First things first, let's begin with the basics as this is always the best place to start.


MODELING

 

The first step in creating good computer art is the creation of the 3D model called a MESH OBJECT. To do this you must first construct the building blocks of the model. These are called 2D Shapes or Primitives, (i.e.: circles, squares, triangles etc...).

The example to the left shows how many primitives can be combined to make a complex 2D shape like the text. Lucky for me 3D Studio has a text creation feature or this could be a long process to make text.

Can you count how many different shapes it would take to make this text?

2D shapes are also made up of smaller parts called Vertices and Segments Vertices are points on the shape that a Segment would connect to. A Segment is a line that is curved or straight used to make up the outline of the shape. So to create a square you would need 4 vertices and 4 Segments to construct a square.

 

The next (and last) step in making a model is to give the 2D shape Depth or Lofting. The shape is first placed on a Path shown in the example on the right as a blue line in the upper left box. The path is then given the proper length for the depth you want. The white lines crossing the path is the shape as it is lofted along the path.

In the lower left box the shape is shown in a 3D View.

The shape does not have to follow a straight path. The path can be curved, circular, spiral etc....

The shape can also have its features changed as it is lofted by scaling, twisting, beveling etc...

By using different shaped paths and changing the shapes features during the loft, you can create an unlimited variety of different Meshes.

 

This is the basic process of making a 3D Mesh. However, meshes do not always need to be created. Just like the 2D computer art world which has been using clip art for a long time there are now companies that sell prebuilt 3D Meshes in many different formats. There are also several WEB sites that have free meshes available for downloading (see my links for a list).


So now you have all of these wonderful Meshes that you have built,
but what do you do with them?

Well read on, oh learned one.


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