@pixi/core/lib/geometry/Attribute.js

Core PixiJS

"use strict";
var constants = require("@pixi/constants");
class Attribute {
  /**
   * @param buffer - the id of the buffer that this attribute will look for
   * @param size - the size of the attribute. If you have 2 floats per vertex (eg position x and y) this would be 2.
   * @param normalized - should the data be normalized.
   * @param {PIXI.TYPES} [type=PIXI.TYPES.FLOAT] - what type of number is the attribute. Check {@link PIXI.TYPES} to see the ones available
   * @param [stride=0] - How far apart, in bytes, the start of each value is. (used for interleaving data)
   * @param [start=0] - How far into the array to start reading values (used for interleaving data)
   * @param [instance=false] - Whether the geometry is instanced.
   * @param [divisor=1] - Divisor to use when doing instanced rendering
   */
  constructor(buffer, size = 0, normalized = !1, type = constants.TYPES.FLOAT, stride, start, instance, divisor = 1) {
    this.buffer = buffer, this.size = size, this.normalized = normalized, this.type = type, this.stride = stride, this.start = start, this.instance = instance, this.divisor = divisor;
  }
  /** Destroys the Attribute. */
  destroy() {
    this.buffer = null;
  }
  /**
   * Helper function that creates an Attribute based on the information provided
   * @param buffer - the id of the buffer that this attribute will look for
   * @param [size=0] - the size of the attribute. If you have 2 floats per vertex (eg position x and y) this would be 2
   * @param [normalized=false] - should the data be normalized.
   * @param [type=PIXI.TYPES.FLOAT] - what type of number is the attribute. Check {@link PIXI.TYPES} to see the ones available
   * @param [stride=0] - How far apart, in bytes, the start of each value is. (used for interleaving data)
   * @returns - A new {@link PIXI.Attribute} based on the information provided
   */
  static from(buffer, size, normalized, type, stride) {
    return new Attribute(buffer, size, normalized, type, stride);
  }
}
exports.Attribute = Attribute;
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