Questions tagged [pygame]
A game development library based on the Python programming language. It wraps SDL for easy use alongside Python.
481
questions
1
vote
1
answer
41
views
Reading steering wheel events has 180 degree dead zone. How to remove/reduce dead zone?
I'm making a GUI that can be controlled by a steering wheel. It need only run on Windows.
It works as expected with exception of the fact that the first 90 degrees in either direction seems to be ...
- 113
1
vote
1
answer
78
views
Connecting Isolated Paths in Randomly Generated Maps
I am new to game development, I previously created games using tiledmap editor and pygame, but manually creating map was real pain, so i begun to look how can i procedurally generate map, after ...
0
votes
0
answers
47
views
How to make a tilemap in pygame?
so I have some Python code to generate a random 10x10 grid in which a mine will be or won't be placed, I am having trouble trying to convert this list into a use-able set of coordinates. Any help ...
0
votes
0
answers
61
views
How to optimize random path generation with checkpoints and collision detection
I'm looking for a way to generate a random path based on midi note onsets (timing points) for a simulation/game.
I will briefly explain how it works for context:
I'm working on a simulation type game ...
- 1
0
votes
0
answers
61
views
Poor performance with camera zoom
I've created a Camera class that takes a source surface and draws it to a destination surface using the camera's parameters (position, zoom, size, etc.).
The class ...
- 69
0
votes
0
answers
43
views
How can I change checkers pieces to move only horizontally and vertically?
I am a beginner level programmer trying to learn Python. I could not figure out how to change the values so I can restrict the pieces of checkers from moving diagonally. I want them to be able to move ...
- 1
0
votes
0
answers
38
views
0
votes
0
answers
35
views
Collision glitches when player runs into side of a wall
I am coding a game for fun, and I am trying to implement collision; specifically, I want the player to be able to move to the side even when ramming into a wall diagonally (I had this problem before, ...
- 133
1
vote
1
answer
56
views
Player not sliding on the side of a wall when two keys are pressed
I am making a game right now, and I am working on collision for different Rect walls (all of their data is stored in a list). It works great, except for one problem:...
- 133
0
votes
0
answers
159
views
Collision between a sprite and a rect in PyGame
I'm trying to make a simple platformer game, which has code to move the camera towards a player as they jump around.
Now I have two classes: one for the player, and one for the platform.
In the ...
2
votes
2
answers
109
views
How to stop moving a sprite if the user is holding down the opposing moving key at the same time?
I am new to creating games with graphics, and I want to make a very hard game. I have the movement down, but it has a weird bug where it if the user presses down the opposing movement key (i.e. A is ...
- 133
0
votes
1
answer
78
views
Bounding Box/Rectangle collision glitches
I've been working on this golf game for a couple of weeks and have been trying to create a reliable collision system for whenever a golf ball (mini golf) hits a block. I'm using regular rectangular ...
- 1
0
votes
2
answers
200
views
Infinite scrolling with mouse
I know we're able to scroll a background image hardcoded or using awsd keys(or arrows) if they're pressed. But what about scrolling it with mouse movement? So I have a piece of panoramic image as a ...
- 31
0
votes
1
answer
326
views
Pygame code/file structure
I am currently working on a Pygame project and would like to seek your advice on best practices for organizing my code, particularly when it comes to creating additional scripts. I find myself ...
- 15
0
votes
1
answer
76
views
Sprite chasing a target using move_towards_ip does not move
I'm trying to get a turtle sprite to chase a falling algae sprite utilising Pygame's inbuilt functionality. I have spent many hours reviewing questions and answers and suspect I'm missing some ...
- 3
2
votes
1
answer
164
views
How do I mix an image with a specified color?
I have some images of static objects using per-pixel alpha (trees, rocks) for a background. In order to make them look a bit more natural, I want to create some kind of atmospheric fog, which means ...
- 31
0
votes
0
answers
59
views
Pygame showing surfaces at wrong coordinates with full screen
So I coded this line for the display surface:
screen = pygame.display.set_mode((0, 0), pygame.FULLSCREEN|pygame.NOFRAME)
But the thing is, when I place a rectangle ...
1
vote
1
answer
75
views
Selecting Tiles Correctly With Scroll
I would like to understand the process of selecting the correct tile from a scaled Surface when I have information about the number of tiles on the x and y axes, the length of the Surface, and also ...
- 15
0
votes
1
answer
213
views
Sprite Animation in Pygame Zero
How do I use a sprite sheet in pygame zero?
The height of the images are 32, width is 25
0
votes
1
answer
95
views
Client and server with fixed tick in pygame
I'm trying to write a 2D RTS game with maximum of 10 players.
When server finish intializing each player receives start coordinates and game start time so each client will start processing ticks ...
- 1
0
votes
0
answers
46
views
Perspective projection distortions
I'm building my own engine using python and pygame however my cube model is not able to be displayed correctly. This is my result after applying translation, scaling and projection matrices:
...
- 33
0
votes
1
answer
235
views
PyGame moves object in one direction but not in the opposite one
I'm having trouble with a PyGame animation I'm writting. I have a Ball class that defines an object that moves on the screen and bounces on the edges. I initialize ...
- 11
0
votes
1
answer
150
views
Perspective projection not working as intended
I copied a perspective projection matrix from here (https://jsantell.com/3d-projection/) and applied it to my vertices. It looks ok but without depth. Rotation matrices also work.
When I try to divide ...
- 33
0
votes
1
answer
49
views
0
votes
2
answers
143
views
1
vote
0
answers
170
views
Why don't people use try-finally to call pygame.quit() in pygame programs?
I've seen several games made in Pygame, and none of them uses try/finally to call ...
- 11
0
votes
1
answer
488
views
Variable not updating while program is running
I am having issues where the variable action_cooldown does not update. I could remove this but then both the player and enemy attack at the same time, which is something you do not want in a turn ...
0
votes
1
answer
598
views
How to get better performance with pygame?
I'm not a gamedev, I'm a API/Cloud dev, performance has never been an issue for me since most of the time we are limited by network calls.
I've been playing with that for the past 2 days, I wanted to ...
- 121
0
votes
0
answers
159
views
How do I reduce the size of a sprite hitbox?
I am making my own pygame game, but I want to reduce the size of the player's hitbox in order to make dodging bullets easier.
...
0
votes
1
answer
459
views
for event in pygame.event.get(): pygame.error: video system not initialized
I'm going through a tutorial and trying to build a game using Python and struggling to resolve below error. Not sure what I'm missing here can someone help with it
Alien_invasion.py
...
0
votes
2
answers
360
views
Collision detected early between images
Im making a "catcher" style game in python, where the player has to collect "Gems", and avoid the "Spikes". However the games collision detection is off by quite a lot. ...
0
votes
1
answer
750
views
Having trouble trying to figure out why pygame.sprite.Group's draw method isn't working properly, but switching to player sprite does work
Goal, Description & Scope (when encountered issue)
I was building a testing script to see how implementing different ideas (event handling, update handling, draw method) to loading sprite images, ...
- 11
0
votes
1
answer
209
views
Collisions detected prematurely, before rectangles actually touch
I am creating a game with Pygame but my collisions are registering too soon. I'm using this code to end the game when the player collides with a pipe:
...
- 13
0
votes
0
answers
20
views
Find which tiles are intersected between two points on an isometric tilemap [duplicate]
I need to be able to find out which tiles are intersected when a line is drawn between two points.
I'm currently working with a isometric perspective which makes things a little more complicated.
I've ...
- 33
0
votes
1
answer
137
views
How to move blocks down to fill the gap after clearing a row in Tetris?
I'm working on a Tetris clone. When I clear a line, my code does this:
I want to move the squares down + 1.
My code is:
...
0
votes
0
answers
72
views
Game window freezes whenever enter is pressed on textbox
I recently programmed a game in Pygame and added a text box (which I made using pygame_gui) which will send data directly to a MySQL database. But whenever I type ...
- 1
0
votes
2
answers
2k
views
does having code spread in multiple files decrease performance?
Let's say there's a game that I could code in 1 file main.py but I decide to split it in more files like:
main.py
graphics.py
settings.py
interface.py
menu.py
and so on, would the game in turn perform ...
- 1
0
votes
0
answers
389
views
0
votes
0
answers
70
views
Emulating a Forza telemetry server and/or an OBD Bluetooth adapter (in Python)
I'm making a driving game in Pygame, and want to give a player the option to send game data to a Forza-compatible dashboard app (like SIM Dashboard) or to an OBD app (like RevHeadz). How do I do so?
...
- 1
1
vote
1
answer
4k
views
Creating a nav mesh
I'm coding a custom engine using Python and Pygame. It's a top down 2D isometric RTS and I wan't to implement pathfinding for my units.
My research has lead me to using a Navigation mesh which seems ...
- 33
0
votes
0
answers
91
views
Connecting nodes for A* algorithm
I am currently working on implementing a pathfinding module for my 2D game engine that I am writing in Python using Pygame.
Currently there are objects such as trees or buildings which can be placed ...
- 33
0
votes
1
answer
1k
views
How fps limiting works in pygame (specific example)
I recently wrote a program where I needed to limit the fps. After some searching I found a way via pygame built-in methods pygame.time.Clock() and ...
- 15
0
votes
1
answer
235
views
Create list of images for animation
I'm using pygame and trying to create an animation by going through a list of variables:
self.image = self.walk_right[self.index]
I have loaded the images into ...
- 23
2
votes
1
answer
1k
views
Pygame moving only once when key pressed integrated into player class
I'm having an issue when I have created a player class and want to move my sprite in between three lanes. I was able to get the sprite to move when I used ...
- 23
0
votes
0
answers
677
views
Pygame lags on simple game
I am trying to build a game in pygame, however any movement feels laggy. Its not a big lag but more like a small stuttering.
I created a boiled down version to showcase this.
The code in the git below ...
- 1
0
votes
1
answer
131
views
Pygame, jump counter resetting on first button press
Been learning my first platformer game based on this tutorial.
I decided I wanted to go off book and make it so the player could jump a second time before hitting the ground. I used the blit function ...
- 23
2
votes
1
answer
3k
views
Efficient way to check collisions for many objects
I am making a Bloons tower defense game and I came across a problem with regards to collisions. The way my code currently works is all the current bullets on the screen(could be potentially thousand) ...
- 57
0
votes
1
answer
497
views
How to convert a list into coordinates in pygame
I'd like to have a map in my pygame game but don't want to waste time moving each individual object in it. To resolve this, I'd like to iterate over a list like this:
[1, 0, 0, 0, 0,
0, 0, 0, 0, 0,
0, ...
0
votes
1
answer
586
views
How can I make a multi-line dialog box?
I'm trying to make a dialog box with pygame, and initially everything was going well. I printed the letters sequentially on the screen and it works very well in a single line of text, but when I use <...
-1
votes
2
answers
77
views
