external xhair for csgo with source!

#include "stdafx.h"
#include <windows.h>
#include <iostream>
#include <math.h>
using namespace std;
 
bool crosshairon = false;
HDC ragedc = NULL;
int crosshairsize = 0;
int cx = 0;
int cy = 0;
int crosshaircolorG = 0;
int crosshaircolorR = 0;
int crosshaircolorB = 0;
 
void CrossThread(void)
{
        while (1)
        {
                if (GetAsyncKeyState(VK_NUMPAD0) & 1)
                {
                        crosshairon = !crosshairon;
                        ragedc = GetDC(HWND_DESKTOP);
                        cx = GetSystemMetrics(SM_CXSCREEN) / 2 - ((crosshairsize - 1) / 2);
                        cy = GetSystemMetrics(SM_CYSCREEN) / 2 - ((crosshairsize - 1) / 2);
                }
                Sleep(1);
        }
}
 
int main()
{
        cout << "Hello to xhair v007, press enter to continue\n";
                cin.get();
                system("cls");
        cout << "Please put crosshair size in pixels (10p recomended):\n";
        cin >> crosshairsize;
        if (crosshairsize % 2 == 0)
        {
                crosshairsize += 1;
        }
        cout << "Color of crosshair Red (RGB):\n";
        cin >> crosshaircolorR;
        if (crosshaircolorR % 2 == 0)
        {
                crosshaircolorR += 1;
        }
        cout << "Color of crosshair Green (RGB):\n";
        cin >> crosshaircolorG;
        if (crosshaircolorG % 2 == 0)
        {
                crosshaircolorG += 1;
        }
        cout << "Color of crosshair Blue (RGB):\n";
        cin >> crosshaircolorB;
        if (crosshaircolorB % 2 == 0)
        {
                crosshaircolorB += 1;
        }
 
        system("cls");
        cout << "Press numpad 0 to toggle the crosshair on and off\n";
        CreateThread(0, 0, (LPTHREAD_START_ROUTINE)CrossThread, 0, 0, 0);
        while (1)
        {
                if (crosshairon == true)
                {
                        for (int i = 0; i<crosshairsize; i++)
                        {
                                SetPixel(ragedc, cx + i, cy + ((crosshairsize - 1) / 2), RGB(crosshaircolorR, crosshaircolorG, crosshaircolorB));
                                SetPixel(ragedc, cx + ((crosshairsize - 1) / 2), cy + i, RGB(crosshaircolorR, crosshaircolorG, crosshaircolorB));
                        }
 
                        if (crosshairon == false)
 
                        for (int i = 1; i<crosshairsize; i++)
                        {
                                SetPixel(ragedc, cx + i, cy + ((crosshairsize - 1) / 2), RGB(0, 0, 0));
                                SetPixel(ragedc, cx + ((crosshairsize - 1) / 2), cy + i, RGB(0, 0, 0));
                        }
                }
                Sleep(33);
        }
}