-- Handle infravision/heightened_senses which allow to see outside of lite radius but with LOS
        -- Note: Overseer of Nations bonus already factored into attributes
        if self:attr("infravision") or self:attr("heightened_senses") then
            local radius = math.max((self.heightened_senses or 0), (self.infravision or 0))
            radius = math.min(radius, self.sight)
            local rad2 = math.max(1, math.floor(radius / 4))
            self:computeFOV(radius, "block_sight", function(x, y, dx, dy, sqdist) if game.level.map(x, y, game.level.map.ACTOR) then game.level.map.seens(x, y, fovdist[sqdist]) end end, true, true, true)
            self:computeFOV(rad2, "block_sight", function(x, y, dx, dy, sqdist) game.level.map:applyLite(x, y, fovdist[sqdist]) end, true, true, true)
        end

        -- Compute both the normal and the lite FOV, using cache
        -- Do it last so it overrides others
        self:computeFOV(self.sight or 10, "block_sight", function(x, y, dx, dy, sqdist)
            game.level.map:apply(x, y, fovdist[sqdist])
        end, true, false, true)
        local lradius = self.lite
        if self.radiance_aura and lradius < self.radiance_aura then lradius = self.radiance_aura end
        if self.lite <= 0 then
            game.level.map:applyLite(self.x, self.y)
        else
            --se