33 lines
747 B
JavaScript
33 lines
747 B
JavaScript
// @ts-check
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import WebGLConstants from "../Core/WebGLConstants.js";
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/**
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* @private
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* @enum {number}
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*/
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const BufferUsage = {
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STREAM_DRAW: WebGLConstants.STREAM_DRAW,
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STATIC_DRAW: WebGLConstants.STATIC_DRAW,
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DYNAMIC_DRAW: WebGLConstants.DYNAMIC_DRAW,
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DYNAMIC_READ: WebGLConstants.DYNAMIC_READ,
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};
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/**
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* @private
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* @param {BufferUsage} bufferUsage
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*/
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// @ts-expect-error https://github.com/CesiumGS/cesium/issues/13420
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BufferUsage.validate = function (bufferUsage) {
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return (
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bufferUsage === BufferUsage.STREAM_DRAW ||
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bufferUsage === BufferUsage.STATIC_DRAW ||
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bufferUsage === BufferUsage.DYNAMIC_DRAW ||
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bufferUsage === BufferUsage.DYNAMIC_READ
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);
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};
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Object.freeze(BufferUsage);
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export default BufferUsage;
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