Claude script

using UnityEngine;
using AC;

public class FootstepDust : MonoBehaviour
{
    public ParticleSystem dustParticles;
    private Char acCharacter;
    private float lastMoveSpeed = 0f;

    // Add these configuration parameters
    [Header("Dust Control")]
    [Tooltip("Minimum speed required to show dust")]
    public float minSpeedThreshold = 0.05f;
    [Tooltip("How quickly dust responds to movement changes")]
    public float responsiveness = 0.2f;
    [Tooltip("Base emission rate for dust particles")]
    public float baseEmissionRate = 5f;

    // Track the character's velocity over time
    private Vector3 lastPosition;
    private float currentVelocity;

    void Start()
    {
        acCharacter = GetComponent<Char>();

        if (dustParticles == null)
            dustParticles = GetComponentInChildren<ParticleSystem>();

        if (dustParticles != null) {
            // Configure particle system for more consistent behavior
            var emission = dustParticles.emission;
            emission.rateOverTime = 0;
            dustParticles.Play(); // Keep the system always playing but with zero emission
        }

        lastPosition = transform.position;
    }

    void Update()
    {
        if (acCharacter == null || dustParticles == null)
            return;

        // Calculate actual movement velocity rather than relying only on AC's GetMoveSpeed
        Vector3 currentPosition = transform.position;
        currentVelocity = Vector3.Distance(currentPosition, lastPosition) / Time.deltaTime;
        lastPosition = currentPosition;

        // Combine AC's movement speed with actual measured velocity for more accuracy
        float acSpeed = acCharacter.GetMoveSpeed();
        float effectiveSpeed = Mathf.Max(currentVelocity, acSpeed);

        // Only emit particles when character is moving and on ground
        var emission = dustParticles.emission;

        if (effectiveSpeed > minSpeedThreshold && acCharacter.IsGrounded())
        {
            // Smoothly adjust emission rate rather than abruptly changing it
            float targetRate = effectiveSpeed * baseEmissionRate;
            float currentRate = emission.rateOverTime.constant;
            float newRate = Mathf.Lerp(currentRate, targetRate, responsiveness);

            emission.rateOverTime = newRate;
        }
        else
        {
            // Gradually reduce emission rate to zero instead of stopping immediately
            float currentRate = emission.rateOverTime.constant;
            if (currentRate > 0) {
                emission.rateOverTime = Mathf.Lerp(currentRate, 0, responsiveness * 2);
            }
        }
    }
}