Top "Collision-detection" questions

Collision detection is the problem of determining if geometric objects intersect.

How to recalculate axis-aligned bounding box after translate/rotate?

When I first load my object I calculate the initial AABB with the max and min (x,y,z) points. …

c++ opengl collision-detection aabb
Pixel-Perfect Collision Detection Android

Ok so I am working on a game on Android. I need to implement pixel perfect collision detection. I already …

java android bitmap collision-detection
How did older games do collision detection with walls, floors and ceilings?

I have been reading about collision detection in games on stackoverflow and other sites. A lot of them talk about …

collision-detection
What happens when hash collision happens in Dictionary key?

I've been coding in c++ and java entirety of my life but on C#, I feel like it's a totally …

c# hash collision-detection
Can someone explain per-pixel collision detection?

Can someone explain the pros and cons of it and any math involved with it?

collision-detection
Fast circle collision detection

I'm trying to write a method that will calculate if two circles are overlapping. I've come up with the following …

java optimization collision-detection performance geometry
XNA C# 2D Platformer Game

I'm trying to make (figure out how to..) a 2d platformer in XNA. I know how to create a tile …

c# xna collision-detection tiles
QuadTree for 2D collision detection

I'm currently working on a 2D shoot them up type of game, and I'm using a quad tree for my …

c++ data-structures collision-detection quadtree
Collision Detection with MANY objects

I mainly focused on the Graphics aspects to create a little 2DGame. I've watched/looked at several tutorials but none …

java collision-detection
How to compute the smallest bounding sphere enclosing other bounding spheres

I'm looking for an algorithm which someone has access to that will compute the smallest bounding sphere that encloses a …

math collision-detection