@polygonjs/polygonjs/dist/src/engine/nodes/mat/Volume.js

node-based WebGL 3D engine https://polygonjs.com

"use strict";
import { ShaderMaterial } from "three";
import { FrontSide } from "three";
import { PrimitiveMatNode } from "./_Base";
import VERTEX from "../gl/gl/volume/vert.glsl";
import FRAGMENT from "../gl/gl/volume/frag.glsl";
import { VOLUME_UNIFORMS } from "../gl/gl/volume/uniforms";
import { UniformsUtils } from "three";
import { NodeParamsConfig } from "../utils/params/ParamsConfig";
import { addUserDataRenderHook } from "../../../core/geometry/Material";
import { VolumeController, VolumeParamConfig } from "./utils/VolumeController";
import { MatType } from "../../poly/registers/nodes/types/Mat";
class VolumeMatParamsConfig extends VolumeParamConfig(NodeParamsConfig) {
}
const ParamsConfig = new VolumeMatParamsConfig();
export class VolumeMatNode extends PrimitiveMatNode {
  constructor() {
    super(...arguments);
    this.paramsConfig = ParamsConfig;
    this._volumeController = new VolumeController(this);
  }
  static type() {
    return MatType.VOLUME;
  }
  createMaterial() {
    const mat = new ShaderMaterial({
      vertexShader: VERTEX,
      fragmentShader: FRAGMENT,
      side: FrontSide,
      transparent: true,
      depthTest: true,
      uniforms: UniformsUtils.clone(VOLUME_UNIFORMS)
    });
    addUserDataRenderHook(mat, VolumeController.renderHook.bind(VolumeController));
    return mat;
  }
  initializeNode() {
  }
  async cook() {
    this._material = this._material || this.createMaterial();
    this._volumeController.updateUniformsFromParams(this._material);
    this.setMaterial(this._material);
  }
}