Used to describe the physical geography of a location. This can include elevation, slope and orientation of features.

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2answers
2k views

Dynamic Terrain Texture

I've been looking at a 2D physics game called 'Hill Climb Racing' (Android and iOS) and was wondering how they went about texturing the terrain? I've had a think about it and I've come up with ...
4
votes
1answer
1k views

2D Tile Game - Smooth Biome Terrain Transitions

While working on my 2D tile based game, I encountered a problem. I use Perlin Noise to generate the terrain. Some biomes (Desert, Forest, etc) have different flatness values depending on terrain, ...
-1
votes
1answer
321 views

GPU based procedual terrain borders?

I'm working on a game that preferably should feature a combination of designed and procedurally generated terrain where the designer specifies in somewhat detailed terms what type of terrain a given ...
7
votes
2answers
745 views

Hills in a topdown game

I'm making a top down rpg game and was wondering if it was possible to show hills on a map instead of having everything completely flat. I've thought about changing to an isometric view, but if it can ...
11
votes
2answers
1k views

Why are trees shining in background?

Currently I am creating a forest scene in the dark, and the trees are shining far away, but when I get close they are fine. I have the shaders set to "Nature/Tree Soft Occlusion [bark/leaves]", but ...
3
votes
1answer
209 views

Dirt compression from vehicle tires

So I kinda have this working but its not correct because it just averages, so I wanted to know if anyone here has any ideas. I'm trying to simulate loose dirt compression under the tires of a vehicle ...
6
votes
2answers
2k views

Diamond-square terrain generation problem

I've implemented a diamond-square algorithm according to this article: http://www.lighthouse3d.com/opengl/terrain/index.php?mpd2 The problem is that I get these steep cliffs all over the map. It ...
4
votes
1answer
957 views

How is the terrain generated in Commandos and Commandos game clones/look-alikes?

The Commandos series of games and its similar western counterpart, Desperados, use a mix of 2D and 3D elements to achieve a very pleasing and immersive atmosphere. Apart from the concept that alone ...
3
votes
1answer
381 views

2D Motocross physics

I'm looking into making a 2D motocross bike game with plausible physics. It should look like this: For a first try, I've created only the player (a motocross driver) and the map (consisting of ...
2
votes
1answer
741 views

Multi-textured Terrain?

How would I accomplish multi-textured terrain? I need to know how to write the HLSL shader for it. The world already UV maps itself and I can get it to do 1 texture at a time. But I want more than 1 ...
4
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1answer
520 views

Simplex Noise flat land and hills

I'm using the simplex noise to create Minecraft like terrain. I can only achieve hills like this. Does anyone know how to use simplex to make more dynamic landscapes?
2
votes
1answer
288 views

Parallelizing creation of geometry chunks in minecraft-like game

In my game I separate creation of chunks into two stages. The first is where I generate the heightmap using simplex noise and the 2nd is when I create the actual vertex buffers. I do it like this so ...
6
votes
2answers
1k views

How to remove floating terrain when generated with 3D Perlin Noise?

I'm currently using 3D Perlin Noise to generate random terrain in combination with Marching Cubes. My issue seems to lie in scaling the noise function to get reasonable heights in my terrain. If ...
4
votes
2answers
3k views

Map tile terrain transitions with 3-4 different types

Making transitions between two different tiles is a fairly well understood problem. The easiest way is to look at the 0.5, 0.5 and use the resulting 4 corner points to select a transition tile, as ...
0
votes
1answer
128 views

3rd party terrain editor

I am looking for a good application for generating 3d terrains (really allowing generation and then some user-editing) . After a google search, I found many, but I need one that can export the entire ...
5
votes
2answers
2k views

3D terrain map with Hexagon Grids

I'm working on a hobby project (I'm a web/backend developer by day) and I want to create a 3D Tile (terrain) engine. I'm using XNA, but I can use MonoGame, OpenGL, or straight DirectX, so the answer ...
3
votes
1answer
260 views

Efficient visualization of a large voxelized volume

Lets consider a large voxelized volume stored in an oct-tree or any other convenient structure. This volume represents, for instance, a landscape, where each block is either empty (air), or it has an ...
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vote
3answers
1k views

Checking for collisions on a 3D heightmap

I have a 3D heightmap drawn using OpenGL (which isn't important). It's represented by a 2D array of height data. To draw this I go through the array using each point as a vertex. Three vertices are ...
2
votes
2answers
2k views

C# XNA: Effecient mesh building algorithm for voxel based terrain (“top” outside layer only, non-destructible)

To put this bluntly, for non-destructible/non-constructible voxel style terrain, are generated meshes handled much better than instancing? Is there another method to achieve millions of visible quad ...
1
vote
1answer
884 views

Realistic planetary terrain generation with weights

I need terrain generation for a planet. The planet will be divided up into several hundred hexes, and I need it to be realistic and based on weights. I have dabbled in terrain generation before, but ...
2
votes
3answers
419 views

Game engine that allows for objects being placed in-game [closed]

I am looking for a game engine with multiplayer support that allows for players to place objects in the terrain. (eg. in TF2 one can place teleporters, etc... or in minecraft one can place blocks). I ...
2
votes
1answer
492 views

Dynamically Deformable Terrain In Game Engine

I am looking for a game engine that is open to the public for free or at a payed price that allows for any reasonable way of doing deformable terrain over a network. The closest I have found to this ...
8
votes
2answers
4k views

Tile map/terrain implementation with differing heights of neighbouring tiles

Ahoy! I'm looking for some information about tile maps, or rather, what a specific type of tile map is called. I'm interested in the kind of implementation used in rollercoaster tycoon, or the ...
0
votes
2answers
393 views

Collision, then what?

I know how to check collision for example 2 spheres. But my question is how do I use the collsion response in a good way? How do I make my character unable to walk in to the Sphere? I've got to the ...
4
votes
1answer
1k views

How can I convert a 2D bitmap (Used for terrain) to a 2D polygon mesh for collision?

So I'm making an artillery type game, sort of similar to Worms with all the usual stuff like destructible terrain etc... and while I could use per-pixel collision that doesn't give me collision ...
5
votes
1answer
794 views

Infinite 2D Terrain

I was wondering how to create infinite 2D platform terrain. I've read about perlin noise and I have an idea I'd like to illustrate below. However, I have no idea how to achieve this. Are there any ...
8
votes
1answer
1k views

What technology does Starcraft 2 use render its maps?

I've got a map that is being procedurally generated at run-time and I'm currently investigating methods of rendering this map. I've taken an interest in the look of Starcraft 2 and I'd like some ...
6
votes
2answers
4k views

How do I make my character slide down high-angled slopes?

I am currently working on my character's movement in Unity3D. I managed to make him move relatively to the mouse cursor. I set a slope limit of 45°, which does not allow the character to walk up the ...
8
votes
3answers
2k views

Correct way to “randomly” generate flowing terrain

I'm creating a simple top down RTS game. I plan on it "randomly" generating maps on the fly when I need to. I plan on it all working in 'passes': Fill the terrain in with all grass Go back and add ...
3
votes
2answers
1k views

Why would someone chose midpoint displacement over perlin noise for 3D terrain generation?

I myself am creating a terrain generation algorithm and would be interested in knowing why others have chosen midpoint displacement over perlin noise. Minecraft is an example where midpoint ...
1
vote
1answer
2k views

How does Terrain following work on height map?

I'm writing a 3D world game which consists of a terrain map (generated by brownian motion algorithm) and a simple avatar. My goal is to make the avatar move smoothly between points of different ...
9
votes
1answer
697 views

How to represent cliff faces in terrain?

I'm trying to figure out the best way to programmatically represent terrain in my game. I've been considering using a heightmap (or grid of evenly spaced vertices) to represent the surface of the ...
4
votes
2answers
423 views

Trace with 2D terrain

I currently have some 2D terrain in my game defined by 2D coordinates with lines drawn in between them (linear interpolation too keep it simple). Now I want to cast a ray from anywhere above the ...
1
vote
1answer
225 views

How can I write a terrain into a .raw file?

I want to generate a terrain through Perlin noise and store it into a .raw file. From Nehe's HeightMap tutorial I know the .raw file is read like this: #define MAP_SIZE 1024 void ...
0
votes
1answer
213 views

Creating a vertexbuffer to define vertices arranged in a grid with the view for easy editing later

I'm using the marching square algorithm (2D version of marching cubes) to generate vertices. I end up with vertices arranged in a grid. I want to enable destructible terrain, and the way i was ...
6
votes
3answers
1k views

Generating random Pools or lakes

I have implemented functions that can draw any polygonal shape, however I have been unable to generate a smooth shape that mimics the rounded edges of a lake. I tried generating two circles and ...
3
votes
3answers
854 views

Non-GPU Noise for 2D side-view terrain generation?

I really couldn't find a correct answer while scowering all the forums for Noise Generation. My goal is simple, I really want to have two distinct layers for my terrain, a white layer representing ...
0
votes
1answer
747 views

Real-Time Terrain Deformation

I can't really find anything at all on this topic. There's a bunch of YouTube videos that show people doing it, but there aren't any articles that I can find explaining the mechanics of it. In my ...
3
votes
2answers
358 views

How to place objects/entities randomly in JS?

I'm making a game and I have a script (running it with Node) on the server that currently just randomly places things on the map... I'd like to change that. I saw something about Perlin noise but I'm ...
1
vote
3answers
945 views

Any ideas on reducing lag in terrain generation?

Ok so here's the deal. I've written an isometric engine that generates terrain based on camera values using 2D perlin noise. I planned on doing 3D but first I need to work out the lag issues I'm ...
2
votes
1answer
241 views

Static “LoD” hack opinions

I've been playing with implementing dynamic level of detail for rendering a very large mesh in XNA. It occurred to me that (duh) the whole point of this is to generate small triangles close to the ...
22
votes
4answers
2k views

Where to start when building a 3D terrain editor?

I'm looking to build (for start) a simple tool, that could raise, lower, smooth and texture the terrain. So, what are the things I have to go through in order to make such terrain editor? And maybe ...
0
votes
1answer
541 views

What 3D engine supports real-time editable 3D terrain loaded in from a server?

I'm currently having a problem choosing an engine for a game project I have since a few years. What I'd need is to be able to load a terrain from a remote server (which I can take care of) and display ...
0
votes
0answers
478 views

2D Terrain Generation [duplicate]

Possible Duplicate: How can I create a random “world” in a tile engine? I need some advice as to how I should go about coding a 2D Terrain Generator for a game written in C. I ...
11
votes
1answer
485 views

What are some current techniques for rendering deformable landscapes?

What are the current techniques than can be used for efficiently rendering 3D heightmap-based deformable landscapes? For example, in the non-deformable landscape problem, ROAM used to be the way to ...
3
votes
3answers
1k views

How did they do it: Trine 2.5d terrain?

How did they make the terrain in trine? I think they took a polygon approach. It doesn't seem that they used a heightmap because it is in all three vectors, or a voxel method because it doesn't have ...
9
votes
3answers
5k views

Which data structure should be used to represent voxel terrain?

According to the Wikipedia page about voxels, "[...] the position of a voxel is inferred based upon its position relative to other voxels (i.e., its position in the data structure that makes up a ...
3
votes
1answer
338 views

Good practices to hold terrain data in a 2D networked game

I am working on a client-server architecture game, its a 2D top view adventure. My main focus for the map system right now is to have editable terrain, that will actually change in realtime to other ...
15
votes
1answer
4k views

Terrain Generation for Tile-Based 2D Platformer

I'm currently working on a tile-based 2D platformer similar to Terraria in some ways, although I'm having difficulty with the terrain generation. I have some basics done, although they do not come out ...
10
votes
2answers
3k views

Quadtree terrain splitting - I don't get it

Most of the papers i've read base their terrain in some form or another on a quadtree. See this at page 38: ...