Archived Source Code

Several older (and maybe outdated) small libraries and code snippets that had been originally published on my personal website.

kyoto_tycoon: Kyoto Tycoon Binary protocol

Code to access the Kyoto Tycoon database system with Python and PHP usings its efficient binary protocol. The implementation follows the original documentation of the protocol. This library was created to use Kyoto Tycoon as a database caching layer for my web application Album Reminder.

Documentation:

• https://www.ulrichmierendorff.com/software/kyoto_tycoon/python_library.html
• https://www.ulrichmierendorff.com/software/kyoto_tycoon/php_library.html

aws_hmac_signer: Product Advertising API REST Requests with PHP and Python

One of the first implementation of the HMAC SHA256 signing procedure for accessing the Amazon Product Advertising API with REST requests. Both a PHP and a Python version is available.

Documentation:

• https://www.ulrichmierendorff.com/software/aws_hmac_signer.html

antialiased_arcs: Rendering Antialiased Filled Arcs, Ellipses and Circles with PHP and GD

A simple yet effective method to render filled arcs with PHP. People used that to create pie diagrams and other dynamic visual effects. It might still be in use on certain websites.

Documentation and end-user comments:

• https://www.ulrichmierendorff.com/software/antialiased_arcs.html

opengl_blur: Blurring on Graphics Cards without Shaders

A demonstration on how to achieve a visual blurring effect without using shader programming by making use of the texture filtering behaviour.

Documentation and examples:

• https://www.ulrichmierendorff.com/software/opengl_blur.html