From 44393109576ffd6933b7ab4131a778ebfeaf7703 Mon Sep 17 00:00:00 2001
From: thinkinggis <lzx199065@gmail.com>
Date: Tue, 21 Jul 2020 19:00:44 +0800
Subject: [PATCH] =?UTF-8?q?fix(interaction):=20=E9=AB=98=E5=88=86=E5=B1=8F?=
 =?UTF-8?q?=E6=8B=BE=E5=8F=96=E9=97=AE=E9=A2=98?=
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---
 .../core/src/services/interaction/PickingService.ts  | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/packages/core/src/services/interaction/PickingService.ts b/packages/core/src/services/interaction/PickingService.ts
index 459293de29..21004e0c18 100644
--- a/packages/core/src/services/interaction/PickingService.ts
+++ b/packages/core/src/services/interaction/PickingService.ts
@@ -48,10 +48,12 @@ export default class PickingService implements IPickingService {
       getViewportSize,
       getContainer,
     } = this.rendererService;
-    const {
+    let {
       width,
       height,
     } = (getContainer() as HTMLElement).getBoundingClientRect();
+    width *= window.devicePixelRatio;
+    height *= window.devicePixelRatio;
     this.pickBufferScale =
       this.configService.getSceneConfig(id).pickBufferScale || 1;
     // 创建 picking framebuffer，后续实时 resize
@@ -86,10 +88,12 @@ export default class PickingService implements IPickingService {
       clear,
       getContainer,
     } = this.rendererService;
-    const {
+    let {
       width,
       height,
     } = (getContainer() as HTMLElement).getBoundingClientRect();
+    width *= window.devicePixelRatio;
+    height *= window.devicePixelRatio;
     if (this.width !== width || this.height !== height) {
       this.pickingFBO.resize({
         width: Math.round(width / this.pickBufferScale),
@@ -125,10 +129,12 @@ export default class PickingService implements IPickingService {
   ) => {
     let isPicked = false;
     const { getViewportSize, readPixels, getContainer } = this.rendererService;
-    const {
+    let {
       width,
       height,
     } = (getContainer() as HTMLElement).getBoundingClientRect();
+    width *= window.devicePixelRatio;
+    height *= window.devicePixelRatio;
     const { enableHighlight, enableSelect } = layer.getLayerConfig();
 
     const xInDevicePixel = x * window.devicePixelRatio;