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Type: Posts; User: princip

1. ## Thread: Best approach to building particle system

by princip
Replies
3
Views
242

### Got it. Thanks for the answer.

Got it. Thanks for the answer.
2. ## Thread: Best approach to building particle system

by princip
Replies
3
Views
242

### Best approach on building particle system

Hello, I am pretty new to opengl and I want to do a particle system. I have been using GLUT for everything in opengl that I did up to now. Eventually I want this particle system to be relatively big...
3. ## Thread: Ray tracing, Z coordinate (depth) of bounding box seems much bigger then it should be

by princip
Replies
4
Views
785

### Oh, so dimension of the screen in the camera...

Oh, so dimension of the screen in the camera space is width by height of the window. I put bounding box dimensions the same as the window size in pixels and now the scene looks much better. Thanks...
4. ## Thread: Ray tracing, Z coordinate (depth) of bounding box seems much bigger then it should be

by princip
Replies
4
Views
785

### First I convert width and height to [-1,1] and...

First I convert width and height to [-1,1] and than I find the vectors from camera to every pixel on the screen, so I don't define angle of view, it is defined based on the dimensions of window and...
5. ## Thread: Ray tracing, Z coordinate (depth) of bounding box seems much bigger then it should be

by princip
Replies
4
Views
785

### Ray tracing, Z coordinate (depth) of bounding box seems much bigger then it should be

I am making 3d scene and using ray tracing algorithm. When I add bounding box with the same length of sides every time I get the scene that looks like a tunnel, not like a box. Bounding box seems...
6. ## Thread: Orientation of three points in 3D space

by princip
Replies
1
Views
249

### Orientation of three points in 3D space

I built a program that loads triangle mesh from file. I use Winged Edge data structure to represent triangle mesh. One triangle is represented with three edges which must be in counterclockwise...
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