Questions tagged [terrain-rendering]
Terrain rendering is the visual representation of 2D or 3D landscapes.
168 questions
0
votes
0
answers
159
views
Terrain vs mesh : which one is better in terms of performance and storage size?
I have heard many conflicting opinions about the pros and cons of using terrain vs mesh in Unity. Some people say that terrain has better performance while others say mesh does. So, I am not sure ...
1
vote
1
answer
95
views
How to understand calculation of step size in voxel terrain renderer?
I was following the Pikuma's Voxel space terrain rendering video.
I understood almost everything that he described in the video except the following point, where he described the the equation to ...
- 175
1
vote
0
answers
213
views
Terrain detail grass not receiving shadow
The grass painted onto my terrain is in the shadow area of the house wall, but they're not receiving shadows. Why does this happen?
- 127
0
votes
1
answer
72
views
How to create terrain with multiple textures
I have a giant terrain. I have grass/stone/mud/and so on...
As for the test I am using raw color assigned to each vertex to render triangles of terrain. When I have a terrain like that I set upper 4 ...
- 1
0
votes
1
answer
440
views
Rendering Infinite 2D chunks?
I'm working on a top-down 2D RTS with C++ and SDL2, and have implemented the biome/terrain generation, tile rendering and a rudimentary camera system. I already have the skeleton code in place that ...
- 1
1
vote
1
answer
257
views
glPatchParameteri(GL_PATCH_VERTICES, 4) causes access violation
I'm trying to create a tessellated terrain, for this purposes I'm following the LearnOpenGL tutorial: https://learnopengl.com/Guest-Articles/2021/Tessellation/Tessellation
However, when I set the ...
- 61
0
votes
0
answers
703
views
How to render and interact with a seamless wraparound world map, in the style of e.g. Civ 5, in Godot 3?
I asked a similar question on the Godot subreddit but I want to ask here as well in hope of getting more detailed/different answers.
I'm making a world map for a turn-based tile-based 3D strategy game ...
0
votes
0
answers
826
views
Unity terrain details have transparency in editor, but are on black in builds
I'm dealing with a concerning bug in my Unity build.
I have a terrain system which populates its detail layer with procedural grass textures. The textures are on transparency in the editor, as they ...
- 754
2
votes
1
answer
279
views
How to get rid of intersections between terrain and road strip drawn on top?
When I draw a road as is (stencil:off, depth:on,less), the results are like this - ;
Then I tried adding stencil a test for the road:
...
- 31
2
votes
1
answer
1k
views
How to best select a texture pair to use in height blending when using a splatmap shader
In my project, I'm implementing a shader to combine up to 4 textures in a terrain using a splatmap texture (https://en.wikipedia.org/wiki/Texture_splatting).
I want to combine the splatmap blending ...
- 480
0
votes
1
answer
229
views
How would I go about coloring marching cubes terrain?
I'm making a game with marching cubes terrain (I know very original idea) and I don't exactly know how to color it. I have a system to do it, I just need to know how to interpolate it where it's not ...
0
votes
1
answer
626
views
Extend distance for rendering grass and tree objects on terrain
I am trying to make an adventure game with a big landscape (made the terrain with terrain tools) with 3D models of grass (that I placed using terrain tools) but it only shows the grass/trees that are ...
- 1
0
votes
1
answer
821
views
Ray casting through terrain mesh + Octree ( Mesh collision )
I'm currently in development of a terrain editor which i will use for my game. One thing that is partially stopping my development is that I don't have collision detection implemented between mouse ...
- 11
0
votes
1
answer
115
views
Proper way to supply different textures and multiply matrices for thousand of terrain meshes
What I have
Terrain chunks of size 64x64 meters in a custom format
PVR textures
OpenGLES2 renderer
GLSL shader
None of the above can be changed in any way, i.e. I can't modify the existing code of ...
- 111
0
votes
0
answers
466
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-...
- 1
3
votes
1
answer
3k
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 ...
- 133
0
votes
0
answers
246
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 ...
2
votes
2
answers
181
views
Midpoint displacement generating unsatisfactory terrain
Following this lesson for implementing mid-point displacement algorithm for terrain generation. I aim at generating a wavefront(obj) file of the terrain
I have an array of dimension (2^n + 1) x (2^n +...
3
votes
2
answers
1k
views
Procedural terrain generation is very slow
I've been trying to create procedural generated 2d terrain (similar to a game like Terraria) using Simplex noise. I was able to get the noise function working, and I set up a grid of 16 by 16 tiles ...
0
votes
1
answer
1k
views
How to generate or smooth really large procedural terrain?
I'm currently trying to generate a really large procedural terrain in WebGL. I use a quadtree for LOD and plan to generate 1 heightmap for each quadtree node (terrain patch).
The heightmaps are ...
- 109
1
vote
3
answers
1k
views
SRTM data represented in 3D using Unity Terrain
I am new to using Terrain height maps in Unity.
I'm trying to use real-world terrain height data, using sources including:
The US Geological Survey (files like N24E054.hgt)
Google Maps (SRTM hdr ...
- 71
1
vote
1
answer
4k
views
Error code 1282 when calling glDrawElements
I am trying to render my terrain using an EBO, but the function glDrawElements returns an error (1282). I tried to find out what ...
- 121
0
votes
0
answers
118
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 ...
- 193
0
votes
1
answer
93
views
Terrain Rendering/Update Failure Python 3.x
I have begun to create a procedurally generated RPG using Python, and I am having trouble with rendering the terrain.
What is happening:
I generate some terrain from some files, or create/save new ...
- 1
3
votes
1
answer
391
views
Effective & Efficient Way to Simulate a Desert
Introduction
I hope that this question isn't too broad, my apologies if it is. Anyway, getting to the point, our video game is set in ancient Egypt and, to nobody's surprise I'm sure, Egypt has a lot ...
- 53