Formula

function CommonFun.calcDamage_8002(srcUser, targetUser, params, damageParam, logger)
  local Str = srcUser:GetProperty("Str")
  local Dex = srcUser:GetProperty("Dex")
  local Luk = srcUser:GetProperty("Luk")
  local Atk = srcUser:GetProperty("Atk")
  local AtkPer = srcUser:GetProperty("AtkPer")
  local DamIncrease = srcUser:GetProperty("DamIncrease")
  local IgnoreDef = 0
  local IgnoreDef1 = srcUser:GetProperty("IgnoreDef")
  local IgnoreDef2 = srcUser:GetProperty("IgnoreEquipDef")
  if targetUser.boss or targetUser.mini then
    IgnoreDef = IgnoreDef1
  else
    IgnoreDef = IgnoreDef1 + IgnoreDef2
  end
  if 1 <= IgnoreDef then
    IgnoreDef = 1
  end
  local BaseLv = targetUser.BaseLv
  local WeaponType = srcUser:GetEquipedWeaponType()
  local skilllv_1 = srcUser:GetLernedSkillLevel(damageParam.skill1_id)
  local Refine = srcUser:GetProperty("Refine")
  local damChangePer = damageParam.damChangePer
  local damChangePer1 = damageParam.damChangePer1
  local Def2 = targetUser:GetProperty("Def")
  local DefPer2 = targetUser:GetProperty("DefPer")
  local Vit2 = targetUser:GetProperty("Vit")
  local VitPer2 = targetUser:GetProperty("VitPer")
  local DamReduc2 = CommonFun.calcDamReDuc(srcUser, targetUser)
  local RefineDamReduc = targetUser:GetProperty("RefineDamReduc")
  local AttrEffect2 = srcUser:GetProperty("AttrEffect")
  local bits2 = CommonFun.getBits(AttrEffect2)
  local AtkFinal = math.random(BaseLv * 10, BaseLv * 16) * damChangePer + math.random(500, 1500) * damChangePer1
  local DefReduc = CommonFun.CalcDef(srcUser, targetUser)
  local A = (AtkFinal * DefReduc * (1 - DamReduc2) + Refine) * (1 + DamIncrease) * (1 - RefineDamReduc) - Vit2 * (1 + VitPer2)
  if A <= 1 then
    return 1
  end
  return A
end

Enemy

{
  "id": 85080,
  "BuffDesc": "Darkness: Decrease Flee & Hit",
  "BuffIcon": "skillbuff_82001",
  "BuffName": "Lord of Vermilion [Darkness]",
  "BuffRate": {
    "Odds": {
      "a": 4,
      "b": 0,
      "type": 186
    }
  },
  "BuffType": {
    "isgain": 0,
    "isdisperse": 1
  },
  "IconType": 1,
  "BuffEffect": {
    "type": "StatusChange",
    "HitPer": -0.5,
    "FleePer": -0.5,
    "AttrEffect3": [
      17
    ],
    "StateEffect": "12_Dark"
  }
}

Formula

{
  "CD": 1,
  "id": 60001002,
  "Buff": {
    "enemy": [
      85080
    ]
  },
  "Desc": [
    {
      "id": 600001000,
      "params": [
        200
      ]
    }
  ],
  "Icon": "skill_129001",
  "Camps": "Enemy",
  "Level": 1,
  "Logic": "SkillSelfRange",
  "Damage": [
    {
      "type": 8002,
      "damChangePer": 3,
      "damChangePer1": 4
    }
  ],
  "DescId": "##170430",
  "NameZh": "##169194",
  "DamTime": {
    "type": 1,
    "value": 2
  },
  "Fire_EP": 3,
  "Pvp_buff": {
    "enemy": [
      85080
    ]
  },
  "AttackAct": [
    "use_skill3"
  ],
  "Attack_EP": 6,
  "SE_attack": "Skill/BigCatSkill_UFO_CatLowLight",
  "SkillType": "Attack",
  "Target_EP": 3,
  "Logic_Param": {
    "range": 4
  },
  "Launch_Range": 10
}