关于升降机开关墙壁问题

1987115

上面写着“存在10~30个局部变量泄漏”，请问对游戏负面影响大吗？
大概是什么意思？容易导致玩家掉线不？会在内存中留下垃圾不？简单说说就行了，谢谢~！

lunaflywar

[jass]
function NearbyElevatorExistsEnum takes nothing returns nothing
    local destructable d     = GetEnumDestructable()
    local integer      dType = GetDestructableTypeId(d)

    if (dType == bj_ELEVATOR_CODE01) or (dType == bj_ELEVATOR_CODE02) then
        set bj_elevatorNeighbor = d
    endif
endfunction

//===========================================================================
function NearbyElevatorExists takes real x, real y returns boolean
    local real findThreshold = 32
    local rect r

    // If another elevator is overlapping this one, ignore the wall.
    set r = Rect(x - findThreshold, y - findThreshold, x + findThreshold, y + findThreshold)
    set bj_elevatorNeighbor = null
    call EnumDestructablesInRect(r, null, function NearbyElevatorExistsEnum)
    call RemoveRect(r)

    return bj_elevatorNeighbor != null
endfunction
//==========================================================================
function NudgeUnitsInRectEnum takes nothing returns nothing
    local unit nudgee = GetEnumUnit()

    call SetUnitPosition(nudgee, GetUnitX(nudgee), GetUnitY(nudgee))
endfunction

//===========================================================================
function NudgeObjectsInRect takes rect nudgeArea returns nothing
    local group        g

    set g = CreateGroup()
    call GroupEnumUnitsInRect(g, nudgeArea, null)
    call ForGroup(g, function NudgeUnitsInRectEnum)
    call DestroyGroup(g)

    call EnumItemsInRect(nudgeArea, null, function NudgeItemsInRectEnum)
endfunction
//==========================================================================
function ChangeElevatorWallBlocker takes real x, real y, real facing, boolean open returns nothing
    local destructable blocker = null
    local real         findThreshold = 32
    local real         nudgeLength   = 4.25 * bj_CELLWIDTH
    local real         nudgeWidth    = 1.25 * bj_CELLWIDTH
    local rect         r

    // Search for the pathing blocker within the general area.
    set r = Rect(x - findThreshold, y - findThreshold, x + findThreshold, y + findThreshold)
    set bj_elevatorWallBlocker = null
    call EnumDestructablesInRect(r, null, function FindElevatorWallBlockerEnum)
    call RemoveRect(r)
    set blocker = bj_elevatorWallBlocker

    // Ensure that the blocker exists.
    if (blocker == null) then
        set blocker = CreateDeadDestructable(bj_ELEVATOR_BLOCKER_CODE, x, y, facing, 1, 0)
    elseif (GetDestructableTypeId(blocker) != bj_ELEVATOR_BLOCKER_CODE) then
        // If a different destructible exists in the blocker's spot, ignore
        // the request.  (Two destructibles cannot occupy the same location
        // on the map, so we cannot create an elevator blocker here.)
        return
    endif

    if (open) then
        // Ensure that the blocker is dead.
        if (GetDestructableLife(blocker) > 0) then
            call KillDestructable(blocker)
        endif
    else
        // Ensure that the blocker is alive.
        if (GetDestructableLife(blocker) <= 0) then
            call DestructableRestoreLife(blocker, GetDestructableMaxLife(blocker), false)
        endif

        // Nudge any objects standing in the blocker's way.
        if (facing == 0) then
            set r = Rect(x - nudgeWidth/2, y - nudgeLength/2, x + nudgeWidth/2, y + nudgeLength/2)
            call NudgeObjectsInRect(r)
            call RemoveRect(r)
        elseif (facing == 90) then
            set r = Rect(x - nudgeLength/2, y - nudgeWidth/2, x + nudgeLength/2, y + nudgeWidth/2)
            call NudgeObjectsInRect(r)
            call RemoveRect(r)
        else
            // Unrecognized blocker angle - don't nudge anything.
        endif
    endif
endfunction
//================================================================================
function ChangeElevatorWalls takes boolean open, integer walls, destructable d returns nothing
    local real x = GetDestructableX(d)
    local real y = GetDestructableY(d)
    local real distToBlocker = 192
    local real distToNeighbor = 256

    if (walls == bj_ELEVATOR_WALL_TYPE_ALL) or (walls == bj_ELEVATOR_WALL_TYPE_EAST) then
        if (not NearbyElevatorExists(x + distToNeighbor, y)) then
            call ChangeElevatorWallBlocker(x + distToBlocker, y, 0, open)
        endif
    endif

    if (walls == bj_ELEVATOR_WALL_TYPE_ALL) or (walls == bj_ELEVATOR_WALL_TYPE_NORTH) then
        if (not NearbyElevatorExists(x, y + distToNeighbor)) then
            call ChangeElevatorWallBlocker(x, y + distToBlocker, 90, open)
        endif
    endif

    if (walls == bj_ELEVATOR_WALL_TYPE_ALL) or (walls == bj_ELEVATOR_WALL_TYPE_SOUTH) then
        if (not NearbyElevatorExists(x, y - distToNeighbor)) then
            call ChangeElevatorWallBlocker(x, y - distToBlocker, 90, open)
        endif
    endif

    if (walls == bj_ELEVATOR_WALL_TYPE_ALL) or (walls == bj_ELEVATOR_WALL_TYPE_WEST) then
        if (not NearbyElevatorExists(x - distToNeighbor, y)) then
            call ChangeElevatorWallBlocker(x - distToBlocker, y, 0, open)
        endif
    endif
endfunction
[/jass]
看一下就知道了

lunaflywar

泄露很严重

1987115

我菜！不懂是什么？

no兄弟不dota

30个局部变量基本可以无视,多费点内存而已~
但要放在循环里就恐怖了~

zhuzeitou

不动就去学吧，把一些基础打扎实了再考虑其它东西

1987115

谢~！