larry babby and threejs for glsl

webGl/my-threejs-test/node_modules/@parcel/profiler/lib/Trace.js

@@ -0,0 +1,119 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+function _chromeTraceEvent() {
+  const data = require("chrome-trace-event");
+  _chromeTraceEvent = function () {
+    return data;
+  };
+  return data;
+}
+class Trace {
+  constructor() {
+    this.tracer = new (_chromeTraceEvent().Tracer)();
+    this.tid = 0;
+    this.eventId = 0;
+  }
+  getEventId() {
+    return this.eventId++;
+  }
+  init(ts) {
+    this.tracer.instantEvent({
+      name: 'TracingStartedInPage',
+      id: this.getEventId(),
+      ts,
+      cat: ['disabled-by-default-devtools.timeline'],
+      args: {
+        data: {
+          sessionId: '-1',
+          page: '0xfff',
+          frames: [{
+            frame: '0xfff',
+            url: 'parcel',
+            name: ''
+          }]
+        }
+      }
+    });
+    this.tracer.instantEvent({
+      name: 'TracingStartedInBrowser',
+      id: this.getEventId(),
+      ts,
+      cat: ['disabled-by-default-devtools.timeline'],
+      args: {
+        data: {
+          sessionId: '-1'
+        }
+      }
+    });
+  }
+  addCPUProfile(name, profile) {
+    if (this.eventId === 0) {
+      this.init(profile.startTime);
+    }
+    const trace = this.tracer;
+    const tid = this.tid;
+    this.tid++;
+    const cpuStartTime = profile.startTime;
+    const cpuEndTime = profile.endTime;
+    trace.instantEvent({
+      tid,
+      id: this.getEventId(),
+      cat: ['toplevel'],
+      name: 'TaskQueueManager::ProcessTaskFromWorkQueue',
+      args: {
+        src_file: '../../ipc/ipc_moji_bootstrap.cc',
+        src_func: 'Accept'
+      },
+      ts: cpuStartTime
+    });
+    trace.completeEvent({
+      tid,
+      name: 'EvaluateScript',
+      id: this.getEventId(),
+      cat: ['devtools.timeline'],
+      ts: cpuStartTime,
+      dur: cpuEndTime - cpuStartTime,
+      args: {
+        data: {
+          url: 'parcel',
+          lineNumber: 1,
+          columnNumber: 1,
+          frame: '0xFFF'
+        }
+      }
+    });
+    trace.instantEvent({
+      tid,
+      ts: 0,
+      ph: 'M',
+      cat: ['__metadata'],
+      name: 'thread_name',
+      args: {
+        name
+      }
+    });
+    trace.instantEvent({
+      tid,
+      name: 'CpuProfile',
+      id: this.getEventId(),
+      cat: ['disabled-by-default-devtools.timeline'],
+      ts: cpuEndTime,
+      args: {
+        data: {
+          cpuProfile: profile
+        }
+      }
+    });
+  }
+  pipe(writable) {
+    return this.tracer.pipe(writable);
+  }
+  flush() {
+    this.tracer.push(null);
+  }
+}
+exports.default = Trace;