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DrawSolidHead.m
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DrawSolidHead.m
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function DrawSolidHead(vertex, tri, keyPoints)
% % input vertex: 3xn
% % input tri: 3xm
% % input keyPoints: 3xn_land
trisurf(tri', vertex(1, :), vertex(2, :), vertex(3, :), 0, 'edgecolor', 'none');
if nargin == 3
keyPoints = double(keyPoints);
hold on
plot3(keyPoints(1, :), keyPoints(2, :), keyPoints(3, :), 'k.', 'MarkerSize', 17);
plot3(keyPoints(1, :), keyPoints(2, :), keyPoints(3, :), 'k*', 'MarkerSize', 8);
% for i = 1:size(keyPoints, 2)
% text(keyPoints(1, i), keyPoints(2, i), keyPoints(3, i)+0.01, num2str(i));
% end
%plot3(keyPoints(1, [1:8]), keyPoints(2, [1:8]), keyPoints(3, [1:8]) + 10, 'r.', 'MarkerSize', 13);
%plot3(keyPoints(1, [10:end]), keyPoints(2, [10:end]), keyPoints(3, [10:end]) + 1, 'b.', 'MarkerSize', 11);
% plot3(keyPoints(1, [10:17]), keyPoints(2, [10:17]), keyPoints(3, [10:17]) + 10, 'm.', 'MarkerSize', 13);
% plot3(keyPoints(1, [1:9,18:end]), keyPoints(2, [1:9,18:end]), keyPoints(3, [1:9,18:end]) + 1, 'b.', 'MarkerSize', 11);
% plot3(keyPoints(1, [1:8]), keyPoints(2, [1:8]), keyPoints(3, [1:8]) + 10, 'r.', 'MarkerSize', 13);
% plot3(keyPoints(1, [9:16]), keyPoints(2, [9:16]), keyPoints(3, [9:16]) + 10, 'm.', 'MarkerSize', 13);
% plot3(keyPoints(1, [17:end]), keyPoints(2, [17:end]), keyPoints(3, [17:end]) + 1, 'b.', 'MarkerSize', 11);
msg = cell(1, size(keyPoints, 2));
for i = 1 : size(keyPoints, 2)
msg{i} = sprintf('%d', i);
end
% text(keyPoints(1, :), keyPoints(2, :), keyPoints(3, :) + 5e4, msg);
end
light('Position', [0 0 1], 'Style', 'infinite');
% light('Position', [-0.6150 -0.2162 0.7583], 'Style', 'infinite');
lighting gouraud
axis equal
axis vis3d
title('3D shape');
xlabel('x');
ylabel('y');
zlabel('z');
view([0 90]);