May 2006 – Thoughts Serializer

How to do good bloom for HDR rendering

Charilaos Kalogirou Posted on May 20, 2006December 2, 2006

One thing that makes HDR rendering impressive is the bloom effect. In fact even if bloom is in a sense decoupled from HDR rendering, it is often confused with HDR. There are 3d engines out there that advertise bloom for HDR rendering, which is nonsense. You can have HDR rendering without bloom, and you can […]

Game Development OpenGL Sylphis

HDRR screenshots

Charilaos Kalogirou Posted on May 15, 2006May 15, 2006

Here are some screenshots of the HDRR implementation in Sylphis3D. Sylphis3D is now capable of HDRR on video cards starting from ATI Radeon 9600 and nVidia FX5200 and up. (Yeap… no need for those expensive nVidia 6800 cards)…

DirectX Game Development Hardware OpenGL Programming Software Sylphis

Programmable GPUs and the programming method

Charilaos Kalogirou Posted on May 12, 2006May 12, 2006

Working heavily on pixel shaders the last few days, I came to realize some facts about the current way of treating the GPUs and how that way is inefficient/impractical and really doesn’t allow us to fully harness the powers of GPUs.

Game Development OpenGL Programming Sylphis

HDR lighting… possibilities…

Charilaos Kalogirou Posted on May 11, 2006May 21, 2006

The sillent blog the last few days is due to the heavy work going on in Sylphis3D… I have almost completed

Personal

Attacked by the spammers

Charilaos Kalogirou Posted on May 10, 2006

The last days my blog is under attack! Comment spammers have targeted it and I get arround 50 spam comments every day. Fortunately the spam filter is adding them to the moderation queue and they don’t go live on the site. The downside is that I have to go and delete each one of them […]

Software

Google photo management = Picasa 2

Charilaos Kalogirou Posted on May 5, 2006May 5, 2006

Having a digital camera at my disposal for the last 4 years, I can tell you: Photographs are a big load of data to manage. The trouble is not obvious from the beginning but after counting some GB’s of photos it really get hard to find photos. I used some photo management software before (mostly […]