matlab画三棱锥

%triangular pyramid
clear ,clc;
%Data preprocessing
m=sqrt(3)/2;
h=sqrt(1-0.25-1/12);
hx=sqrt(3)/6;
figure;
hold on;
view(3);
V = [0  0  0;
        0  1  0;
       m  0.5  0;
       hx 0.5  h];
F = { [1 2 3] ,  [1 2 4] , [2 3 4] , [1 3 4] };
%Fill pattern
for i = 1 : length(F)
    fac = F{i};
    patch('vertices', V, 'faces', fac, 'facecolor', [0.77 0.61 0.4]);
end 
%Title, etc.
title('triangular pyramid')
set(gca,'xticklabel',[])
set(gca,'yticklabel',[])
set(gca,'zticklabel',[])
grid on