57db47ac18
The Buffer class is WebGL specific, and it's not really a "data structure", in the pure sense of the term.
57 lines
929 B
JavaScript
57 lines
929 B
JavaScript
goog.provide('ol.webgl.Buffer');
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goog.require('goog.array');
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goog.require('goog.webgl');
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goog.require('ol');
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/**
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* @enum {number}
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*/
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ol.webgl.BufferUsage = {
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STATIC_DRAW: goog.webgl.STATIC_DRAW,
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STREAM_DRAW: goog.webgl.STREAM_DRAW,
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DYNAMIC_DRAW: goog.webgl.DYNAMIC_DRAW
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};
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/**
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* @constructor
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* @param {Array.<number>=} opt_arr Array.
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* @param {number=} opt_usage Usage.
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* @struct
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*/
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ol.webgl.Buffer = function(opt_arr, opt_usage) {
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/**
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* @private
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* @type {Array.<number>}
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*/
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this.arr_ = goog.isDef(opt_arr) ? opt_arr : [];
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/**
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* @private
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* @type {number}
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*/
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this.usage_ = goog.isDef(opt_usage) ?
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opt_usage : ol.webgl.BufferUsage.STATIC_DRAW;
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};
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/**
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* @return {Array.<number>} Array.
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*/
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ol.webgl.Buffer.prototype.getArray = function() {
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return this.arr_;
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};
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/**
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* @return {number} Usage.
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*/
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ol.webgl.Buffer.prototype.getUsage = function() {
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return this.usage_;
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};
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