349 lines
18 KiB
C#
349 lines
18 KiB
C#
|
/// ---------------------------------------------
|
|||
|
|
/// Ultimate Character Controller
|
|||
|
|
/// Copyright (c) Opsive. All Rights Reserved.
|
|||
|
|
/// https://www.opsive.com
|
|||
|
|
/// ---------------------------------------------
|
|||
|
|
|
|||
|
|
namespace Opsive.UltimateCharacterController.Objects
|
|||
|
|
{
|
|||
|
|
using Opsive.Shared.Events;
|
|||
|
|
using Opsive.Shared.Game;
|
|||
|
|
using Opsive.UltimateCharacterController.Character;
|
|||
|
|
using Opsive.UltimateCharacterController.Events;
|
|||
|
|
using Opsive.UltimateCharacterController.Game;
|
|||
|
|
#if ULTIMATE_CHARACTER_CONTROLLER_MULTIPLAYER
|
|||
|
|
using Opsive.UltimateCharacterController.Networking;
|
|||
|
|
using Opsive.UltimateCharacterController.Networking.Game;
|
|||
|
|
using Opsive.UltimateCharacterController.Networking.Objects;
|
|||
|
|
#endif
|
|||
|
|
using Opsive.UltimateCharacterController.Objects.ItemAssist;
|
|||
|
|
using Opsive.UltimateCharacterController.StateSystem;
|
|||
|
|
using Opsive.UltimateCharacterController.SurfaceSystem;
|
|||
|
|
using Opsive.UltimateCharacterController.Traits;
|
|||
|
|
using Opsive.UltimateCharacterController.Utility;
|
|||
|
|
using UnityEngine;
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// The Destructible class is an abstract class which acts as the base class for any object that destroys itself and applies a damange.
|
|||
|
|
/// Primary uses include projectiles and grenades.
|
|||
|
|
/// </summary>
|
|||
|
|
[RequireComponent(typeof(Rigidbody))]
|
|||
|
|
public abstract class Destructible : TrajectoryObject
|
|||
|
|
{
|
|||
|
|
[Tooltip("The layers that the object can stick to.")]
|
|||
|
|
[SerializeField] protected LayerMask m_StickyLayers = ~((1 << LayerManager.IgnoreRaycast) | (1 << LayerManager.Water) | (1 << LayerManager.UI) | (1 << LayerManager.VisualEffect) |
|
|||
|
|
(1 << LayerManager.Overlay) | (1 << LayerManager.Character) | (1 << LayerManager.SubCharacter));
|
|||
|
|
[Tooltip("Should the projectile be destroyed when it collides with another object?")]
|
|||
|
|
[SerializeField] protected bool m_DestroyOnCollision = true;
|
|||
|
|
[Tooltip("The amount of time after a collision that the object should be destroyed.")]
|
|||
|
|
[SerializeField] protected float m_DestructionDelay;
|
|||
|
|
[Tooltip("The objects which should spawn when the object is destroyed.")]
|
|||
|
|
[SerializeField] protected ObjectSpawnInfo[] m_SpawnedObjectsOnDestruction;
|
|||
|
|
[Tooltip("Unity event invoked when the destructable hits another object.")]
|
|||
|
|
[SerializeField] protected UnityFloatVector3Vector3GameObjectEvent m_OnImpactEvent;
|
|||
|
|
|
|||
|
|
public LayerMask StickyLayers { get { return m_StickyLayers; } set { m_StickyLayers = value; } }
|
|||
|
|
public bool DestroyOnCollision { get { return m_DestroyOnCollision; } set { m_DestroyOnCollision = value; } }
|
|||
|
|
public float DestructionDelay { get { return m_DestructionDelay; } set { m_DestructionDelay = value; } }
|
|||
|
|
public ObjectSpawnInfo[] SpawnedObjectsOnDestruction { get { return m_SpawnedObjectsOnDestruction; } set { m_SpawnedObjectsOnDestruction = value; } }
|
|||
|
|
public UnityFloatVector3Vector3GameObjectEvent OnImpactEvent { get { return m_OnImpactEvent; } set { m_OnImpactEvent = value; } }
|
|||
|
|
|
|||
|
|
protected float m_DamageAmount;
|
|||
|
|
protected float m_ImpactForce;
|
|||
|
|
protected int m_ImpactForceFrames;
|
|||
|
|
protected string m_ImpactStateName;
|
|||
|
|
protected float m_ImpactStateDisableTimer;
|
|||
|
|
private TrailRenderer m_TrailRenderer;
|
|||
|
|
private ParticleSystem m_ParticleSystem;
|
|||
|
|
private bool m_Destroyed;
|
|||
|
|
|
|||
|
|
private UltimateCharacterLocomotion m_StickyCharacterLocomotion;
|
|||
|
|
#if ULTIMATE_CHARACTER_CONTROLLER_MULTIPLAYER
|
|||
|
|
private INetworkInfo m_NetworkInfo;
|
|||
|
|
private IDestructibleMonitor m_DestructibleMonitor;
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// Initialize the defualt values.
|
|||
|
|
/// </summary>
|
|||
|
|
protected override void Awake()
|
|||
|
|
{
|
|||
|
|
base.Awake();
|
|||
|
|
|
|||
|
|
m_TrailRenderer = GetComponent<TrailRenderer>();
|
|||
|
|
if (m_TrailRenderer != null) {
|
|||
|
|
m_TrailRenderer.enabled = false;
|
|||
|
|
}
|
|||
|
|
m_ParticleSystem = GetComponent<ParticleSystem>();
|
|||
|
|
if (m_ParticleSystem != null) {
|
|||
|
|
m_ParticleSystem.Stop();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// The Rigidbody is only used to notify Unity that the object isn't static. The Rigidbody doesn't control any movement.
|
|||
|
|
var rigidbody = GetComponent<Rigidbody>();
|
|||
|
|
rigidbody.mass = m_Mass;
|
|||
|
|
rigidbody.isKinematic = true;
|
|||
|
|
rigidbody.constraints = RigidbodyConstraints.FreezeAll;
|
|||
|
|
#if ULTIMATE_CHARACTER_CONTROLLER_MULTIPLAYER
|
|||
|
|
m_NetworkInfo = GetComponent<INetworkInfo>();
|
|||
|
|
m_DestructibleMonitor = GetComponent<IDestructibleMonitor>();
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
if (m_DestroyOnCollision && m_CollisionMode != CollisionMode.Collide) {
|
|||
|
|
Debug.LogWarning($"Warning: The Destructible {name} will be destroyed on collision but does not have a Collision Mode set to Collide.");
|
|||
|
|
m_CollisionMode = CollisionMode.Collide;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// Initializes the object. This will be called from an object creating the projectile (such as a weapon).
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="velocity">The velocity to apply.</param>
|
|||
|
|
/// <param name="torque">The torque to apply.</param>
|
|||
|
|
/// <param name="damageAmount">The amount of damage to apply to the hit object.</param>
|
|||
|
|
/// <param name="impactForce">The amount of force to apply to the hit object.</param>
|
|||
|
|
/// <param name="impactForceFrames">The number of frames to add the force to.</param>
|
|||
|
|
/// <param name="impactLayers">The layers that the projectile can impact with.</param>
|
|||
|
|
/// <param name="impactStateName">The name of the state to activate upon impact.</param>
|
|||
|
|
/// <param name="impactStateDisableTimer">The number of seconds until the impact state is disabled.</param>
|
|||
|
|
/// <param name="surfaceImpact">A reference to the Surface Impact triggered when the object hits an object.</param>
|
|||
|
|
/// <param name="originator">The object that instantiated the trajectory object.</param>
|
|||
|
|
public virtual void Initialize(Vector3 velocity, Vector3 torque, float damageAmount, float impactForce, int impactForceFrames, LayerMask impactLayers,
|
|||
|
|
string impactStateName, float impactStateDisableTimer, SurfaceImpact surfaceImpact, GameObject originator)
|
|||
|
|
{
|
|||
|
|
InitializeDestructibleProperties(damageAmount, impactForce, impactForceFrames, impactLayers, impactStateName, impactStateDisableTimer, surfaceImpact);
|
|||
|
|
|
|||
|
|
base.Initialize(velocity, torque, originator);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// Initializes the destructible properties.
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="damageAmount">The amount of damage to apply to the hit object.</param>
|
|||
|
|
/// <param name="impactForce">The amount of force to apply to the hit object.</param>
|
|||
|
|
/// <param name="impactForceFrames">The number of frames to add the force to.</param>
|
|||
|
|
/// <param name="impactLayers">The layers that the projectile can impact with.</param>
|
|||
|
|
/// <param name="impactStateName">The name of the state to activate upon impact.</param>
|
|||
|
|
/// <param name="impactStateDisableTimer">The number of seconds until the impact state is disabled.</param>
|
|||
|
|
/// <param name="surfaceImpact">A reference to the Surface Impact triggered when the object hits an object.</param>
|
|||
|
|
public void InitializeDestructibleProperties(float damageAmount, float impactForce, int impactForceFrames, LayerMask impactLayers, string impactStateName, float impactStateDisableTimer, SurfaceImpact surfaceImpact)
|
|||
|
|
{
|
|||
|
|
m_Destroyed = false;
|
|||
|
|
m_DamageAmount = damageAmount;
|
|||
|
|
m_ImpactForce = impactForce;
|
|||
|
|
m_ImpactForceFrames = impactForceFrames;
|
|||
|
|
m_ImpactLayers = impactLayers;
|
|||
|
|
m_ImpactStateName = impactStateName;
|
|||
|
|
m_ImpactStateDisableTimer = impactStateDisableTimer;
|
|||
|
|
// The SurfaceImpact may be set directly on the destructible prefab.
|
|||
|
|
if (m_SurfaceImpact == null) {
|
|||
|
|
m_SurfaceImpact = surfaceImpact;
|
|||
|
|
}
|
|||
|
|
if (m_TrailRenderer != null) {
|
|||
|
|
m_TrailRenderer.Clear();
|
|||
|
|
m_TrailRenderer.enabled = true;
|
|||
|
|
}
|
|||
|
|
if (m_ParticleSystem != null) {
|
|||
|
|
m_ParticleSystem.Play();
|
|||
|
|
}
|
|||
|
|
if (m_Collider != null) {
|
|||
|
|
m_Collider.enabled = false;
|
|||
|
|
}
|
|||
|
|
// The object may be reused and was previously stuck to a character.
|
|||
|
|
if (m_StickyCharacterLocomotion != null) {
|
|||
|
|
m_StickyCharacterLocomotion.RemoveIgnoredCollider(m_Collider);
|
|||
|
|
m_StickyCharacterLocomotion = null;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// The object has collided with another object.
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="hit">The RaycastHit of the object. Can be null.</param>
|
|||
|
|
protected override void OnCollision(RaycastHit? hit)
|
|||
|
|
{
|
|||
|
|
base.OnCollision(hit);
|
|||
|
|
|
|||
|
|
var forceDestruct = false;
|
|||
|
|
if (m_CollisionMode == CollisionMode.Collide) {
|
|||
|
|
// When there is a collision the object should move to the position that was hit so if it's not destroyed then it looks like it
|
|||
|
|
// is penetrating the hit object.
|
|||
|
|
if (hit != null && hit.HasValue && m_Collider != null) {
|
|||
|
|
var closestPoint = m_Collider.ClosestPoint(hit.Value.point);
|
|||
|
|
m_Transform.position += (hit.Value.point - closestPoint);
|
|||
|
|
// Only set the parent to the hit transform on uniform objects to prevent stretching.
|
|||
|
|
if (MathUtility.IsUniform(hit.Value.transform.localScale)) {
|
|||
|
|
// The parent layer must be within the sticky layer mask.
|
|||
|
|
if (MathUtility.InLayerMask(hit.Value.transform.gameObject.layer, m_StickyLayers)) {
|
|||
|
|
m_Transform.parent = hit.Value.transform;
|
|||
|
|
|
|||
|
|
// If the destructible sticks to a character then the object should be added as a sub collider so collisions will be ignored.
|
|||
|
|
m_StickyCharacterLocomotion = hit.Value.transform.gameObject.GetCachedComponent<UltimateCharacterLocomotion>();
|
|||
|
|
if (m_StickyCharacterLocomotion != null) {
|
|||
|
|
m_StickyCharacterLocomotion.AddIgnoredCollider(m_Collider);
|
|||
|
|
}
|
|||
|
|
} else {
|
|||
|
|
forceDestruct = true;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (m_TrailRenderer != null) {
|
|||
|
|
m_TrailRenderer.enabled = false;
|
|||
|
|
}
|
|||
|
|
if (m_ParticleSystem != null) {
|
|||
|
|
Scheduler.ScheduleFixed(Time.fixedDeltaTime - 0.01f, StopParticleSystem);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// The object may not have been initialized before it collides.
|
|||
|
|
if (m_GameObject == null) {
|
|||
|
|
InitializeComponentReferences();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (hit != null && hit.HasValue) {
|
|||
|
|
var hitValue = hit.Value;
|
|||
|
|
var hitGameObject = hitValue.collider.gameObject;
|
|||
|
|
// The shield can absorb some (or none) of the damage from the destructible.
|
|||
|
|
var damageAmount = m_DamageAmount;
|
|||
|
|
#if ULTIMATE_CHARACTER_CONTROLLER_MELEE
|
|||
|
|
ShieldCollider shieldCollider;
|
|||
|
|
if ((shieldCollider = hitGameObject.GetCachedComponent<ShieldCollider>()) != null) {
|
|||
|
|
damageAmount = shieldCollider.Shield.Damage(this, damageAmount);
|
|||
|
|
}
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
// Allow a custom event to be received.
|
|||
|
|
EventHandler.ExecuteEvent<float, Vector3, Vector3, GameObject, object, Collider>(hitGameObject, "OnObjectImpact", damageAmount, hitValue.point, m_Velocity.normalized * m_ImpactForce, m_Originator, this, hitValue.collider);
|
|||
|
|
if (m_OnImpactEvent != null) {
|
|||
|
|
m_OnImpactEvent.Invoke(damageAmount, hitValue.point, m_Velocity.normalized * m_ImpactForce, m_Originator);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// If the shield didn't absorb all of the damage then it should be applied to the character.
|
|||
|
|
if (damageAmount > 0) {
|
|||
|
|
// If the Health component exists it will apply a force to the rigidbody in addition to deducting the health. Otherwise just apply the force to the rigidbody.
|
|||
|
|
Health hitHealth;
|
|||
|
|
if ((hitHealth = hitGameObject.GetCachedParentComponent<Health>()) != null) {
|
|||
|
|
hitHealth.Damage(damageAmount, hitValue.point, -hitValue.normal, m_ImpactForce, m_ImpactForceFrames, 0, m_Originator, this, hitValue.collider);
|
|||
|
|
} else if (m_ImpactForce > 0) {
|
|||
|
|
var collisionRigidbody = hitGameObject.GetCachedParentComponent<Rigidbody>();
|
|||
|
|
if (collisionRigidbody != null && !collisionRigidbody.isKinematic) {
|
|||
|
|
collisionRigidbody.AddForceAtPosition(-hitValue.normal * m_ImpactForce * MathUtility.RigidbodyForceMultiplier, hitValue.point);
|
|||
|
|
} else {
|
|||
|
|
var forceObject = hitGameObject.GetCachedParentComponent<IForceObject>();
|
|||
|
|
if (forceObject != null) {
|
|||
|
|
forceObject.AddForce(m_Transform.forward * m_ImpactForce);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// An optional state can be activated on the hit object.
|
|||
|
|
if (!string.IsNullOrEmpty(m_ImpactStateName)) {
|
|||
|
|
StateManager.SetState(hitGameObject, m_ImpactStateName, true);
|
|||
|
|
// If the timer isn't -1 then the state should be disabled after a specified amount of time. If it is -1 then the state
|
|||
|
|
// will have to be disabled manually.
|
|||
|
|
if (m_ImpactStateDisableTimer != -1) {
|
|||
|
|
StateManager.DeactivateStateTimer(hitGameObject, m_ImpactStateName, m_ImpactStateDisableTimer);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// The object can destroy itself after a small delay.
|
|||
|
|
if (m_DestroyOnCollision || forceDestruct) {
|
|||
|
|
Scheduler.ScheduleFixed(m_DestructionDelay, Destruct, hit);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// Destroys the object.
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="hit">The RaycastHit of the object. Can be null.</param>
|
|||
|
|
protected void Destruct(RaycastHit? hit)
|
|||
|
|
{
|
|||
|
|
if (m_Destroyed) {
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#if ULTIMATE_CHARACTER_CONTROLLER_MULTIPLAYER
|
|||
|
|
// The object can only explode on the server.
|
|||
|
|
if (m_NetworkInfo != null && !m_NetworkInfo.IsServer()) {
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
// The RaycastHit will be null if the destruction happens with no collision.
|
|||
|
|
var hitPosition = (hit != null && hit.HasValue) ? hit.Value.point : m_Transform.position;
|
|||
|
|
var hitNormal = (hit != null && hit.HasValue) ? hit.Value.normal : m_Transform.up;
|
|||
|
|
#if ULTIMATE_CHARACTER_CONTROLLER_MULTIPLAYER
|
|||
|
|
if (m_NetworkInfo != null && m_NetworkInfo.IsServer()) {
|
|||
|
|
m_DestructibleMonitor.Destruct(hitPosition, hitNormal);
|
|||
|
|
}
|
|||
|
|
#endif
|
|||
|
|
Destruct(hitPosition, hitNormal);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// Destroys the object.
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="hitPosition">The position of the destruction.</param>
|
|||
|
|
/// <param name="hitNormal">The normal direction of the destruction</param>
|
|||
|
|
public void Destruct(Vector3 hitPosition, Vector3 hitNormal)
|
|||
|
|
{
|
|||
|
|
for (int i = 0; i < m_SpawnedObjectsOnDestruction.Length; ++i) {
|
|||
|
|
if (m_SpawnedObjectsOnDestruction[i] == null) {
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
var spawnedObject = m_SpawnedObjectsOnDestruction[i].Instantiate(hitPosition, hitNormal, m_NormalizedGravity);
|
|||
|
|
if (spawnedObject == null) {
|
|||
|
|
continue;
|
|||
|
|
}
|
|||
|
|
var explosion = spawnedObject.GetCachedComponent<Explosion>();
|
|||
|
|
if (explosion != null) {
|
|||
|
|
explosion.Explode(m_DamageAmount, m_ImpactForce, m_ImpactForceFrames, m_Originator);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// The component and collider no longer need to be enabled after the object has been destroyed.
|
|||
|
|
if (m_Collider != null) {
|
|||
|
|
m_Collider.enabled = false;
|
|||
|
|
}
|
|||
|
|
m_Destroyed = true;
|
|||
|
|
|
|||
|
|
// The destructible should be destroyed.
|
|||
|
|
#if ULTIMATE_CHARACTER_CONTROLLER_MULTIPLAYER
|
|||
|
|
if (NetworkObjectPool.IsNetworkActive()) {
|
|||
|
|
// The object may have already been destroyed over the network.
|
|||
|
|
if (!m_GameObject.activeSelf) {
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
NetworkObjectPool.Destroy(m_GameObject);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
#endif
|
|||
|
|
ObjectPool.Destroy(m_GameObject);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// Stops the particle system.
|
|||
|
|
/// </summary>
|
|||
|
|
private void StopParticleSystem()
|
|||
|
|
{
|
|||
|
|
m_ParticleSystem.Stop();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// The component has been disabled.
|
|||
|
|
/// </summary>
|
|||
|
|
protected override void OnDisable()
|
|||
|
|
{
|
|||
|
|
base.OnDisable();
|
|||
|
|
|
|||
|
|
if (m_DestroyOnCollision && m_StickyCharacterLocomotion != null) {
|
|||
|
|
m_StickyCharacterLocomotion.RemoveIgnoredCollider(m_Collider);
|
|||
|
|
m_StickyCharacterLocomotion = null;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|