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Month: August 2011

glCapsViewer 0.5 + SQL database ?>

glCapsViewer 0.5 + SQL database

I’ve just released version 0.5 of glCapsViewer, and though the tool itself doesn’t seem that much different from 0.4, the real difference is in what’s behind it. Cause I’ve dropped the simple PHP listing (and searching) of uploaded XML files in favour of a real SQL database. This is not only much faster but allows for a lot of new features, and one these first new features (and propably one of the most important) is the possibility to compare (up…

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glCapsViewer – OpenGL capability viewer + online database ?>

glCapsViewer – OpenGL capability viewer + online database

If you’re creaing OpenGL apps (no matter if games, apps or demos) that you want to distribute, you often get error reports from user with the oddest things happening on their systems. Recently I distributed a benchmark for “Phase 2” to some people and after hours of trying to get it working for everybody I noticed that some of the testers had graphics cards that supported shaders (vertex and fragment) but no framebuffer objects, a pretty odd combination. Back in…

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Color selection, FBOs and traditional render-to-texture ?>

Color selection, FBOs and traditional render-to-texture

In what happens to be a rarity nowadays you’ll now get exactly what you could guess from the caption of this posting. I’ve been working on those three things yesterday and today and thought I might share some of my experience implementing color selection the right way into a complex user interface. Those of you that coding apps/games/whatever using OpenGL might know that the old selection functionality of OpenGL (which wasn’t that bad at all) is a no-go nowadays, mainly…

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