wizard_staff.txt

// How high the tip is, relative to the wand center
tipOffset = Vector3(0, 0, 1.15)
// The particles for the impact
impactObj = GetObject("ImpactFire")
// The particles for the end of the staff
muzzleObj = GetObject("MuzzleFlash")
impactObj.SetEnabled(false)
muzzleObj.SetEnabled(false)
SetLineWidth(0)

timeOfLastFire = 0
warmupTime = 0.5
cooldownTime = 0.5
isFiring = false
lastWidth = 0

BeginFire = function()
	globals.isFiring = true
	muzzleObj.SetEnabled(true)
	print("begin fire")
end function
EndFire = function()
	globals.isFiring = false
	muzzleObj.SetEnabled(false)
end function

OnUpdate = function()
	if not globals.isFiring and globals.lastWidth == 0 then
		return
	end if
	
	if globals.isFiring then
		width = globals.lastWidth + deltaTime / warmupTime
	else
		width = globals.lastWidth - deltaTime / cooldownTime
	end if
	width = clamp(width, 0, 1)
	SetLineWidth(width)
	globals.lastWidth = width
	if width == 0 then
		impactObj.SetEnabled(false)
		return
	end if
	// Physics cast to get where the ray should end
	origin = TransformPoint(tipOffset)
	hit = Raycast(origin, forward)
	hitPos = origin + forward * 20
	if not hit then
		//print("Nothing hit")
		impactObj.SetEnabled(false)
	else 
		//print("hit: " + hit)
		hitPos = hit.position
		impactObj.SetPosition(hitPos)
		impactObj.SetEnabled(true)
		muzzleObj.SetPosition(origin)
		
		if hit.hasIndex("object") then
			newScale = hit.object.scale + deltaTime * Vector3(0.5,0.5,0.5)
			hit.object.SetScale(newScale)
		end if
	end if
	pos = []
	pos.push(Vector3(origin))
	pos.push(Vector3(hitPos))
	SetLinePositions(pos)
end function

OnGrabTriggerDown = function()
	print("trigger down")
	SyncRun("BeginFire", "others", null, true)
	BeginFire()
end function
OnGrabTriggerUp = function()
	print("trigger up")
	SyncRun("EndFire", "others", null, true)
	EndFire()
end function