90 lines
3.3 KiB
C#
90 lines
3.3 KiB
C#
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace BNG {
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public class Explosive : MonoBehaviour {
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[Header("Explosion Settings : ")]
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[Tooltip("Objects within this radius will have damage and force applied to it")]
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public float ExplosionRadius = 5f;
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[Tooltip("Apply damage to an item if it has a Damageable component attached. ")]
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public float ExplosionDamage = 0f;
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[Tooltip("If an object has a Rigidbody and is within ExplosionRadius, it will have this amount of ExplosionForce added to it")]
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public float ExplosionForce = 500f;
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[Tooltip("Add an UpwardsModifier to AddExplosionForce. Use this to make objects fly more up into the air, instead of just outwardly.")]
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public float ExplosiveUpwardsModifier = 3f;
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[Header("Shown for Debug : ")]
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public bool ShowExplosionRadius = false;
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public virtual void DoExplosion() {
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StartCoroutine(explosionRoutine());
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}
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IEnumerator explosionRoutine() {
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// Get all objects in explosion radius
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Collider[] colliders = Physics.OverlapSphere(transform.position, ExplosionRadius);
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// First Damage all of the items
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for (int x = 0; x < colliders.Length; x++) {
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Collider hit = colliders[x];
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// Apply Damage
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if (ExplosionDamage > 0) {
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Damageable damageable = hit.GetComponent<Damageable>();
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if (damageable) {
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if(hit.GetComponent<Explosive>() != null) {
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// Add slight delay do damaging explosives so everything doesn't go off at once
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StartCoroutine(dealDelayedDamaged(damageable, 0.1f));
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}
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else {
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damageable.DealDamage(ExplosionDamage, hit.ClosestPoint(transform.position), transform.eulerAngles, true, gameObject, hit.gameObject);
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}
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}
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}
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}
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// Wait a frame so physics can be applied after damaging the items
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yield return new WaitForFixedUpdate();
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colliders = Physics.OverlapSphere(transform.position, ExplosionRadius);
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// Then Add Physics Force
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for (int x = 0; x < colliders.Length; x++) {
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Collider hit = colliders[x];
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Rigidbody rb = hit.GetComponent<Rigidbody>();
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// Add physics force
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if (rb != null) {
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rb.AddExplosionForce(ExplosionForce, transform.position, ExplosionRadius, ExplosiveUpwardsModifier);
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}
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}
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yield return null;
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}
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IEnumerator dealDelayedDamaged(Damageable damageable, float delayTime) {
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yield return new WaitForSeconds(delayTime);
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damageable.DealDamage(ExplosionDamage);
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}
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void OnDrawGizmosSelected() {
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// Draw a yellow sphere at the transform's position
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if(ShowExplosionRadius) {
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Gizmos.color = Color.yellow;
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Gizmos.DrawSphere(transform.position, ExplosionRadius);
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}
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}
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}
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}
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