# HOW TO DRAW A PERFECT STAR?

Hello everyone! On this tutorial, i tried to show you "How to Draw a Perfect Star" by using "Generative Shape Design" in CATIA V5. Wish to helpful for you.

Likes are appreciated. Thanks in advance.

1. ### Step 1:

Go to respectively; Start> Shape> Generative Shape Design.

2. ### Step 2:

Click “Point” and set coordinates as X= 0, Y= 50, Z= 0. Press “OK”.

3. ### Step 3:

Click “Point” one more time and set coordinates X=0, Y=-25, Z=0. Press “OK”.

4. ### Step 4:

Select “Line Definition” for selected point and select “Create Point” on coordinates (0, 0, 0). Select line type as “Point- Direction” and pick direction as Z component. Set start distance as 12 mm.

5. ### Step 5:

Select (0, 50, 0) coordinated point and go to “Circular Pattern Definition”, set parameters “Complete Crown”; instances will be “5” and “Z Axis” will be the reference element.

6. ### Step 6:

Select (0, -25, 0) coordinated point and go to “Circular Pattern Definiton”, set parameters as “Instances and angular spacing”, instances: 5, angular spacing: 72 deg and reference element will be “Z Axis”, press “OK”.

7. ### Step 7:

Go to “Line Definition” and select parameters respectively as shown below.

8. ### Step 8:

Go to “Fill Surface Definition” and select three created lines, press “OK”.

9. ### Step 9:

Now, select “Symmetry Definition” as follows and press “OK”.

10. ### Step 10:

Select “Join” and pick two pieces to make them one part.

11. ### Step 11:

Go to “Circular Pattern Definition”, select the part that recently joined eachother and set reference element on Z Axis.

12. ### Step 12:

On join definition part select all the first created part and the rest which has created by using circular pattern definition to join eachother.

13. ### Step 13:

Select “Symmetry Definition” to create the pther half of the star. After that click to “Join” to stick two half stars.

14. ### Step 14:

The “Perfect Star” is completed. Well done!

15. ### Step 15: EXTRA

If you want to convert the created surface to a solid shape;

Go to Start> Mechanical Design> Part design and select "Surface- Based Features(Extended)" , click "Close Surface" icon and select the object and press"OK".

To give thickness to the star; select all object "Thick Surface" icon and enter the value to "First Offset" , press "OK".