# Tagged Questions

106 views

### Mixing interpolation with extrapolation in multiplayer game

I am creating a multiplayer drag racing game and have difficulties mixing extrapolation and interpolation. To save network bandwidth i am getting information from the opponent only on his button ...
108 views

### very simple math destination and speed calculation

My player goes to (destinationX, destinationY) His position is: (x,y) and the player has an update event function update() { this.x = this.x + dx; this.y = this.y + dy; } what is the formula ...
271 views

### Using forces to reach a specific velocity

In my game, I currently move the player by directly setting its velocity on key press events. This makes the game feel very responsive and allows the user to quickly change direction. However, I ...
391 views

### In 2d game logic, should I use pixels or world coordinates?

Currently in my game I handle the logic (collisions, movement) using pixels but I find it very limiting espiecially when thinking about variable speed. For example Box2D requires you to use ...
128 views

### Increase restitution (bounciness) of an object in a JavaScript formula

I'm going slightly around the houses on this one. I originally started a thread over on Stack Overflow about it but then it seemed to diverge into mathematics, with no joy from the SO community over ...
851 views

### Non-physics character movement in a Box2d Environment

I am in the process of creating a physics platformer. However, I want the player movement to feel very old-school(as in: non-physics like), which means that the character: Should always move equally ...
1k views

### How can I make a character walk on uneven walls in a 2D platformer?

I want to have a playable character who can "walk" on an organic surface at any angle, including sideways and upside-down. By "organic" levels with slanted and curved features instead of straight ...