AGG - Anti-Grain Geometry library

[marcoapc]

Part of the topic was addressed during the conversation:

[GSOC 2023] Progress on perspective transformation | Haiku Project

[progress] Here’s an interesting problem I’ve come across: how do you detect invalid perspective transforms like the one shown above? Icon-O-Matic should not try rendering these shapes since AGG likes getting into infinite loops drawing them. The shape is somewhat interesting, though. It’s the DiskUsage icon, turned into a fractal. Here’s another image showing the fractal in higher resolution. [progress2] Edit: The fractal comes from the fact that reference images tile themselves. Disabling …

There is a ticket on the subject: #17221 (Infinite recursion in agg rasterizer) – Haiku

Haiku has its own patches and solutions, you need to test and modify patches for version 2.7 and 3 forks of AGG have patches and improvements, which are not in the SVN repository!

In addition to the SVN repository there is a ticket with old patches, which were not applied, I opened 2 tickets, I don’t know when they will be answered.