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1
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1answer
27 views

System for deducting velocity against sources pf gravity

Say I have a particle-based physics engine (which I do) that uses lots of particles with a x and y coordinate and velocity. These particles can also have a mass, which means that these particles (with ...
0
votes
1answer
58 views

Convert x and y velocity to x and y velocity relative to another point

The question I asked probably isn't very clear, so I'll explain. If I have an x and y velocity, where the y goes towards the bottom of the screen, and the x goes towards the right of the screen, how ...
4
votes
1answer
95 views

How to define the motion path of one object on a surface of the other one?

I have an uncommon problem. There are 2 3D objects, which are represented by arrays of vertices and triangles (.stl files). Each of them contains a big enough amount of vertices: 1-10 mln ones. The ...
-3
votes
1answer
383 views

Physics Engine with Fixed-Point Positions [closed]

Fixed-point object locations allow for worlds which are much more scale-able. Using a 64-bit integer (per dimension), and 0.1 millimeter precision, a world can be created which is 100% numerically ...
8
votes
5answers
866 views

Python potential for science applications? [duplicate]

I'm a beginner in programming. I am learning Python as a hobby. However, after reading some things in what concerns, for example, its speed, I asked again myself if I should really learn Python or ...
15
votes
12answers
2k views

Teaching myself, as a physicist, to become a better programmer

I've always liked physics, and I've always liked coding, so when I got the offer for a PhD position doing numerical physics (details are not relevant, it's mostly parallel programming for a cluster) ...
1
vote
1answer
223 views

Help me understand this “mindmap / constellation” visual pattern

Please help me identify and understand this visual pattern, what's the common name used for such mindmap / constellation visualisations? http://asterisq.com/products/constellation/roamer/demo ...
3
votes
4answers
4k views

confusion between these two networking terms: transmission rate vs. propagation speed

I read this in TCP/IP PROTOCOL SUITE second edition, written by Behrouz A. Forouzan and Sophia Chung Fegan. In traditional Ethernet, the minimum frame length is 520 bits, the transmission rate is ...
12
votes
5answers
499 views

Idea for a physics–computer science joint curriculum and textbook

I want to write (and have starting outlining) a physics textbook which assumes its reader is a competent computer programmer. Normal physics textbooks teach physical formulas and give problems that ...
6
votes
2answers
2k views

Is video game programming usually physics related?

I know this is obviously not true for some games, minesweeper, card games, etc. But what about any game involving simulating the real world environment. Obviously these games have some form of a ...