Category Archives: Graphics

Everything related to computer graphics

Minimal setup screen space quads: No buffers/layouts required

Posted on 3.3.2012 by Anteru (Updated on 3.3.2012)

A neat trick that Rory Driscoll  mentioned on Twitter is to use vertex IDs to generate screen space quads. I just recently came around to use that in my stuff, so here’s some ready-to-use code. The advantage of using the … Continue reading →

Posted in Graphics | Tagged , , | 4 Comments

Using right/left-handed viewing systems with both DirectX & OpenGL

Posted on 27.12.2011 by Anteru (Updated on 10.1.2012)

One problem many 3D graphics beginners run into is left/right-handed view matrices. In many cases, beginners get stuck with left-handed coordinate systems because they start with DirectX. Worse of all, some sources on the web claim that DirectX somehow mandates … Continue reading →

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OpenCL for realtime rendering: What’s missing?

Posted on 6.12.2011 by Anteru (Updated on 10.1.2012)

I’m a heavy user of OpenCL, relying on it exclusively for all my highly parallel computing needs. Recently, I started using OpenCL as a replacement for DirectCompute for a DirectX11 based renderer, and while it’s close, there is still a … Continue reading →

Posted in Graphics, Programming | Tagged , | 9 Comments

Poor man’s animation framework

Posted on 8.11.2010 by Anteru (Updated on 8.11.2010)

I had to produce an animation towards the end of the research project, and as usual, there was not enough time left for heavy-duty video editing work. Everything for the animation had to be done really fast and still produce … Continue reading →

Posted in Graphics | Tagged , | 2 Comments