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path: root/gamemode/server/entity_functions.lua
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local EntityMeta = FindMetaTable( "Entity" )

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 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()
	if(GMS.FadingInProps == nil) then return end
	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 )