getUVs(name) {
		// Get the source texture region
		let region = this.getRegion(name);

		if (typeof region === "undefined") {
			// TODO: Require proper atlas regions instead of caching arbitrary region keys
			const keys = name.split(",");
			const sx = +keys[0];
			const sy = +keys[1];
			const sw = +keys[2];
			const sh = +keys[3];
			region = this.addRegion(name, sx, sy, sw, sh);
		}
		return region.uvs;
	}
return the uvs mapping for the given region
@param {object} name - region (or frame) name
@returns {Float32Array} region Uvs