fix: polygon triangle dimensions

.github/workflows/mirror.yml

@@ -1,19 +0,0 @@
-name: 🤖 Sync to Gitee Mirror
-
-on: [push]
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - name: 🔁 Sync to Gitee
-        uses: wearerequired/git-mirror-action@master
-        env:
-          # 注意在 Settings->Secrets 配置 GITEE_RSA_PRIVATE_KEY
-          SSH_PRIVATE_KEY: ${{ secrets.GITEE_RSA_PRIVATE_KEY }}
-        with:
-          # 注意替换为你的 GitHub 源仓库地址
-          source-repo: 'git@github.com:antvis/L7.git'
-          # 注意替换为你的 Gitee 目标仓库地址
-          destination-repo: 'git@gitee.com:antv-l7/antv-l7.git'
-

packages/utils/src/workers/triangulation.ts

@@ -71,7 +71,7 @@ export function polygonFillTriangulation(feature: IEncodeFeature) {
   }
   // https://github.com/mapbox/earcut/issues/159
   const triangles = earcut(vertices, holes, dimensions);
-  for (let i = 0; i < vertices.length; i += 2) {
+  for (let i = 0; i < vertices.length; i += dimensions) {
     vertices[i + 1] = un_project_y(vertices[i + 1]);
   }