45 lines
1.3 KiB
C#
45 lines
1.3 KiB
C#
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using UnityEngine;
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namespace EdgeFusion {
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public class RockBob : MonoBehaviour {
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[Tooltip("Movement amplitude in meters")] public float amplitude = 0.2f;
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[Tooltip("Oscillation period in seconds")] public float period = 2.5f;
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[Tooltip("Ease-in/out factor (0=sinusoidal)")] [Range(0f,1f)] public float smooth = 0.25f;
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Vector3 initialPosition;
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float angularSpeed;
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float phase;
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void Awake() {
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initialPosition = transform.position;
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angularSpeed = period > 0f ? (Mathf.PI * 2f) / period : 0f;
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phase = Random.value * Mathf.PI * 2f;
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}
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void OnEnable() {
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angularSpeed = period > 0f ? (Mathf.PI * 2f) / period : 0f;
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}
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void Update() {
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if (angularSpeed <= 0f || amplitude == 0f) return;
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phase += angularSpeed * Time.deltaTime;
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if (phase > Mathf.PI * 2f) phase -= Mathf.PI * 2f;
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float s = Mathf.Sin(phase);
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if (smooth > 0f) {
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float t = (s + 1f) * 0.5f; // [0..1]
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float eased = t * t * (3f - 2f * t);
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s = Mathf.LerpUnclamped(-1f, 1f, eased);
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}
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Vector3 p = initialPosition;
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p.y += s * amplitude;
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transform.position = p;
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}
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}
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}
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