摘要: 效果演示: 思路:核心->抛物线公式 1 let a = -((y2-y3)*x1 - (x2-x3)*y1 + x2*y3 - x3*y2) / ((x2-x3) * (x1-x2) * (x1-x3)); 2 let b = ((y2-y3)*x1*x1 + x2*x2*y3 - x3*x3*y 阅读全文
posted @ 2020-06-04 18:59 周龙飞 阅读(597) 评论(0) 推荐(0) 编辑