Terrain rendering is the visual representation of 2D or 3D landscapes.
0
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1answer
91 views
2D “digging” method in unity
I am in the process of developing a 2D digging game for mobile. I need an efficient method to dig tunnels through the levels (Similar to the game play in Death Worm), and build colliders around the ...
3
votes
1answer
76 views
General Octree question: What do you actually store?
Ok, So I'm experimenting with various terrain generation methods, primarily in Unity, but i'll admit to not use all its features because I started learning about Game Dev in XNA YEARS ago. So, I made ...
1
vote
1answer
281 views
Making Cave system in Unity 5
I know there are many threads about this but none of them seems to work for me and I spent like 2 days already on that problem. Things that I've checked:
http://wiki.unity3d.com/index.php/...
2
votes
0answers
56 views
Regional Variation with Perlin Noise
I used Game Maker to construct a 3D terrain using Perlin Noise. Since I wanted to create an island, I set the noise function to return a value between 0 and 128. Then I checked each point and ...
0
votes
1answer
123 views
How can I efficiently render a large, zoomable world map?
We are looking to develop a grand strategy PC game in Unity with a world map similar in scale to Crusader Kings 2 and Europa 4.
We want to add more details to the map so that we can stand out ...
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votes
0answers
61 views
How to determine which chunks to load/unload when moving through an infinite voxel terrain
I'm implementing a smooth voxel terrain engine in C++. The terrain is split into same-sized rectangular 'chunks'. After I moved chunk generation and loading into a background thread, I don't have to ...
1
vote
0answers
50 views
Renderering problem with flat terrain
i was testing out my game engine last night, but stumbled across this unexpected result. Here is a picture:
As it appears, it is renderering 1 triangle and not renderering the other triangles. I ...
0
votes
1answer
74 views
How do i make floors of varying height in OpenGL?
So I am currently working on a small Game(/engine) in OpenGL and I want to build a little world editor. Nothing too fancy: Just some functions to add objects to a scene and manipulate them (rotation, ...
0
votes
1answer
56 views
OpenGL: Generating a single square with a Quad Strip
I am currently trying to create a terrain generation system (for my 3D game) with OpenGL 2.1.
The way I am doing it requires the creation of a massive 2D square that consists of multiple smaller ...
5
votes
1answer
156 views
On a 2D generated terrain what is the easiest way to pick tiles for the shoreline?
If I have a two-dimensional array with ones and zeros for water and land respectively how do I choose what shoreline tile to use according to the water and land tiles surrounding it? The shoreline can ...
0
votes
0answers
32 views
LWJGL use only a part of a (blend-Map)
I have the following problem in my game:
I created my terrain by an heightmap and a blendMap (for the color).
The problem is, that now, when i made the terrain really big, i have a big performance ...
2
votes
2answers
131 views
Render terrains depending of the player position (Chunks)
Well, I have an array with all the terrains. How do I render them? I just add them to a List of terrains that are sent to the Renderer. There, every terrain of the list is rendered.
The problem is ...
1
vote
1answer
226 views
LibGDX Box2D texture on dynamic generated body
I'm creating a game that is similar to hill climb racing. I've generated the ground and now I want to add texture to the ground. Here is a screenshot of a game
Here is my code (I create ground using ...
4
votes
1answer
290 views
How to achieve a layered terrain simlar to Godus
I'm currently playing around with a few examples and techniques for terrain generation and suddenly remembered the game Godus - seen below.
Youtube clip of Godus
Looking at the material above, it ...
0
votes
1answer
189 views
deformable terrain
I'm currently working on a 3d sandbox mmo and would like to know what would be the best way to store the terrain of the world. I was thinking about making some kind of mesh, like the kind you would ...
2
votes
1answer
173 views
How do I avoid lag when dynamically loading a map chunk?
I have a procedural 2d game which extends in all directions, on the surface similar to Terraria. When a player moves their camera close to the edge of the currently loaded terrain, I trigger an expand ...
1
vote
1answer
641 views
Can I export a model and texture from a terrain file built in Unity3D?
I am mostly familiar with building my level maps within unity, and have become quite use to its inbuilt terrain creator, in both generating my terrain, and spraying a texture on to it.
I am making a ...
7
votes
1answer
1k views
Tiling perlin noise seamlessly, but without repeating to generate an infinite 3D world
I have been working on a 3D game in java using LWJGL for a while now. I am trying to make procedurally generated infinite 3D terrain that is generated around the player.
So far I have:
3D terrain ...
0
votes
2answers
617 views
How does Minecraft render chunks? [duplicate]
I'm writing a simple Minecraft like game to test out a few world gen algorithms and to learn more about OpenGL. My first render code was glBegin() ... glEnd() style. Very ineficient and slow. I ...
20
votes
2answers
2k views
How can I implement a short-cut grass effect?
I've been looking at some screenshots from games like Rocket League and FIFA:
and I started wondering one would achieve the short-cut grass effect.
Is it a shader? Is it actual geometry? Or just ...
11
votes
2answers
3k views
How to make natural looking voxel
I'm developing a voxel game, but I think I use the wrong technique.
I currently use flat tiles, to make blocks, and I think theres a better and more efficient way.
I have seen a voxel game, which ...
0
votes
1answer
727 views
How to load and render PhysX 3.3 heightfield
I'm trying to load a PhysX 3.3 heightmap and render it with OpenGL using glm and glfw, but so far it doesn't seem to be working. I'm basing my code on the PhysX samples, and am also using FreeImage to ...
1
vote
0answers
315 views
How can I texture a large terrain mesh in OpenGL?
I want to apply a texture to a large terrain mesh in my game. I think that it is just not acceptable to have a gigantic UV map spanning over 4096 x 4096 pixels.
What's a better way to apply a texture ...
2
votes
1answer
232 views
How to use ROAM algorithm to adapt terrain's mesh?
I have a hard time understanding the idea behind ROAM algorithm
"Real-time, continuous level of detail rendering of height fields" Peter Lindstrom, David Koller, William Ribarsky, Larry F. Hodges, ...
2
votes
1answer
627 views
Quadtree vs multiple resolution grids for terrain rendering
I have been thinking about quad trees with regards to terrain rendering.
From my understanding the basic functionality of quadtree terrain rendering is to frustum cull the terrain in such a manner:
...
1
vote
1answer
3k views
Unity3D: terrain object's textures flickering on long distances
I'm making RTS project on Unity3D.
I created terrain with Unity's standard Terrain tool, and added textures of grass, mood etc. on it. Then, for creating "man-made" objects of terrain (roads, ...
0
votes
1answer
169 views
How do I construct the planes for my camera's frustum?
I'm trying to get a handle on frustum culling, but I'm not quite there yet.
I have a camera in three-dimensional space
Camera
position (cx, cy, cz)
rotation (tx, ty, tz)
fieldofview
...
0
votes
2answers
372 views
terrain not properly rendering
I'm extending the terrain quad with resources from various tutorials and have the following code:
public class WorldTerrain extends TerrainQuad {
public static final String NAME = "terrain";
...
1
vote
0answers
301 views
Adding rivers to procedural generated terrain [closed]
I have an heightmap generated using libnoise (c++). I am loading it from the babylon.js framework (3dWebGL).
I have my heightmap image file and also a river position image file, also generated using ...
0
votes
0answers
39 views
How can I transform one triangle into another triangle with HTML5 Canvas? [duplicate]
Given a triangle I'm searching for the canvas transformation to transform it into an other Triangle with the corner coordinates (A,B,C)
Input triangle: Red Triangle: A'=(0,0) B'=(80,80) C'=(0,80)
...
1
vote
2answers
1k views
libgdx: How do you remove a cell from TiledMap?
I am making a Terraria-style sidescrolling game with an open world. I am using a TiledMap to render all of the tiles. If I want to remove a tile, like if it is broken, how would I stop it from being ...
1
vote
1answer
158 views
Can I render some vertices as an object instead?
I am generating vertices at runtime that represent terrain.
I've always drawn the vertices as triangles with GraphicsDevice.DrawUserPrimitives<VertexPositionColor>, but I'm wondering: Can ...
3
votes
2answers
403 views
Loading chunks of the terrain relative to the player's position
I'm making a small voxel-based multiplayer WebGL game with a Node.JS server which handles player positions and sends terrain chunk data to the clients. This is an example of how I'm currently sending ...
0
votes
1answer
127 views
Height map renders upside down and/or backwards
After following the tutorial found here:http://www.riemers.net/eng/Tutorials/XNA/Csharp/Series1/VertexBuffer_and_IndexBuffer.php
The code at the bottom of this page is what I am using. (I have ...
7
votes
3answers
1k views
How can I create a shader that will reproduce this lighting effect on terrain?
Notice the way in which the major light source in each image reflects off the ground, as a function of the distance between the light source and the viewer (?).
Is this a (bumped) specular map? The ...
4
votes
1answer
962 views
Marching cubes and LoD
I have and octree based world constructed (on the start) via marching cubes with certain density function to make a terrain (variations on noises). The terrain is rater smooth, it is not like ...
3
votes
1answer
173 views
Why am I getting a mirrored mesh out of my data structure?
I'm in the beginning stages of an RTS game in Unity. I have a procedurally generated terrain with a Perlin noise height map, as well as a function to generate a river. The problem is that the ...
3
votes
1answer
451 views
Proper updating of GeoClipMaps
I have been working on an implementation of gpu-based geo clip maps, but there is a section of the GPU Gems 2 article that I just can't seem to understand, specifically this paragraph, and more ...
6
votes
2answers
351 views
How can I support the creation and rendering of both interior and exterior environments?
Say I already have a renderer that can support outdoor terrain and environment rendering. How would I go about adding support for interior environments (for example, like World of Warcraft's dungeons) ...
2
votes
1answer
431 views
How can I clean up and smooth out procedurally generated terrain?
I am experimenting with procedural content generation, and starting with generating terrain from fractional brownian noise. The terrain produced looks fairly realistic, but has many artifacts and ...
1
vote
1answer
667 views
How to manage frustum culling
I have a spherical clipmap based planet terrain. The entire planet is made from a ring geometry of 1 unit which the vertex shader moves to cover the entire planet of 6 million unit radius. But the ...
2
votes
0answers
278 views
Mapping heightmap to spherical clipmap
How would you map the points on a spherical clipmap to a heightmap? My coarsest clipmap has an outer radius of PI and an inner radius of PI/2. My coarsest heightmap goes from -PI, PI on the x axis and ...
-2
votes
2answers
322 views
Procedural World Generation [duplicate]
How does Minecraft generate it's texture (ex. which block is grass and which one is stone)?
-1
votes
1answer
504 views
How is destructable terrain made in SDL?
I'm looking for terrain that gets removed in chunks (like in Worms, of instance). How do you do this in SDL?
19
votes
4answers
1k views
How to prevent “underwater sight” in games
In many games where the player can go underwater, it seems like when you look where the top half of the screen is in the air, and the bottom half the screen is in the water, it's almost like the water ...
3
votes
4answers
1k views
create terrain with some vertical cliffs, natural arcades, caves using octree
I am about to start creating the first terrain. I would like to create a terrain with vertical cliffs, natural arcades and caves.
For instance in one point the terrain might look like this.
I want ...
4
votes
1answer
2k views
Problem Implementing Texture on Libgdx Mesh of Randomized Terrain
I'm having problems understanding how to apply a texture to a non-rectangular object. The following code creates textures such as this:
from the debug renderer I think I've got the physical shape of ...
5
votes
1answer
2k views
Generating a physics body for 2D Worms-like Terrain
I wrote a processing sketch that generates hills for a scorched earth clone, like this:
I'm trying to figure out how to make this a physics object in libgdx, but I'm having problems figuring out how ...
0
votes
1answer
100 views
rendering a dynamic sized rock
I am developing a 2d mobile game that has a large deformable terrain (a lot like worms). I am rendering the terrain using a gray scale bitmap (in a fragment shader) which serves as a texture position ...
17
votes
1answer
8k views
Which is the best LOD method for planet rendering?
I'm currently working on my thesis, it is an engine to render terrains of planetary size.
I'm still finishing my research and I have encountered a lot of stuff about this subject, the problem is that ...
