Wednesday, May 31, 2006

3D graphics - theory and history

After this long long time, it's time to work again. Hello people :)

In this post, I've decided to give you some basic knowledge about 3D graphics. First, I would like to tell you something about 3D. Well, except 2D graphics, we have 3D graphics. Actually, we live in 3D world. The monitor which you're looking in front of your eyes is 3D object. There's only one difference between computer 3D and real 3D, and that's this:

- God created world, everything in three dimensions, and that's our world
- Programmers and people created software like 3ds max, Maya, Lightwave, XSI and other. In those software you create your own virtual 3D scenes, objects, actually everything you want.

The second story is very complicated and it has a huge history. First story you know already. Now, we are focusing on virtual 3D graphics.

First, I want to say that three dimensions means that you have:

- width
- length
- height

You probably remember functions in mathematics, which you were supposed to draw on graph. You worked only on 2 dimensions x and y. Now third dimension is height and it's very easy to understand it. This is how it looks like:



These are the meanings of x,y and z axes:

x - width
y - length
z - height

You can see an example of box with some segments:



That would be what 3D means. And I want to tell you that 3D graphics has been developing long time ago, and it's still developing. Most famous 3D software today is Softimage XSI, 3ds max, Maya, Houdini, Lightwave. But those are the expensive applications which cost few thousand dollars. You have an alternative, and that's open source application called Blender 3D. That's the application which is still developing and it has bright future. Blender proffesionals have made awesome photorealistic models and scenes in it.

I really don't have much time for writing history of 3D graphics but here is the link: Link
On that page, you have more links directing you to history of other companies. It's worth of reading, it's very interesting :)

That would be that for today, tommorow I'm writing about 3D software. I'll give you many links and resources for learning those 3D applications. And for this time, I wanted to place some of my favourite 3D renders.











Those are my favourite works that I saw on 3dkingdom.org. I hope if artists of these renders won't be mad at me because I've placed these renders :)

Enjoy your stay on blog, and bye.

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