omino pixel blog

Rehi All! Rewelcome to Pixel Blog

david van brink — Wed, 19 Nov 2008 19:21:11 +0000

Hello seekers! I’ve been getting a fair amount of traffic lately, mostly from Pixel Bender searches and a few references from forums and other blogs. And the number of subscribers is steadily growing. I guess some of the stuff here is useful to someone. Hooray, I say! (And of course by “fair amount of traffic” I don’t [...]

Pixel Bender: Sphere Redux

david van brink — Mon, 03 Nov 2008 05:58:11 +0000

Tweaks and improvements to the previous diced sphere Pixel Bender kernel. Just click Go. Really. cubes04.swf [...]

Pixel Bender: Waves

david van brink — Sun, 02 Nov 2008 04:10:33 +0000

Everyone loves sine waves. waves.swf click forhttp://omino.com/pixelblog/wp-content/uploads/2008/11/waves.swf [...]

Pixel Bender: Circles, Squares, Lines, & Metadata

david van brink — Wed, 29 Oct 2008 04:22:05 +0000

This post will show a handful of simple tricks for “drawing” using Pixel Bender. That’s not what it’s for, especially in Flash. But it’s still interesting to see how it’s done. But first, the demo: [...]

Pixel Bender: Fun With Cubes 2 (a Dicing Sphere)

david van brink — Thu, 23 Oct 2008 03:35:39 +0000

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Pixel Bender: Crazy Spots

david van brink — Wed, 22 Oct 2008 06:55:37 +0000

I was trying to do something else. But, as you well know, sometimes bugs are really cool. Here’s my bug of the night. Click Go, once, and Scramble a few times. crazyspots.swf [...]

Pixel Bender: A Gradient… and Some Math

david van brink — Tue, 21 Oct 2008 06:28:49 +0000

Featuring mix(), clamp(), and dot(). Very often I need a simple linear-gradient in After Effects, and end up sing the four-color gradient because that’s all I can find. And so, here, for your perusal, is a Pixel Bender implementation of a Linear Gradient Generator. After that, we’ll see the code, and after that, a quick review of [...]

Pixel Bender: Debug Pips

david van brink — Mon, 20 Oct 2008 03:40:26 +0000

Featuring distance(). One of the important games we play while writing a script or software — or other kinds of black boxes, too — is, “How can we tell what’s going on inside?” Modern debuggers in modern programming languages make this a nearly-solved problem. Sometimes. Maybe it’s a new language and the tools aren’t there yet, or [...]

Pixel Bender: Fun With Cubes 1

david van brink — Fri, 17 Oct 2008 06:07:37 +0000

In which I present instances of a family of closed-cell geometric objects which are computationally trivial to render. The Concept Imagine moving a plane through a three dimensional mesh of cubes. checkerSquare320.mp4 [...]

Pixel Bender: My First Flash Program

david van brink — Wed, 15 Oct 2008 05:27:46 +0000

Since I love After Effects, I need to learn Pixel Bender. To talk about Pixel Bender in this blog, it sure is handy that the new Flash Player can show it, live. But first I had to learn Flash. Darn! So, below is a program written for Flex, compiled with Adobe’s free mxmlc command line tool. [...]