楼主要MATLAB的程序还是C的程序?
float32 FFTReal_in[FFT_REAL_SIZE];
float RadStep = 0.1963495408494f;
float Rad = 0.0f;
for(i=0; i < FFT_REAL_SIZE; i++)
{FFTReal_in = sin(Rad);
Rad = Rad + RadStep; }