行会篝火：篝火点燃后的全团经验圈

local function onTick(actor)
    setplayvar(actor, "EXP_ADD", 50)   -- 不看距离，全图都有
end

local FIRE = {x = 320, y = 280, r = 15}
local function onTick(actor)
    local dx = getplayvar(actor, "X") - FIRE.x
    local dy = getplayvar(actor, "Y") - FIRE.y
    if dx * dx + dy * dy <= FIRE.r * FIRE.r then
        setplayvar(actor, "EXP_ADD", 50)   -- 圈内才有加成
    end
end