Questions tagged [simplex-noise]
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26 questions
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biome blending using multiple biome (altitude, humidity) points
I have a noise function for altitude: float getAltitude(x, z) and noise function for humidity: float getHumidity(x, z) and at each cell of my terrain I calculate a (altitude, humidity) point, and then ...
- 3
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How do I find the gradient of a noise value which has been re-evaluated on a curve
I have a function Evaluate(), which is used to remap a noise value based on a curve/spline to make the noise more interesting. There are 3 inputs: the noise value ...
- 13
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Generating noise heightmap in C# Console
I want to generate a heightmap for a 2D world (top-down, not a side-scroller), I've followed a guide that worked fine in Unity but in my current project which is a C# console application it doesn't ...
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Continents with Simplex noise
How do I turn Simplex noise like:
into something like:
or
The noise has too many white spots and varies too much to represent things like continents. Where it's water, water, water, and then land with ...
- 506
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Zooming in on procedural generated 2D terrain? (LOD)
My question is what methods are there to "zoom in" on a procedurally generated map using Perlin Noise (or Simplex).
If I have for example this generated
and I wanted to "zoom" into that little red ...
- 625
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Using Perlin/Simplex noise in a 2d tile game for terrain generation
I've been doing a bunch of research regarding procedural 2d terrain generation and have come to the conclusion that the use of perlin/simplex noise seems to be the way to go for most things.
I've ...
- 11
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Are there any methods for generating rivers on-demand with Perlin/Simplex noise?
I'm aware of many methods for procedurally generating rivers, but they require an entire heightmap beforehand in order to work. For instance, they may require to find a high position on the map and ...
- 305
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How do I perform interpolation between noise values sampled at a lower resolution?
I'm doing some experimentation with terrain generating using a method similar to that described in this blog post by Markus Persson, where I use 3D simplex noise as a "density" value. Like him, ...
- 1,710
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Heightmap using Simplex noise with octaves: help with parameters and interpretation
I've found a few pieces of code around, where Java code for Simplex noise (based on this widely quoted paper) was coupled with octaves to get a heightmap. However those classes/snippets are NOT in the ...
- 283
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2D Simplex Smooth Cave Generation
So I'm creating a system of caves below my random terrain generation, and I'm using 2D Simplex Noise to do so and I have a pretty good grasp on generating the random caves. However, the cutoff from ...
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Stepping through 3D noise to generate a cubemap for a sphere
This is somewhat related to a previous question I asked
How to create a seamless cubemap noise texture?
I have managed to successfully step through a 3D noise function to create a cubemap texture ...
- 224
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Why is my Simplex Noise appearing in four columns?
I'm trying to make a Texture out of Simplex noise, but it keeps appearing like this regardless of how big or small scale is:
The ...
- 141
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Wrapping 3D noise functions like simplex and perlin in c# [duplicate]
I'm experimenting with loop-able worlds that have a height-map for terrain data.
While I can easily create loop-able .BMP textures for this in Photoshop and just load the terrain from them, but that ...