last change of sender part

@@ -2,11 +2,104 @@
 #define __SENDER
 #include <cmath>
 #include "variables.h"
-class Csender {
+
+#include <iostream>
+#include <cstdlib>
+#include <ctime>
+#include <fstream>
+
+
+#define PI 3.141592
+
+using namespace std;
+
+class Csender 
+{
+private:
+
+
 public:
-	Csender() {};
-	char data[Nbits];
+	float c0;
+	float c1;
+	float T = 20;
+	float t = 0;
+	float A = 100;
+
+	float b0[500];
+	float b1[500];
+
+	int sum = 0;
+	
+	float data[Nbits]; // 1000°³
+
+	Csender() 
+	{};
+
+	
+
+
+
 	float s[Nbits/Nbitspersymbol*Nsamplespersymbol]; // trasmitted signal
-	void transmitData();
+
+	void transmitData()
+	{
+		
+		ofstream out("senderoutput.txt");
+
+		srand((unsigned int)time(NULL));
+		for (int i = 0; i < 1000; i++)
+		{
+			data[i] = rand() % 2;
+			out << data[i] << endl;
+		}
+
+
+		for (int i = 0; i < 1000; i++)
+		{
+			if (data[i] == 0)
+			{
+				data[i] = 1;
+			}
+			else if (data[i] == 1)
+			{
+				data[i] = -1;
+			}
+		}
+
+
+		for (int i = 0; i < 500; i++)
+		{
+			b0[i] = data[2 * i];
+			b1[i] = data[(2 * i) + 1];
+
+		}
+
+		c0 = sqrt(2 / T) * cos(2 * PI / T * t);
+		c1 = sqrt(2 / T) * sin(2 * PI / T * t);
+		
+		sum = 0;
+
+		for (int i = 0; i < 500; i++)
+		{
+			for (t = 0; t < 20; t++)
+			{
+				s[sum] = A * ((b0[i] * sqrt(2 / T) * cos(2 * PI / T * t)) + b1[i] * sqrt(2 / T) * sin(2 * PI / T * t));
+				sum++;
+			}
+		}
+
+	
+
+	}
+
+
+	
+	//1½Éº¼À» 20°³·Î ÂÉ°µ´Ù.
+
+	
 };
+
+
+
+
 #endif