71 lines
2.1 KiB
C#
71 lines
2.1 KiB
C#
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// ClawCameraController.cs
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using UnityEngine;
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/// <summary>
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/// Keeps the camera's position and initial pitch/roll exactly as set in the Inspector.
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/// Rotates ONLY the yaw to track the target's yaw over time (no initial snap).
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/// </summary>
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public class ClawCameraController : MonoBehaviour
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{
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[Header("Target (use your claw root, e.g., craneA)")]
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public Transform target;
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[Header("Yaw Follow")]
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[Range(0f, 1f)] public float yawFollowFactor = 1f; // 1 = full follow
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public float yawOffsetDegrees = 0f;
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public float yawFollowSpeed = 10f;
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public float maxYawDegreesPerSecond = 0f;
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[Tooltip("Flip the follow direction if things feel reversed.")]
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public bool invertYaw = false;
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// Internals (captured at start to avoid snapping)
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private Transform _t;
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private float _camBasePitch;
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private float _camBaseYaw;
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private float _camBaseRoll;
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private float _targetBaseYaw;
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private float _yawVel;
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void Awake()
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{
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_t = transform;
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var e = _t.rotation.eulerAngles;
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_camBasePitch = e.x;
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_camBaseYaw = e.y;
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_camBaseRoll = e.z;
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if (!target)
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Debug.LogWarning("[ClawCameraController] No target set.");
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}
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void Start()
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{
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if (target)
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_targetBaseYaw = target.eulerAngles.y;
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}
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void LateUpdate()
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{
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if (!target) return;
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float targetYawNow = target.eulerAngles.y;
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float yawDelta = Mathf.DeltaAngle(_targetBaseYaw, targetYawNow); // (-180..180)
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float sign = invertYaw ? -1f : 1f;
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float desiredYaw = _camBaseYaw + (yawDelta * yawFollowFactor * sign) + yawOffsetDegrees;
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float currentYaw = _t.eulerAngles.y;
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float newYaw = Mathf.SmoothDampAngle(currentYaw, desiredYaw, ref _yawVel, 1f / Mathf.Max(0.0001f, yawFollowSpeed));
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if (maxYawDegreesPerSecond > 0f)
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{
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float maxStep = maxYawDegreesPerSecond * Time.deltaTime;
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float step = Mathf.Clamp(Mathf.DeltaAngle(currentYaw, newYaw), -maxStep, maxStep);
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newYaw = currentYaw + step;
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}
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_t.rotation = Quaternion.Euler(_camBasePitch, newYaw, _camBaseRoll);
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}
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}
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