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1 | \r |
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2 | // This file is part of the PicoDrive Megadrive Emulator\r |
3 | \r |
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4 | // Copyright (c) 2011 FinalDave (emudave (at) gmail.com)\r |
5 | \r |
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6 | // This code is licensed under the GNU General Public License version 2.0 and the MAME License.\r |
7 | // You can choose the license that has the most advantages for you.\r |
8 | \r |
9 | // SVN repository can be found at http://code.google.com/p/cyclone68000/\r |
10 | \r |
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11 | // Make a Sine table\r |
12 | \r |
13 | #pragma warning (disable:4514)\r |
14 | \r |
15 | #include <stdio.h>\r |
16 | #include <stdlib.h>\r |
17 | #include <string.h>\r |
18 | #include <math.h>\r |
19 | \r |
20 | #define PI 3.14159265358979\r |
21 | \r |
22 | int main()\r |
23 | {\r |
24 | int i=0;\r |
25 | \r |
26 | printf ("\nshort Sine[0x100]=\n");\r |
27 | printf ("{\n");\r |
28 | \r |
29 | for (i=0;i<0x100;i++)\r |
30 | {\r |
31 | double fAng,fPos;\r |
32 | int nPos;\r |
33 | if ((i&7)==0) printf (" ");\r |
34 | \r |
35 | fAng=(double)i/(double)0x100;\r |
36 | fAng*=2*PI;\r |
37 | fPos=sin(fAng)*(double)0x4000;\r |
38 | nPos=(int)fPos;\r |
39 | printf ("%+6d,",nPos);\r |
40 | \r |
41 | if ((i&7)==7) printf ("\n");\r |
42 | }\r |
43 | \r |
44 | printf ("};\n");\r |
45 | \r |
46 | return 0;\r |
47 | }\r |