斜二测画正方体

 1 import {Complex, Point} from '@mathigon/fermat';
 2 import {Step} from '../shared/types';
 3 
 4 
 5 export function xie($step: Step) {
 6   $step.model.bimetric = (px: number, py: number, pz: number) => {
 7     const sq= (-1)*1.414/4;
 8     const cx = sq*px + py ;
 9     const cy = sq*px + pz ;
10     return new Point(cx, cy);
11   };
12 }

function.ts