scott wrote:

> Just for interest, all modern 3D CAD programs work in similar way to 
> SketchUp to start with.  You draw you stuff using the mouse, and the 
> software automatically tries to guess what you meant to do (ie lines at 
> right angles to each other, lines parallel, same length etc).  After 
> you've drawn your initial sketch you can then go and delete/add 
> constraints until your sketch is exactly as you want.  Of course 
> constraints can be formulae based on other dimensions, other drawings 
> etc so it's very flexible to build up a whole model based on just a few 
> parameters.  The huge benefit is that when you want to change one of the 
> key parameters, the entire model is updated in virtually real-time 
> (depending on the complexity of the model...)

1. Wow... Actual CAD software exists and there are people who use it.

2. A mouse? Really? Not a tablet or some other futuristic input device?

-- 
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*

Post a reply to this message