The Hacks of Life

Tuesday, October 29, 2013

Good Advice From GIT

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I found this in a GIT man page.  (Emphasis added by me.) union Run 3-way file level merge for text files, but take lines from ...
Wednesday, October 02, 2013

3-d Mouse Testing

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I just finished fixing a long-running bug in BrickSmith 's culling code; this post is a review of ways to do mouse testing of a 3-d mod...
Saturday, August 31, 2013

Theoretical Engineering: Occlusion Culling for BrickSmith

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I have been pushing for a formal level-of-detail scheme for LDraw; the performance problem is that LDraw bricks contain a fairly high verte...
Sunday, August 25, 2013

What Does gpus_ReturnGuiltyForHardwareRestart Mean?

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First, a bunch of disclaimers: I do not know how the PowerVR SGX hardware really works, I do not have access to either the Apple OpenGL sou...
8 comments:
Monday, July 22, 2013

The Smell of Victory

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You might think the primary purpose of X-Plane is to help people enjoy the experience of flight at home, or to help pilots train for real-w...
1 comment:
Friday, May 10, 2013

Moving the Needle - a Quick Audit of the 7970

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I dropped X-Plane into ATI AMD's GPU PerfStudio 2 to see what might be going on on the GPU side of things.  This is on a Sandy Bridge ...
Saturday, April 20, 2013

There Must Be 50 Ways to Draw Your Streaming Quads

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So you want to draw a series of streaming 2-d quads.  (By streaming I mean: their position or orientation is changing per frame.)  Maybe ...
7 comments:
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