Sven's Dev Journal

2025-05-10 (Updated: 2026-01-09)

Loosely Coupled Game Architecture with Events and Commands

This article introduces events and commands as a way to decouple game components. A (very) basic space shooter example illustrates how the pattern can be applied in practice.

2024-12-30

Framework-independent Game Logic with Hexagonal Architecture

Implementing a classic table tennis game using MonoGame, but making it so, that the game logic is independent of the framework using Hexagonal Architecture.

2024-12-01 (Updated: 2024-12-23)

A* Pathfinding in 2D Games: Addendum about Cyclic Dependencies

Putting the grid navigation in its own class to avoid a cyclic dependency and to improve separation of concerns.

2026-09-18 (Updated: 2026-09-19)

Shmup Devlog #4

Collisions, Part Deux

Fast bullets were tunneling straight through enemies undetected. This post digs into why, and adds a swept collision test for every pair the simple check misses.

2026-04-26

Shmup Devlog #3

Collisions

This post is about benchmarking the collision detection system, comparing the brute-force approach to a spatial hash grid approach.

2026-02-28

Shmup Devlog #2

One Life Closer to Game Over

This post is about player lifes, re-spawning, game over, score and pre-shot animations

2026-01-10

Fitness Tracker

Fitness Tracker is an application for tracking fitness activities. It consists of a Spring Boot backend and a Nuxt frontend.