rollAndSaveVideo.m

step();
T = delta_t;
frame_i = 1;
i = 20;
while i > 0
    step(); step(); step(); step(); 
    T = T + delta_t * 4;
    render();
    pause(.001);
    if totalEnergy(point_v, absolute_X_3, press_force, - GRAVITY(3), theoratical_energy_zero) < confirm_destiny_energy
        i = i - 1;  % just to show the end
    end
    saveas(gcf, sprintf(VIDEO_PATH, frame_i));
    frame_i = frame_i + 1;
end
close all;
roll_result = whichFace(X, FACE_LOOKUP);