Create c_util.lua

Author: AlfredoAnonym

[gamemodes]/[race]/[addons]/race_nos/c_util.lua

@@ -0,0 +1,111 @@
+local DEBUG = true
+local rootElement = getRootElement()
+local resName = getResourceName(getThisResource())
+
+local c_DefaultPopupTimeout = 5000 --ms
+local c_FadeDelta = .03 --alpha per frame
+local c_MaxAlpha = .9
+
+local function fadeIn(wnd)
+	local function raiseAlpha()
+		local newAlpha = guiGetAlpha(wnd) + c_FadeDelta
+		if newAlpha <= c_MaxAlpha then
+			guiSetAlpha(wnd, newAlpha)
+		else
+			removeEventHandler("onClientRender", rootElement, raiseAlpha)
+		end
+	end
+	addEventHandler("onClientRender", rootElement, raiseAlpha)
+end
+
+local function fadeOut(wnd)
+	local function lowerAlpha()
+		local newAlpha = guiGetAlpha(wnd) - c_FadeDelta
+		if newAlpha >= 0 then
+			guiSetAlpha(wnd, newAlpha)
+		else
+			removeEventHandler("onClientRender", rootElement, lowerAlpha)
+			destroyElement(wnd)
+		end
+	end
+	addEventHandler("onClientRender", rootElement, lowerAlpha)
+end
+
+function outputGuiPopup(text, timeout)
+	local screenX, screenY = guiGetScreenSize()
+	local width = 500
+	local height = 20
+	local wndPopup = guiCreateWindow((screenX - width) / 2, screenY - height, width, height, '', false)
+	
+	guiSetAlpha(wndPopup, 0)
+	guiSetFont(wndPopup, "clear-normal")
+	guiSetText(wndPopup, text)
+	
+	guiWindowSetMovable(wndPopup, false)
+	guiWindowSetSizable(wndPopup, false)
+	
+	fadeIn(wndPopup)
+	setTimer(fadeOut, timeout or c_DefaultPopupTimeout, 1, wndPopup)
+end
+
+
+---- FPS 
+
+FPSMax = 1
+FPSAvg = 1
+FPSCalc = 0
+FPSTime = getTickCount() + 1000
+AVGTbl = {}
+val = 1
+
+function CalcFps( )
+	if (getTickCount() < FPSTime) then
+		FPSCalc = FPSCalc + 1
+	else
+		if (FPSCalc > FPSMax) then
+			FPSMax = FPSCalc
+		end
+		if val == 101 then val = 1 end
+		AVGTbl[val] = FPSCalc
+		FPSAvg = 0
+		for k,v in pairs(AVGTbl) do
+			FPSAvg = FPSAvg + v
+		end
+		FPSAvg = math.floor(FPSAvg / #AVGTbl)
+		FPSCalc = 0
+		FPSTime = getTickCount() + 1000
+		val = val + 1
+	end
+end
+
+
+function GetCurrentFps()
+	return FPSCalc
+end
+
+
+function GetAverageFps()
+	return FPSAvg
+end
+
+
+--
+-- DEBUG
+--
+function alert(message, channel)
+	if not DEBUG then return end
+
+	message = resName..": "..tostring(message)
+
+	if channel == "console" then
+		outputConsole(message)
+		return
+	end
+	
+	if channel == "chat" then
+		outputChatBox(message)
+		return
+	end
+	
+	outputDebugString(message)
+end