Week 2- 2R Robotic Arm Challenge

https://youtu.be/mBbgr1b9iWU

%Forward kinematics of 2R Robotic arm
close all
clear all
clc

%Inputs
L1= 5; %length of link 1= L1
L2= 3; %Length link 2= L2

theta1= linspace(0,90,40);
theta2= linspace(0,90,40);

%%for loop
ct=1; % counter
for i=1:length (theta1)
    THETA1= theta1(i);
for j=1:length (theta2)
        THETA2= theta2(j);

% cordinates
x0= 0;
y0= 0;

x1= L1*cosd(THETA1);
y1= L1*sind(THETA1);

x2= x1+L2*cosd(THETA2);
y2= y1+L2*sind(THETA2);

% Plotting
plot([x0 x1],[y0 y1],[x1 x2],[y1 y2],'linewidth',3)
grid on
axis([-0.1 8 -0.1 6])
pause(0.005)
m(ct)= getframe(gcf);
ct=ct+1;
    end
end
% Movie
movie(m)
videofile= VideoWriter('forward_kinematics.avi','uncompressed AVI')
open(videofile)
writeVideo(videofile,m)
close(videofile)