@animech-public/playcanvas/build/playcanvas.prf/src/framework/handlers/anim-clip.js

PlayCanvas WebGL game engine

import { Http, http } from '../../platform/net/http.js';
import { AnimCurve } from '../anim/evaluator/anim-curve.js';
import { AnimData } from '../anim/evaluator/anim-data.js';
import { AnimTrack } from '../anim/evaluator/anim-track.js';
import { ResourceHandler } from './handler.js';

class AnimClipHandler extends ResourceHandler {
	constructor(app) {
		super(app, 'animclip');
	}
	load(url, callback) {
		if (typeof url === 'string') {
			url = {
				load: url,
				original: url
			};
		}
		const options = {
			retry: this.maxRetries > 0,
			maxRetries: this.maxRetries
		};
		if (url.load.startsWith('blob:')) {
			options.responseType = Http.ResponseType.JSON;
		}
		http.get(url.load, options, (err, response) => {
			if (err) {
				callback(`Error loading animation clip resource: ${url.original} [${err}]`);
			} else {
				callback(null, response);
			}
		});
	}
	open(url, data) {
		const name = data.name;
		const duration = data.duration;
		const inputs = data.inputs.map(input => {
			return new AnimData(1, input);
		});
		const outputs = data.outputs.map(output => {
			return new AnimData(output.components, output.data);
		});
		const curves = data.curves.map(curve => {
			return new AnimCurve([curve.path], curve.inputIndex, curve.outputIndex, curve.interpolation);
		});
		return new AnimTrack(name, duration, inputs, outputs, curves);
	}
}

export { AnimClipHandler };