plot_3d.py

import matplotlib.pyplot as plt
import numpy as np
 
def main():
    files = [
        "output/simulate_2_particles/no_interaction/particle_0_r.txt",
        "output/simulate_2_particles/no_interaction/particle_1_r.txt",
        "output/simulate_2_particles/with_interaction/particle_0_r.txt",
        "output/simulate_2_particles/with_interaction/particle_1_r.txt"
    ]
    labels = [
        "particle 1 no interaction",
        "particle 2 no interaction",
        "particle 1 with interaction",
        "particle 2 with interaction",
    ]
    colors = [
        "lightskyblue",
        "deepskyblue",
        "salmon",
        "darkred"
    ]
    ax = plt.figure().add_subplot(projection="3d")
    for label, color, file in zip(labels, colors, files):
        with open(file) as f:
            lines = f.readlines()
            t = np.linspace(0, 50, len(lines))
            r = np.array([list(map(float, line.strip().split(","))) for line in lines])
            ax.plot(r[:,0], r[:,1], r[:,2], label=label, color=color)
    
    ax.set_xlabel(r"x $(\mu m)$")
    ax.set_ylabel(r"y $(\mu m)$")
    ax.set_zlabel(r"z $(\mu m)$")
    plt.title(r"2 particles with and without interactions.")
    plt.legend()
    plt.savefig("../latex/images/3d_plot.pdf")
 
 
if __name__ == "__main__":
    main()