PART 5: MODELLING OBJECTS WITH SURFACES OF REVOLUTION


Number of points:
Please, check if your navigator is blocking the access to the applet. To install the JAVA language in your computer, please, access the link http://www.java.com/. Please, check if your navigator is blocking the access to the applet. To install the JAVA language in your computer, please, access the link http://www.java.com/.


INSTRUCTIONS

To rotate the surface of revolution, you have to place the mouse pointer over the surface and then, keeping the mouse left button pressed, drag it. To enlarge/shrink the surface of revolution, you have to place the mouse pointer over the surface and then, keeping the mouse right button pressed, drag it. Finally, doing the same operation with the mouse middle button translates the surface. To reset the applet, please, press the “Refresh” button of your navigator or press the F5 key.

To use the keyboard shortcuts listed below, first you have to click on the background where the polyhedron is shown.

Tecla Ação
1

Hide the surface. Press this key again to show it again.
8

Increase the camera perspectivity (keep the key pressed).
9

Decrease the camera perspectivity (keep the key pressed).
f

Fit geometry to fill the display.
c

Center geometry inside display.
r

Reset camera to the original view.
w

Start auto-rotation.
q

Stop auto-rotation.

To print the scene, click on the software\'s drawing area (to gain focus) and, therefore, keeping the “CTRL” key pressed, press the “p” key. A window will appear requesting permission to print the scene. Check the box that says “always allow”, confirm it and we\'re done!


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