求解Java一维多项式的通用方法 比如ax^4+bx^3+cx^2+dx+e 可以化为(((ax+b)x+c)x+d)x+e 那么观察规律可以将系数放到一个数组里num[e,d,c,b,a] public double polynomiallD(double a[], int n, double x) { int i; double result; result = a[n-1]; for(i = n - 2; i >= 0; i--) { result = result * x + a[i];
Texture tiling and swizzling 原帖地址:http://fgiesen.wordpress.com If you’re working with images in your program, you’re most likely using a regular 2D array layout to store image data. Which is to say, it’s basically a 1D array of width * height pixels,