util.throttle: Fix initial time setting (double accounting the first time) and fractional balance updates (0.1*10 was not the same as 1*1)

1 files changed, 2 insertions, 2 deletions

diff --git a/util/throttle.lua b/util/throttle.lua
index 18692a8a..a8191886 100644
--- a/util/throttle.lua
+++ b/util/throttle.lua
@@ -12,7 +12,7 @@ function throttle:update()
 	local newt = gettime();
 	local elapsed = newt - self.t;
 	self.t = newt;
-	local balance = floor(self.rate * elapsed) + self.balance;
+	local balance = (self.rate * elapsed) + self.balance;
 	if balance > self.max then
 		self.balance = self.max;
 	else
@@ -40,7 +40,7 @@ function throttle:poll(cost, split)
 end
 
 local function create(max, period)
-	return setmetatable({ rate = max / period, max = max, t = 0, balance = max }, throttle_mt);
+	return setmetatable({ rate = max / period, max = max, t = gettime(), balance = max }, throttle_mt);
 end
 
 return {