local Mouse = game.Players.LocalPlayer:GetMouse()
local Visual = workspace.TestModel
local Hitbox = Visual.Hitbox


function RoundByThree(Number)
    if math.floor(Number) == Number then
        if Number%3 == 0 then
            return Number
        elseif (Number - 1)%3 == 0 then
            return Number - 1
        elseif (Number + 1)%3 == 0 then
            return Number + 1
        end
    end
    return Number
end

local LastPosition = CFrame.new()
while true do
    if Mouse.Target then
        if Mouse.Target.Name == "Base" then
            local TycoonBase = Mouse.Target
                local TycoonBaseSizeX, TycoonBaseSizeZ
                local HitboxSizeX, HitboxSizeZ

                TycoonBaseSizeX, TycoonBaseSizeZ = TycoonBase.Size.x, TycoonBase.Size.z
                HitboxSizeX, HitboxSizeZ = Hitbox.Size.x, Hitbox.Size.z

                local TycoonTopLeft = TycoonBase.CFrame * CFrame.new(Vector3.new(TycoonBase.Size.x/2, 0, TycoonBase.Size.z/2))
                local BaseAngleX, BaseAngleY, BaseAngleZ = CFrame.new(TycoonBase.Position, (TycoonBase.CFrame*Vector3.new(1, 0, 0))):toEulerAnglesXYZ()
                local VectorRotation = CFrame.Angles(BaseAngleX, BaseAngleY, BaseAngleZ)

                local RoundByThreeX = RoundByThree(math.floor(Mouse.Hit.p.x - TycoonTopLeft.x))
                local RoundByThreeZ = RoundByThree(math.floor(Mouse.Hit.p.z - TycoonTopLeft.z))

                if RoundByThreeX < -TycoonBaseSizeX + HitboxSizeX then
                        RoundByThreeX = RoundByThreeX + HitboxSizeX
                end
                if RoundByThreeZ < -TycoonBaseSizeZ + HitboxSizeZ then
                    RoundByThreeZ = RoundByThreeZ + HitboxSizeZ
                end
                local VectorComponent1 = CFrame.new(Vector3.new(TycoonTopLeft.x, Mouse.Target.Position.y, TycoonTopLeft.z))
                local VectorComponent2 = CFrame.new(Vector3.new(RoundByThreeX, Mouse.Target.Size.y/2, RoundByThreeZ))*VectorRotation
                local VectorComponent3 = CFrame.new(Vector3.new(-HitboxSizeX/2, Hitbox.Size.y/2, -HitboxSizeZ/2))
                local NewVector = VectorComponent1*VectorComponent2*VectorComponent3
                local RegionVectorMin = NewVector * CFrame.new(Vector3.new(HitboxSizeX/2, -Hitbox.Size.y/2, HitboxSizeZ/2))
                local RegionVectorMax = NewVector * CFrame.new(-Vector3.new(HitboxSizeX/2, -Hitbox.Size.y/2, HitboxSizeZ/2))
                local Hitboxes = game.Workspace:FindPartsInRegion3(
                                Region3.new(
                                    Vector3.new(
                                        math.min(RegionVectorMin.x, RegionVectorMax.x),
                                        math.min(RegionVectorMin.y, RegionVectorMax.y),
                                        math.min(RegionVectorMin.z, RegionVectorMax.z)
                                    ) + Vector3.new(0.1, 0, 0.1),
                                    Vector3.new(
                                        math.max(RegionVectorMin.x, RegionVectorMax.x),
                                        math.max(RegionVectorMin.y, RegionVectorMax.y),
                                        math.max(RegionVectorMin.z, RegionVectorMax.z)
                                    ) - Vector3.new(0.1, 0, 0.1)
                                ), nil, 100
                            )

                local ModelColliding = false
                for i, Hitbox in pairs(Hitboxes) do
                    if Hitbox.Name == "Hitbox" and not Hitbox:IsDescendantOf(Visual) then
                        ModelColliding = true
                    end
                end

                if not ModelColliding then
                LastPosition = NewVector
                end
                Visual:SetPrimaryPartCFrame(LastPosition)
            end
        end
    wait()
end