init

lua/entities/gmod_train_wheels/cl_init.lua

@@ -0,0 +1,19 @@
+include("shared.lua")
+
+function ENT:Think()
+	if self:GetNW2Bool("Disabled") then return end
+	-- Timing
+	self.PrevTime = self.PrevTime or RealTime()
+	local dT = (RealTime() - self.PrevTime)
+	self.PrevTime = RealTime()
+
+	-- Angular velocity
+	local wheel_radius = 0.5*44.1 -- units
+	local speed = -self:GetVelocity():Dot(self:GetAngles():Right())
+	local ang_vel = speed/(2*math.pi*wheel_radius)
+
+	-- Rotate wheel
+	self.Angle = ((self.Angle or math.random()) + ang_vel*dT) % 1.0
+	self:SetPoseParameter("position",1.0-self.Angle)
+	--self:InvalidateBoneCache()
+end