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Questions tagged [terrain-rendering]

Terrain rendering is the visual representation of 2D or 3D landscapes.

19 questions with no upvoted or accepted answers
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188 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 ...
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368 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 ...
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Trying to Rotate terrain

I'm new to OpenGL and don't really know how to rotate a terrain. For my graphics class, I have a project I need to do that is making a tire using OpenGL and work that we done in class (my framework is ...
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78 views

Unity Seamless Terrain

I am programmatically generating terrain using unity's terrain object and assigning height maps to it via the terrainData, the problem is that there are seams even when using the GroupingId(which is ...
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90 views

Is Quadtree Terrain Decimation applicable today?

It all started from that page. https://www.gamasutra.com/view/feature/131841/continuous_lod_terrain_meshing_.php?print=1 I didn't quite got what it was all about, so I've looked at this. https://www....
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61 views

How to fix this terrain behavior?

EDIT: This is for In game Terraforming, kind of like in life is feudal. https://www.google.com/search?q=life+is+feudal+terraforming&rlz=1C1CHBF_enUS792US792&source=lnms&tbm=isch&sa=X&...
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545 views

Large Scale GIS in a AAA-Quality Game Engine? (Unreal, Cryengine, Unity, Etc.)

I am working on a new simulation project that requires large scale, real-world terrain and imagery (GIS). By large scale, I mean that I would like to support databases that cover something on the ...
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176 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 ...
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678 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 ...
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298 views

Map terrain generation to texture instead of color

I have some terrain being generated using the following algorithm ...
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40 views

Multithreading or compute shaders for procedurally generated terrain

I'm trying to code a game in Unity with a procedurally generated terrain that is divided into chunks. Is it faster to use multithreading or compute shaders to generate the terrain and mesh? If it ...
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22 views

Removing detail in terrain grid where it's not needed

Let's say I have a terrain system which uses a brute force approach to rendering; a typical regularly spaced grid which covers the whole area, and there's no level of detail system. One possible ...
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114 views

Rendering detailed martian terrain for an RTS

I am trying to develop a RTS game that has: Various planets Each planet topology could vary between chock full of craters, to smooth hills and mountains planets In sum each "biome" should be unique-...
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1answer
29 views

Flat shaded triangles using the ModelBuilder?

I decided to give the ModelBuilder a try but I cannot get rid of the smoothing of my terrain. So what I tried: Create each triangle individually with there own ...
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59 views

Help understanding Accidental Noise Gradient function

Background: I am trying to create a set of functions to manipulate noise, similar to Libnoise, Fastnoise and the Accidental Noise Library. The end goal is to produce terrain. As recommended by ...
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1answer
79 views

Swapping out Vertex Buffer Necessary for Terrain LOD?

I am using Directx 11 to try and implement terrain level-of-detail. I am trying the idea represented in this tutorial: http://www.rastertek.com/tertut18.html Which is split your terrain into nodes, ...
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56 views

offset texture attached to frameBuffer to render panorama

I would like to pre-render horizon of large landscape to texture and than paste it as cylindrical screen around the camera (to accelerate rendering of distant details) Easiest would be make 8-gon ...
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1k views

Create a 2D spline-based Terrain in Unity3D

I want a 2d terrain in Unity that can be edited in Scene view. I have come across a github repository which nearly serves my requirements, but I am not sure what exactly I can do to make it have ...
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142 views

Level editing using a 2D map for a 3D game

We're trying to make a level editor for a 3D game that involves walking around outdoor environments. In many ways a heightmap satisfies the game's needs, but it also falls short in several ways, so we'...