Top "Physics" questions

Refers to real-world physics.

Why is Verlet integration better than Euler integration?

Can someone explain to me why Verlet integration is better than Euler integration? And why RK4 is better than Verlet? …

physics game-physics verlet-integration runge-kutta
KDTree Splitting

I am currently writing a KDTree for a physics engine (Hobby project). The KDTree does not contain points. Instead it …

algorithm physics game-physics kdtree
2D Elastic Ball Collision Physics

I am making a program that involves elastic ball physics. I have worked out all of the maths for collision …

2d physics collision
How do you input piecewise functions into wolfram alpha?

I've tried several approaches, such as defining a function f(t) at certain values, and then using f(t) in …

math physics differential-equations wolframalpha
Best book for learning sensor fusion, specifically regarding IMU and GPS integration

I have a requirement of building an Inertial Measurement Unit (IMU) from the following sensors: Accelerometer Gyroscope Magnetometer I must …

accelerometer physics sensors gyroscope kalman-filter
How to make a 2D Soft-body physics engine?

The definition of rigid body in Box2d is A chunk of matter that is so strong that the distance …

physics game-physics rigid-bodies
Re-positioning a Rigid Body in Bullet Physics

I am writing a character animation rendering engine that uses Bullet Physics as a physics simulation engine. A sequence will …

position set physics bullet rigid-bodies
applyForce(0, 400) - SpriteKit inconsistency

So I have an object that has a physicsBody and gravity affects it. It is also dynamic. Currently, when the …

objective-c physics sprite-kit skphysicsbody
Algorithm to control acceleration until a position is reached

I have a point that moves (in one dimension), and I need it to move smoothly. So I think that …

algorithm math physics
Real-time fluid simulation techniques

What techniques are used for the real-time simulation of fluids such as water, for example in videogames? In particular, I …

physics simulation fluid