| Line 88... |
Line 88... |
cout << sin_tab[i] << "\n";
|
cout << sin_tab[i] << "\n";
|
}
|
}
|
}
|
}
|
|
|
void dump_composite() {
|
void dump_composite() {
|
// cout.setf( ios::hex, ios::basefield );
|
|
for( int i=0; i<SIN_LEN; i++ ) {
|
for( int i=0; i<SIN_LEN; i++ ) {
|
cout << sin_tab[i] << "," << tl_tab[ sin_tab[i] ] << "\n";
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int v = sin_tab[i];
|
|
int m = (v>>1)&0xFF;
|
|
int lin = tl_tab[m];
|
|
int exp = v>>9;
|
|
int adj0 = lin>>exp;
|
|
int adj1 = (v&1) ? -1*adj0 : adj0;
|
|
cout << v << "," << lin << "," << exp << "," << adj0 << "," << adj1 << "\n";
|
}
|
}
|
}
|
}
|
|
|
unsigned conv( double x ) {
|
unsigned conv( double x ) {
|
double xmax = 0xFFFFF; // 20 bits, all ones
|
double xmax = 0xFFFFF; // 20 bits, all ones
|
| Line 107... |
Line 112... |
"set output to hexadecimal mode" );
|
"set output to hexadecimal mode" );
|
argument_t arg_sin( legal_args, "sin", argument_t::flag,
|
argument_t arg_sin( legal_args, "sin", argument_t::flag,
|
"dump sine wave" );
|
"dump sine wave" );
|
argument_t arg_pow( legal_args, "pow", argument_t::flag,
|
argument_t arg_pow( legal_args, "pow", argument_t::flag,
|
"dump power table" );
|
"dump power table" );
|
|
argument_t arg_comp( legal_args, "composite", argument_t::flag,
|
|
"dump pow[ sine ] composite function" );
|
Args args_parser( argc, argv, legal_args );
|
Args args_parser( argc, argv, legal_args );
|
if( args_parser.help_request() ) { return 0; }
|
if( args_parser.help_request() ) { return 0; }
|
if( argc==1 ) { args_parser.show_help(); return 0; }
|
if( argc==1 ) { args_parser.show_help(); return 0; }
|
init_tables();
|
init_tables();
|
//dump_composite();
|
|
if( arg_hex.is_set() ) cout.setf( ios::hex, ios::basefield );
|
if( arg_hex.is_set() ) cout.setf( ios::hex, ios::basefield );
|
if( arg_pow.is_set() ) dump_tl_tab();
|
if( arg_pow.is_set() ) dump_tl_tab();
|
if( arg_sin.is_set() ) dump_sin_tab();
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if( arg_sin.is_set() ) dump_sin_tab();
|
|
if( arg_comp.is_set() ) dump_composite();
|
return 0;
|
return 0;
|
}
|
}
|
|
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No newline at end of file
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No newline at end of file
|
