How to build LOD for thousands of animated Unity characters
A guide to crowd LOD in Unity with vertex animation textures: why vertices matter more than triangles, LOD as a new mesh, and per-entity selection.
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Notes from the studio
Apps, web tools and games from a small software company in Slovakia.
How to add glow and 2D lights to an old 2D Unity URP game
How to give an old 2D Unity game selective glow with URP Bloom and HDR, dynamic 2D lights and a sharp UI for current screens, using the game Dreamica.
How to fake ragdolls for thousands of enemies in Unity DOTS
How to knock thousands of enemies flying in Unity DOTS without bone physics: the body as one point, deterministic launch, walkable landing and tumbling.
How to build a shmup for Apple Watch
A guide to building a shmup for Apple Watch: virtual resolution, Digital Crown controls, rectangle collisions, pooling, timed level tables, a wave generator.
How to generate a sudoku with a unique solution
A sudoku generator step by step: a fast solver with bit masks, a random full grid, removing cells while checking for a unique solution, and difficulty.
How to generate an arrowword with a hidden message
A guide to generating Swedish-style crosswords: a hill-climbing mask, word filling as a backtracking CSP, and the hidden message found in the finished grid.
How to generate a 3D phone model in the browser
A guide to a 3D phone model in the browser with Three.js and CSG: a beveled body, button and speaker cutouts, a Web Worker and fast subtraction of all holes.
How to upgrade a Unity 4 project to Unity 6
How to move a Unity 4 project to Unity 6 without losing scenes: text conversion in Unity 2019.4, a UnityScript to C# port that keeps GUIDs and a recovered HUD.
How to navigate a horde of thousands in Unity DOTS
A guide to moving thousands of enemies in Unity DOTS: flow fields, pushing off neighbours and walls, crowd density cost, chokepoint jams and performance.
How to generate a word search with a hidden message
A word search generator with a hidden message, step by step: dictionary, word lengths, filling the grid without backtracking and success rates by grid size.