84 lines
2.2 KiB
C#
84 lines
2.2 KiB
C#
using UnityEngine;
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using System.Collections;
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using UnityEngine.Audio;
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namespace Nothke.Audio
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{
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public class CollisionSounds : MonoBehaviour
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{
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const float RELATIVE_VELOCITY_TRESHOLD = 0.1f;
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// impulse based, currently unused:
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//const float IMPULSE_VOLUME_MULT = 0.00001f;
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//const float IMPULSE_THRESHOLD = 1;
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public CollisionSoundsProfile profile;
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public float volumeVelocityMult = 0.05f;
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public float timeout = 0.05f;
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public float pitchMult = 1;
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float lastTime;
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public bool preventDoubleSound;
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public AudioMixerGroup mixerGroup;
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#if UNITY_EDITOR
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private void Start()
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{
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if (!profile)
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Debug.LogError("No collision sounds profile assigned", this);
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}
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#endif
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public void ResetTimeout()
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{
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lastTime = Time.time;
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}
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void OnCollisionEnter(Collision collision)
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{
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if (!enabled)
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return;
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// Prevent sound in the first second
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float time = Time.time;
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if (time < 1)
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return;
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if (timeout > 0)
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{
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if (time - lastTime < timeout)
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return;
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lastTime = time;
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}
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if (preventDoubleSound)
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{
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var colSound = collision.collider.GetComponent<CollisionSounds>();
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if (colSound)
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colSound.ResetTimeout();
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}
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//float impulse = (collision.impulse / Time.fixedDeltaTime).magnitude;
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//Debug.Log("Impulse: " + impulse);
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//if (impulse < IMPULSE_THRESHOLD) return;
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var relVel = collision.relativeVelocity.magnitude;
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if (relVel < RELATIVE_VELOCITY_TRESHOLD)
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return;
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Debug.Assert(profile, "No collision sounds profile assigned", this);
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// TODO: Move parameters to AudioManager:
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profile.clips.Play(collision.GetContact(0).point,
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volume: relVel * volumeVelocityMult,
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pitch: Random.Range(0.95f, 1.05f) * pitchMult,
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minDistance: 10, mixerGroup: mixerGroup);
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}
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}
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} |