@script ExecuteInEditMode
private var gui : GUIText;
private var updateInterval = 1.0;
private var lastInterval : double; // Last interval end time
private var frames = 0; // Frames over current interval
function Start()
{
lastInterval = Time.realtimeSinceStartup;
frames = 0;
}
function OnDisable ()
{
if (gui)
DestroyImmediate (gui.gameObject);
}
function Update()
{
#if !UNITY_FLASH
++frames;
var timeNow = Time.realtimeSinceStartup;
if (timeNow > lastInterval + updateInterval)
{
if (!gui)
{
var go : GameObject = new GameObject("FPS Display", GUIText);
go.hideFlags = HideFlags.HideAndDontSave;
go.transform.position = Vector3(0,0,0);
gui = go.guiText;
gui.pixelOffset = Vector2(5,55);
}
var fps : float = frames / (timeNow - lastInterval);
var ms : float = 1000.0f / Mathf.Max (fps, 0.00001);
gui.text = ms.ToString("f1") + "ms " + fps.ToString("f2") + "FPS";
frames = 0;
lastInterval = timeNow;
}
#endif
}
这篇博客介绍了如何在Unity3D中创建一个脚本,用于实时监测并显示游戏的帧率(FPS)。通过`ExecuteInEditMode`允许在编辑器模式下运行,脚本会在每秒更新一次,计算并展示从上一次更新到现在的平均帧率,并在屏幕上以毫秒(ms)和帧率(FPS)的形式呈现。

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