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@rxi

rxi/tinysquares.lua

Created Apr 24, 2014
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local flux = require "flux"
function love.load()
text = { x = 350, y = 290, alpha = 0, str = "900 Tiny Squares" }
squares = {}
-- Title text
flux.to(text, 2, { alpha = 1 }):ease("linear")
:after(text, 2, { alpha = 0 }):ease("linear"):delay(3)
-- Squares
local i = 0
for y = 1, 30 do
for x = 1, 30 do
local square = { x = x * 12 + 210, y = -10, size = 10, alpha = 1 }
table.insert(squares, square)
-- Drop from top of screen and fade out randomly
flux.to(square, 1, { y = y * 12 + 100 })
:ease("backout")
:delay(7 + math.random() * 6)
:after(square, 1, { alpha = 0 })
:delay(6 + math.random() * 4)
-- Fade back in from top to bottom
flux.to(square, 2, { alpha = 1 }):delay(25 + .01 * i):ease("linear")
-- Resize to single pixel diagonally from top-left to bottom-right
flux.to(square, 2, { size = 1 }):delay(29 + .1 * (x + y))
:ease("quintout")
-- Form a circle
flux.to(square, 2, { x = 400 + math.cos(6.28 / 900 * i) * 250,
y = 300 + math.sin(6.28 / 900 * i) * 250 })
:delay(35 + .01 * i)
:ease("quadinout")
-- Send a pulse around the circle
flux.to(square, .04, { size = 8 })
:delay(43 + .005 * i)
:after(square, .6, { size = 1 })
-- Form a square
flux.to(square, 2, { x = 370 + y * 2, y = 270 + x * 2 })
:delay(46 + .01 * (i % 450))
:ease("quintinout")
-- Place randomly and randomise alpha
flux.to(square, 2, { x = math.random() * 800,
y = math.random() * 600,
alpha = math.random() })
:delay(53 + math.random() * 4)
:ease("expoinout")
-- Fall off the bottom of the screen
flux.to(square, 3, { y = 601 }):ease("circin"):delay(59 + i * .01)
i = i + 1
end
end
end
function love.update(dt)
flux.update(dt)
end
function love.keypressed(k)
if k == "escape" then os.exit() end
end
function love.draw()
for k, square in pairs(squares) do
love.graphics.setColor(255, 255, 255, square.alpha * 255)
love.graphics.rectangle("fill", square.x, square.y,
square.size, square.size)
end
love.graphics.setColor(255, 255, 255, text.alpha * 255)
love.graphics.print(text.str, text.x, text.y)
love.graphics.setColor(255, 255, 255, .4 * 255)
love.graphics.print("fps: " .. love.timer.getFPS() .. "\n" ..
"tweens: " .. #flux.tweens, 20, 20)
end
@ghost

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@ghost ghost commented Apr 24, 2014

Wow.

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