Random terrain can generate a level you cannot finish. The fix is
not more validation — it is to carve the safe route first and place
every hazard around it, so solvability is structural.
How I draw 3D graphics with no engine and no 3D files
Flockfjord has no Unity, no Unreal, and not a single .obj or .fbx. Every triangle comes out of Kotlin. Here is the whole approach
meshes, matrices and an 18-line animation system
How real sheep behave — turning a 2024 flocking study into a game
A border collie, 14 merino sheep and a UWB tracker produced a paper in Communications Biology. Here is what it says, and how each finding became a line of Kotlin in Flockfjord.