function EntityMeta:SetResourceDropInfo( strType, int )
	timer.Simple( 0.5, function() self:SetResourceDropInfoInstant( strType, int ) end )
end

function EntityMeta:SetResourceDropInfoInstant( strType, int )
	for k, v in pairs( player.GetAll() ) do
		local strType = strType or "Error"
		umsg.Start( "gms_SetResourceDropInfo", v )
		umsg.String( self:EntIndex() )
		umsg.String( string.gsub( strType, "_", " " ) )
		umsg.Short( self.Amount )
		umsg.End()
	end
end

function EntityMeta:SetResPackInfo( strType, int )
	for k, v in pairs( player.GetAll() ) do
		local strType = strType or "Error"
		umsg.Start( "gms_SetResPackInfo", v )
		umsg.String( self:EntIndex() )
		umsg.String( string.gsub( strType, "_", " " ) )
		umsg.Short( int )
		umsg.End()
	end
end


function EntityMeta:SetFoodInfo( strType )
	timer.Simple( 0.5, function() self:SetFoodInfoInstant( strType ) end )
end

function EntityMeta:SetFoodInfoInstant( strType )
	for k, v in pairs( player.GetAll() ) do
		local strType = strType or "Error"
		umsg.Start( "gms_SetFoodDropInfo", v )
			umsg.String( self:EntIndex() )
			umsg.String( string.gsub( strType, "_", " " ) )
		umsg.End()
	end
end

function EntityMeta:DropToGround()
	local trace = {}
	trace.start = self:GetPos()
	trace.endpos = trace.start + Vector( 0, 0, -100000 )
	trace.mask = MASK_SOLID_BRUSHONLY
	trace.filter = self

	local tr = util.TraceLine( trace )

	self:SetPos( tr.HitPos )
end

function GM.ReproduceTrees()
	local GM = GAMEMODE
	if ( GetConVarNumber( "gms_ReproduceTrees" ) == 1 ) then
		local trees = {}
		for k, v in pairs( ents.GetAll() ) do
			if ( v:IsTreeModel() ) then
				table.insert( trees, v )
			end
		end

		if ( #trees < GetConVarNumber( "gms_MaxReproducedTrees" ) ) then
			for k, ent in pairs( trees ) do
				local num = math.random( 1, 3 )

				if ( num == 1 ) then
					local nearby = {}
					for k, v in pairs( ents.FindInSphere( ent:GetPos(), 50 ) ) do
						if ( v:GetClass() == "gms_seed" or v:IsProp() ) then
							table.insert( nearby, v )
						end
					end

					if ( #nearby < 3 ) then
						local pos = ent:GetPos() + Vector( math.random( -500, 500 ), math.random( -500, 500 ), 0 )
						local retries = 50

						while ( ( pos:Distance( ent:GetPos() ) < 200 or GMS.ClassIsNearby( pos, "prop_physics", 100 ) ) and retries > 0 ) do
							pos = ent:GetPos() + Vector( math.random( -300, 300 ),math.random( -300, 300 ), 0 )
							retries = retries - 1
						end

						local pos = pos + Vector( 0, 0, 500 )

						local seed = ents.Create( "gms_seed" )
						seed:SetPos( pos )
						seed:DropToGround()
						seed:Setup( "tree", 180 )
						seed:SetNetworkedString( "Owner", "World" )
						seed:Spawn()
					end
				end
			end
		end
		if ( #trees == 0 ) then
			local info = {}
			for i = 1, 20 do
				info.pos = Vector( math.random( -10000, 10000 ), math.random( -10000, 10000 ), 1000 )
				info.Retries = 50

				--Find pos in world
				while ( util.IsInWorld( info.pos ) == false and info.Retries > 0 ) do
					info.pos = Vector( math.random( -10000, 10000 ),math.random( -10000, 10000 ), 1000 )
					info.Retries = info.Retries - 1
				end

				--Find ground
				local trace = {}
				trace.start = info.pos
				trace.endpos = trace.start + Vector( 0, 0, -100000 )
				trace.mask = MASK_SOLID_BRUSHONLY

				local groundtrace = util.TraceLine( trace )

				--Assure space
				local nearby = ents.FindInSphere( groundtrace.HitPos, 200 )
				info.HasSpace = true

				for k, v in pairs( nearby ) do
					if ( v:IsProp() ) then
						info.HasSpace = false
					end
				end

				--Find sky
				local trace = {}
				trace.start = groundtrace.HitPos
				trace.endpos = trace.start + Vector( 0, 0, 100000 )

				local skytrace = util.TraceLine( trace )

				--Find water?
				local trace = {}
				trace.start = groundtrace.HitPos
				trace.endpos = trace.start + Vector( 0, 0, 1 )
				trace.mask = MASK_WATER

				local watertrace = util.TraceLine( trace )

				--All a go, make entity
				if ( info.HasSpace and skytrace.HitSky and !watertrace.Hit and ( groundtrace.MatType == MAT_DIRT or groundtrace.MatType == MAT_GRASS or groundtrace.MatType == MAT_SAND ) ) then
					local seed = ents.Create( "gms_seed" )
					seed:SetPos( groundtrace.HitPos )
					seed:DropToGround()
					seed:Setup( "tree", 180 + math.random( -20, 20 ) )
					seed:SetNetworkedString( "Owner", "World" )
					seed:Spawn()
				end
			end
		end
	end

	timer.Simple( math.random( 1, 3 ) * 60, function() GM.ReproduceTrees() end )
end
timer.Simple( 60, function() GAMEMODE.ReproduceTrees() end )

GMS.LootableNPCs = { "npc_antlion", "npc_antlionguard", "npc_crow", "npc_seagull", "npc_pigeon", "npc_zombie" }

function EntityMeta:IsLootableNPC()
	return table.HasValue( GMS.LootableNPCs, self:GetClass() )
end

function EntityMeta:MakeCampfire()
	if ( GetConVarNumber( "gms_campfire" ) <= 0 ) then return end

	local min, max = self:OBBMins(), self:OBBMaxs()
	local vol = math.abs( max.x - min.x ) * math.abs( max.y - min.y ) * math.abs( max.z - min.z )
	local mul = math.min( math.sqrt( vol ) / 200, 1 )

	if ( !self.CampFire ) then self:SetHealth( 1337 ) end
	self.CampFire = true

	timer.Create( "gms_removecampfire_" .. self:EntIndex(), 480 * mul, 1, function() if ( IsValid( self ) ) then self:Fadeout() end end )

	if ( GetConVarNumber( "gms_SpreadFire" ) >= 1 ) then
		self:Ignite( 360, ( self:OBBMins() - self:OBBMaxs() ):Length() + 10 )
	else
		self:Ignite( 360, 0.001 )
	end
end

/* ----------------------------------------------------------------------------------------------------
	Entity Fading
---------------------------------------------------------------------------------------------------- */

GMS.FadingOutProps = {}
GMS.FadingInProps = {}

function EntityMeta:Fadeout( speed )
	if ( !IsValid( self ) ) then return end
	local speed = speed or 1

	for k, v in pairs( player.GetAll() ) do
		umsg.Start( "gms_CreateFadingProp", v )
			umsg.String( self:GetModel() )
			umsg.Vector( self:GetPos() )
			local ang = self:GetAngles()
			umsg.Vector( Vector( ang.p, ang.y, ang.r ) )
			local col = self:GetColor()
			umsg.Vector( Vector( col.r, col.g, col.b ) )
			umsg.Short( math.Round( speed ) )
		umsg.End()
	end

	self:Remove()
end

--Fadein is serverside
function EntityMeta:Fadein( speed )
	self.AlphaFade = 0
	self:SetRenderMode( RENDERMODE_TRANSALPHA )
	self:SetColor( Color( 255, 255, 255, 0 ) )
	self.FadeInSpeed = speed or 4
	table.insert( GMS.FadingInProps, self )
end

hook.Add( "Think", "gms_FadePropsThink", function()
	for k, ent in pairs( GMS.FadingInProps ) do
		if ( !ent or ent == NULL ) then
			table.remove( GMS.FadingInProps, k )
		elseif ( !IsValid( ent ) ) then
			table.remove( GMS.FadingInProps, k )
		elseif ( ent.AlphaFade >= 255 ) then
			table.remove( GMS.FadingInProps, k )
		else
			ent.AlphaFade = ent.AlphaFade + ent.FadeInSpeed
			ent:SetColor( Color( 255, 255, 255, ent.AlphaFade ) )
		end
	end
end )

/* ----------------------------------------------------------------------------------------------------
	Entity rising / lowering ( Used by gms_seed )
---------------------------------------------------------------------------------------------------- */

GM.RisingProps = {}
GM.SinkingProps = {}

function EntityMeta:RiseFromGround( speed, altmax )
	local speed = speed or 1
	local max;

	if ( !altmax ) then
		min, max = self:WorldSpaceAABB()
		max = max.z
	else
		max = altmax
	end

	local tbl = {}
	tbl.Origin = self:GetPos().z
	tbl.Speed = speed
	tbl.Entity = self

	self:SetPos( self:GetPos() + Vector( 0, 0, -max + 10 ) )
	table.insert( GAMEMODE.RisingProps, tbl )
end

function EntityMeta:SinkIntoGround( speed )
	local speed = speed or 1

	local tbl = {}
	tbl.Origin = self:GetPos().z
	tbl.Speed = speed
	tbl.Entity = self
	tbl.Height = max

	table.insert( GAMEMODE.SinkingProps, tbl )
end

hook.Add( "Think", "gms_RiseAndSinkPropsHook", function()
	for k, tbl in pairs( GAMEMODE.RisingProps ) do
		if ( !IsValid( tbl.Entity ) || tbl.Entity:GetPos().z >= tbl.Origin ) then
			table.remove( GAMEMODE.RisingProps, k )
		else
			tbl.Entity:SetPos( tbl.Entity:GetPos() + Vector( 0, 0, 1 * tbl.Speed ) )
		end
	end

	for k, tbl in pairs( GAMEMODE.SinkingProps ) do
		if ( !IsValid( tbl.Entity ) || tbl.Entity:GetPos().z <= tbl.Origin - tbl.Height ) then
			table.remove( GAMEMODE.SinkingProps, k )
			tbl.Entity:Remove()
		else
			tbl.Entity:SetPos( tbl.Entity:GetPos() + Vector( 0, 0, -1 * tbl.Speed ) )
		end
	end
end )