--[[
| This file was obtained through the combined efforts
| of Madbluntz & Plymouth Antiquarian Society.
|
| Credits: lifestorm, Gregory Wayne Rossel JR.,
| 	Maloy, DrPepper10 @ RIP, Atle!
|
| Visit for more: https://plymouth.thetwilightzone.ru/
--]]


EFFECT.Mat = Material( "pp/dof" )

function EFFECT:Init( data )

	table.insert( DOF_Ents, self )
	self.Scale = data:GetScale()

	local size = 32
	self:SetCollisionBounds( Vector( -size, -size, -size ), Vector( size, size, size ) )

end

function EFFECT:Think()

	-- If the spacing or offset has changed we need to reconfigure our positions
	local ply = LocalPlayer()

	self.spacing = DOF_SPACING * self.Scale
	self.offset = DOF_OFFSET

	-- Just return if it hasn't
	--if ( spacing == self.spacing && offset == self.offset ) then return true end

	local pos = ply:EyePos()
	local fwd = ply:EyeAngles():Forward()

	if ( ply:GetViewEntity() != ply ) then
		pos = ply:GetViewEntity():GetPos()
		fwd = ply:GetViewEntity():GetForward()
	end

	pos = pos + ( fwd * self.spacing ) + ( fwd * self.offset )

	self:SetParent( nil )
	self:SetPos( pos )
	self:SetParent( ply )

	-- We don't kill this, the pp effect should
	return true

end

function EFFECT:Render()

	-- Note: UpdateScreenEffectTexture fucks up the water, RefractTexture is lower quality
	render.UpdateRefractTexture()
	--render.UpdateScreenEffectTexture()

	local SpriteSize = ( self.spacing + self.offset ) * 8

	render.SetMaterial( self.Mat )
	render.DrawSprite( self:GetPos(), SpriteSize, SpriteSize, color_white )

end