# Questions tagged [platformer]

A genre of action game whose focus is on platform-based movement. It is equally present in both the 2D and 3D game worlds.

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### What's the best way to deal with platformer tile collisions?

I am starting with game development and creating a basic platformer game. I already have searched a lot and found some ways to implement the platformer aspect to the game, like apply a gravity, ...
176 views

### Camera and enemy behaviour in AS3 platformer

beginner in AS3 here. I am working on a platformer game based on the code of a provided example exercise. I have the following problem: I have an enemy who shoots bullets. The enemy is the parent, ...
11k views

### 2D game collision response: SAT & minimum displacement along a given axis?

I'm trying to implement a collision system in a 2D game I'm making. The separating axis theorem (as described by metanet's collision tutorial) seems like an efficient and robust way of handling ...
313 views

### How does Aspect Ratio and Resolution work in Unity?

I am trying to make progress in Unity on understanding how aspect ratios and resolution work. I can't quite wrap my head around the topic. For example, I am trying to make a simple breakout style game,...
126 views

### Phaser 3 physics bug in platformer game

I'm writing a platformer lode-runner-like game. I would like to ask experienced people to see what's wrong. Everything seems to be ok but I am absolutely confused about 3 bugs. Why is the player ...
75 views

### Wall Jump doesn't push character away from wall

I followed a tutorial about implementing a wall jump but one thing that doesn't work is getting the character pushed on the opposite side of the wall when pressing the jump button. As it is, character ...
360 views

### Capsule getting stuck on edge of block

I'm making a first person game and when I jump and my character gets close to the top of the wall, the vertical movement stops, jitters, or suddenly snaps to the top of the wall. Video Here is my ...
13k views

### How do I prevent my platformer's character from clipping on wall tiles?

Currently, I have a platformer with tiles for terrain (graphics borrowed from Cave Story). The game is written from scratch using XNA, so I'm not using an existing engine or physics engine. The tile ...
1k views

### Using AdMob with Games that use Open GLES

Can anyone help me integrating Admob to my game. I've used the badlogic framework by MarioZencher ... and My game is like the SuperJumper. I am unable to use AdMob after a lot of my attempts. I am new ...
55 views

### How can I assign a layer to tiles on an individual level?

I've just started out with my first game in Unity. It's a simple 2D Platformer with a tile-based level. When coding in the movement, I used the Physics2D.OverlapCircle() and an empty to check whether ...
789 views

### Rotating character for 2.5D platformer in Unity

I'm currently making a prototype for a college project in Unity. The game is a 2.5D platformer, though I've incorporated a script for the camera from a 2D platformer so the camera moves ahead of the ...
374 views

### Stop 2D platformer character from sliding down slope

I'm making a 2D platformer game with the default Unity 2D physics. I am implementing slopes, but my player slips down the slope because of the physics. Here is the code I use for the player movement: ...
66 views

### Best practice for detecting enemy death in 3D platformer

I'm building a 3D platformer, and I'm having issues figuring out how I should determine whether the player has effectively jumped on an enemy to kill them. My current approach uses "hurtboxes&...
224 views

### How to make a moving platform in Godot not be affected by collisions?

I am trying to make a moving platform in Godot (for a 2D platform game, but I suspect the issue would be similar in 3D). Basically, both my player and my platform are KinematicBody2D, and they move ...
69 views

### Help with multiple powerup types

I am trying to have a single class that handles multiple powerups types and using enum for the types of power-ups and switching the powers based on enum however when there are multiple power-ups in ...
109 views

### How to create 2D platformer maps without a game engine's editor?

I've been developing a 2D shooting platform videogame for the Sony PSP console using only the ONELua interpreter for the Lua programing language (since there is not any game engine for it). Despite ...
238 views

### Unity - 2D Platformer Controller responsiveness issue

I've been designing some basic controls for a 2D platformer and managed to get the feeling that I've been looking for when moving and jumping, but something is not quite right, it's not very ...
570 views

### How are Tile Collision Slopes done in Game Maker Studio 2 / GML or in general?

I have been trying to get my slopes to function for almost a month now, doing nothing else with the project. Rewrote it 6-7 times in different collision styles, sometimes coming close to success while ...
575 views

### Java - Collision detection (Glitch)

I am working on a platformer game for the final year project in HS. However... The collision detection system I use is basically about checking wether a specific part of the character intersects with ...
88 views

### Why my player can suddenly fly?

I'm working in a project with Unity 2d where player walks on a small planet. I try to use some code from youtube tutorial to apply gravity to my planet.This code consists of two parts, Attractable and ...
8k views

### Handling movement on sloped surfaces - clamping character to sloped surface

I've noticed that a lot of people seem to have this issue but I've yet to find an actual working solution - when a rigidbody-based character controller (I'm not using Unity's character controller) ...
213 views

### How to make Rigidbody.AddForce less delayed in Unity3D?

I'm trying to make it so that when the player in my game moves left or right, he lightly jumps from his current position to his new position. The way I have it set up now, the jump occurs once he has ...
353 views

### How to implemement smooth side scrolling in a DOS game?

I'm about to develop (just for fun) a retro DOS game with Turbo C 2.01. Currently I'm wirting directly all the pixel information to 0xA0000000 + [y * 320 + x] which ...
1k views

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### Hold and swipe can't work together

I Have a character in my game that must go when player hold finger at the screen, but when I swipe character first go, and then do swipe. (for example jumping - character first go, and only then jump)....
23 views

### Player catches on tile map collision, even with common fixes

I am making a simple 2D platformer in Unity. I have a tilemap and I started noticing that the player catches on the tiles during gameplay. I move the player using ...
29 views

### Platforms are gradually being spawned further and further away in the Z-axis in a 2D Endless runner game, until they spawn behind the camera

I am creating a 2D endless runner game, where new platforms get spawned when the player reaches a certain distance to the last platform spawned. The issue that I found was that after the player ...
20 views

### Platformer movement disabled after crouching

So, the problem is the movement to left and right is disabled after crouching and releasing ...
39 views

### position locking and smooth lerping side scroller camera follows the player with jittering delay

I've seen this question: How to smoothly move camera when the player is climbing a diagonal staircase in 2D tile-based side-scroller? And here's my code: ...
28 views

### Make platformer character stay in the air at the top of a jump

I have a player who can jump. I want the character to stay in its position and not fall to the floor. This is the code I am using so far: ...
76 views

### How can I implement a Varying Jump Height Mechanic for my character?

First of all I want to mention that English is NOT my mother tongue, I am using GODOT to make my game and that I am only 16, so I don't have any prior programming experience, although, I understand ...
37 views

### How to detect taps vs tilts in analog stick input

I'm trying to detect when a player taps vs tilts the analog stick. Ultimately, I'm trying to implement controls like Super Smash Bros. Melee. On top of this, I also want to incorporate an input buffer ...
1k views

### Gravity and Jumping in Clickteam Fusion 2.5

So I'm currently building a bare-bones functioning game that involves simple platforming. Quite literally a box moving left and right and jumping. I'm using Clickteam Fusion 2.5, and I know there's an ...
34 views

### Pygame Platform & Player collisions

I am trying to create a platform game where a player jumps between platforms horizontally (using a projectile curve). Currently, I have a class that blits platforms and a background, as well as the ...
73 views

### Composite collider 2D mysteriously adds x velocity to player rigidbody

As you can in the gif above there is an x velocity being set in the players rigidbody upon contact with the tilemap surface (Tilemap collider using composite). It was fine when I was using standalone ...
25 views

### Controlled Wall Jump 2d Platformer

I would like to be able to control the intensity of the wall jump of the character, enabling the character to jump in short bursts upwards a wall and in long button presses across the wall. I have a ...
421 views

### How to map gamepad inputs for my platformer?

With keyboard+mouse controls, we seem to have an unspoken control mapping standard, with keys be like WSAD for moving, E for use, mouse button for attacks or interactions, spacebar for jumping, and so ...
114 views

### Why do edges make the player jump?

I'm making a 2D platformer with Unity and I have a problem with platform edges. This problem is usually visible in the situation where I want the player to walk up the stairs by jumping, but the ...
38 views

### Corgi Engine - Character glitches with "jump" animation on top of a ladder

I'm new to Corgi Engine and Unity in general. I have an issue that I could find a way to resolve. I'm using CorgiEngine's "RetroLadder" prefab and extended "Rectangle" character ...
359 views

### Change 3D Render Resolution in Godot

I'm making a Mario-Like platformer in Godot, and am going for a N64 style, and I want to lower the resolution of the render, while still having the window being resizable, like in Blender. Is there ...
341 views

### Character falls through the Platform Effector 2D in Unity. How can I fix it?

Character falls through the Platform Effector 2D in Unity. How can I fix it? Here is the demonstration: https://imgur.com/G5YkTxa. I tried changing the Edit - Project Settings... - Physics 2D - ...
68 views

### How do I fade between scenes when my player reaches a certain point

I have made a 2d Platformer but when my player reaches the end of a level I want it to fade to the next level. How can I have multiple scenes that each have one level and that fade in and out? Load ...
17 views

### How to see the surface arc in Unity?

How to see the surface arc in Unity? There is the tutorial and in this tutorial we can see the arc in editor: While I can not see it. I checked that all my gizmos are enabled. How can I enable the ...
139 views

### How to Implement Trap Damage Unity

Currently, I have a 2D platformer game, and I want to implement a function that can make the player die and go back to the start or a checkpoint when he interacts with a weapon or trap. What I have in ...
149 views

### How to Implement One-Way Slopes?

I am working on a 2D platformer in Unity and am doing my own collision detection. I was previously using the method described in Sebastian Lague's popular YouTube tutorial, where you break your ...
53 views

### Rotate the player in a certain way that makes it look like he is sliding

I'm trying to make my first game in Unity: a 3d platformer inspired by the classic Crash Bandicoot games. I've managed to make most of the movement with the character control script below. However, I ...
575 views

### Why does my Enemy A.I stop moving when it hits the wall, and how to fix it?

I am making my 2D platformer game at the moment, and I am still a beginner. I saw this tutorial on youtube in which he showed how to make an enemy a.i move. He manages to move it but he didn't show ...
3k views

### Relative cam movement and momentum on arbitrary surface

I have been working on a game for quite long, think sonic classic physics in 3D or Tony Hawk PSX, with Unity3D. However I'm stuck at the most fundamental aspect of movement. The requirement is that I ...