// Shoot function
public void Shoot()
{
// Cannot shoot at this moment (so fast) or clip is empty
if (!activeGun_.CanShoot())
{
return;
}
// Increase crosshair spread while shooting
aimSpread_ += Time.deltaTime * 13;
// Shoot with active gun
activeGun_.Shoot();
// Setup shoot ray
// Define jitter
Vector3 jitter = Mathf.Pow(aimSpread_, 3) * Random.insideUnitSphere / 200.0f;
// Set ray origin to camera position
shootRay_.origin = playerCamera_.transform.position;
// Set ray direction to camera forward vector and add the jitter
shootRay_.direction = playerCamera_.transform.forward + jitter;
// Test shoot ray against environment and enemy layers
if (Physics.Raycast(shootRay_, out shootHit_, activeGun_.GetRange(), shootMask_))
{
// Shoot ray hit the enemy
if (shootHit_.collider.tag == "Enemy")
{
// Get enemy health component
EnemyHealth enemyHealth = shootHit_.collider.GetComponent <EnemyHealth>();
if (enemyHealth != null)
{
// Harm the enemy with the gun damage
enemyHealth.TakeDamage(activeGun_.GetDamagePerShot(), shootHit_.point);
}
}
// Shoot ray hit the enemy's head
else if (shootHit_.collider.tag == "EnemyHead")
{
// Get enemy health component
EnemyHealth enemyHealth = shootHit_.collider.GetComponentInParent <EnemyHealth>();
if (enemyHealth != null)
{
// Harm the enemy with 5 times the gun damage
enemyHealth.TakeDamage(activeGun_.GetDamagePerShot() * 5, shootHit_.point);
}
}
}
// Set player's noise level to gun noise
playerController_.SetNoiseLevel(activeGun_.GetNoiseLevel());
}
// Init function
void Start()
{
// Get player transform matrix
player_ = GameObject.FindGameObjectWithTag("Player").transform;
// Get navigation mesh agent component
nav_ = GetComponent <NavMeshAgent>();
// Get capsule component
capsule_ = GetComponent <CapsuleCollider>();
// Get enemy health script
enemyHealth_ = GetComponent <EnemyHealth>();
// Get player controller script
playerController_ = GameObject.FindGameObjectWithTag("Player").GetComponent <PlayerControllerAnimated>();
// Get active gun component
activeGun_ = GetComponentInChildren <SciFiRifle>();
// Get animator component
anim_ = GetComponent <Animator>();
// Get walk audio component
walkAudio_ = GetComponents <AudioSource>()[0];
// Get speech audio component
speechAudio_ = GetComponents <AudioSource>()[1];
// Get environment layer mask for shooting
environmentMask_ = LayerMask.GetMask("Environment");
// Create shoot ray
shootRay_ = new Ray();
// Get minimum distance to be able to move and shoot
minShootRange_ = activeGun_.GetRange() / 4.0f - 5.0f; // 10
// Get maximum distance to be able to shoot
maxShootRange_ = activeGun_.GetRange() / 4.0f + 5.0f; // 20
// Clear distraction point
distractionPoint_ = NO_DISTRACTION_SET;
// Go to the next point in defined path
GoToNextPoint();
}
// Shoot function
void Shoot()
{
// Can shoot at this moment (shoot-enable timer elapsed) and clip is not empty
if (activeGun_.CanShoot())
{
// Call active gun shoot function
activeGun_.Shoot();
// Add jitter to the shootRay
Vector3 jitter = Random.insideUnitSphere / 25.0f; // TODO: Change difficulty by altering jitter size
shootRay_.origin = enemyPosition_;
shootRay_.direction = playerDirection_.normalized + jitter;
// Test shoot ray against player
if (Physics.Raycast(shootRay_, out shootHit_, activeGun_.GetRange()))
{
// Player was hit
if (shootHit_.collider.tag == "Player")
{
// Get player health component
PlayerHealth playerHealth = shootHit_.collider.GetComponent <PlayerHealth>();
if (playerHealth != null)
{
// Hurt player
playerHealth.TakeDamage(activeGun_.GetDamagePerShot() / 2);
// Set player alive flag (get value from player health script)
isPlayerAlive_ = !playerHealth.isDead_;
}
}
}
}
// Reload if needed
if (activeGun_.GetClipBullets() == 0)
{
// Disable effects after last bullet
activeGun_.DisableEffects();
// Reload
activeGun_.Reload();
}
}