@openhps/core/dist/esm/three/renderers/common/nodes/NodeSampler.js

Open Hybrid Positioning System - Core component

import Sampler from '../Sampler.js';

/**
 * A special form of sampler binding type.
 * It's texture value is managed by a node object.
 *
 * @private
 * @augments Sampler
 */
class NodeSampler extends Sampler {
  /**
   * Constructs a new node-based sampler.
   *
   * @param {string} name - The samplers's name.
   * @param {TextureNode} textureNode - The texture node.
   * @param {UniformGroupNode} groupNode - The uniform group node.
   */
  constructor(name, textureNode, groupNode) {
    super(name, textureNode ? textureNode.value : null);

    /**
     * The texture node.
     *
     * @type {TextureNode}
     */
    this.textureNode = textureNode;

    /**
     * The uniform group node.
     *
     * @type {UniformGroupNode}
     */
    this.groupNode = groupNode;
  }

  /**
   * Updates the texture value of this sampler.
   */
  update() {
    this.texture = this.textureNode.value;
  }
}
export default NodeSampler;