function draw.Circle( x, y, radius, seg )
    local cir = {}

    table.insert( cir, { x = x, y = y, u = 0.5, v = 0.5 } )
    for i = 0, seg do
        local a = math.rad( ( i / seg ) * -360 )
        table.insert( cir, { x = x + math.sin( a ) * radius, y = y + math.cos( a ) * radius, u = math.sin( a ) / 2 + 0.5, v = math.cos( a ) / 2 + 0.5 } )
    end

    local a = math.rad( 0 ) -- This is need for non absolute segment counts
    table.insert( cir, { x = x + math.sin( a ) * radius, y = y + math.cos( a ) * radius, u = math.sin( a ) / 2 + 0.5, v = math.cos( a ) / 2 + 0.5 } )

    surface.DrawPoly( cir )
end