@polygonjs/polygonjs/dist/src/engine/nodes/gl/Disk.js

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

"use strict";
import { TypedGlNode } from "./_Base";
import { ThreeToGl } from "../../../../src/core/ThreeToGl";
import DiskMethods from "./gl/disk.glsl";
import { NodeParamsConfig, ParamConfig } from "../utils/params/ParamsConfig";
import { GlConnectionPointType, GlConnectionPoint } from "../utils/io/connections/Gl";
import { FunctionGLDefinition } from "./utils/GLDefinition";
const OUTPUT_NAME = "float";
class DiskGlParamsConfig extends NodeParamsConfig {
  constructor() {
    super(...arguments);
    this.position = ParamConfig.VECTOR2([0, 0]);
    this.center = ParamConfig.VECTOR2([0, 0]);
    this.radius = ParamConfig.FLOAT(1);
    this.feather = ParamConfig.FLOAT(0.1);
  }
}
const ParamsConfig = new DiskGlParamsConfig();
export class DiskGlNode extends TypedGlNode {
  constructor() {
    super(...arguments);
    this.paramsConfig = ParamsConfig;
  }
  static type() {
    return "disk";
  }
  initializeNode() {
    super.initializeNode();
    this.io.outputs.setNamedOutputConnectionPoints([
      new GlConnectionPoint(OUTPUT_NAME, GlConnectionPointType.FLOAT)
    ]);
  }
  setLines(shaders_collection_controller) {
    const position = ThreeToGl.vector2(this.variableForInputParam(this.p.position));
    const center = ThreeToGl.vector2(this.variableForInputParam(this.p.center));
    const radius = ThreeToGl.float(this.variableForInputParam(this.p.radius));
    const feather = ThreeToGl.float(this.variableForInputParam(this.p.feather));
    const float = this.glVarName(OUTPUT_NAME);
    const body_line = `float ${float} = disk2d(${position}, ${center}, ${radius}, ${feather})`;
    shaders_collection_controller.addBodyLines(this, [body_line]);
    shaders_collection_controller.addDefinitions(this, [new FunctionGLDefinition(this, DiskMethods)]);
  }
}