@polygonjs/polygonjs/src/engine/nodes/sop/ClothDebug.ts

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

// /**
//  * Debug Cloth input Geometries
//  *
//  *
//  */
// import {Object3D, Mesh, BufferGeometry, BufferAttribute} from 'three';
// import {TypedActorSopNode} from './_BaseActor';
// import {CoreGroup} from '../../../core/geometry/Group';
// import {NodeParamsConfig, ParamConfig} from '../utils/params/ParamsConfig';
// import {ClothGeometryInitController} from '../../../core/cloth/modules/ClothGeometryInitController';

// class ClothDebugSopParamsConfig extends NodeParamsConfig {
// 	// detail = ParamConfig.INTEGER(31, {
// 	// 	range: [0, 32],
// 	// 	rangeLocked: [true, false],
// 	// });
// 	// dist = ParamConfig.FLOAT(0.1);
// 	populateAdjacency = ParamConfig.BOOLEAN(1);
// 	neighboursCount = ParamConfig.BOOLEAN(1);
// 	adjacency = ParamConfig.BOOLEAN(1);
// 	adjacencyDistance = ParamConfig.BOOLEAN(1);
// }
// const ParamsConfig = new ClothDebugSopParamsConfig();

// export class ClothDebugSopNode extends TypedActorSopNode<ClothDebugSopParamsConfig> {
// 	override readonly paramsConfig = ParamsConfig;
// 	static override type() {
// 		return 'clothDebug';
// 	}

// 	protected override initializeNode() {
// 		this.io.inputs.setCount(1);
// 	}

// 	override async cook(inputCoreGroups: CoreGroup[]) {
// 		const coreGroup = inputCoreGroups[0];

// 		const objects: Object3D[] = coreGroup.threejsObjects();
// 		console.log({objects});
// 		for (let object of objects) {
// 			if ((object as Mesh).geometry) {
// 				this._debugMesh(object as Mesh);
// 			}
// 		}

// 		this.setObjects(objects);
// 	}

// 	private _debugMesh(mesh: Mesh) {
// 		const controller = new ClothGeometryInitController(mesh);
// 		// controller.mergeTolerance = this.pv.dist;
// 		// controller.detail = this.pv.detail;
// 		// controller.populateAdjacency = this.pv.populateAdjacency;
// 		// controller.process();
// 		mesh.geometry = controller.geometry;
// 		console.warn('computed', this.path());

// 		if (this.pv.neighboursCount) {
// 			this.createNeighboursCount(controller, mesh.geometry);
// 		}
// 		if (this.pv.adjacency) {
// 			this.createAdjacentsAttribute(controller, mesh.geometry, 0);
// 			this.createAdjacentsAttribute(controller, mesh.geometry, 1);
// 		}
// 		if (this.pv.adjacencyDistance) {
// 			this.createDistancesAttribute(controller, mesh.geometry, 0);
// 			this.createDistancesAttribute(controller, mesh.geometry, 1);
// 		}
// 	}

// 	private createNeighboursCount(controller: ClothGeometryInitController, geometry: BufferGeometry) {
// 		const neighboursCount: number[] = [];
// 		const adjacency = controller.adjacency;
// 		const geoVertices = controller.vertices;
// 		const length = geoVertices.length;

// 		for (let i = 0; i < length; i++) {
// 			const adj = adjacency[i];
// 			const len = adj.length - 1;

// 			neighboursCount.push(len);
// 		}

// 		geometry.setAttribute(`neighboursCount`, new BufferAttribute(new Float32Array(neighboursCount), 1));
// 	}

// 	private createAdjacentsAttribute(controller: ClothGeometryInitController, geometry: BufferGeometry, k: number) {
// 		// const data = new Float32Array(this.RESOLUTION * this.RESOLUTION * 4);
// 		const geoVertices = controller.vertices;
// 		const adjacency = controller.adjacency;
// 		const length = geoVertices.length;
// 		const adjencies: number[] = [];

// 		for (let i = 0; i < length; i++) {
// 			const i4 = i * 4;
// 			const adj = adjacency[i];
// 			// const len = adj.length - 1;

// 			// for (let j = 0; j < 4; j++) data[i4 + j] = len < k * 4 + j ? -1 : adj[k * 4 + j];
// 			for (let j = 0; j < 4; j++) {
// 				const adjacentIndex = adj[k * 4 + j];
// 				if (adjacentIndex != null) {
// 					adjencies[i4 + j] = adjacentIndex;
// 				} else {
// 					adjencies[i4 + j] = -1;
// 				}
// 			}
// 		}

// 		geometry.setAttribute(`adjencies${k}`, new BufferAttribute(new Float32Array(adjencies), 4));
// 	}

// 	private createDistancesAttribute(controller: ClothGeometryInitController, geometry: BufferGeometry, k: number) {
// 		const distances: number[] = [];
// 		const minDistances: number[] = [];
// 		const maxDistances: number[] = [];
// 		const geoVertices = controller.vertices;
// 		const adjacency = controller.adjacency;
// 		const length = geoVertices.length;

// 		for (let i = 0; i < length; i++) {
// 			const i4 = i * 4;
// 			const adj = adjacency[i];
// 			const len = adj.length - 1;

// 			const v = geoVertices[i];
// 			let minDist = 100000;
// 			let maxDist = -1;

// 			// for (let j = 0; j < 4; j++) data[i4 + j] = len < k * 4 + j ? -1 : v.distanceTo(geoVertices[adj[k * 4 + j]]);
// 			for (let j = 0; j < 4; j++) {
// 				if (len < k * 4 + j) {
// 					distances[i4 + j] = -1;
// 				} else {
// 					const adjacentIndex = adj[k * 4 + j];
// 					if (adjacentIndex < 0) {
// 						distances[i4 + j] = -1;
// 					} else {
// 						const neighbourPosition = geoVertices[adjacentIndex];
// 						const dist = v.distanceTo(neighbourPosition);
// 						if (dist < minDist) {
// 							minDist = dist;
// 						}
// 						if (dist > minDist) {
// 							maxDist = dist;
// 						}
// 						distances[i4 + j] = dist;
// 						if (dist < 0.0001) {
// 							console.log('bad dist');
// 						}
// 					}
// 				}
// 			}
// 			minDistances.push(minDist);
// 			maxDistances.push(maxDist);
// 		}

// 		geometry.setAttribute(`distance${k}`, new BufferAttribute(new Float32Array(distances), 4));
// 		geometry.setAttribute(`minDist${k}`, new BufferAttribute(new Float32Array(minDistances), 1));
// 		geometry.setAttribute(`maxDist${k}`, new BufferAttribute(new Float32Array(maxDistances), 1));
// 	}
// }