Monday, February 10, 2014

Intro to 3D Modeling with Sculptris

Today we're going to start looking at how to do 3D modeling. I'm going to start you off using an easier program called Sculptris. Sculptris is free to download, so you can use your laptop if you like! You will not need your tablets for this unit, however, you may need a 3 button mouse.Welcome back! I hope you had a relaxing vacation!


The first thing you need to understand about how modeling works is that models are composed of polygons. You may remember from geometry that 2 points make a line and 3 points make a plane. You can see in the image below how this works:


  1. Your models are going to have surfaces composed of squares and triangles, referred to as polys:
    • The more complex the surface, the higher the number of polygons.
    • This is called the polygon count, or polycount.
  2. Poly count pertains directly to the amount of time your file will need to load. You might know of an anecdote from Monster's University about the load time for each frame with Sully in it, because of Sully's poly count due to his fur.
    • The less polygons you have in each scene or file, the less work the computer has to do.
    • The polygon count is often referred to as:
      • Low Poly
      • High Poly


Today, I'm going to have you open Sculptris and follow this beginning tutorial. You can stop at anytime and ask me if something doesn't make sense, but you should probably have 10-20 minutes at the end of class to create something. 

  1. Assignment:

  • Make a practice model, showing that you've used several tools.

  • Save it as an .obj file.

  • Turn it into me via email.



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