mirror of https://github.com/aseprite/aseprite.git
187 lines
6.2 KiB
Lua
187 lines
6.2 KiB
Lua
-- Copyright (C) 2024 Igara Studio S.A.
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--
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-- This file is released under the terms of the MIT license.
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-- Read LICENSE.txt for more information.
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dofile('./test_utils.lua')
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-- Enable experimental compose groups feature
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app.preferences.experimental.compose_groups = true
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function create_group_layer()
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local s = Sprite(2, 2)
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assert(#s.layers == 1)
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-- create two layers and a group layer
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local a = s.layers[1] a.name = "a"
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assert(#s.layers == 1)
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local b = s:newLayer() b.name = "b"
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assert(#s.layers == 2)
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local g = s:newGroup() g.name = "g"
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assert(#s.layers == 3)
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-- b is child of g
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b.parent = g
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assert(g.parent == s)
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assert(b.parent == g)
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assert(#s.layers == 2)
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assert(s.layers[1] == a)
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assert(s.layers[2] == g)
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return s, a, b, g
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end
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-- Test groups opacity to impact on children layers
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do
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assert(app.preferences.experimental.compose_groups == true)
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local s, a, b, g = create_group_layer()
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-- draw in b layer
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local cel = s:newCel(b, 1, Image(2, 2, ColorMode.RGB))
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local img = cel.image
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img:drawPixel(0, 0, Color(255, 0, 0, 255))
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img:drawPixel(1, 0, Color(0, 255, 0, 255))
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img:drawPixel(0, 1, Color(0, 0, 255, 255))
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img:drawPixel(1, 1, Color(255, 255, 0, 255))
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local r = Image(s.spec) -- render
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r:drawSprite(s, 1, 0, 0)
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expect_clr(r:getPixel(0, 0), app.pixelColor.rgba(255, 0, 0, 255))
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expect_clr(r:getPixel(1, 0), app.pixelColor.rgba(0, 255, 0, 255))
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expect_clr(r:getPixel(0, 1), app.pixelColor.rgba(0, 0, 255, 255))
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expect_clr(r:getPixel(1, 1), app.pixelColor.rgba(255, 255, 0, 255))
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-- Set opacity to 50%
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g.opacity = 128
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r = Image(s.spec)
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r:drawSprite(s, 1, 0, 0)
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print(g.opacity)
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print(r:getPixel(0, 0), app.pixelColor.rgba(255, 0, 0, 255))
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-- Assert that the image is drawn with 50% opacity
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expect_clr(r:getPixel(0, 0), app.pixelColor.rgba(255, 0, 0, 128))
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expect_clr(r:getPixel(1, 0), app.pixelColor.rgba(0, 255, 0, 128))
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expect_clr(r:getPixel(0, 1), app.pixelColor.rgba(0, 0, 255, 128))
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expect_clr(r:getPixel(1, 1), app.pixelColor.rgba(255, 255, 0, 128))
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-- Set opacity to 100%
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g.opacity = 255
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r = Image(s.spec)
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r:drawSprite(s, 1, 0, 0)
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expect_eq(g.opacity, 255)
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-- Assert that the image is drawn with 100% opacity
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expect_clr(r:getPixel(0, 0), app.pixelColor.rgba(255, 0, 0, 255))
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expect_clr(r:getPixel(1, 0), app.pixelColor.rgba(0, 255, 0, 255))
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expect_clr(r:getPixel(0, 1), app.pixelColor.rgba(0, 0, 255, 255))
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expect_clr(r:getPixel(1, 1), app.pixelColor.rgba(255, 255, 0, 255))
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-- Set group opacity to 50% and layer opacity to 50%
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g.opacity = 128
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b.opacity = 128
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r = Image(s.spec)
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r:drawSprite(s, 1, 0, 0)
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assert(g.opacity == 128)
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assert(b.opacity == 128)
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-- Assert that the image is drawn with 25% opacity
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expect_clr(r:getPixel(0, 0), app.pixelColor.rgba(255, 0, 0, 64))
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expect_clr(r:getPixel(1, 0), app.pixelColor.rgba(0, 255, 0, 64))
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expect_clr(r:getPixel(0, 1), app.pixelColor.rgba(0, 0, 255, 64))
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expect_clr(r:getPixel(1, 1), app.pixelColor.rgba(255, 255, 0, 64))
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-- Create a new layer in front of the group and check that it's not affected by the group opacity
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local c = s:newLayer()
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c.name = "c"
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-- draw in c layer
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local cel = s:newCel(c, 1, Image(1, 1, ColorMode.RGB))
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local img = cel.image
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img:drawPixel(0, 0, Color(255, 0, 255, 255))
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r = Image(s.spec)
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r:drawSprite(s, 1, 0, 0)
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-- Assert that the first pixel is drawn with 100% opacity and the remaining ones with 25% opacity
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expect_clr(r:getPixel(0, 0), app.pixelColor.rgba(255, 0, 255, 255))
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expect_clr(r:getPixel(1, 0), app.pixelColor.rgba(0, 255, 0, 64))
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expect_clr(r:getPixel(0, 1), app.pixelColor.rgba(0, 0, 255, 64))
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expect_clr(r:getPixel(1, 1), app.pixelColor.rgba(255, 255, 0, 64))
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end
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do -- test group blend to impact children layers
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assert(app.preferences.experimental.compose_groups == true)
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local s, a, b, g = create_group_layer()
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-- draw all black in layer a
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local cel = s:newCel(a, 1, Image(2, 2, ColorMode.RGB))
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local img = cel.image
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img:drawPixel(0, 0, Color(0, 0, 0, 255))
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img:drawPixel(1, 0, Color(0, 0, 0, 255))
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img:drawPixel(0, 1, Color(0, 0, 0, 255))
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img:drawPixel(1, 1, Color(0, 0, 0, 255))
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-- draw in b layer
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local cel = s:newCel(b, 1, Image(2, 2, ColorMode.RGB))
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local img = cel.image
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img:drawPixel(0, 0, Color(255, 0, 0, 255))
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img:drawPixel(1, 0, Color(0, 255, 0, 255))
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img:drawPixel(0, 1, Color(0, 0, 255, 255))
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img:drawPixel(1, 1, Color(255, 255, 0, 255))
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local r = Image(s.spec) -- render
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r:drawSprite(s, 1, 0, 0)
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expect_clr(r:getPixel(0, 0), app.pixelColor.rgba(255, 0, 0, 255))
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expect_clr(r:getPixel(1, 0), app.pixelColor.rgba(0, 255, 0, 255))
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expect_clr(r:getPixel(0, 1), app.pixelColor.rgba(0, 0, 255, 255))
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expect_clr(r:getPixel(1, 1), app.pixelColor.rgba(255, 255, 0, 255))
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-- Set blend to MULTIPLY
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g.blendMode = BlendMode.MULTIPLY
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r = Image(s.spec)
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r:drawSprite(s, 1, 0, 0)
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-- Assert that the image is drawn with MULTIPLY blend mode
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expect_clr(r:getPixel(0, 0), app.pixelColor.rgba(0, 0, 0, 255))
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expect_clr(r:getPixel(1, 0), app.pixelColor.rgba(0, 0, 0, 255))
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expect_clr(r:getPixel(0, 1), app.pixelColor.rgba(0, 0, 0, 255))
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expect_clr(r:getPixel(1, 1), app.pixelColor.rgba(0, 0, 0, 255))
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-- Create a new layer in front of the group and check that it's not affected by the group blend mode
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local c = s:newLayer()
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c.name = "c"
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-- draw in c layer
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local cel = s:newCel(c, 1, Image(1, 1, ColorMode.RGB))
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local img = cel.image
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img:drawPixel(0, 0, Color(255, 0, 255, 255))
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r = Image(s.spec)
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r:drawSprite(s, 1, 0, 0)
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-- Assert that the first pixel is drawn with Normal blend mode and the remaining ones with Multiply blend mode
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expect_clr(r:getPixel(0, 0), app.pixelColor.rgba(255, 0, 255, 255))
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expect_clr(r:getPixel(1, 0), app.pixelColor.rgba(0, 0, 0, 255))
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expect_clr(r:getPixel(0, 1), app.pixelColor.rgba(0, 0, 0, 255))
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expect_clr(r:getPixel(1, 1), app.pixelColor.rgba(0, 0, 0, 255))
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end
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