//
// File: fun6.cpp
//
// MATLAB Coder version            : 5.2
// C/C++ source code generated on  : 04-Mar-2023 17:31:12
//

// Include Files
#include "fun6.h"
#include "coder_array.h"
#include <cmath>
#include <iostream>
using namespace std;
// Function Definitions
//
// Arguments    : const coder::array<double, 1U> &pulse_sig
//                int tgt_idx
//                double fs
//                double forward_time_length
//                double forward_times
//                coder::array<double, 2U> &rxsig_noise
// Return Type  : void
//
void Slice_forward_interference(const coder::array<double, 1U> &pulse_sig, int tgt_idx, double fs,
          double forward_time_length, double forward_times,
          coder::array<double, 2U> &rxsig_noise)
{
  coder::array<double, 2U> pulse_sig_noise_t;
  coder::array<double, 2U> varargin_2;
  coder::array<double, 1U> y;
  coder::array<unsigned int, 2U> r;
  coder::array<boolean_T, 1U> x;
  double idx1;
  double unnamed_idx_0;
  unsigned int idx_data;
  int ii_data;
  int ii_size;
  int k;
  int ntilerows;
  int nx;
  if (pulse_sig.size(0) > 100) {
    boolean_T exitg1;
    nx = pulse_sig.size(0);
    y.set_size(pulse_sig.size(0));
    for (k = 0; k < nx; k++) {
      y[k] = std::abs(pulse_sig[k]);
    }
    x.set_size(y.size(0));
    nx = y.size(0);
    for (k = 0; k < nx; k++) {
      x[k] = (y[k] > 0.0);
    }
    nx = 0;
    ii_size = 1;
    ntilerows = 0;
    exitg1 = false;
    while ((!exitg1) && (ntilerows <= x.size(0) - 1)) {
      if (x[ntilerows]) {
        nx = 1;
        ii_data = ntilerows + 1;
        exitg1 = true;
      } else {
        ntilerows++;
      }
    }
    if (nx == 0) {
      ii_size = 0;
    }
    for (k = 0; k < ii_size; k++) {
      idx_data = static_cast<unsigned int>(ii_data);
    }
  }
  idx1 = static_cast<double>(idx_data) + std::round(fs * 5.0E-7);
  unnamed_idx_0 = std::round(fs * forward_time_length);
  r.set_size(1, static_cast<int>(unnamed_idx_0) + 1);
  nx = static_cast<int>(unnamed_idx_0);
  for (k = 0; k <= nx; k++) {
    r[k] = static_cast<unsigned int>(idx1 + static_cast<double>(k));
  }
  unnamed_idx_0 = idx1 + static_cast<double>(r.size(1));
  varargin_2.set_size(r.size(1) * static_cast<int>(forward_times), 1);
  nx = r.size(1);
  ntilerows = static_cast<int>(forward_times);
  for (ii_size = 0; ii_size < ntilerows; ii_size++) {
    ii_data = ii_size * nx;
    for (k = 0; k < nx; k++) {
      varargin_2[ii_data + k] = pulse_sig[static_cast<int>(r[k]) - 1];
    }
  }
  if (static_cast<int>(unnamed_idx_0) != 0) {
    ntilerows = static_cast<int>(unnamed_idx_0);
  } else {
    ntilerows = 0;
  }
  if (varargin_2.size(0) != 0) {
    nx = varargin_2.size(0);
  } else {
    nx = 0;
  }
  pulse_sig_noise_t.set_size(ntilerows + nx, 1);
  for (k = 0; k < ntilerows; k++) {
    pulse_sig_noise_t[k] = 0.0;
  }
  for (k = 0; k < nx; k++) {
    pulse_sig_noise_t[k + ntilerows] = varargin_2[k];
  }
  if (static_cast<double>(r.size(1)) * forward_times + idx1 >=
      pulse_sig.size(0)) {
    nx = pulse_sig.size(0);
    rxsig_noise.set_size(1, pulse_sig.size(0));
    for (k = 0; k < nx; k++) {
      rxsig_noise[rxsig_noise.size(0) * k] = pulse_sig_noise_t[k];
    }
  } else {
    nx = pulse_sig_noise_t.size(0);
    if (nx <= 1) {
      nx = 1;
    }
    if (pulse_sig_noise_t.size(0) == 0) {
      nx = 0;
    }
    if (pulse_sig.size(0) > nx) {
      nx = pulse_sig_noise_t.size(0);
      if (nx <= 1) {
        nx = 1;
      }
      if (pulse_sig_noise_t.size(0) == 0) {
        nx = 0;
      }
      nx = pulse_sig.size(0) - nx;
    } else {
      nx = 0;
    }
    if (pulse_sig_noise_t.size(0) != 0) {
      ntilerows = pulse_sig_noise_t.size(0);
    } else {
      ntilerows = 0;
    }
    if (nx == 0) {
      nx = 0;
    }
    rxsig_noise.set_size(ntilerows + nx, 1);
    for (k = 0; k < ntilerows; k++) {
      rxsig_noise[k] = pulse_sig_noise_t[k];
    }
    for (k = 0; k < nx; k++) {
      rxsig_noise[k + ntilerows] = 0.0;
    }
  }
}

static coder::array<double, 1U> argInit_Unboundedx1_real_T()
{
    coder::array<double, 1U> result;
    // Set the size of the array.
    // Change this size to the value that the application requires.
    result.set_size(200);
    // Loop over the array to initialize each element.
    for (int idx0{0}; idx0 < result.size(0); idx0++) {
        // Set the value of the array element.
        // Change this value to the value that the application requires.
        result[idx0] = 2;
    }
    return result;
}

//int main()
//{
//    coder::array<double, 2U> rxsig_noise;
//    coder::array<double, 1U> pulse_sig;
//    // Initialize function 'fun6' input arguments.
//    // Initialize function input argument 'pulse_sig'.
//    pulse_sig = argInit_Unboundedx1_real_T();
//    int tgt_idx = 1;
//    double fs = 10e6;
//    double forward_time_length = 2e-6;
//    double forward_times = 4;
//    // Call the entry-point 'fun6'.
//    Slice_forward_interference(pulse_sig, tgt_idx, fs, forward_time_length, forward_times, rxsig_noise);
//    cout << "rxsig_noise=" <<endl;
//    for (int i = 0; i < rxsig_noise.size(0); i++) {
//        std::cout << rxsig_noise[i] << " ";
//    }
//    return 0;
//}