zBar: revert to plain staggered fade + no init animation (SlideIn caused client micro-freezes on reload)

modules/zhunter/zBar.lua

@@ -285,6 +285,10 @@ function MTH_ZBar_Release()
 end
 
 -- Animations: gentle staggered fade-in of the bar's buttons when it activates.
+-- NOTE: keep this a plain alpha fade only. A SlideIn (position tween) here caused
+-- client micro-freezes on reload because it re-anchors every chained button each
+-- frame, forcing repeated layout recalcs. Use position/scale tweens on the zBar
+-- with extreme caution.
 function MTH_ZBar_AnimateActivate()
 	if not ZBar_Sauce then return end
 	if type(MTH_FX_IsEnabled) ~= "function" or not MTH_FX_IsEnabled("ui.zbar") then
@@ -292,35 +296,16 @@ function MTH_ZBar_AnimateActivate()
 	end
 	local s = MTH_ZBar_GetSaved()
 	local order = s.order or {}
-	-- Collect only the buttons that will actually animate so the stagger is based
-	-- on the visible count, not gaps in the saved order.
-	local shownButtons = {}
 	for i = 1, table.getn(order) do
 		local buttonName = order[i]
 		if type(buttonName) == "string" then
 			local btn = getglobal(buttonName)
 			if btn and btn:IsShown() then
-				table.insert(shownButtons, btn)
+				btn:SetAlpha(0)
+				ZBar_Sauce:FadeTo(btn, 1, 0.30, "outQuad", { delay = (i - 1) * 0.05 })
 			end
 		end
 	end
-	local count = table.getn(shownButtons)
-	-- Cap the total stagger window so a full bar assembles just as quickly as a
-	-- short one: the per-button delay shrinks as the button count grows.
-	local step = 0.02
-	if count > 1 then
-		local maxWindow = 0.10
-		if step * (count - 1) > maxWindow then
-			step = maxWindow / (count - 1)
-		end
-	end
-	for i = 1, count do
-		local btn = shownButtons[i]
-		btn:SetAlpha(0)
-		-- Staggered springy slide-up so the bar visibly assembles button by
-		-- button instead of a faint collective fade.
-		ZBar_Sauce:SlideIn(btn, "UP", 26, 0.14, "outBack", { delay = (i - 1) * step })
-	end
 end
 
 -- Called when the user toggles the Enable checkbox in the options.
@@ -371,6 +356,5 @@ function MTH_ZBar_Init()
 	if s.enabled then
 		MTH_ZBar_EnsureAnchor()
 		MTH_ZBar_ApplyLayout()
-		MTH_ZBar_AnimateActivate()
 	end
 end