manual: add sample 3D shapes

docs/matGeom-manual/images/geom3d/demoShapes3d.m

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+%DEMOSHAPES3D Display a selection of 3D shapes.
+%
+%   output = demoShapes3d(input)
+%
+%   Example
+%   demoShapes3d
+%
+%   See also
+%
+
+% ------
+% Author: David Legland
+% e-mail: [email protected]
+% INRAE - BIA Research Unit - BIBS Platform (Nantes)
+% Created: 2024-07-23,    using Matlab 24.1.0.2628055 (R2024a) Update 4
+% Copyright 2024 INRAE.
+
+%% Torus
+
+torus = [50 50 50 30 10 30 45];
+fig1 = figure(1); clf; axis equal; hold on;
+drawTorus(torus);
+view([95 10]); light;
+axis('vis3d'); 
+title('Torus');
+print(fig1, 'torus.png', '-dpng');
+
+
+%% Ellipsoid
+
+elli = [10 20 30   50 30 10   10 20 30];
+fig1 = figure(1); clf; axis equal; hold on;
+drawEllipsoid(elli); light;
+view([20 10]);
+title('Ellipsoid');
+print(fig1, 'ellipsoid.png', '-dpng');
+
+
+%% Capsule
+
+caps = [20 30 40 80 70 60 10];
+fig1 = figure(1); clf; axis equal; hold on;
+drawCapsule(caps); light;
+view([20 10]);
+title('Capsule');
+print(fig1, 'capsule.png', '-dpng');
+
+
+%% Dome
+
+% dome = [20 30 40 80 70 60 10];
+fig1 = figure(1); clf; axis equal; hold on;
+drawDome([10 20 30 10], [1 2 5]); light;
+view([20 10]);
+title('Dome');
+print(fig1, 'dome.png', '-dpng');
+