sender.cpp
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#ifndef __SENDER
#define __SENDER
#define PI 3.1415926535
#include <iostream>
using namespace std;
#include <cmath>
#include "variables.h"
#include "myMatrix.h"
#include "sender.h"
class Csender {
public:
Csender() {};
char data[Nbits];
float s[Nbits / Nbitspersymbol*Nsamplespersymbol]; // trasmitted signal
void transmitData();
};
char data[Nbits];
float s[Nbits / Nbitspersymbol*Nsamplespersymbol]; // trasmitted signal
void Csender::transmitData()
{
float T;
float f0, f1;
float A;
float c0[20], c1[20];
float t[20];
float data0[500];
float data1[500];
for (int i = 0; i < Nbits; i++)
{
data[i] = rand() % 2;
}
T = 1000.0; //ֱ? ?
f0 = 1 / T; f1 = 1 / T;
A = 5.0;
for (int j = 0; j < Nbits; j++)
{
if (j % 2 == 0)
{
data0[j / 2] = data[j];
}
else if (j % 2 == 1)
{
data1[j / 2] = data[j];
}
}
//showMatrix(1, 1000, data0);
//showMatrix(1, 1000, data1);
float data00[Nbits / 2];
float data11[Nbits / 2];
for (int k = 0; k < Nbits / 2; k++)
{
if (data0[k] == 0)
{
data00[k] = A;
}
else if (data0[k] == 1)
{
data00[k] = -A;
}
if (data1[k] == 0)
{
data11[k] = A;
}
else if (data1[k] == 1)
{
data11[k] = -A;
}
}
//showMatrix(1, 1000, data00);
//showMatrix(1, 1000, data11);
for (int i = 0; i <20; i++)
{
t[i] = T / 20.0;
}
for (int i = 0; i < 20; i++)
{
c0[i] = sqrt(2 / T)*cos(2 * PI*f0*t[i]);
c1[i] = sqrt(2 / T)*sin(2 * PI*f1*t[i]);
}
float s0[Nbits / Nbitspersymbol*Nsamplespersymbol];
float s1[Nbits / Nbitspersymbol*Nsamplespersymbol];
matrixmult(500, 1, 20, data00, c0, s0);
matrixmult(500, 1, 20, data11, c1, s1);
matrixadd(500, 20, s0, s1, s);
showMatrix(1, 10000, s);
}
#endif