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Move WebGL extension cache to gl.luma.extensions (#2498)

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88.89
/modules/webgl/src/context/helpers/webgl-context-data.ts
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// luma.gl
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// SPDX-License-Identifier: MIT
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// Copyright (c) vis.gl contributors
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import type {GLExtensions} from '@luma.gl/constants';




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/**




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 * Stores luma.gl specific state associated with a context




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 */




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export interface WebGLContextData {




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  _polyfilled: boolean;




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  extensions: GLExtensions;




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  softwareRenderer?: boolean;




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}




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/**




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 * Gets luma.gl specific state from a context




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 * @returns context state




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 */




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export function getWebGLContextData(gl: WebGL2RenderingContext): WebGLContextData {





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  // @ts-expect-error




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  const contextData = (gl.luma as WebGLContextData | null) || {





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    _polyfilled: false,




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    extensions: {}




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  };




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  contextData._polyfilled ??= false;




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  contextData.extensions ||= {};




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  // @ts-expect-error




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  gl.luma = contextData;




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  return contextData;




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}




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