如何修改transform.Translate移动速度？如何提升miFat对象Y轴振动频率？

Got it, let's break down your two Unity questions one by one:

transform.Translate works by adding a displacement value to the object's position per frame—so if you don't account for frame rate, your movement speed will be inconsistent across different devices. Here's how to fix that and control speed properly:

First, define a speed variable you can tweak, then multiply it by Time.deltaTime (the time since the last frame) to make movement frame-rate independent.

Example code:

// Assign this value in the Inspector or code to control speed
public float moveSpeed = 6f; 

void Update() {
    // Multiply direction, speed, and Time.deltaTime for consistent movement
    transform.Translate(Vector3.forward * moveSpeed * Time.deltaTime);
}

• Increase moveSpeed to make the object move faster, decrease it to slow down.
• Time.deltaTime ensures the object moves the same distance per second, whether your game runs at 30 FPS or 60 FPS.

The 0.1f parameter you're referring to is likely the amplitude (how far the object moves up/down with each vibration), not the frequency (how many times it vibrates per second). To make the vibration faster, you need to control how quickly the oscillation cycle repeats.

A common approach uses Mathf.Sin() (which creates smooth back-and-forth movement) scaled by a frequency value, paired with a coroutine to limit the vibration to 5 seconds. Here's a practical implementation:

// How far the object moves up/down (your original 0.1f)
public float vibrationAmplitude = 0.1f; 
// How fast the vibration cycles (higher = faster)
public float vibrationFrequency = 20f; 

void Start() {
    // Start the vibration coroutine that runs for exactly 5 seconds
    StartCoroutine(VibrateYAxisForDuration(5f));
}

IEnumerator VibrateYAxisForDuration(float duration) {
    Vector3 originalPos = transform.position;
    float startTime = Time.time;

    while (Time.time - startTime < duration) {
        // Calculate Y offset using a sine wave, scaled by frequency
        float yOffset = Mathf.Sin(Time.time * vibrationFrequency) * vibrationAmplitude;
        // Update position while keeping X/Z fixed
        transform.position = new Vector3(originalPos.x, originalPos.y + yOffset, originalPos.z);
        yield return null; // Wait for the next frame before updating again
    }

    // Reset object to its original position after vibration ends
    transform.position = originalPos;
}

• To make the vibration faster, increase the vibrationFrequency value. For example, changing it from 20f to 40f will double the number of vibrations per second.
• Keep vibrationAmplitude at 0.1f if you don't want to change how far the object moves—only how quickly it oscillates.

内容的提问来源于stack exchange，提问作者ktsakiris