代码来源于“易宁”大佬的分享，仅供学习，不要直接复制粘贴。
原帖链接：http://bbs.3dmgame.com/thread-3859071-1-1.html
一九七.吸地牛（用大理石种吸地牛，地面物品自动吸入肚中，可开矿、砍树）
用MT管理器打开游戏目录/assets/DLC0002/scripts/prefabs/inv_marble.lua文件，在inst:AddComponent("inspectable")的下一行插入以下内容：
local slotpos = {}
for y = 4, 0, -1 do
for x = 0, 14 do
table.insert(slotpos, Vector3(75*x-75*2+75, 75*y-75*2+75,0))
end
end
local sounds =
{
walk = "dontstarve/beefalo/walk",
grunt = "dontstarve/beefalo/grunt",
yell = "dontstarve/beefalo/yell",
swish = "dontstarve/beefalo/tail_swish",
curious = "dontstarve/beefalo/curious",
angry = "dontstarve/beefalo/angry",
}
local function OnDeploy (inst, pt)
local bull = SpawnPrefab("marble")
bull.Transform:SetPosition(pt.x, pt.y, pt.z)
bull.AnimState:SetBank("beefalo")
bull.AnimState:SetBuild("beefalo_build")
bull.AnimState:PlayAnimation("idle_loop", true)
bull.Transform:SetFourFaced()
bull.Transform:SetScale(0.8, 0.8, 0.8)
local sound = bull.entity:AddSoundEmitter()
bull.sounds = sounds
local shadow = bull.entity:AddDynamicShadow()
shadow:SetSize( 3, 1.25 )
MakeCharacterPhysics(bull, 100, 1.5)
bull:AddTag("bull")
bull:AddTag("companion")
bull:AddComponent("locomotor")
bull.components.locomotor.walkspeed = 1.5
bull.components.locomotor.runspeed = 15
bull:SetStateGraph("SGBeefalo")
bull:AddComponent("follower")
bull:AddComponent("knownlocations")
bull.components.container.canbeopened = true
bull:AddComponent("combat")
bull:AddComponent("health")
bull.components.health:SetMaxHealth(10000)
bull.components.health:SetInvincible(true)
bull.components.health.nofadeout = true
bull:RemoveComponent("stackable")
bull:RemoveComponent("inventoryitem")
bull:RemoveComponent("bait")
bull:RemoveTag("molebait")
bull:AddComponent("workable")
bull.components.workable:SetWorkAction(ACTIONS.CHOP)
bull.components.workable:SetWorkLeft(3)
bull.components.workable:SetOnFinishCallback(function(bull)
bull.AnimState:PlayAnimation("death")
bull.SoundEmitter:PlaySound("dontstarve/beefalo/yell")
bull:DoTaskInTime(1.5, function() bull.components.container:DropEverything() bull:Remove() end)
end )
bull:DoPeriodicTask(1, function(bull)
if not bull.components.container:Has("cutgrass", 1) then
bull.components.locomotor:Stop()
bull:SetBrain(nil)
bull.components.follower:SetLeader(nil)
bull:RemoveTag("letgo")
else
local brain = require "brains/chesterbrain"
bull:SetBrain(brain)
bull:RestartBrain()
bull.components.follower:SetLeader(GetPlayer())
bull:AddTag("letgo")
end
end )
bull:DoPeriodicTask(180, function(bull)
if bull.components.container:Has("cutgrass", 1) then
bull.components.container:ConsumeByName("cutgrass", 1)
bull.AnimState:PlayAnimation("graze_loop")
end
end )
bull:DoPeriodicTask(.1, function(bull)
if bull:HasTag("letgo") then
local pos = Vector3(bull.Transform:GetWorldPosition())
local ents = TheSim:FindEntities(pos.x,pos.y,pos.z, 15)
for k,v in pairs(ents) do
local pt1 = v:GetPosition()
if v.components.inventoryitem and v.components.inventoryitem.canbepickedup and v.components.inventoryitem.cangoincontainer
and not v.components.inventoryitem:IsHeld() and not v:HasTag("trap") and not v:HasTag("light") and not v:HasTag("blowdart")
and not v:HasTag("projectile") and not v:HasTag("helpers") then
if not bull.components.container:IsFull() then
SpawnPrefab("small_puff").Transform:SetPosition(pt1.x, pt1.y, pt1.z)
bull.components.container:GiveItem(v)
bull.SoundEmitter:PlaySound("dontstarve/HUD/research_available")
end
end
end
end
end )
bull.Physics:SetCollisionCallback(function(bull, other)
if other and other.components.workable and other.components.workable.workleft > 0 and not other:HasTag("bull") then
SpawnPrefab("collapse_small").Transform:SetPosition(other:GetPosition():Get())
other.components.workable:Destroy(bull)
end
end)
inst.components.stackable:Get():Remove()
end
inst:AddComponent("deployable")
inst.components.deployable.ondeploy = OnDeploy
local function onsave(inst, data)
if inst:HasTag("bull") then
data.bull = true
end
end
local function onload(inst, data)
if data and data.bull then
inst.AnimState:SetBank("beefalo")
inst.AnimState:SetBuild("beefalo_build")
inst.AnimState:PlayAnimation("idle_loop", true)
inst.Transform:SetFourFaced()
inst.Transform:SetScale(0.8, 0.8, 0.8)
local sound = inst.entity:AddSoundEmitter()
inst.sounds = sounds
local shadow = inst.entity:AddDynamicShadow()
shadow:SetSize( 3, 1.25 )
MakeCharacterPhysics(inst, 100, 1.5)
inst:AddTag("bull")
inst:AddTag("companion")
inst:AddComponent("locomotor")
inst.components.locomotor.walkspeed = 1.5
inst.components.locomotor.runspeed = 15
inst:SetStateGraph("SGBeefalo")
inst:AddComponent("follower")
inst:AddComponent("knownlocations")
inst.components.container.canbeopened = true
inst:AddComponent("combat")
inst:AddComponent("health")
inst.components.health:SetMaxHealth(10000)
inst.components.health:SetInvincible(true)
inst.components.health.nofadeout = true
inst:RemoveComponent("stackable")
inst:RemoveComponent("inventoryitem")
inst:RemoveComponent("bait")
inst:RemoveTag("molebait")
inst:AddComponent("workable")
inst.components.workable:SetWorkAction(ACTIONS.CHOP)
inst.components.workable:SetWorkLeft(3)
inst.components.workable:SetOnFinishCallback(function(inst)
inst.AnimState:PlayAnimation("death")
inst.SoundEmitter:PlaySound("dontstarve/beefalo/yell")
inst:DoTaskInTime(1.5, function() inst.components.container:DropEverything() inst:Remove() end)
end )
inst:DoPeriodicTask(1, function(inst)
if not inst.components.container:Has("cutgrass", 1) then
inst.components.locomotor:Stop()
inst:SetBrain(nil)
inst.components.follower:SetLeader(nil)
inst:RemoveTag("letgo")
else
local brain = require "brains/chesterbrain"
inst:SetBrain(brain)
inst:RestartBrain()
inst.components.follower:SetLeader(GetPlayer())
inst:AddTag("letgo")
end
end )
inst:DoPeriodicTask(180, function(inst)
if inst.components.container:Has("cutgrass", 1) then
inst.components.container:ConsumeByName("cutgrass", 1)
inst.AnimState:PlayAnimation("graze_loop")
end
end )
inst:DoPeriodicTask(.1, function(inst)
if inst:HasTag("letgo") then
local pos = Vector3(inst.Transform:GetWorldPosition())
local ents = TheSim:FindEntities(pos.x,pos.y,pos.z, 15)
for k,v in pairs(ents) do
local pt1 = v:GetPosition()
if v.components.inventoryitem and v.components.inventoryitem.canbepickedup and v.components.inventoryitem.cangoincontainer
and not v.components.inventoryitem:IsHeld() and not v:HasTag("trap") and not v:HasTag("light") and not v:HasTag("blowdart")
and not v:HasTag("projectile") and not v:HasTag("helpers") then
if not inst.components.container:IsFull() then
SpawnPrefab("small_puff").Transform:SetPosition(pt1.x, pt1.y, pt1.z)
inst.components.container:GiveItem(v)
inst.SoundEmitter:PlaySound("dontstarve/HUD/research_available")
end
end
end
end
end )
inst.Physics:SetCollisionCallback(function(inst, other)
if other and other.components.workable and other.components.workable.workleft > 0 and not other:HasTag("bull") then
SpawnPrefab("collapse_small").Transform:SetPosition(other:GetPosition():Get())
other.components.workable:Destroy(inst)
end
end)
end
end
inst.OnSave = onsave
inst.OnLoad = onload
inst:AddComponent("container")
inst.components.container:SetNumSlots(#slotpos)
inst.components.container.widgetslotpos = slotpos
inst.components.container.widgetpos = Vector3(-300,200,0)
inst.components.container.side_align_tip = 160
inst.components.container.canbeopened = false
inst:AddTag("fridge")
即可用大理石种吸地牛，鼠标左键点它可开启格子，放入草后会跟随你，吸取沿路所有物品（吸进肚中的格子里，鼠标左键点击可拿取）。拿出草后即停止跟随，在原地等待。吸地牛会消化肚中的草，每天消化2-3根，如果格子中的草被吃完了，就不会跟随你，直到再给它草为止。吸地牛可撞碎石头、撞倒树，并将掉落物品直接吸入肚中，带着它去开矿、砍树吧。不要让吸地牛靠近你的建筑物，它会将其撞毁，除非你想用它拆迁。不想要吸地牛时，用斧子砍它三下即可，肚中物品会掉在地上