A 2.5D game uses either 3D or 2D to simulate the other. In modern day, a 2.5D game normally uses a 3D graphics engine but sticks to a 2D plane (e.g. Trine). More historically it would mean a game that uses 2D images to create the illusion of a third dimension (e.g. Diablo 2).

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24
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8answers
6k views

What is a “2.5D” environment?

I don't understand the meaning of the term "2.5D." I'm specifically confused about the difference between 2.5D and 3D environments, even though I've read different definitions and articles about both. ...
0
votes
1answer
67 views

What is isometric game?

There is an understanding like isometric or 2.5D games. As I understand those are the same things. But I could not understand completely what is it. Is it about how the art for the game is drawn? I ...
0
votes
0answers
97 views

Unity 2.5D Character Movement

I'm wondering if anyone can point me in the right direct as to how to take a 2D character/sprite in Unity and have said character turn corners in a 3D style. Solutions or resources welcome.
0
votes
1answer
231 views

Angled topdown perspective camera for 2.5d game

I have a 2d tile based game created using Unity's 2d tools and orthographic camera: The tiles are created by programmatically generating a mesh, assigning a texture to each pair of triangles, and ...
4
votes
3answers
648 views

How can I generate isometric sprite sheets from 3D animations?

I want to generate sprite-sheets for an isometric projection of various 3d assets purchased from the Unity3D asset store. I'd preferably also render the normal maps. I am a programmer, but new to 3D ...
1
vote
0answers
146 views

XNA 4.0 isometric 2.5 D with elevation tutorial? [closed]

Does anybody know of a tutorial (book, series of articles?) that would cover creating a very large 2.5 isometric game with elevation; preferably in XNA 4.0? I'm looking to create something along the ...
0
votes
1answer
258 views

How to stop camera from rotating in 2.5d platformer

I'm stuck with a problem: I can not make my camera stop rotating after character. What I already have tried: using empty game object with rigid body and locked rotation and make it parent of camera, ...
5
votes
1answer
1k views

How do I create a 2.5d parallax effect?

I have a decent background in 3D graphics and programming, but I'm new to game development. I'm currently exploring different possibilities and I really want to make an RPG game. I was thinking about ...
4
votes
1answer
1k views

using heightmap to simulate 3d in an isometric 2d game

I saw a video of an 2.5d engine that used heightmaps to do zbuffering. Is this hard to do? I have more or less no idea of Opengl(lwjgl) and that stuff. I could imagine, that you compare each pixel ...
3
votes
2answers
308 views

Is there a significant importance in what axis I chose in my top down 2.5D game?

I have read several posts stating what seems like a "standard" in how to chose your 2d axises in a 3d engine. It is often Y up on screen and X right on screen. However, in these examples I often see ...
1
vote
1answer
450 views

How to create a similar 2.5D art style character

EDIT: I am asking about the characters not the 2.5 scene I am the graphic designer of a game and I want to recreate the look and feel of these images: My questions are: Does this style have a ...
0
votes
2answers
2k views

Creating fake 3D character for 2D isometric game. [closed]

Characters in my 2D isometric game are composed of several sprites corresponding to particular body parts (head, torso, upper arm, lower arm, etc.) which let me extensively customize my characters ...
0
votes
1answer
351 views

Displaying sprites in a 2.5D raycasting engine

I'm developing a raycasting engine like the one used in DOOM, Wolfenstein 3D, etc. My engine is capable of correctly displaying walls and textures on walls, but I'm stuck at sprites rendering. Given ...
3
votes
4answers
567 views

Distance between two points with staggered isometric coordinate system

I don't think this exact question has been asked already (I've done a lot of searching but come up empty).. I am trying to work out what would be described as the 'L0 Tile' distance between two points ...
0
votes
2answers
219 views

3d to 2d Collision

I have a 3d model which rotates around my screen, it's always on the Z axis = 0 where everything of my 2d images are. My 2d images fly out of the center and get bigger to give the view as getting ...
2
votes
1answer
406 views

High volume sprite management in entity component system

I'm working on an entity-component-system based 2.5d game. That is, entities are groups of components that are processed by systems. I am having a hard time seeing how a sprite rendering system, that ...
3
votes
0answers
297 views

How to achieve 'forward' movement (into the screen) using Cocos2D?

I'm interested in creating a 2.5D first-person shooter (like Doom) and I currently don't understand how to implement the player moving forward. The player will also be able to browse around the world ...
8
votes
2answers
6k views

How do I render terrain in a 2.5D perspective, like in the game Don't Starve?

I have experience in making 2D side scroller games such as Terraria, but now I want to challenge myself and make a game that has a 2.5D perspective. The game I am trying to mimic is Don't Starve. ...
1
vote
0answers
551 views

Best depth sorting method for a Top Down 2D game using a 3D physics engine

I've spent many days googling this and still have issues with my game engine I'd like to ask about, which I haven't seen addressed before. I think the problem is that my game is an unusual ...
6
votes
1answer
591 views

How do I reconstruct depth in deferred rendering using an orthographic projection?

I've been trying to get my world space position of my pixel but I'm missing something. I'm using a orthographic view for a 2.5d game. My depth is linear and this is my code. float3 lightPos = ...
3
votes
5answers
1k views

Good resources for 2.5D and rendering walls, floors, and sprites [closed]

I'm curious as to how games like Prelude of the chambered handle graphics. If you play for a bit you will see what I mean. It made me wonder how it works. (it is open-source so you can get the source ...
1
vote
2answers
460 views

What mathematics would I need to know in order to build a 2.5D raycasting engine

I realize this is a fairly common-type question, but I've been studying Maths in my spare time, fairly slowly at that, and I really want to develop a raycasting engine like the original DOOM. I know ...
0
votes
1answer
537 views

Does anybody know of any resources to achieve this particular “2.5D” isometric engine effect?

I understand this is a little vague, but I was hoping somebody might be able to describe a high-level workflow or link to a resource to be able to achieve a specific isometric "2.5D" tile engine ...
3
votes
3answers
4k views

How to render axometric/isometric tiles that are a 2d array in logic, but inclined 45º visually?

I am making a tile-based strategy game which i plan to have 2.5D visuals in an axometric/isometric fashion. Right now i'm programming it's logic and rendering it as a literal 2-dimensional array ...
0
votes
4answers
1k views

How powerful is modern hardware for complex, intensive 2D graphics?

I am embarking on a massive (image quality, file size, high frame count) project. I am still working on the basic engine, but have a big question that I would like answered before I begin testing. (It ...
1
vote
1answer
712 views

Converting coordinate systems to/from an isometric game world

I have tried searching and reading for an answer, but the information I could dig up either didn't fit what I need or was in the form akin to "Just multiply the vectors with the inverse matrix of.." ...
13
votes
1answer
2k views

How are “2.5D” art assets created?

By "2.5D" I mean the art style in games such as Roller Coaster Tycoon, Age of Empires 2 or Fallout 1 and 2: Everything in the games appears to be created with a "pixel art"-like tool. Am I correct? ...
14
votes
2answers
949 views

Level Editor + Game -> Duplicating rendering/game specific code?

I've been reading about how to design code for a game. One thing I haven't been able to figure out is - how do you manage writing an outside-game level editor (not an 'in-game level editor') without ...
5
votes
2answers
2k views

Efficient Isometric 2.5D Game Engines?

I want to make a game (turn-based RPG) that looks very similar to Bastion. Here is what I need to implement: -> The overworld is 2d, with an isometric view. The graphics would in no way be rendered ...
1
vote
3answers
994 views

How does one make a 3D background in a 2D game?

I am trying to figure out how to make a background that looks 3D in a game that is 2D. Below there is a video of the game "Under The Lotus." I am trying to get a background with similar effect (it ...
0
votes
4answers
402 views

Pickup another book or submerge into XNA [closed]

Completely read Head First C#. Should I read something else or get personal with XNA from here on? Got links? Edit: Hobby. Interested in 2D and 2.5D gamedev for personal fun, nothing serious. ...
0
votes
2answers
420 views

Languages for creating 3d / 2.5d enviroments [closed]

I want to pick up a language that will allow me to create 2d/3d game environments. I come from web development using PHP, JS, XML and ideally I want to be able to integrate with those languages. I ...
8
votes
2answers
1k views

Physics for a 2.5D platformer with a plane that curves

I'm creating a 2.5D platformer in XNA which uses 3D models that are constrained to travelling along a 2D plane (just like Trine). To make things tricker, however, I want the 2D plane itself to be ...
6
votes
1answer
2k views

2.5D game development

2.5D ("two-and-a-half-dimensional"), 3/4 perspective and pseudo-3D are terms used to describe either: graphical projections and techniques which cause a series of images or scenes ...
15
votes
5answers
3k views

Where do I start if I want to independently learn game graphic design? [closed]

I want to learn how to create custom graphics, not use freely available resources. But I have been looking around for articles or tutorials on how to start with 2D game design in general, and I can't ...