Tags » GPGPU

A Review of Fractal Image Compression and Related Algorithms

I wrote this review paper on fractal image compression, denoising, and enlargement back in 2008 while I was at Caltech, and thought I’d lost it until discovering a copy in my backups. 3,426 more words


DirectCompute tutorial for Unity: Introduction

I’ve been using Unity for about 2 years now but before then I use to write my programs in C++ and manually create a graphics context to work with. 1,252 more words

Compute Shader

Correctly enabling cl_khr_fp64 in both OpenCL 1.1 and 1.2

I started most of my OpenCL development on Nvidia GPUs, which still only support OpenCL 1.1.  When I started testing code that used double precision arithmetic on AMD Radeon GPUs, I kept running into a warning about the cl_khr_fp64 extension.  396 more words


GPGPU hacking on the Pi

Update: As Andrew mentions in the comments below, we recently made the source for Andrew Holme’s accelerated FFT library available. I’d encourage aspiring Pi GPGPU hackers to take a look at this – it’s an incredibly tight piece of code. 155 more words