Not all treasures are gold… 🎁 Code the bow 👇 % Gift Bow clf N = 21; % # of loops and vertices % Create geometry for each loop as a line in spherical coordinates % and then convert to cartesian. [X,Y,Z] = sph2cart(... repmat((1 sqrt(5))*(1:N),N,1)*pi,... (linspace(.5,1,N).^.8 linspace(-.2,.2,N)'.*linspace(.8,1,N))*pi,... repmat(1-abs(linspace(-1,1,N)'.^2),1,N)); % Use streamribbon to create the bow's ribbon. % Streamribbon takes cell arrays, where each element represents the % vertices (arg1) a