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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2
votes
1answer
67 views

Box2d C++ x velocity slowing for no apparent reason

I'm making a 2d platformer in C++, using Box2d for physics and sfml for rendering, I want the player character to move with a constant velocity in the x direction, and to jump when the spacebar is ...
0
votes
1answer
128 views

Physics don't apply on a unique body AndEngine

I am developing a game in AndEngine. So far I managed to create everything I wanted for my sprite that was connected to a BoxBody. I was rotating it, moving it, everything was great. I wanted my ...
4
votes
5answers
1k views

The Decline of 3D Platformers [on hold]

What contributed to the decline of sales of 3D platformers over the past decade? (Other than Microsoft's acquisition of Rareware.) Would it be a mistake for a developer other than Nintendo (or indie ...
0
votes
1answer
23 views

Javascript 'camera' following object vertically without use of engine like Phaser or canvas [closed]

So I have to make a JS game for school (I'm an absolute novice when it comes to JS) in Adobe Edge without the use of a game engine. I've been attempting to make something like this game and so far ...
1
vote
1answer
217 views

Camera movement and threshold not working

I have a platformer that is in progress, part of this has a camera which I only want to move when the character moves out of a certain threshold, to try to accomplish this I have the following if ...
0
votes
1answer
125 views

Tiling 2D textures in random order

I am wondering what the best way to make a random set of 2D textures. Currently I have tried the follow code but I am aware that when this comes to collisions that would be an issue. Therefore I would ...
1
vote
2answers
102 views

Vertical Camera Movement in a 2D Platformer

I would like to ask about how vertical camera movement should be handled in a platformer in which the player changes his Y position frequently. For the past two days I've tried to adjust the camera ...
0
votes
1answer
75 views

How to implement 2d collision detection that is immune to low framerate and fast movement? [duplicate]

I am trying to implement my own collision detection for a 2.5d voxel style platformer using Three.js. I have a problem with my implementation - if the framerate is too low or the character is moving ...
3
votes
2answers
220 views

Implementing one-way platforms in Chipmunk

I am making game in cocos2d-x, but it's the first time I am using a physics engine i.e. Chipmunk. (It's built-in to cocos2d-x.) I want to make a one-way platform: When my character jumps into a ...
0
votes
1answer
267 views

Scaling background without scaling foreground in platformer?

I'm currently developing a platform game and I've run into a problem with scaling resolutions. I want a different resolution of the game to still display the foreground unscaled (characters, tiles, ...
4
votes
3answers
265 views

How to generate a “loop room” in a platformer game (by Unity)?

I want to build a level with a room whose left edge is linked to right edge in a 2D platformer game in Unity. My goal is let all objects disappear in one side will appear in other side of the room. ...
0
votes
3answers
57 views

In a Sonic-esque platformer, how to tell if the chracter is upside-down or not?

In a Sonic-esque platform game, how do you know if the player's character is currently upside down? Let's say the character is running to the left: At a certain point the character will begin to ...
0
votes
0answers
25 views

Processing.js for loop not executing all the way

I'm trying to add elements to an ArrayList (in Processing.js, basically a javascript array) in a for loop. BEcause of the many objects I need to add, the for loop is not incrementing all the way ...
5
votes
3answers
382 views

How do you find games with a similar idea?

I'm thinking about making an indie game and want to know if there's maybe one with similar idea. I'm not asking about my idea specifically, I just want to know how to find out if a game has the same ...
0
votes
2answers
149 views

Slopes vs. Rectangles: Different Collision Points

My platformer has both rectangular tiles and right-triangle slopes with rectangular hitboxes. My sprites are also rectangular. Collision with only rectangular tiles works well. Even if there are ...
3
votes
5answers
283 views

Is it bad practise to have an object for every tile?

In the game I am working on, many of my tiles must have special attributes (such as triggers when the player steps on them). I was wondering if it would be bad practise to create an object for every ...
-1
votes
1answer
123 views

Box2D platformer: Why does horizontal movement stop jumping?

I'm writing my sBox2D game character's movement code, but my implementation of jumping is failing: When I press the Jump key, the character jumps OK. However, when I press jump and another key (like ...
2
votes
2answers
627 views

How to load chunks of 2d map segments when player reaches a certain point?

In my 2d platformer (made with Java and Slick2d), random maps are made by combining different segments together and displaying them one after the other. My problem is that I can't load too many ...
-1
votes
1answer
120 views

Adding a small slide when player releases left/right key

The aim is for the player object to slow down and stop instead of just stopping dead. The following codes works ok when the player is not jumping, but gets stuck in an object if the player is in the ...
2
votes
2answers
192 views

How do I randomly position objects without overlap?

I'm studying a little about procedurally generating levels and decided to start with a vertical scrolling game. I would like to position some platforms vertically in my scene. So far, I've used a ...
0
votes
1answer
121 views

“Running” against a steep slope on a Box2D Platformer

Ive seen alot of pages talking about how to emulate a platformer on Box2D, specially about how people dont want to slide down a slope. Well, my problem is different and Im surprised I cant find ...
0
votes
1answer
720 views

Camera controller in a 2d platformer

I'm basically bumming around using Unity's 2D creation tools, and I've managed to create a little platformer physics demo. There's a lot of work to be done, but I've got basic movement down, some ...
4
votes
3answers
750 views

How can I make new strategies viable?

I am making a 2D platformer where the player has to reach the end of the level as fast as possible. I would like the player to be able to find new ways to reach the end of the level faster. Making ...
1
vote
1answer
116 views

Drawing geometry to an SDL_Texture?

As a direct result of this question that I asked a few days ago, I want to draw potentially-complex geometry to a SDL_Texture or, I suppose, an SDL_Surface. Ultimately, I want the foreground of a 2D ...
9
votes
4answers
740 views

Make the player run onto stairs smoothly

I have a 2D Platform game, where the player Always runs to the right, but the terrain isn't Always horizontal. Example: I implemented a bounding-box collision system that just checks for ...
2
votes
1answer
939 views

How to handle a Tile Map Scrolling [duplicate]

i'm making a video game, and i'm having, i think, a concept problem. The game will be a platformer which will use tile maps, so to start i will create a mask matrix indicating the tiles to be loaded, ...
1
vote
2answers
829 views

Getting 2D Platformer entity collision Response Correct (side-to-side + jumping/landing on heads)

I've been working on a 2D (tile based) 2D platformer for iOS and I've got basic entity collision detection working, but there's just something not right about it and I can't quite figure out how to ...
0
votes
1answer
642 views

Random/procedural generation of puzzle-platform levels

I have an idea for a puzzle-platform game where the levels would be randomly generated. Creating a random generation is relatively simple. What's not easy is checking that randomly generated level to ...
0
votes
1answer
179 views

Can I have a fixed-angle sprite with a non-fixed-angle CircleCollider2D?

In Unity2D, can I have a fixed-angle sprite with a non-fixed-angle CircleCollider2D? I would like to move my character using the circle physics (without fixed-angle), but display him always as if he ...
8
votes
1answer
4k views

Microsoft XNA Platformer Example, is the Collsion Detection implemented accurately?

The example provided by Microsoft seems as if the collision detection (from what I can see) will have a small error. When the user collides with an Unpassable tile, the depth of the intersection is ...
1
vote
1answer
408 views

Unity 2D camera drifts from player as speed increases

I have a dilemma that I did not have in XNA before porting my game to Unity. First-- my goal is to mimic Super Mario World 2's camera tracking in x. The camera tracks to 1 block ahead of the player, ...
1
vote
2answers
716 views

Platformer Collision Detection Order

I'm attempting to create a 2D Platformer Game and I'm having difficulty with the physics I have implemented. Each loop my code does the following: Apply the physics to a temporary X and Y ...
5
votes
3answers
1k views

Creating Platform game with Inclined Levels

Till now I have developed platform games in which a player can only move and detect tiles linearly. I wonder on how to implement games in which a player can move on an inclined or irregular surface. ...
9
votes
2answers
2k 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 ...
0
votes
1answer
309 views

Why do I see this “ghosting” effect with my sprite in SDL?

I'm using SDL to create a 2D side-scrolling platformer, but I'm getting ghosting from the sprite. I'm not used to programming with graphics or SDL so excuse any stupid remarks I make. Here's the ...
1
vote
1answer
46 views

Gaps appearing between Sprites when scaling the stage

  I'm learning to use createjs using this game level to-be as a sandbox: http://www.mboyeman.com/dashingdog/   The level is composed of a single background image and 64X64pixel ...
2
votes
1answer
40 views

Saving resource

I'm trying to develope a simple platformer on Java, I was wondering if is it better to handle the collissions in a level (player with floor, player with enemy ecc...) by a level handler class which ...
2
votes
2answers
119 views

How to use camera transformation without depending on (1,-1) scale during spriteBatch.draw()

I am creating a 2D platformer type game in XNA. I currently have a camera object, with a position/rotation/zoomlevel that I use to generate a transformation matrix to pass to SpriteBatch.Begin(). ...
0
votes
1answer
138 views

Tile System with moving Platforms

I am using a tile based system where the level is stored in a char: char[,] Level2 = {{'.','.','.','.','.','.','.','.','.','.','.','.','.','.','.','.'}, ...
0
votes
1answer
96 views

How to make loss of control acceptable?

Let's say the game we're talking about is some kind of platformer. With all the puzzles, mini-challenges and mechanics aspects it is very, very important to have good control over the character. A ...
0
votes
1answer
661 views

How to find objects in front of my player

I am trying to find an object that is in front of my player sprite using the following code RaycastHit2D hit = Physics2D.Raycast(transform.position,Vector2.right,EnemyLayer); //EnemyLayer is the ...
0
votes
1answer
49 views

Stopping sprties from toppling off platform

I am new to Unity and am trying to create a simple 2d platformer. I have applied a box collider to my player sprite and the floor/platform its standing on. Now when I go over the platform, it toppes ...
0
votes
0answers
131 views

How to design basic physics and movement behavior for 2D platformer?

I want to make a simple 2D platformer. I know some basic 2D physics and how to implement them in a game. How to make a character jump, accelerate, decelerate, etc. But I have no idea how to actually ...
4
votes
1answer
562 views

Algorithm for randomly generating reachable platforms

I want to randomly generate reachable platforms on the fly for a 2D game. Right now, I am just creating platforms at random x,y positions. Only 4 platforms can exist at once, so once the 5th one is ...
0
votes
1answer
2k views

Platformer raycast collision detection

I'm using Unity to create a 2D platformer. For collision detection, I'm using raycasting to detect any possible collisions with specific collision layers, and adjusting the desired delta x & y ...
12
votes
1answer
1k views

In platformer games, what are “hole in the ground” obstacles called?

In most jump and run games, holes in the ground are common obstacles: You need to jump over them, or you'll fall down and lose a life. It would be helpful to know for documentation, variable naming ...
-1
votes
2answers
303 views

How do I make a 2D platformer AI aware of its allies?

I'm trying to develop a 2D platformer AI that is aware of its buddies and tries to not overlap with them. However, I always end up with an "snake": I dont want them to be so robotic, but instead ...
1
vote
2answers
401 views

Vertical Scrolling In Tile Based XNA Platformer

I'm making a 2D platformer in XNA 4.0. I have created a working tile engine, which works well for my purposes, and Horizontal Scrolling works flawlessly, however I am having great trouble with ...
0
votes
1answer
37 views

Ground hitting system [closed]

I want to know how to make character hit ground and lose health. For example: when character is falling of one meter he losing only a small part of his health, and when he's falling of 10 metters he ...
1
vote
1answer
197 views

How do I ensure that my 2D side-scroller camera stays within the world bounds?

I have tried implementing a basic 2D sidescroller camera in XNA, but I don't want it to be able to scroll past the edges of my tile map! I tried to fix it, but when I get the left side working, the ...