1
vote
0answers
65 views

Speeding up point-in-polygon for Python

In researching collision detection methods for non-Rect-like objects I came across point-in-polygon -- specifically, the even-odd rule. The one presently on Wikipedia claims it is written in Python, ...
3
votes
1answer
76 views

Pygame collision detection less frequent when objects are increased

I currently experiencing an issue in pygame where whenever i increase the number of objects e.g. platforms, rocks for a in range(150): rock = Rock(0,0) OR incresing the range which they spawn ...
3
votes
1answer
101 views

Directional, Triangular Collision Detection in Pygame [duplicate]

I am trying to create a game in Pygame, with Python 3, and am trying to figure out an algorithm that will tell me which direction a rectangle is colliding with a rectangle, so that I can push it back ...
1
vote
1answer
139 views

Detecting walls or floors in pygame

I am trying to make bullets bounce of walls, but I can't figure out how to correctly do the collision detection. What I am currently doing is iterating through all the solid blocks and if the bullet ...
0
votes
1answer
147 views

Collision detection without classes, in Pygame

I am writing a game in Pygame and want to get collision detection working. The aim is that when an object hits another, the target object disappears. I want to avoid having classes for now, to keep ...
0
votes
2answers
273 views

Pygame - CollideRect - But How Do They Collide?

I'm having some trouble figuring out how I can handle collisions that are specifically colliding on the top or bottom a rect. How can specify those collisions? Here's a little code snippet to give ...
1
vote
1answer
148 views

Python + Pygame - Collision problems

I'm currently developing a game in Python + Pygame and i came up with a problem with the player and the platforms. The game is a 'runner' where the player it's fixed (The 'x' position isn't variable, ...
2
votes
1answer
509 views

Detect collision in Blender

I am trying to write a Python function for Blender(2.66) game engine, that permits me to detect collision between two objects. I tried to read the documentation, but it's very confusing, and I don't ...
3
votes
2answers
465 views

2D destructable terrain with collisions in MMO

Task What I want is to create destructable terrain (like in Worms) and collisions with this terrain (with calculated normals) that will be fast enough to work on server machine. Basically lets say ...
4
votes
5answers
540 views

Collision detection performance problem

Using python and pygame I've built a collision detection system according to the instructions in this YouTube tutorial. This is updated 40 times per second and controls movement and collision ...
1
vote
1answer
229 views

Pygame - Change sprite collision Rect

I'm making a platformer in Pygame. One of the sprites I'm using is a flag, and I want to detect if the player collides with the flagpole (just like in Super Mario Bros). The problem is that the image ...
2
votes
2answers
415 views

How do I detect multiple sprite collisions when there are >10 sprites?

I making a small program to animate the astar algorithm. If you look at the image, there are lots of yellow cars moving around. Those can collide at any moment, could be just one or all of them could ...
3
votes
2answers
493 views

Collision library for bullet hell in Python

I am making a bullet hell game in Python and am looking for a suitable collision library, taking the following into consideration: The library should do 2D polygon collision. It should be very fast. ...
0
votes
2answers
626 views

Detecting if line crosses rectangle in python. Need speed boost

I am currently writing a top down man vs robot shooter. The game works now, but if I have a decent sized level it runs slowly when you are being chased by robots. While just roaming around it can go ...
4
votes
1answer
863 views

Are there any good engines for isometric collision detection and platforming?

I've decided to resurrect an old game idea I had years ago. I currently have zero experience with programming, but I'm going to begin studying either C#, Python or both in the near future. The issue ...
2
votes
2answers
6k views

Pygame How To Use Collision?

Can someone tell me how to implement collision in Pygame? For example I have a sprite called A and another one called B. How do I detect if they collide in Pygame?