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8
votes
3answers
668 views

Avoiding orbiting in pursuit steering behavior

I have a missile that does pursuit behavior to track (and try and impact) its (stationary) target. It works fine as long as you are not strafing when you launch the missile. If you are strafing, the ...
4
votes
1answer
4k views

Orbiting a specific point - Orbiting Camera

How would I create a camera that with the mouse, it allows you to orbit around a specifc position, with the camera always facing that point? I would also like it to be able to always be at a constant ...
6
votes
1answer
227 views

Orbital mechanics: orbit as a function of time. Universal variable formulation?

I am trying to model a two dimensional orbit for a two body Kepler problem but have gotten stuck when introducing the time variable. For a satellite with known semi major axis (a), eccentricity (e), ...
8
votes
2answers
1k views

Elliptical orbit modeling

I'm playing with orbits in a simple 2-d game where a ship flies around in space and is attracted to massive things. The ship's velocity is stored in a vector and acceleration is applied to it every ...
3
votes
2answers
1k views

How can I implement simple object orbits in Game Maker?

I've seen a lot of tutorials for things like "fixed circular orbit" and "elliptical orbits" which end up never been what I actually want. I have two objects: oPlayer, and oPlanet. I am trying to ...
2
votes
1answer
169 views

GameMaker: Studio - Slow down calculations

I currently have an orbital simulator, with a brilliant answer in another Game Development question here, and would like to know how to slow down the calculations of Game Maker, to be able to do more ...
0
votes
1answer
201 views

How does orbital math work?

I'm writing a 2d space game, and I want the players to be able to 'orbit' objects and other players (if they're fast enough, of course), but I'm having trouble coming up with the right way to think ...