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Oldscool demoscene effect - Infinity balls) more balls) — Gideros Forum

Oldscool demoscene effect - Infinity balls) more balls)

dr_maxdr_max Member
edited October 2013 in Code snippets
-- Came a crazy idea to repeat some things from the oldscool demoscene =)


--[[
Infinity balls
by Doctor Max
(c)2013-10-13
--]]

local rt1 = RenderTarget.new(320, 480, true)
local rt2 = RenderTarget.new(320, 480, true)
local rt3 = RenderTarget.new(320, 480, true)
local rt4 = RenderTarget.new(320, 480, true)
local rt5 = RenderTarget.new(320, 480, true)
local rt6 = RenderTarget.new(320, 480, true)
local rt7 = RenderTarget.new(320, 480, true)
local rt8 = RenderTarget.new(320, 480, true)

brt1 = Bitmap.new(rt1); brt2 = Bitmap.new(rt2)
brt3 = Bitmap.new(rt3); brt4 = Bitmap.new(rt4)
brt5 = Bitmap.new(rt5); brt6 = Bitmap.new(rt6)
brt7 = Bitmap.new(rt7); brt8 = Bitmap.new(rt8)

s1 = Sprite.new(); s2 = Sprite.new()
s3 = Sprite.new(); s4 = Sprite.new()
s5 = Sprite.new(); s6 = Sprite.new()
s7 = Sprite.new(); s8 = Sprite.new()

s1:addChild(brt1); s2:addChild(brt2)
s3:addChild(brt3); s4:addChild(brt4)
s5:addChild(brt5); s6:addChild(brt6)
s7:addChild(brt7); s8:addChild(brt8)

dx = 0; dy = 0; frame = 1

local function onEnterFrame(event)
local t = os.timer()
local x = math.sin((t/2) + dx) * 100 + 120
local y = math.cos((t/3) + dy) * 200 + 210

dx = dx + 0.005
dy = dy + 0.009
local bitmap = Bitmap.new(Texture.new("ball.png"))
bitmap:setPosition(x, y)

if frame == 1 then
rt1:draw(bitmap)
stage:removeChild(s1)
stage:addChild(s2)
elseif frame == 2 then
rt2:draw(bitmap)
stage:removeChild(s2)
stage:addChild(s3)
elseif frame == 3 then
rt3:draw(bitmap)
stage:removeChild(s3)
stage:addChild(s4)
elseif frame == 4 then
rt4:draw(bitmap)
stage:removeChild(s4)
stage:addChild(s5)
elseif frame == 5 then
rt5:draw(bitmap)
stage:removeChild(s5)
stage:addChild(s6)
elseif frame == 6 then
rt6:draw(bitmap)
stage:removeChild(s6)
stage:addChild(s7)
elseif frame == 7 then
rt7:draw(bitmap)
stage:removeChild(s7)
stage:addChild(s8)
elseif frame == 8 then
rt8:draw(bitmap)
stage:removeChild(s8)
stage:addChild(s1)
end

frame = frame + 1
if frame == 9 then
frame = 1
end
end

stage:addChild(s1)
stage:addEventListener(Event.ENTER_FRAME, onEnterFrame)
zip
zip
Infinity Balls.zip
6K
balls.png
470 x 800 - 229K

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