Spring RTS Engine

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function gadget:GetInfo()
  return {
    name      = "Thunder Gadget",
    desc      = "Lightning and Thunder.  Requires LUPS Module or 100% compatible",
    author    = "Argh",
    date      = "June 22, 2009",
    license   = "GNU GPL, v2 or later",
    layer     = 0,
    enabled   = true  --  loaded by default?
  }
end

math_rand = math.random
local MaxSizeX = Game.mapSizeX
local MaxSizeZ = Game.mapSizeZ
local randomTime = 0
local randomFlashes = 0
local randomX, randomZ

if (gadgetHandler:IsSyncedCode()) then

function gadget:GameFrame(f)
	--Spring.Echo(f,randomTime)
	if f == randomTime then
		randomX = math_rand(0,MaxSizeX)
		randomZ = math_rand(0,MaxSizeZ)
		randomSound = math_rand(1,5)
		if randomSound == 1 then
			Spring.PlaySoundFile("sounds/thunder05.wav", 30, randomX, 1000, randomZ)
		end
		if randomSound == 2 then
			Spring.PlaySoundFile("sounds/thunder06.wav", 30, randomX, 1000, randomZ)
		end
		if randomSound == 3 then
			Spring.PlaySoundFile("sounds/thunder07.wav", 30, randomX, 1000, randomZ)
		end
		if randomSound == 4 then
			Spring.PlaySoundFile("sounds/thunder08.wav", 30, randomX, 1000, randomZ)
		end
		if randomSound == 5 then
			Spring.PlaySoundFile("sounds/thunder09.wav", 30, randomX, 1000, randomZ)
		end
	end

	if f >= randomTime and randomFlashes > 0 then
		SendToUnsynced("lups_lightning", randomX, randomZ)
		randomFlashes = randomFlashes - 1
		return
	end

	if f >= randomTime and randomFlashes <=0 then
		randomTime = f + math_rand(300,500)
		randomFlashes = math_rand(10,30)
		return 
	end
end

else

local mySize, myLife, randomT, randomA1, randomA2
local randomTexture = 'bitmaps/lightning1.tga'

local function SpawnLightning(_, randomX, randomZ)
	local Lups = GG['Lups']
	randomX = randomX + math_rand(-1024,1024)
	randomZ = randomZ + math_rand(-1024,1024)
	mySize = math_rand(512,1536)
	myLife = math_rand(10,30)
	
	randomA1 = math_rand(0.5,1.0)
	randomA2 = math_rand(0.3,1.0)

	randomT = math_rand(1,3)
	if randomT == 1 then
		randomTexture = 'bitmaps/lightning1.tga'
	end
	if randomT == 2 then
		randomTexture = 'bitmaps/lightning2.tga'
	end
	if randomT == 3 then
		randomTexture = 'bitmaps/lightning3.tga'
	end
    	
	Lups.AddParticles('GroundFlash',{
		texture = randomTexture,
		layer=-40,
		pos={randomX,Spring.GetGroundHeight(randomX,randomZ),randomZ},
		life = myLife,
		size = mySize,
		sizeGrowth = -12,
		colormap = {{0.9, 0.9, 1.0, randomA1},{0.5, 0.5, 1.0, 0.1},{0.9, 0.9, 1.0, randomA2},{0.5, 0.5, 1.0, 0},},
		repeatEffect=false,
	})
end

function gadget:Initialize()
	gadgetHandler:AddSyncAction("lups_lightning", SpawnLightning)
end

function gadget:Shutdown()
	gadgetHandler.RemoveSyncAction("lups_lightning")
end

end