/*---------------------------------------------------------------------------------*/
// Detect Collisions with our personal collider -- for player stampede recognition //
void OnTriggerEnter(Collider col)
{
//If Player enters hitbox trigger && conqueror-type skeleton -- transition to dieing
if (col.tag == "Player" && blockState != blockingState.Dead && tag == "Skeleton")
{
Vector3 targetDir = col.gameObject.transform.position - transform.position;
float angle = Vector3.Angle(targetDir, transform.forward);
if (angle < 90) //facing towards player
{
_animator.SetTrigger("dieBackwards");
}
else
{
_animator.SetTrigger("dieForwards");
}
//Over the top collision effect
capCollider.isTrigger = false; //Disables trigger collider enabling detection of ground
rBody.isKinematic = false; //Disables kinematic control allowing physic based effects
rBody.useGravity = true; //Enables gravity to manage bringing npc down to ground
// rBody.AddExplosionForce (20.0f, playerRenderer.bounds.center, 3f,0.2f,ForceMode.Impulse); //Applies explosive force
rBody.AddExplosionForce(20.0f, new Vector3(transform.position.x, playerRenderer.bounds.center.y, playerRenderer.bounds.center.z), 6f, 0.25f, ForceMode.Impulse); //Applies explosive force
//Set to dead state
blockState = blockingState.Dead;
//Deactivates attack hitbox incase we were mid attack animation
attackHitBox.gameObject.SetActive(false);
}
}
/*------------------------------------------*/
// Detect Collision with our hitbox trigger //
public void playerProximityEnter()
{
//If Player enters hitbox trigger -- transition to attack
if (behaviour == hostileType.Block && blockState != blockingState.Dead)
{
blockState = blockingState.Attacking;
}
}
/*-----------------------*/
// Detect Collision exit //
public void playerProximityExit()
{
if (behaviour == hostileType.Block && blockState != blockingState.Dead)
{
_animator.ResetTrigger("proximityAttack");
acquirePosition();
blockState = blockingState.Moving;
}
}
/*--------------------------------------------------------------*/
// Function to Pursue the Player and try to defend against them //
public void BlockPlayer()
{
Vector3 targetRot;
Quaternion newRot;
Vector2 minBlockBoundary;
Vector2 maxBlockBoundary;
switch (blockState)
{
/*-------------------------------------*/
// Idle State -- Default Initial state //
case blockingState.Idle:
//Grab first location to move too
acquirePosition();
blockState = blockingState.Moving;
break;
/*--------------------------------------------------*/
// Moving state -- movement between block locations //
case blockingState.Moving:
_animator.SetBool("isWalking", true);
//Get Target rotation to lerp towards
targetRot = currentBlockPos - transform.position;
newRot = Quaternion.Lerp(transform.rotation, Quaternion.LookRotation(targetRot), rotationSpeed * Time.deltaTime);
transform.rotation = newRot;
transform.eulerAngles = new Vector3(0, transform.eulerAngles.y, 0);
//Begin movement towards blocking location
transform.position = Vector3.MoveTowards(transform.position, currentBlockPos, movementSpeed * Time.deltaTime);
if (transform.position == currentBlockPos)
{
blockingProgress = 0;
blockState = blockingState.Blocking;
_animator.SetBool("isWalking", false);
}
break;
/*---------------------------------------------------------------------------------------*/
// Blocking state -- when stationary, rotate to face player and move on after a set time //
case blockingState.Blocking:
// Calculate the vector from player to position
targetRot = player.position - transform.position;
//Calculate the Quaternion for the rotiation
newRot = Quaternion.Lerp(transform.rotation, Quaternion.LookRotation(targetRot), rotationSpeed * Time.deltaTime);
//Apply rotation and 0 out axis apart from y-rotation
transform.rotation = newRot;
transform.eulerAngles = new Vector3(0, transform.eulerAngles.y, 0);
//Increment blocking timer
if (blockingProgress < blockDuration)
{
blockingProgress += Time.deltaTime;
}
else
{
acquirePosition();
blockState = blockingState.Moving;
}
//If player passes by them, immediately attempt to block a new position
if (transform.position.z < player.transform.position.z - 0.2f)
{
acquirePosition();
blockState = blockingState.Moving;
}
break;
/*-----------------------------------------------------------------------*/
// Attacking state -- When the Player gets too close, attempts to attack //
case blockingState.Attacking:
_animator.SetTrigger("proximityAttack");
_animator.SetBool("isWalking", false);
break;
/*-----------------------------------------------------------------------------*/
// Dead State -- When the player chrashes into it, destroys object after delay //
case blockingState.Dead:
destroyThis(5); //Cleans up object after 5 seconds
break;
}
}
