'use strict' var compareCell = require('compare-cell') var compareOrientedCell = require('compare-oriented-cell') var orientation = require('cell-orientation') module.exports = reduceCellComplex function reduceCellComplex(cells) { cells.sort(compareOrientedCell) var n = cells.length var ptr = 0 for(var i=0; i 0) { var f = cells[ptr-1] if(compareCell(c, f) === 0 && orientation(f) !== o) { ptr -= 1 continue } } cells[ptr++] = c } cells.length = ptr return cells }