文件名称：html5 css3色彩变换菱形背景动画特效.zip
文件大小：4KB
文件格式：ZIP
更新时间：2022-07-31 03:30:34
js特效-html5 css3色彩变换菱形背景动画特效
代码片段： function circumcenter(v0, v1, v2) { var denominator = (v1.y - v2.y) * (v1.x - v0.x) - (v1.y - v0.y) * (v1.x - v2.x), num0 = ((v0.x v1.x) * (v1.x - v0.x)) / 2 ((v1.y - v0.y) * (v0.y v1.y)) / 2, num1 = ((v1.x v2.x) * (v1.x - v2.x)) / 2 ((v1.y - v2.y) * (v1.y v2.y)) / 2, c = new Vertex((num0 * (v1.y - v2.y) - num1 * (v1.y - v0.y)) / denominator, (num1 * (v1.x - v0.x) - num0 * (v1.x - v2 circumcenters.push(c); return c; }