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#define _USE_MATH_DEFINES

#include <cmath>

#include "../matplotlibcpp.h"

namespace plt = matplotlibcpp;

using namespace matplotlibcpp;

using namespace std;

int main()

{

// Prepare data.

int n = 5000;

std::vector<double> x(n), y(n), z(n), w(n,2);

for(int i=0; i<n; ++i) {

x.at(i) = i*i;

y.at(i) = sin(2*M_PI*i/360.0);

z.at(i) = log(i);

}

// Plot line from given x and y data. Color is selected automatically.

plt::subplot(2,2,1);

plt::plot(x, y);

// Plot a red dashed line from given x and y data.

plt::subplot(2,2,2);

plt::plot(x, w,"r--");

// Plot a line whose name will show up as "log(x)" in the legend.

plt::subplot(2,2,3);

plt::named_plot("log(x)", x, z);

// Set x-axis to interval [0,1000000]

plt::xlim(0, 1000*1000);

// Add graph title

plt::title("Sample figure");

// Enable legend.

plt::legend();

plt::show(false);

cout << "matplotlibcpp::show() is working in an non-blocking mode" << endl;

getchar();

}