public AttackInstance Clone()
{
AttackInstance aInstance=new AttackInstance();
aInstance.isAOE=isAOE;
aInstance.aoeDistance=aoeDistance;
aInstance.aStats=aStats.Clone();
return aInstance;
}
//function call to fire the object
public void Shoot(int srcL, float srcR, Transform shootPoint, AttackInstance aInstance=null, AimInfo aimInfo=null)
{
Init();
thisObj.SetActive(true);
//cached all the passed information lcoally
attInstance=aInstance;
srcLayer=srcL; //the layer of the shooting unit (so we know it's from player or AI)
srcRange=srcR; //the range of the shooting unit (so we know when to stop)
state=_State.Shot;
shootTime=Time.time; //to track how long the shoot object is has been
travelledDistance=0; //to track how far the shoot object is has been fired
//if there's any hideObject, set it to true (it's probably set to false when the shoot-object last hit something)
if(hideObject!=null) hideObject.SetActive(true);
//instantiate the shoot effect
ShootEffect(thisT.position, thisT.rotation);
if(type==_SOType.Simple || type==_SOType.Homing){
//if(aInstance!=null && thisCollider.enabled){
//~ Physics.IgnoreCollision(aInstance.srcUnit.GetCollider(), thisObj.GetComponent<Collider>(), true);
//Debug.Log("collision avoidance with shooter unresolved");
//Physics.IgnoreCollision(srcCollider, thisCollider, true);
//}
// for homing shootobject, the shootobject needs to be aiming at some position, or a specific unit
if(type==_SOType.Homing){
if(aimInfo.targetT!=null) targetUnit=aimInfo.unit;
targetPos=aimInfo.hitPoint+new Vector3(Random.value-0.5f, 0, Random.value-0.5f)*2*spread;
initialPos=shootPoint.position;
initialDist=Vector3.Distance(targetPos, initialPos);
curveMod=Random.Range(0, 2f);
dummyPos=thisT.TransformPoint(Vector3.forward*speed*5);
dummyPos=(targetPos+dummyPos)/2;
}
}
else if(type==_SOType.Beam){
//if(attachedToShootPoint) transform.parent=shootPoint;
thisT.parent=shootPoint;
ObjectPoolManager.Unspawn(thisObj, beamDuration-.01f);
}
else if(type==_SOType.Point){
StartCoroutine(PointRoutine(aimInfo));
}
//update the layermask used to do the hit detection in accordance to rules set in GameControl
UpdateSphereCastMask(!GameControl.SOHitFriendly(), !GameControl.SOHitShootObject(), !GameControl.SOHitCollectible());
}
//~ IEnumerator ShootRoutine(RaycastHit hit=default(RaycastHit)){
IEnumerator ShootRoutine(ShootObject.AimInfo aimInfo=null)
{
if(uAnimation!=null) uAnimation.AttackRange();
AttackStats aStats=ModifyAttackStatsToExistingEffect(weaponList[weaponID].CloneStats());
AttackInstance aInstance=new AttackInstance(this, aStats);
int weapID=weaponID; //to prevent weapon switch and state change while delay and firing multiple so
int spread=weaponList[weapID].spread;
if(spread>1){
aInstance.aStats.damageMin/=spread;
aInstance.aStats.damageMax/=spread;
}
float startAngle=spread>1 ? -weaponList[weapID].spreadAngle/2f : 0 ;
float angleDelta=spread>1 ? weaponList[weapID].spreadAngle/(spread-1) : 0 ;
List<Collider> soColliderList=new List<Collider>(); //colliders of all the so fired, used to tell each so to ignore each other
for(int i=0; i<weaponList[weapID].shootPointList.Count; i++){
Transform shootPoint=weaponList[weapID].shootPointList[i];
float recoilSign=(Random.value<recoilSignTH ? -1 : 1);
recoilSignTH=Mathf.Clamp(recoilSignTH+(recoilSign>0 ? 0.25f : -0.25f), 0, 1);
float recoilValue=recoilSign*Random.Range(0.1f, 1f)*GetRecoil();
Quaternion baseShootRot=shootPoint.rotation*Quaternion.Euler(0, recoilValue, 0);
for(int m=0; m<Mathf.Max(1, spread); m++){
Vector3 shootPos=shootPoint.position;
if(spread>1) shootPos=shootPoint.TransformPoint(new Vector3(0, 0, Random.Range(-1.5f, 1.5f)));
Quaternion shootRot=baseShootRot*Quaternion.Euler(0, startAngle+(m*angleDelta), 0);
//GameObject soObj=(GameObject)Instantiate(weaponList[weapID].shootObject, shootPos, shootRot);
GameObject soObj=ObjectPoolManager.Spawn(weaponList[weapID].shootObject, shootPos, shootRot);
ShootObject soInstance=soObj.GetComponent<ShootObject>();
soInstance.IgnoreCollider(GetCollider());
for(int n=0; n<soColliderList.Count; n++) soInstance.IgnoreCollider(soColliderList[n]);
if(soInstance.GetCollider()!=null) soColliderList.Add(soInstance.GetCollider());
soInstance.Shoot(thisObj.layer, GetRange(), shootPoint, aInstance.Clone(), aimInfo);
//soInstance.Shoot(thisObj.layer, GetRange(), shootPoint, aInstance.Clone(), hit);
}
TDS.CameraShake(weaponList[weapID].recoilCamShake);
if(weaponList[weapID].shootPointDelay>0) yield return new WaitForSeconds(weaponList[weapID].shootPointDelay);
if(weapID>=weaponList.Count) break;
}
}
//applies the effect of an attack
public void ApplyAttack(AttackInstance attInstance)
{
//if unit is invincible, do nothing
if(IsInvincible()){
Debug.Log("Immuned");
Vector3 osPos=new Vector3(0, Random.value+0.5f, 0);
new TextOverlay(thisT.position+osPos, "Immuned");
return;
}
AttackStats aStats=attInstance.aStats;
//check if the attack is an aoe and modify the damage value is dimishingAOE is enabled
float damage=Random.Range(aStats.damageMin, aStats.damageMax);
if(attInstance.isAOE && aStats.dimishingAOE){
damage*=Mathf.Clamp(1-attInstance.aoeDistance/aStats.aoeRadius, 0, 1);
}
//check for cirtical and modify the damage based on critical multiplier
bool critical=Random.value<aStats.critChance;
if(critical) damage*=aStats.critMultiplier;
//modify the damage based on damage and armor type
damage*=DamageTable.GetModifier(armorType, aStats.damageType);
//if damage is valid, modify the hit point
if(damage>0){
//show the overlay (for UI)
Vector3 offsetPos=new Vector3(0, Random.value+0.5f, 0);
if(!critical) new TextOverlay(thisT.position+offsetPos, damage.ToString("f0"));
else new TextOverlay(thisT.position+offsetPos, damage.ToString("f0"), new Color(1f, 0.9f, 0.9f, 1f), 1.5f);
//if the unit is player, fire event to inform UI
if(thisObj.layer==TDS.GetLayerPlayer()) TDS.PlayerDamaged(damage);
//register the stagger
hpRegenStaggerCounter=hpRegenStagger;
hitPoint-=damage; //damage the hitpoint
if(hitPoint<=0) Destroyed();
if(hitPoint>0 && uAnimation!=null) uAnimation.Hit();
}
//apply effect if there's any
if(aStats.effect!=null) ApplyEffect(aStats.effect);
}
IEnumerator _ShootTarget(float targetDist)
{
if(targetDist>GetRange()) yield break; //if target is out of range, dont continue
currentCD=cooldown; //set the cooldown
if(uAnimation!=null) uAnimation.AttackRange(); //play the attack animation
List<Collider> soColliderList=new List<Collider>(); //colliders of all the shoot-objs fired, used to tell each so to ignore each other
//loop through the shoot-points, fire an shoot-object for each of them
for(int i=0; i<shootPointList.Count; i++){
//create a new attak instance for the attack
AttackInstance attInstance=new AttackInstance(this, ModifyAttackStatsToExistingEffect(attackStats.Clone()));
//record the target position, in case the target get destroyed before all shoot point has fired
if(target!=null) targetLastPos=target.thisT.position;
//create an aimInfo instance for the shootObject
ShootObject.AimInfo aimInfo=target!=null ? new ShootObject.AimInfo(target) : new ShootObject.AimInfo(targetLastPos);
//get the shoot rotation
Quaternion shootRot=shootPointList[i].rotation;
if(alwaysShootTowardsTarget && target!=null) shootRot=Quaternion.LookRotation(target.thisT.position-thisT.position);
//spawn the shootobject
GameObject soObj=ObjectPoolManager.Spawn(shootObject, shootPointList[i].position, shootRot);
ShootObject soInstance=soObj.GetComponent<ShootObject>();
//inform the shootobject to ignore the certain collider
soInstance.IgnoreCollider(GetCollider());
for(int n=0; n<soColliderList.Count; n++) soInstance.IgnoreCollider(soColliderList[n]);
if(soInstance.GetCollider()!=null) soColliderList.Add(soInstance.GetCollider());
//fire the shootobject
soInstance.Shoot(thisObj.layer, GetRange(), shootPointList[i], attInstance, aimInfo);
//delay a bit before the next shoot point, if a delay has been specified
if(shootPointDelay>0) yield return new WaitForSeconds(shootPointDelay);
}
yield return null;
}
//function call when the unit collide with a player unit, for contact(melee) attack
void OnPlayerContact()
{
if(!enableContactAttack) return;
if(contactCurrentCD>0) return; //if attack is still on cd
if(uAnimation!=null) uAnimation.AttackMelee(); //play attack animation
contactCurrentCD=contactCooldown; //set the cooldown
//create an attack instance and attack the player unit
AttackInstance attInstance=new AttackInstance(this, ModifyAttackStatsToExistingEffect(contactAttackStats.Clone()));
GameControl.GetPlayer().ApplyAttack(attInstance);
}
//apply effect to all active hostile unit
void ApplyEffectAll()
{
//get all active hostile unit from UnitTracker
List<Unit> unitList=UnitTracker.GetAllUnitList();
for(int i=0; i<unitList.Count; i++){
//clone the attack stats so that the original value wont get modified when making further calculation
AttackInstance aInstance=new AttackInstance();
aInstance.aStats=aStats.Clone();
unitList[i].ApplyAttack(aInstance);
}
}
//apply effect to all hostile unit surrounding the player
void ApplyEffectAOE(Collider playerCollider)
{
float aoeRadius=aStats.aoeRadius;
if(aoeRadius>0){
Collider[] cols=Physics.OverlapSphere(transform.position, aoeRadius); //get all the collider in range
for(int i=0; i<cols.Length; i++){
if(cols[i]==playerCollider) continue;
//clone the attack stats so that the original value wont get modified when making further calculation
AttackInstance aInstance=new AttackInstance(null, aStats);
aInstance.isAOE=true;
aInstance.aoeDistance=Vector3.Distance(transform.position, cols[i].transform.position);
Unit unitInstance=cols[i].gameObject.GetComponent<Unit>();
if(unitInstance!=null) unitInstance.ApplyAttack(aInstance);
}
}
//since this is aoe effect, explosion force applies
TDSPhysics.ApplyExplosionForce(transform.position, aStats, true);
}
//launch the ability, at the position given
public void Activate(Vector3 pos=default(Vector3))
{
currentCD=cooldown; //set the cooldown
GameControl.GetPlayer().energy-=cost; //deduct player energy by the ability cost
AudioManager.PlaySound(launchSFX);
//instantiate the launch object, if there's any
if(launchObj!=null){
GameObject obj=(GameObject)MonoBehaviour.Instantiate(launchObj, pos, Quaternion.identity);
if(autoDestroyLaunchObj) MonoBehaviour.Destroy(obj, launchObjActiveDuration);
}
//for aoe ability
if(type==_AbilityType.AOE || type==_AbilityType.AOESelf){
//get all the collider in range
Collider[] cols=Physics.OverlapSphere(pos, aStats.aoeRadius);
for(int i=0; i<cols.Length; i++){
Unit unitInstance=cols[i].gameObject.GetComponent<Unit>();
//only continue if the collider is a unit and is not player
if(unitInstance!=null && unitInstance!=GameControl.GetPlayer()){
//create an AttackInstance and mark it as AOE attack
AttackInstance aInstance=new AttackInstance();
aInstance.aStats=aStats.Clone();
aInstance.isAOE=true;
aInstance.aoeDistance=Vector3.Distance(pos, cols[i].transform.position);
//apply the AttackInstance
unitInstance.ApplyAttack(aInstance);
}
}
//apply explosion force
TDSPhysics.ApplyExplosionForce(pos, aStats);
}
//for ability that affects all hostile unit in game
else if(type==_AbilityType.All){
//get all hostile unit for unit tracker
List<Unit> unitList=new List<Unit>( UnitTracker.GetAllUnitList() );
//loop through all unit, create an AttackInstance and apply the attack
for(int i=0; i<unitList.Count; i++){
AttackInstance aInstance=new AttackInstance();
aInstance.aStats=aStats.Clone();
unitList[i].ApplyAttack(aInstance);
}
}
//for ability that meant to be cast on player unit
else if(type==_AbilityType.Self){
//apply the attack on player
AttackInstance aInstance=new AttackInstance();
aInstance.aStats=aStats.Clone();
GameControl.GetPlayer().ApplyAttack(aInstance);
}
//for ability that fires a shoot object
else if(type==_AbilityType.Shoot){
//get the position and rotation to fire the shoot object from
Transform srcT=GetShootObjectSrcTransform();
Vector3 shootPos=srcT.TransformPoint(shootPosOffset);
pos.y=shootPos.y;
Quaternion shootRot=Quaternion.LookRotation(pos-shootPos);
//create the AttackInstance
AttackInstance aInstance=new AttackInstance();
aInstance.aStats=aStats.Clone();
//Instantiate the shoot-object and fires it
GameObject soObj=(GameObject)MonoBehaviour.Instantiate(shootObject, shootPos, shootRot);
ShootObject soInstance=soObj.GetComponent<ShootObject>();
soInstance.Shoot(GameControl.GetPlayer().thisObj.layer, range, srcT, aInstance);
}
}
