void OnWeaponSwitched(BasicWeapon newWeapon)
{
if (newWeapon != null)
{
newWeapon.ShowWeapon(true);
}
}
// Adds a weapon to our inventory
public bool AddWeapon(BasicWeapon weaponPrefab)
{
// if we already hold this weapon type (a weapon coming from the same source prefab), don't add the weapon
if (HasWeapon(weaponPrefab))
{
return(false);
}
// search our weapon slots for the first free one, assign the weapon to it, and return true if we found one. Return false otherwise
for (int i = 0; i < m_WeaponSlots.Length; i++)
{
// only add the weapon if the slot is free
if (m_WeaponSlots[i] == null)
{
// spawn the weapon prefab as child of the weapon socket
BasicWeapon weaponInstance = Instantiate(weaponPrefab, weaponParentSocket);
weaponInstance.transform.localPosition = Vector3.zero;
weaponInstance.transform.localRotation = Quaternion.identity;
// Set owner to this gameObject so the weapon can alter projectile/damage logic accordingly
weaponInstance.owner = gameObject;
weaponInstance.sourcePrefab = weaponPrefab.gameObject;
weaponInstance.ShowWeapon(false);
// Assign the first person layer to the weapon
int layerIndex = Mathf.RoundToInt(Mathf.Log(FPSWeaponLayer.value, 2)); // This function converts a layermask to a layer index
foreach (Transform t in weaponInstance.gameObject.GetComponentsInChildren <Transform>(true))
{
t.gameObject.layer = layerIndex;
}
m_WeaponSlots[i] = weaponInstance;
if (onAddedWeapon != null)
{
onAddedWeapon.Invoke(weaponInstance, i);
}
return(true);
}
}
// Handle auto-switching to weapon if no weapons currently
if (GetActiveWeapon() == null)
{
SwitchWeapon(true);
}
return(false);
}
// Updates the animated transition of switching weapons
void UpdateWeaponSwitching()
{
// Calculate the time ratio (0 to 1) since weapon switch was triggered
float switchingTimeFactor = 0f;
if (weaponSwitchDelay == 0f)
{
switchingTimeFactor = 1f;
}
else
{
switchingTimeFactor = Mathf.Clamp01((Time.time - m_TimeStartedWeaponSwitch) / weaponSwitchDelay);
}
// Handle transiting to new switch state
if (switchingTimeFactor >= 1f)
{
if (m_WeaponSwitchState == WeaponSwitchState.PutDownPrevious)
{
// Deactivate old weapon
BasicWeapon oldWeapon = GetWeaponAtSlotIndex(activeWeaponIndex);
if (oldWeapon != null)
{
oldWeapon.ShowWeapon(false);
}
activeWeaponIndex = m_WeaponSwitchNewWeaponIndex;
switchingTimeFactor = 0f;
// Activate new weapon
BasicWeapon newWeapon = GetWeaponAtSlotIndex(activeWeaponIndex);
if (onSwitchedToWeapon != null)
{
onSwitchedToWeapon.Invoke(newWeapon);
}
if (newWeapon)
{
m_TimeStartedWeaponSwitch = Time.time;
m_WeaponSwitchState = WeaponSwitchState.PutUpNew;
}
else
{
// if new weapon is null, don't follow through with putting weapon back up
m_WeaponSwitchState = WeaponSwitchState.Down;
}
}
else if (m_WeaponSwitchState == WeaponSwitchState.PutUpNew)
{
m_WeaponSwitchState = WeaponSwitchState.Up;
}
}
// Handle moving the weapon socket position for the animated weapon switching
if (m_WeaponSwitchState == WeaponSwitchState.PutDownPrevious)
{
m_WeaponMainLocalPosition = Vector3.Lerp(defaultWeaponPosition.localPosition, downWeaponPosition.localPosition, switchingTimeFactor);
}
else if (m_WeaponSwitchState == WeaponSwitchState.PutUpNew)
{
m_WeaponMainLocalPosition = Vector3.Lerp(downWeaponPosition.localPosition, defaultWeaponPosition.localPosition, switchingTimeFactor);
}
}