b=0, a=128 })
pal:setColor(3, Color{ r=0, g=0, b=255, a=128 })
sprINDEXED:setPalette(pal)
-- Test Sprite INDEXED with RGB brush
local brushImg = Image(2, 2, ColorMode.RGB)
array_to_pixels({ pal:getColor(1), pal:getColor(2),
pal:getColor(3), app.pixelColor.rgba(0, 0, 0, 0) }, brushImg)
local bruRGB = Brush { image=brushImg }
app.useTool{ tool=pencil, brush=bruRGB, points={ Point(1, 1) } }
expect_img(cel.image,
{ 1, 2,
3, 3 })
app.undo()
-- Test Sprite INDEXED with INDEXED brush
local brushImg = Image(2, 2, ColorMode.INDEXED)
array_to_pixels({ 1, 2,
3, 0 }, brushImg)
local bruINDEXED = Brush { image=brushImg }
app.useTool{ tool=pencil, brush=bruINDEXED, points={ Point(1, 1) } }
expect_img(cel.image,
{ 1, 2,
3, 0 })
app.undo()
-- Test Sprite INDEXED with INDEXED brush
-- (INDEXED brush with one out of bounds index)
local brushImg = Image(2, 2, ColorMode.INDEXED)
array_to_pixels({ 1, 5,
3, 0 }, brushImg)
local bruINDEXED = Brush { image=brushImg }
app.useTool{ tool=pencil, brush=bruINDEXED, points={ Point(1, 1) } }
expect_img(cel.image,
{ 1, 3,
3, 0 })
app.undo()
-- Test Sprite INDEXED with GRAYSCALE brush
local brushImg = Image(2, 2, ColorMode.GRAYSCALE)
array_to_pixels({ Color{ gray=255, alpha=128 }, Color{ gray=128, alpha=128 },
Color{ gray=64, alpha=255 }, Color{ gray=0, alpha=255 } }, brushImg)
local bruGRAYSCALE = Brush { image=brushImg }
app.useTool{ tool=pencil, brush=bruGRAYSCALE, points={ Point(1, 1) } }
expect_img(cel.image,
{ 2, 3,
3, 3 })
-- -- -- -- -- -- --
-- GRAYSCALE sprite
local sprGRAYSCALE = Sprite(2, 2, ColorMode.GRAYSCALE)
local cel = sprGRAYSCALE.cels[1]
expect_img(cel.image, { 0, 0,
0, 0 })
local pal = Palette(4)
pal:setColor(1, Color{ gray=128, alpha=128 }.grayPixel)
pal:setColor(2, Color{ gray=64, alpha=128 }.grayPixel)
pal:setColor(3, Color{ gray=32, alpha=255 }.grayPixel)
print(pal:getColor(1).grayPixel)
print(pal:getColor(2).grayPixel)
print(pal:getColor(3).grayPixel)
sprGRAYSCALE:setPalette(pal)
-- Test Sprite GRAYSCALE with RGB brush
local brushImg = Image(2, 2, ColorMode.RGB)
array_to_pixels({ Color{ r=255, g=0, b=0, a=128 }, Color{ r=0, g=255, b=0, a=128 },
Color{ r=0, g=0, b=255, a=128 }, app.pixelColor.rgba(0, 0, 0, 0) }, brushImg)
local bruRGB = Brush { image=brushImg }
app.useTool{ tool=pencil, brush=bruRGB, points={ Point(1, 1) } }
expect_img(cel.image,
{ Color{ gray=54, alpha=128 }.grayPixel, Color{ gray=182, alpha=128 }.grayPixel,
Color{ gray=18, alpha=128 }.grayPixel, 0 })
app.undo()
-- Test Sprite GRAYSCALE with INDEXED brush
-- (INDEXED brush with out of bound index)
local brushImg = Image(2, 2, ColorMode.INDEXED)
array_to_pixels({ 1, 5,
3, 0 }, brushImg)
local bruINDEXED = Brush { image=brushImg }
app.useTool{ tool=pencil, brush=bruINDEXED, points={ Point(1, 1) } }
expect_img(cel.image,
{ Color{ gray=128, alpha=128 }.grayPixel,
Color{ gray=32, alpha=255 }.grayPixel })
app.undo()
-- Test Sprite GRAYSCALE with GRAYSCALE brush
local brushImg = Image(2, 2, ColorMode.GRAYSCALE)
array_to_pixels({ Color{ gray=128, alpha=128 }, Color{ gray=222, alpha=222 },
Color{ gray=32, alpha=255 }, Color{ gray=0, alpha=255 } }, brushImg)
local bruGRAYSCALE = Brush { image=brushImg }
app.useTool{ tool=pencil, brush=bruGRAYSCALE, points={ Point(1, 1) } }
expect_img(cel.image,
{ pal:getColor(1).grayPixel, Color{ gray=222, alpha=222 }.grayPixel,
pal:getColor(3).grayPixel, Color{ gray=0, alpha=255 }.grayPixel })
end