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Modeling the Screwdriver by Hani Mohammadi Web: www.golden-cg.com

modeling screwdriver

In this tutorial I am going to create a detailed screwdriver. I will use loft technique for modeling both metal and handle part of it. So let’s start…

1- First we want to create handle. In Front view create three NGon and one Star same as the below pic.


ngon

You may ask now why I am using NGon instead of Circle. I will answer this question after some more steps of this tutorial.

2- Now we need to create a Line as our loft path. This line should be around 80. Enable Snap and make sure in its setting just Grid Points is active. In Front view draw a Line around 80. I am not caring what system unit you are using. Just try to keep proportion between path and shapes. Rename this line to Handle Path.

grid settings

3- Select Handle Path shape and in Create Panel go to Compound Objects and click on the Loft.


compound objects

4- In the Loft parameters, in Creation Method roll out click on Get Shape button and then choose NGon01 from the scene. As you can see in below pic, the Ngon01shape extrude along the path.

loft parameters

5- Enter 10 in Path field and while Get shape is active, click on NGon01 again. Nothing will change. In this way we are telling Loft that from 0% to 10% we just want use NGon01.

path parameters

6- Change the Path filed value to 16. Active Get Shape button and choose Star01.So from 16% of the path Star01 will start extruding along path. But notice that between 10% to 16% there is blending transition from NGon to Star.

Before we move forward I would like to tell you why I used NGon with Circular option checked instead of just using a simple Circle shape. I have done this tutorial with Circle too. Below you can see the result.

get shape

In loft number, I used NGon. You can see that there is a clean transition between Ngon and Star. However in loft number 2 because I used Circle shape this transition is not as clean as number 1.


The problem is not the circle. What you should notice is the number of vertices between two shapes.  Look at the below pic. Circle just have 4 vertices while in NGon we could define the number of vertices and check the Circular to make a nice curvature in NGon. We have choose 24 sides for NGon just because our Star has 24 sides.

circle

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