Week 2- 2R Robotic Arm Challenge

QUESTION: Write a program in Matlab to simulate the forward kinematics of a 2R Robotic Arm.

%Forward kinematics for 2R robotics arms manipulator
clear all
close all
clc
%Input
l1=1.5;
l2=1;
theta1=linspace(0,90,10);
theta2=linspace(0,90,10);
ct=1;
for i=1:length(theta1)
     THETA1=theta1(i);
    for j=1:length(theta2)
       
        THETA2=theta2(j);
        x0=0;
        y0=0;

        x1=l1*cosd(THETA1);
        y1=l1*sind(THETA1);

        x2=x1 + l2*cosd(THETA2);
        y2=y1 + l2*sind(THETA2);

pause(0.1)
%hold on
plot([x0 x1],[y0 y1],[x1 x2],[y1 y2], 'linewidth',3);
axis([0 4 0 3]);
%Providing the x and y axis labels
xlabel('x axis')
ylabel('y axis')
%Providing title
title('FORWARD KINEMATICS FOR 2R ROBOTIC ARM MANIPULATOR')
M(ct)=getframe(gcf);
ct=ct+1

    end
end
movie(M)
videofile=VideoWriter('forward_kinematics.AVI','Uncompressed AVI');
open(videofile);
writeVideo(videofile,M);
close(videofile);

The output video link provided as below,

https://drive.google.com/drive/folders/1Q8rJmAf5ajNuV-dsEcLzGsiq7bcn-8RA?usp=sharing