Remove VertexArrayObject polyfill for IE11 (#5957)

* Remove VertexArrayObject polyfill for IE11 * removed from index --------- Co-authored-by: Martin Valigursky <mvaligursky@snapchat.com>
playcanvas · Jan 22, 2024 · 2fdee80 · 2fdee80
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diff --git a/src/index.js b/src/index.js
@@ -20,7 +20,6 @@ import './polyfill/object-values.js';
 import './polyfill/pointer-lock.js';
 import './polyfill/string.js';
 import './polyfill/typedarray-fill.js';
-import './polyfill/OESVertexArrayObject.js';
 
 // CORE
 export * from './core/constants.js';

diff --git a/src/platform/graphics/webgl/webgl-graphics-device.js b/src/platform/graphics/webgl/webgl-graphics-device.js
@@ -1,4 +1,3 @@
-import { setupVertexArrayObject } from '../../../polyfill/OESVertexArrayObject.js';
 import { math } from '../../../core/math/math.js';
 import { Debug } from '../../../core/debug.js';
 import { platform } from '../../../core/platform.js';
@@ -415,11 +414,6 @@ class WebglGraphicsDevice extends GraphicsDevice {
         // enable temporary workaround for glBlitFramebuffer failing on Mac Chrome (#2504)
         this._tempMacChromeBlitFramebufferWorkaround = isMac && isChrome && !options.alpha;
 
-        // init polyfill for VAOs under webgl1
-        if (!this.isWebGL2) {
-            setupVertexArrayObject(gl);
-        }
-
         canvas.addEventListener("webglcontextlost", this._contextLostHandler, false);
         canvas.addEventListener("webglcontextrestored", this._contextRestoredHandler, false);
 

diff --git a/src/polyfill/OESVertexArrayObject.js b/src/polyfill/OESVertexArrayObject.js