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  1. BEGIN {
  2.   print "int sin_table[] = {";
  3.   for (i = 0; i < 32; i++) {
  4.     rad = i * (2 * 3.14159265358979323846 / 32);
  5.     sin_val = int(sin(rad) * 32768);
  6.     if (sin_val == 32768) sin_val=32767;
  7.     if (i % 8 == 0) printf ("    ");
  8.     printf ("%6d, ", sin_val);
  9.     if (i % 8 == 7) print;
  10.   }
  11.   print "};";
  12.   print;
  13.   print "int cos_table[] = {";
  14.   for (i = 0; i < 32; i++) {
  15.     rad = i * (2 * 3.14159265358979323846 / 32);
  16.     cos_val = int(cos(rad) * 32768);
  17.     if (cos_val == 32768) cos_val=32767;
  18.     if (i % 8 == 0) printf ("    ");
  19.     printf ("%6d, ", cos_val);
  20.     if (i % 8 == 7) print;
  21.   }
  22.   print "};";
  23. }
Success #stdin #stdout 0s 5280KB
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Standard input is empty
stdout
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int sin_table[] = {
         0,   6392,  12539,  18204,  23170,  27245,  30273,  32138, 
     32767,  32138,  30273,  27245,  23170,  18204,  12539,   6392, 
         0,  -6392, -12539, -18204, -23170, -27245, -30273, -32138, 
    -32768, -32138, -30273, -27245, -23170, -18204, -12539,  -6392, 
};

int cos_table[] = {
     32767,  32138,  30273,  27245,  23170,  18204,  12539,   6392, 
         0,  -6392, -12539, -18204, -23170, -27245, -30273, -32138, 
    -32768, -32138, -30273, -27245, -23170, -18204, -12539,  -6392, 
         0,   6392,  12539,  18204,  23170,  27245,  30273,  32138, 
};
https://ideone.com/peSwGS
三角関数のテーブル生成
language:
AWK (gawk 4.2.1)
created:
128 days ago
visibility:
public

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