@polygonjs/polygonjs/dist/src/core/particles/CoreParticles.js

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

"use strict";
import { CoreParticlesController } from "./CoreParticlesController";
import { CoreParticlesAttribute } from "./CoreParticlesAttribute";
const coreParticlesControllerByNodeId = /* @__PURE__ */ new Map();
const rendererByNodeId = /* @__PURE__ */ new Map();
export async function createOrFindParticlesController(object, scene) {
  const nodeId = CoreParticlesAttribute.getParticlesNodeId(object);
  let controller = coreParticlesControllerByNodeId.get(nodeId);
  if (!controller) {
    const node = scene.graph.nodeFromId(nodeId);
    if (node) {
      controller = new CoreParticlesController(scene, node);
      coreParticlesControllerByNodeId.set(nodeId, controller);
    }
  }
  if (controller) {
    const renderer = rendererByNodeId.get(nodeId);
    if (renderer) {
      controller.init(object, renderer);
    }
  }
}
export function setParticleRenderer(nodeId, renderer) {
  rendererByNodeId.set(nodeId, renderer);
}
export function stepParticles(object, delta, configRef) {
  var _a;
  (_a = coreParticlesControllerFromObject(object)) == null ? void 0 : _a.stepSimulation(delta, configRef);
}
export function resetParticles(object) {
  var _a;
  (_a = coreParticlesControllerFromObject(object)) == null ? void 0 : _a.reset();
}
export function disposeParticlesFromNode(node) {
  const nodeId = node.graphNodeId();
  const controller = coreParticlesControllerByNodeId.get(nodeId);
  controller == null ? void 0 : controller.dispose();
  coreParticlesControllerByNodeId.delete(nodeId);
}
function coreParticlesControllerFromObject(object) {
  const nodeId = CoreParticlesAttribute.getParticlesNodeId(object);
  return coreParticlesControllerByNodeId.get(nodeId);
}
export function coreParticlesControllerFromNode(node) {
  return coreParticlesControllerByNodeId.get(node.graphNodeId());
}
export function gpuControllerFromNode(node) {
  var _a;
  return (_a = coreParticlesControllerFromNode(node)) == null ? void 0 : _a.gpuController;
}
export function renderControllerFromNode(node) {
  var _a;
  return (_a = coreParticlesControllerFromNode(node)) == null ? void 0 : _a.renderController;
}