-- This script will load a particle emitter model and burst-spawn particles from it periodically
killProcesses()  -- stops all running lua coroutine processes

backlog_post("---> START SCRIPT: emitter_burst.lua")

scene = GetScene()
scene.Clear()
LoadModel("../models/emitter_smoke.wiscene")
emitter_entity = scene.Entity_FindByName("smoke")  -- query the emitter entity by name
emitter_component = scene.Component_GetEmitter(emitter_entity)
emitter_component.SetEmitCount(0)  -- don't emit continuously
emitter_component.SetNormalFactor(20)  -- set starting speed to particles
emitter_component.SetLife(0.3)  -- particles will be short lived (around 0.3 sec if we don't account for life randomness)
emitter_component.SetSize(0.1)  -- adjust starting particle size
emitter_component.SetMotionBlurAmount(0.008)  -- set a little motion blur (particles will be longer along movement direction)

runProcess(function()
	while true do
		emitter_component.Burst(50)  -- Burst 50 particles at once
		waitSeconds(2)  -- then wait for 2 seconds before bursting again
	end
end)

backlog_post("---> END SCRIPT: emitter_burst.lua")