# Tagged Questions

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

2answers
1k views

### Mega Man-style screen scrolling design

The NES classic Mega Man series uses a very specific scrolling technique that I'm having a hard time wrapping my head around implementing. Essentially, the level is divided into "screens" which are ...
3answers
2k views

### How do I handle moving platforms in a platform game?

I don't want to use box2d or anything, I just want simple moving platforms (up-down, left-right, diagonal and circular paths). My question is to handle the update order / control hierarchy so that the ...
2answers
2k views

### Wall Jump for 2D Platformer

I've been looking for a way to implement wall-jump in my xna game, but I can't find any information about it, can someone could someone please help me out ?
3answers
3k 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 ...
4answers
772 views

### Player moving up, is he jumping or climbing?

In a 2D physics-based platformer game that has ladders in it, how do you determine whether the player moving up is caused by a jump or him climbing a ladder, such that you know what animation to play? ...
1answer
3k views

### How to handle physics of moving platforms in a platformer?

So after a few hours of searching on the internet, I have yet to find a pleasing answer on how to handle moving platforms in a 2d platform game. So I decided to make a simple prototype where you ...
5answers
3k views

### How can I easily implement swinging in a platformer game?

I'm developing a game in which player can use ropes to swing (just like what Spiderman or Bionic Commando did) and I'm having problem implementing this behavior. Can anyone help me how to do this, I ...
5answers
3k views

### 2D Procedural Terrain Generation - Guaranteeing connectedness?

I'm working on a 2D platformer in XNA. One of things I'd like to be a main design characteristic is procedural content generation. The first step of that is to procedurally generate the terrain. So, ...
1answer
521 views

### Appropriate level representation / data stucture for a 2D platfrom game?

I'm about to program a copy of Mario in Java. I'm thinking on 2 representations/data structures for the levels but I'm not sure which one should I choose: A 2D integer array. A quadtree to divide ...
2answers
231 views

### How to “repeat” a sprite in the gameworld in a random fashion?

I have a platform flash game which includes a level with just two backgrounds which are flipped side by side so that a looping background effect is created. In this I have to include Obstacles. ...
1answer
438 views

### XNA Platformer Screen Collision

I am making a game, and it has platforming and animation. I am trying to make it so that when the player goes to the end of the screen, he stops and cannot go further. I put this code in: ...
2answers
19k views

### Making a 2D Platformer in C++/SDL. Looking for tutorials/examples/resources

I have a lot of experience with C++, but I have no experience with game programming. This summer I plan to create a 2D platformer from scratch using C++/SDL for the learning experience. I am looking ...
4answers
1k views

### Make player to always move along the terrain

I'm working on a 2D platformer side scroller game. I am giving high impulse to player, the player starts moving and if it hits a slope on terrain, it gets a vertical movement and starts to fly over ...
1answer
2k views

### How do I implement side scrolling in a javascript platformer?

I'm building a side scrolling platformer with Javascript and the canvas element for a school project. I have the character all sorted out. He runs left and right, and has a different sprite set for ...
2answers
329 views

### In a Tower defense game, how to do buffs/debuffs

The question is at the very bottom. If you understand Buffs/Debuffs in tower defense games then you should skip the bulk of this question and go to the bottom (seperated with the long line) I plan on ...
1answer
1k views

### Collision with tile corners/seams in 2D platformer

There seems to be a lot of somewhat related questions answered already, but none I read answered my exact problem. I have a 2D platformer whose world is made entirely out of tiles that are in a ...
1answer
475 views

### Organizing platformer game into classes

I'm making a platformer game and I'm having some trouble wrapping my head around how to organize my classes. I'm wondering what the best way to have everything interact would be without passing ...
2answers
1k views

### Simple puzzles in platform games

I'm working on simple platformer game. I've got already finished programming the main part of game, which is moving and collecting items. I want a unique game puzzle in every level, but I can't ...
1answer
709 views

### Platformer collision detection problems

I'm having a few problems with collision detection in my game (written in C# with SDL.Net). Detecting the floor and roof is fine, as does detecting sides of tiles when not jumping/falling. My problem ...
3answers
504 views

### Issues with shooting in a HTML5 platformer game

I'm coding a 2D sidescroller using only JavaScript and HTML5 canvas, and in my game I have two problems with shooting: 1) Player shoots continous stream of bullets. I want that player can shoot only ...
3answers
778 views

### Creating addons for any game?

I want to be able to create addons for any game, the example I will use is League of Legends. With addons I mean, for example when my level integer changes I want to play a sound in the background. ...
2answers
510 views

### Animating sprites at different speed than what the game runs at

I am building a Javascript/canvas platformer game, and it's coming along nicely. The only problem I've really run into where I can think of any solution at all is the animation of my player sprite. ...
1answer
644 views

### Moving a big set of box2d bodies in an iOS endless side-scroller game (such as Canabalt)

I am working on an iOS endless-running game (Robot Unicorn, Canabalt, etc). I'm using box2d for the Physics and Collision Checking and cocos2d for graphics. To achieve the notion of an endless level, ...
2answers
365 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 ...
1answer
510 views

### How to use proximity sensor in android with unity3d?

I want to create a android game with unity3d using proximity sensor an I don't know how to access that sensor with java script
2answers
176 views

### How to do reflective collisions with particles hitting background tiles?

In my 2d pixel old-school platformer, I'm looking for methods for bouncing particles off of background tiles. Particles aren't affected by gravity and collisions are "reflective". By that I mean a ...
1answer
311 views

### How do games using physic engines for 2d games handle platform corners?

I have seen games like latest "2'5D" sonics that handle collision detection at platform corners pretty well. The problem I'm having is that my game uses an ellipsoid as my player's body to let it ...
4answers
5k views

### Value of the Game Institute Courses [closed]

I'm considering purchasing courses from Game Institute, specifically, the Foundation Studies Package. Has anyone here taken their courses? If so, do you feel they are a good value? If you can, please ...
3answers
291 views

### How to make a tile vanish after player steps on it, in a tilebased game?

So I'm adding the basic mechanic of making frail/breaking tiles, those that break apart and disappear after the player has walked ontop of them. Now I thought this would be as easy as...: //Breaking ...
2answers
2k views

### Box2D Platform body not moving player body along with it

I am creating a game using Box2D (Javascript implementation) - and I added the ability to have a static platform, that is moved along an axis as a function of a sine. My problem is when the player ...
2answers
316 views

### Need material for character anatomy in a 2D game. Spartan Like, See Picture

I'm creating my art for an 2d based IOS game. I know some basic anatomy as you can see by the picture but I have no idea how I will make draw the pics for animation of the character walking, attacking ...
2answers
290 views

### How do I make a Java gave without a JFrame?

I am working on an arcade-like game, and so far, I have been using JFrame. All the action occurs in the JFrame basically. However, I've noticed that a lot of games that you install on a computer ...
1answer
344 views

### How do I generate a level randomly?

I am currently hard coding 10 different instances like the code below, but but I'd like to create many more. Instead of having the same layout for the new level, I was wondering if there is anyway to ...
1answer
695 views

### Flash Actionscript 3.0 Game Projectile Creation

I have been creating a side-scrolling Actionscript 3.0 game. In this game I want the Player to be able to shoot blow darts as weapons. I had some trouble getting the darts to be created in the right ...
1answer
433 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 ...
1answer
645 views

### Box2d/Farseer how to use the World object?

this question is primarily about farseer but as it is a wrapper around box2d i think it's relevant for both libraries. I'm in the beginning of developing a simple platform game, and I'm stuck as to ...
4answers
268 views

### Big level objects collision system for 2d game

I read many variants today and get some knowledge in general, so here is a steps of mine thoughts in pictures (horrible paint.net ones). We need to develop grid system, so we check only thing near, ...
1answer
185 views

### 3d immersive Virtual Conference meeting environment development on the web (3d website)-Help required [closed]

I want to develop 3d immersive virtual collaborative conference meeting environment on the web i.e an immersive virtual environment for our university Teachers to attend and address conference ...
2answers
215 views

### List of 2d action games with level editors [closed]

Action game level design is hard. If you want to hone your skills at designing action game levels, the problem is that first of all you have to make a good game, with good controls, interesting ...
1answer
500 views

### adding vertical scrolling to 2D platformer in libgdx

I am trying to make a two sided platform game in Libgdx. Where I am scrolling through the TiledMap. I was easily implementing the horizontal scrolling using.. camera.position.x = ...
1answer
86 views

### How can I do infinite ground for Running Game [on hold]

I want to create 2d running game.Player should run on a platform. And when camera chase player ground also must refresh itself for running continously.So i need to create infinite ground space for my ...
0answers
21 views

### How can I make cartoon graphics game in UDK? [on hold]

I'm working in a side scroller game in UDK and I want it to have cartoon graphics but have no idea how to do it. Please, help me with any tutorials, tips or recommendations.
0answers
61 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 ...
1answer
199 views

### Collision with Two Angled Platforms

I've encountered a problem in my attempt to implement Collision Handling for a game I'm creating, involving a collision with two angled platforms. I'm using GJK-EPA for detecting/handling collisions ...
0answers
17 views

### How can I make a random runner game in UDK? [on hold]

I've searched allover the YouTube trying to find a tutorial for me to make a runner. It's 3 person just like temple run but I want the obstacles to show up randomly. PS: the runner is only a part of ...