docs: function setCommonGeometryProperties(multiGeometry, geometries) {
    const ii = geometries.length;
    const extrudes = new Array(geometries.length);
    const tessellates = new Array(geometries.length);
    const altitudeModes = new Array(geometries.length);
    let hasExtrude, hasTessellate, hasAltitudeMode;
    hasExtrude = hasTessellate = hasAltitudeMode = false;
    for (let i = 0; i < ii; ++i) {
      const geometry = geometries[i];
      extrudes[i] = geometry.get('extrude');
      tessellates[i] = geometry.get('tessellate');
      altitudeModes[i] = geometry.get('altitudeMode');
      hasExtrude = hasExtrude || extrudes[i] !== undefined;
      hasTessellate = hasTessellate || tessellates[i] !== undefined;
      hasAltitudeMode = hasAltitudeMode || altitudeModes[i];
    }
    if (hasExtrude) {
      multiGeometry.set('extrude', extrudes);
    }
    if (hasTessellate) {
      multiGeometry.set('tessellate', tessellates);
    }
    if (hasAltitudeMode) {
      multiGeometry.set('altitudeMode', altitudeModes);
    }
  }