绘制脚本 真的是射线

最简单的绘制脚本！

放入任意界面脚本即可

local NP, jmid = {}
local math_sqrt, math_deg, math_atan2 = math.sqrt, math.deg, math.atan2
local CustomUI = CustomUI

local function getRayLengthAndAngle(x, y, x2, y2)
    local dx, dy = x2 - x, y2 - y
    local len_sq = dx * dx + dy * dy
    if len_sq == 0 then return 0, 0 end
    local length = math_sqrt(len_sq)
    local angle_deg = math_deg(math_atan2(dy, dx))
    if angle_deg < 0 then angle_deg = angle_deg + 360 end
    return length, angle_deg
end
local uiT = function(pid, jmid, uiid, x, y, x2, y2)
    local w, an = getRayLengthAndAngle(x, y, x2, y2)
    CustomUI:SetSize(pid, jmid, uiid, w, 2)
    CustomUI:SetPosition(pid, jmid, uiid, x, y)
    CustomUI:RotateElement(pid, jmid, uiid, an)
end
local Player_uiid = {}
local Area, Player, Actor = Area, Player, Actor
local GetObj = Area.GetAllObjsInAreaRange
local Player_GetScreenSpacePosV2 = Player.GetScreenSpacePosV2
local Actor_GetPosition = Actor.GetPosition
function NP:OnStart()
    jmid = self.gameObject.GetId()
    self:AddTriggerEvent(TriggerEvent.GameAnyPlayerEnterGame,function(_, e)
        local pid = e.eventobjid
        Player_uiid[pid] = {}
        self:ThreadWork(function()
            local tab, tab2 = {}, {}
            local uitab = Player_uiid[pid]
            local DoTaskInTime = self.DoTaskInTime
            while Player_uiid[pid] do
                self:ThreadWait(0.01)
                local x, y, z = Actor_GetPosition(Actor, pid)
                local range = 200
                tab.x, tab.y, tab.z = x - range, y - range, z - range
                tab2.x, tab2.y, tab2.z = x + range, y + range, z + range
                local pids = GetObj(Area, tab, tab2, ObjType.Player)
                local objs = GetObj(Area, tab, tab2, ObjType.Mob)
                for _, v in ipairs(objs) do
                    pids[#pids + 1] = v
                end
                local Nay = #pids
                for i = 1, Nay do
                    local v = pids[i]
                    DoTaskInTime(self, function()
                        if not uitab[i] then
                            local id = CustomUI:CreateElement(pid, jmid, ElementType.Texture)
                            CustomUI:SetTexture(pid, jmid, id, "0_10212")
                            uitab[i] = id
                        end
                        local id = uitab[i]
                        local xx, yy, zz = Actor_GetPosition(Actor, v)
                        local ux, uy = Player_GetScreenSpacePosV2(Player, pid, xx, yy, zz)
                        uiT(pid, jmid, id, 800, 0, ux, uy)
                    end, 0)
                end
                for i = Nay + 1, #uitab do
                    CustomUI:SetSize(pid, jmid, uitab[1], 0, 0)
                end
            end
        end)
    end)
    self:AddTriggerEvent(TriggerEvent.GameAnyPlayerLeaveGame,function(_, e) Player_uiid[e.eventobjid] = nil end)
end

return NP