From 9921ba24ccf52011bf4328e159e652ae341ba3c2 Mon Sep 17 00:00:00 2001
From: Wuzzy <almikes@aol.com>
Date: Fri, 20 Feb 2015 15:19:57 +0100
Subject: [PATCH] Round input values

---
 init.lua | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/init.lua b/init.lua
index 111ef88..fa69f6b 100644
--- a/init.lua
+++ b/init.lua
@@ -44,6 +44,7 @@ function mana.set(playername, value)
 		minetest.log("info", "[mana] Warning: mana.set was called with negative value!")
 		value = 0
 	end
+	value = mana.round(value)
 	if value > mana.playerlist[playername].maxmana then
 		value = mana.playerlist[playername].maxmana
 	end
@@ -58,6 +59,7 @@ function mana.setmax(playername, value)
 		value = 0
 		minetest.log("info", "[mana] Warning: mana.setmax was called with negative value!")
 	end
+	value = mana.round(value)
 	if mana.playerlist[playername].maxmana ~= value then
 		mana.playerlist[playername].maxmana = value
 		if(mana.playerlist[playername].mana > value) then
@@ -72,6 +74,7 @@ function mana.setregen(playername, value)
 		value = 0
 		minetest.log("info", "[mana] Warning: mana.setregen was called with negative value!")
 	end
+	value = mana.round(value)
 	mana.playerlist[playername].regen = value
 end
 
@@ -89,6 +92,7 @@ end
 
 function mana.add_up_to(playername, value)
 	local t = mana.playerlist[playername]
+	value = mana.round(value)
 	if(t ~= nil and value >= 0) then
 		local excess
 		if((t.mana + value) > t.maxmana) then
@@ -107,6 +111,7 @@ end
 
 function mana.add(playername, value)
 	local t = mana.playerlist[playername]
+	value = mana.round(value)
 	if(t ~= nil and ((t.mana + value) <= t.maxmana) and value >= 0) then
 		t.mana = t.mana + value 
 		mana.hud_update(playername)
@@ -118,6 +123,7 @@ end
 
 function mana.subtract(playername, value)
 	local t = mana.playerlist[playername]
+	value = mana.round(value)
 	if(t ~= nil and t.mana >= value and value >= 0) then
 		t.mana = t.mana -value 
 		mana.hud_update(playername)
@@ -129,6 +135,7 @@ end
 
 function mana.subtract_up_to(playername, value)
 	local t = mana.playerlist[playername]
+	value = mana.round(value)
 	if(t ~= nil and value >= 0) then
 		local missing
 		if((t.mana - value) < 0) then
@@ -291,3 +298,10 @@ else
 		player:hud_remove(mana.playerlist[playername].hudid)
 	end
 end
+
+--[===[
+	Helper functions
+]===]
+mana.round = function(x)
+	return math.ceil(math.floor(x+0.5))
+end