Frustum Culling

November 27th, 2013 experiment no comments

I put together an example for clipping points inside the camera frustrum. I found that OpenFrameworks was a bit strange when it came to the field of view. I was not able to get the results I was looking for until I lowered the FOV to about 20.0f. I posted the code on GitHub for …

First Grass Renders

September 28th, 2009 art,experiment 1 comment

Here are some first grass attempts for a piece I’m working on. There are 4,096 blades of grass with about 15 circular segments per blade. The are built with VBO’s running at about 50fps. I would love to get a few more FPS with some optimization. watch HD here

Diggin 3D Worms

September 27th, 2009 art,experiment 1 comment

Working on some grass for a piece I’m working on. This is my first time generating 3d geometry for a worm/grass. Oh man this is fun.

Normals

September 22nd, 2009 experiment,research 1 comment

Finally got normals working for the height map. Brad helped me a ton with the math, thanks brad :). After making sure I had the right points its was pretty simple. Here is an example to calculate normals for a grid in OpenFrameworks. Obviously this can be applied to any other language. The image above …

Scrolling Terrain

September 14th, 2009 experiment no comments

The terrain is now scrolling. I’m not using a VBO so its a bit slow but that’s an easy fix. I now want to try and apply a sphere to the grid.