pixi.js/lib/rendering/renderers/shared/texture/sources/BufferImageSource.js

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'use strict';

var Extensions = require('../../../../../extensions/Extensions.js');
var TextureSource = require('./TextureSource.js');

"use strict";
class BufferImageSource extends TextureSource.TextureSource {
  constructor(options) {
    const buffer = options.resource || new Float32Array(options.width * options.height * 4);
    let format = options.format;
    if (!format) {
      if (buffer instanceof Float32Array) {
        format = "rgba32float";
      } else if (buffer instanceof Int32Array) {
        format = "rgba32uint";
      } else if (buffer instanceof Uint32Array) {
        format = "rgba32uint";
      } else if (buffer instanceof Int16Array) {
        format = "rgba16uint";
      } else if (buffer instanceof Uint16Array) {
        format = "rgba16uint";
      } else if (buffer instanceof Int8Array) {
        format = "bgra8unorm";
      } else {
        format = "bgra8unorm";
      }
    }
    super({
      ...options,
      resource: buffer,
      format
    });
    this.uploadMethodId = "buffer";
  }
  static test(resource) {
    return resource instanceof Int8Array || resource instanceof Uint8Array || resource instanceof Uint8ClampedArray || resource instanceof Int16Array || resource instanceof Uint16Array || resource instanceof Int32Array || resource instanceof Uint32Array || resource instanceof Float32Array;
  }
}
BufferImageSource.extension = Extensions.ExtensionType.TextureSource;

exports.BufferImageSource = BufferImageSource;
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