From beb37224c87a9ddb75861a69f22e95ea87df73bc Mon Sep 17 00:00:00 2001
From: japie <jieweiwu@google.com>
Date: Tue, 15 Feb 2022 12:19:53 -0800
Subject: [PATCH] scalar: moves background transparent to be taken by threejs
 WebGL renderer(#5567)

---
 .../line_chart_v2/lib/renderer/threejs_renderer.ts        | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/tensorboard/webapp/widgets/line_chart_v2/lib/renderer/threejs_renderer.ts b/tensorboard/webapp/widgets/line_chart_v2/lib/renderer/threejs_renderer.ts
index ae76476a83c..7b9d18a21f3 100644
--- a/tensorboard/webapp/widgets/line_chart_v2/lib/renderer/threejs_renderer.ts
+++ b/tensorboard/webapp/widgets/line_chart_v2/lib/renderer/threejs_renderer.ts
@@ -283,11 +283,9 @@ export class ThreeRenderer implements ObjectRenderer<CacheValue> {
 
     this.renderer = new THREE.WebGLRenderer({
       canvas: canvas as HTMLCanvasElement,
-      context: canvas.getContext('webgl2', {
-        antialias: true,
-        precision: 'highp',
-        alpha: true,
-      } as WebGLContextAttributes) as WebGLRenderingContext,
+      context: canvas.getContext('webgl2') as WebGLRenderingContext,
+      antialias: true,
+      alpha: true,
     });
     this.renderer.setPixelRatio(devicePixelRatio);
   }