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subplot2grid.cpp

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#define _USE_MATH_DEFINES

#include <cmath>

#include "../matplotlibcpp.h"

using namespace std;

namespace plt = matplotlibcpp;

int main()

{

// Prepare data

int n = 500;

std::vector<double> x(n), u(n), v(n), w(n);

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

x.at(i) = i;

u.at(i) = sin(2*M_PI*i/500.0);

v.at(i) = 100.0 / i;

w.at(i) = sin(2*M_PI*i/1000.0);

}

// Set the "super title"

plt::suptitle("My plot");

const long nrows=3, ncols=3;

long row = 2, col = 2;

plt::subplot2grid(nrows, ncols, row, col);

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

long spanr = 1, spanc = 2;

col = 0;

plt::subplot2grid(nrows, ncols, row, col, spanr, spanc);

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

spanr = 2, spanc = 3;

row = 0, col = 0;

plt::subplot2grid(nrows, ncols, row, col, spanr, spanc);

plt::plot(x, u, "b-");

// Add some text to the plot

plt::text(100., -0.5, "Hello!");

// Show plots

plt::show();

}