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DATV: leandvb: MSVC comaptible version of rand function

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This commit is contained in:
f4exb 2021-03-27 11:55:24 +01:00
parent f77192eed7
commit 22b9ba23d0
3 changed files with 12 additions and 3 deletions
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4
plugins/channelrx/demoddatv/leansdr/dsp.h
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@ -303,8 +303,8 @@ struct wgn_c : runnable
do
{
x = 2 * drand48() - 1;
y = 2 * drand48() - 1;
x = 2 * rand_compat() - 1;
y = 2 * rand_compat() - 1;
r2 = x * x + y * y;
} while (r2 == 0 || r2 >= 1);

2
plugins/channelrx/demoddatv/leansdr/dvbs2.h
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@ -782,7 +782,7 @@ struct s2_frame_receiver : runnable
// is at same level as during steady-state demodulation.
// This has no effect if the first detection is successful.
float duty_factor = 5;
discard = modcod_info::MAX_SYMBOLS_PER_FRAME * omega0 * (duty_factor+drand48()-0.5);
discard = modcod_info::MAX_SYMBOLS_PER_FRAME * omega0 * (duty_factor+rand_compat()-0.5);
}
}

9
plugins/channelrx/demoddatv/leansdr/math.h
View File

@ -188,6 +188,15 @@ inline float fmodfs(float v, float m)
return (v>=m/2) ? v-m : (v<-m/2) ? v+m : v;
}
inline double rand_compat()
{
#ifdef WIN32
return double(rand())/RAND_MAX;
#else
return drand48();
#endif
}
// Simple statistics
template<typename T>