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79 lines
1.6 KiB
C++
79 lines
1.6 KiB
C++
/*
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Modulation interface
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Copyright 2018 Ahmet Inan <xdsopl@gmail.com>
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*/
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#ifndef MODULATION_HH
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#define MODULATION_HH
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namespace ldpctool {
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template <typename TYPE, typename CODE>
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struct ModulationInterface
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{
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typedef TYPE complex_type;
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typedef typename TYPE::value_type value_type;
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typedef CODE code_type;
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virtual int bits() = 0;
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virtual void hardN(code_type *, complex_type *) = 0;
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virtual void softN(code_type *, complex_type *, value_type) = 0;
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virtual void mapN(complex_type *, code_type *) = 0;
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virtual void hard(code_type *, complex_type) = 0;
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virtual void soft(code_type *, complex_type, value_type) = 0;
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virtual complex_type map(code_type *) = 0;
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virtual ~ModulationInterface() = default;
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};
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template <typename MOD, int NUM>
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struct Modulation : public ModulationInterface<typename MOD::complex_type, typename MOD::code_type>
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{
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typedef typename MOD::complex_type complex_type;
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typedef typename MOD::value_type value_type;
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typedef typename MOD::code_type code_type;
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int bits()
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{
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return MOD::BITS;
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}
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void hardN(code_type *b, complex_type *c)
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{
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for (int i = 0; i < NUM; ++i)
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MOD::hard(b + i * MOD::BITS, c[i]);
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}
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void softN(code_type *b, complex_type *c, value_type precision)
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{
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for (int i = 0; i < NUM; ++i)
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MOD::soft(b + i * MOD::BITS, c[i], precision);
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}
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void mapN(complex_type *c, code_type *b)
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{
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for (int i = 0; i < NUM; ++i)
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c[i] = MOD::map(b + i * MOD::BITS);
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}
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void hard(code_type *b, complex_type c)
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{
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MOD::hard(b, c);
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}
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void soft(code_type *b, complex_type c, value_type precision)
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{
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MOD::soft(b, c, precision);
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}
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complex_type map(code_type *b)
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{
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return MOD::map(b);
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}
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};
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} // namespace ldpctool
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#endif
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