The tag has no usage guidance.

learn more… | top users | synonyms

5
votes
0answers
84 views

Orbits: Combine the Pros of RK4, Symplectic Euler, and Verlet Velocity Integrator

Recently, I've implemented and compared a number of basic integrators for my physics engine. The 3 that gave me the best results are RK4, Symplectic Euler, and Verlet Velocity, but I think I need ...
1
vote
1answer
149 views

Lunar lander: why is my descent module crashing

I've been reading this awesome simulation of the actual Apollo 17 descent: http://www.braeunig.us/apollo/LM-descent.htm I've been trying to make my own simulation using Euler integration, with a time ...
0
votes
1answer
596 views

Air Resistance of a Falling Object

I am applying air resistance to a falling sphere using the Euler method. If someone could have a look and tell me if my implementation is correct or offer any tips, it would be highly appreciated. ...
0
votes
2answers
7k views

How to make a Realtime 3D Eulerian Fluid Simulation like “From Dust” in C#/Unity3D?

So, for a game project I'm going to be working on I need to make a fully working 3D fluid simulator in Unity3D using C#, that can work in real time. The only problem is, I've never done anything like ...
4
votes
3answers
4k views

Why is my velocity decaying?

Programming in Java. Tinkering around with physics. My entities all have position and velocity. In the main loop, all I'm doing is applying gravity and bouncing off the edges, like so: // add ...