106 lines
3.1 KiB
C#
106 lines
3.1 KiB
C#
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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/// <summary>
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/// Plays a Sound Clip OnCollisionEnter
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/// </summary>
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public class CollisionSound : MonoBehaviour {
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public AudioClip CollisionAudio;
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AudioSource audioSource;
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float startTime;
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Collider col;
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Grabbable grab;
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/// <summary>
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/// Volume will never be played below this amount. 0-1
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/// </summary>
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public float MinimumVolume = 0.25f;
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/// <summary>
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/// Cap volume at this level 0 - 1
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/// </summary>
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public float MaximumVolume = 1f;
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public bool RecentlyPlayedSound = false;
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float lastPlayedSound;
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public float LastRelativeVelocity = 0;
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void Start() {
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audioSource = GetComponent<AudioSource>();
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if(audioSource == null) {
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audioSource = gameObject.AddComponent<AudioSource>();
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audioSource.spatialBlend = 1f;
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}
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startTime = Time.time;
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col = GetComponent<Collider>();
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grab = GetComponent<Grabbable>();
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}
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private void OnCollisionEnter(Collision collision) {
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// Just spawned, don't fire collision sound immediately
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if(Time.time - startTime < 0.2f) {
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return;
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}
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// No Collider present, don't play sound
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if (col == null || !col.enabled) {
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return;
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}
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float colVelocity = collision.relativeVelocity.magnitude;
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bool otherColliderPlayedSound = false;
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var colSound = collision.collider.GetComponent<CollisionSound>();
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// Don't play a sound if something else is playing the same sound.
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// This prevents overlap
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if (colSound) {
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otherColliderPlayedSound = colSound.RecentlyPlayedSound && colSound.CollisionAudio == CollisionAudio;
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}
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float soundVolume = Mathf.Clamp(collision.relativeVelocity.magnitude / 10, MinimumVolume, MaximumVolume);
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bool minVelReached = colVelocity > 0.1f;
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// If object is being held play the sound very lightly
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if(!minVelReached && grab != null && grab.BeingHeld) {
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minVelReached = true;
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soundVolume = 0.1f;
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}
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bool audioValid = audioSource != null && CollisionAudio != null;
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if (minVelReached && audioValid && !otherColliderPlayedSound) {
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LastRelativeVelocity = colVelocity;
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// Play Shot
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if (audioSource.isPlaying) {
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audioSource.Stop();
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}
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audioSource.clip = CollisionAudio;
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audioSource.pitch = Time.timeScale;
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audioSource.volume = soundVolume;
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audioSource.Play();
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RecentlyPlayedSound = true;
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Invoke("resetLastPlayedSound", 0.1f);
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}
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}
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void resetLastPlayedSound() {
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RecentlyPlayedSound = false;
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}
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}
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}
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