Calla Lilly

on 20 Oct 2022

% Calla Lilly

% Made of one big petal, and a single big stamen

[R,T]=ndgrid(0:.01:1,0:.02:2);

% Compute a petals curve

W=R.*((1-abs((1-mod(T,2))))*.7+.3);

% Compute the disk with the petals built-in

X=W.*cospi(T);

Y=W.*sinpi(T);

% Convert Z to have an S curve to it to make it fluted

Z=(-cospi(W*1.4)+1).^.3;

% Draw the stamen

g=@(i)i(20:50,50)/4;

plot3(g(X),g(Y),g(Z*4),'o',Color='#FB2');

% Draw flower body

surface(X,Y,Z);

shading interp

% Perfect the Axes, etc

axis equal off

light

material([.8

.4])

colormap white

set(gcf,Color='#2a2')