Nieuws/blog

Alle nieuws/blogs van Reinder Nijhoff

Impostor experiment

Geplaatst door Reinder Nijhoff op 24 June 2006

Experiment with impostors. Impostors are used to render a forest of 50.000 trees in realtime.

Doom 3 - OpenGL Shading Language

Geplaatst door Reinder Nijhoff op 25 August 2005

After spending most of my free time last year writing a raytracer, I've finally finished another OpenGL demo.

This demo loads a Doom-3 level (using the .proc format) and renders the level using portal-based visibility culling. I use the OpenGL Shading Language (GLSL) to render the levels using the light-data loaded from the .map files.

kD-tree collision detection

Geplaatst door Reinder Nijhoff op 25 August 2004

I think that I've figured out how the .cm files in Doom III are used for collision detection.
In the .cm files the nodes discribing a tree are saved in the following format:
( 0 320 )
( 1 -1351.9996337891 )
...

Dynamic skydome

Geplaatst door Reinder Nijhoff op 23 June 2004

This demo shows the following techniques:

• procedural moving clouds
• animated skydome with sun and stars
• stencil shadows
• very simple terrain engine