float sine[fir_size] = {
   7.0710678e-01,  3.8268343e-01, -7.3478808e-16, -3.8268343e-01, 
  -7.0710678e-01, -9.2387953e-01, -1.0000000e+00, -9.2387953e-01, 
  -7.0710678e-01, -3.8268343e-01,  6.1232340e-16,  3.8268343e-01,  
   7.0710678e-01,  9.2387953e-01,  1.0000000e+00,  9.2387953e-01,  
   7.0710678e-01,  3.8268343e-01, -4.8985872e-16, -3.8268343e-01, 
  -7.0710678e-01, -9.2387953e-01, -1.0000000e+00, -9.2387953e-01, 
  -7.0710678e-01, -3.8268343e-01,  3.6739404e-16,  3.8268343e-01,  
   7.0710678e-01,  9.2387953e-01,  1.0000000e+00,  9.2387953e-01,  
   7.0710678e-01,  3.8268343e-01, -2.4492936e-16, -3.8268343e-01, 
  -7.0710678e-01, -9.2387953e-01, -1.0000000e+00, -9.2387953e-01, 
  -7.0710678e-01, -3.8268343e-01,  1.2246468e-16,  3.8268343e-01,  
   7.0710678e-01,  9.2387953e-01,  1.0000000e+00,  9.2387953e-01,  
   7.0710678e-01,  3.8268343e-01,  0.0000000e+00 };