sine.c

来自「Mobile STK for Symbian OS V0.1」· C语言 代码 · 共 23 行

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//    Utility to make a rawwave sine table (assumes big-endian machine).#include <math.h>#include <stdio.h>#include <stdlib.h>#define LENGTH 1024#define PI 3.14159265358979323846void main(){  int i,j;  double temp;  short data[LENGTH + 2];  FILE *fd;  fd = fopen("sinewave.raw","wb");  for (i=0; i<LENGTH; i++)    data[i] = 32767 * sin(i * 2 * PI / (double) LENGTH);  fwrite(&data,2,LENGTH,fd);  fclose(fd);}

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