DECORATE

//Melee Button Press

//This is a dummy actor so you don't need to define a new inventory item.
//You can call this butts or whatever, it doesn't matter.
Actor Boolean : Inventory
{
    Inventory.MaxAmount 1
    +UNDROPPABLE
    -INVBAR
}

//This is what's given when you press the melee button.
Actor MeleePressed : Boolean {}

Actor StartMelee : CustomInventory
{
  -INVBAR
  +UNDROPPABLE
  Inventory.Amount 1
  Inventory.MaxAmount 1
  States
  {
      Use:
      TNT1 A 0 A_GiveInventory("MeleePressed", 1)
      Fail
  }
}

Actor StopMelee : CustomInventory
{
  -INVBAR
  +UNDROPPABLE
  Inventory.Amount 1
  Inventory.MaxAmount 1
  States
  {
      Use:
      TNT1 A 0 A_TakeInventory("MeleePressed", 1)
      Fail
  }
}

//This is being put in the actual gun code's ready state.
  Ready:
      TNT1 A 0 A_JumpIfInventory("MeleePressed",1,"SPMelee")
      MPTG A 1 A_WeaponReady(WRF_ALLOWRELOAD)
      LOOP
//That'll jump to a specific state (in this case "SPMelee") when the melee button is pressed.
// In the melee system for TSP, I did this to let you Mag Grapple in-between combos.
// This is placed after an actual attack.

		TNT1 A 0 A_JumpIfInventory("MeleePressed",1,"SPMelee")
	    TNT1 A 1 A_WeaponReady
		TNT1 A 0 A_JumpIfInventory("MeleePressed",1,"SPMelee")
	    TNT1 A 1 A_WeaponReady
		TNT1 A 0 A_JumpIfInventory("MeleePressed",1,"SPMelee")
	    TNT1 A 1 A_WeaponReady
		TNT1 A 0 A_JumpIfInventory("MeleePressed",1,"SPMelee")
	    TNT1 A 1 A_WeaponReady
		TNT1 A 0 A_JumpIfInventory("MeleePressed",1,"SPMelee")
	    TNT1 A 1 A_WeaponReady
		TNT1 A 0 A_JumpIfInventory("MeleePressed",1,"SPMelee")
	    TNT1 A 1 A_WeaponReady
		TNT1 A 0 A_JumpIfInventory("MeleePressed",1,"SPMelee")
	    TNT1 A 1 A_WeaponReady
		TNT1 A 0 A_JumpIfInventory("MeleePressed",1,"SPMelee")
	    TNT1 A 1 A_WeaponReady
		TNT1 A 0 A_JumpIfInventory("MeleePressed",1,"SPMelee")
	    TNT1 A 1 A_WeaponReady
		TNT1 A 0 A_JumpIfInventory("MeleePressed",1,"SPMelee")
	    TNT1 A 1 A_WeaponReady