新增TimeRuler用于分析游戏平均帧率

2021-01-20 15:35:59 +08:00
parent 1be5862dc4
commit f6b6a8aa1b
9 changed files with 792 additions and 65 deletions
--- a/source/src/ECS/Utils/Time.ts
+++ b/source/src/ECS/Utils/Time.ts
@@ -13,10 +13,15 @@ module es {
        public static frameCount = 0;
        /** 自场景加载以来的总时间 */
        public static timeSinceSceneLoad: number = 0;
-        private static _lastTime = 0;
+        private static _lastTime = -1;

        public static update(currentTime: number) {
-            let dt = (currentTime - this._lastTime) / 1000;
+            if (currentTime == -1)
+                currentTime = Date.now();
+            if (this._lastTime == -1)
+                this._lastTime = currentTime;
+
+            let dt = currentTime - this._lastTime;
            this.totalTime += dt;
            this.deltaTime = dt * this.timeScale;
            this.unscaledDeltaTime = dt;