39 lines
1.2 KiB
Lua
39 lines
1.2 KiB
Lua
local anim8 = require 'assets/scripts/vendor/anim8'
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local tools = require 'assets/scripts/tools'
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local background = {}
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local stars = {}
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function background.load()
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num_stars = 100
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local star = {}
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star.num_frames = 9
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star.ani_speed = 1
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star.width_frame = 16
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star.height_frame = 16
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star.img = love.graphics.newImage('assets/sprites/background/star.png')
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local g = anim8.newGrid(star.width_frame, star.height_frame, star.img:getWidth(), star.img:getHeight())
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star.animation = anim8.newAnimation(g('1-' .. star.num_frames, 1), star.ani_speed)
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for i = 1, num_stars do
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local temp_star = tools.clone_table(star)
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temp_star.animation = anim8.newAnimation(g('1-' .. star.num_frames, 1), math.random(star.ani_speed, star.ani_speed * 2))
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temp_star.animation:gotoFrame(math.random(1, star.num_frames))
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temp_star.x = math.random(-star.width_frame , canvas.width)
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temp_star.y = math.random(-star.height_frame, canvas.height)
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stars[i] = temp_star
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end
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end
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function background.update(dt)
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for key, star in pairs(stars) do
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star.animation:update(dt)
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end
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end
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function background.draw()
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for key, star in pairs(stars) do
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star.animation:draw(star.img, star.x, star.y)
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end
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end
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return background |