Castle Game Engine: Big renderer improvements: Correct and automatic blending sorting, more powerful batching (now cross-scene), easier and more reliable occlusion culling and occlusion sorting

It’s a pleasure to finally close a big TODO from our roadmap. This refactor took 122 commits, and it reworks a core rendering code in the engine. This was hard to do but also was a lot of fun — I used this opportunity to do a lot of code simplifications. These simplifications also translate …

Castle Game Engine: Planned: Steam integration and engine available as a download on Steam

One of bigger things we plan to have ready (before 7.0 release) is Steam integration. This actually means 2 things: Easy Steam integration (using “Steamworks SDK”) in your projects. This means accessing “Steamworks SDK” directly (without any “wrapper” library necessary) and being able to easily report to Steam things like achievements. Once initial integration will …