From 4550370b51ee14b6f58014712434b3d8548bbb92 Mon Sep 17 00:00:00 2001
From: hu de yi <mehudeyi@163.com>
Date: Thu, 30 Oct 2025 14:39:01 +0800
Subject: [PATCH 1/3] feat: worker idle message add throttle support

---
 packages/maptalks/src/core/worker/WorkerPool.ts | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/packages/maptalks/src/core/worker/WorkerPool.ts b/packages/maptalks/src/core/worker/WorkerPool.ts
index 9ee37a2923..ef059ba599 100644
--- a/packages/maptalks/src/core/worker/WorkerPool.ts
+++ b/packages/maptalks/src/core/worker/WorkerPool.ts
@@ -55,8 +55,11 @@ export default class WorkerPool {
     _messages: MessageBatch[][]
     //@internal
     _messageBuffers: ArrayBuffer[]
+    //@internal
+    _idleLoopCount: number;
     workers: Worker[]
     constructor() {
+        this._idleLoopCount = 0;
         this.active = {};
         this.workerCount = typeof window !== 'undefined' ? (GlobalConfig.workerCount || hardwareWorkerCount) : 0;
         this._messages = [];
@@ -125,9 +128,15 @@ export default class WorkerPool {
     }
 
     broadcastIdleMessage(messageRatio: number) {
+        if (this._idleLoopCount < 3) {
+            this._idleLoopCount++;
+            return this;
+        }
+        this._idleLoopCount = 0;
         const workers = this.getWorkers();
+        const message = { messageType: 'idle', messageRatio };
         workers.forEach(worker => {
-            worker.postMessage({ messageType: 'idle', messageRatio });
+            worker.postMessage(message);
         });
         return this;
     }

From fadfcc36ca391cc560f65be991d30ad9df93bb01 Mon Sep 17 00:00:00 2001
From: hu de yi <mehudeyi@163.com>
Date: Thu, 6 Nov 2025 16:26:44 +0800
Subject: [PATCH 2/3] update

---
 packages/maptalks/src/core/worker/WorkerPool.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/maptalks/src/core/worker/WorkerPool.ts b/packages/maptalks/src/core/worker/WorkerPool.ts
index ef059ba599..97425fecae 100644
--- a/packages/maptalks/src/core/worker/WorkerPool.ts
+++ b/packages/maptalks/src/core/worker/WorkerPool.ts
@@ -128,6 +128,7 @@ export default class WorkerPool {
     }
 
     broadcastIdleMessage(messageRatio: number) {
+        //目前idle空转情况严重,没有必要频率这么高
         if (this._idleLoopCount < 3) {
             this._idleLoopCount++;
             return this;

From 68b1d66eb512468259ea03fa1bff5741e237399e Mon Sep 17 00:00:00 2001
From: hu de yi <mehudeyi@163.com>
Date: Fri, 7 Nov 2025 09:08:27 +0800
Subject: [PATCH 3/3] update

---
 packages/maptalks/src/core/worker/WorkerPool.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/maptalks/src/core/worker/WorkerPool.ts b/packages/maptalks/src/core/worker/WorkerPool.ts
index 97425fecae..9ee3a7a251 100644
--- a/packages/maptalks/src/core/worker/WorkerPool.ts
+++ b/packages/maptalks/src/core/worker/WorkerPool.ts
@@ -128,7 +128,7 @@ export default class WorkerPool {
     }
 
     broadcastIdleMessage(messageRatio: number) {
-        //目前idle空转情况严重,没有必要频率这么高
+        //目前idle空转情况严重,没有必要频率这么高,简单的限制下
         if (this._idleLoopCount < 3) {
             this._idleLoopCount++;
             return this;