43 lines
1.2 KiB
C++
43 lines
1.2 KiB
C++
#include <Eigen/Eigen>
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#include <tug/Simulation.hpp>
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#include <chrono>
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#include <iostream>
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using namespace Eigen;
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using namespace tug;
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using namespace std::chrono;
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int main(int argc, char *argv[])
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{
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// **** GRID ****
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int cells = 20;
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Grid64 grid(cells);
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MatrixXd concentrations = MatrixXd::Constant(1, cells, 0);
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concentrations(0, 0) = 2000;
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grid.setConcentrations(concentrations);
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MatrixXd alpha = MatrixXd::Constant(1, cells, 1);
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grid.setAlpha(alpha);
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// **** BOUNDARY ****
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Boundary bc = Boundary(grid);
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bc.setBoundarySideConstant(BC_SIDE_LEFT, 0);
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bc.setBoundarySideConstant(BC_SIDE_RIGHT, 0);
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// **** SIMULATION ****
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Simulation simulation = Simulation<double, tug::FTCS_APPROACH>(grid, bc);
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simulation.setTimestep(0.001);
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simulation.setIterations(7000);
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simulation.setOutputCSV(CSV_OUTPUT_ON);
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simulation.setOutputConsole(CONSOLE_OUTPUT_OFF);
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// **** RUN SIMULATION ****
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auto start = high_resolution_clock::now();
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simulation.run();
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auto stop = high_resolution_clock::now();
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auto duration = duration_cast<seconds>(stop - start);
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std::cout << duration.count() << std::endl;
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}
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