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I'm making a game engine based on dynamic signed distance fields (SDFs) [video] (youtube.com)

451 points by imagiro · 287 days ago · 78 comments on HN

Article summary

A game engine based on dynamic signed distance fields (SDFs) is being developed, allowing for real-time terrain deformation and manipulation. The engine's capabilities and potential applications are discussed in the comments. The use of SDFs enables smooth and detailed terrain rendering, but may have limitations when it comes to animations and skeletal rigging. The engine's potential for creating new gameplay opportunities is also explored.

Main themes

  • Game Engine Development
  • Signed Distance Fields
  • Terrain Deformation
  • Animation and Rigging
  • Gameplay Opportunities

What commenters say

  • The use of SDFs in game engines has the potential to enable new and innovative gameplay mechanics, such as real-time terrain deformation and manipulation.
  • While SDFs offer many benefits, they may not be the best choice for every game, and traditional polygon-based rendering may still be preferred in some cases.
  • The limitations of SDFs when it comes to animations and skeletal rigging are a significant challenge that needs to be addressed in order to fully utilize their potential.
  • The development of a game engine based on SDFs is a complex task that requires careful consideration of the trade-offs between different techniques and technologies.
  • Some commenters believe that the focus on building a game engine with advanced capabilities may not be the best approach, and that it is more important to have a clear idea of the game's design and goals before starting development.
  • The use of SDFs in game engines is not a new concept, and other games and engines have already explored this technology, but the current project's approach and implementation are still noteworthy and impressive.