Questions tagged [raymarching]
The raymarching tag has no usage guidance.
9
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How are objects represented in raymarching shaders
How does one represent geometry in raymarching shader? Say I wanted to pass a tree of SDF primitive shaders. My current idea is to pass texture containing their positions as rgb and type as alpha ...
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How can I use Raymarching scene as equirectangular?
I currently output 3D scenes in Unity by rendering cube face textures from a scene camera, as you can see in the below Image:
Omnity Cameras
From there, I convert the projection to 360^x180^ ...
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2answers
267 views
Raymarching signed distance function resulting in holes on surface - step size required?
I've been learning about raymarching and signed distance functions, and I implemented a raymarching fragment shader in Unity. It works fine for geometric shapes such as cubes and spheres, but when I ...
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1answer
30 views
PostFX2 Custom Effect's Y position has wrong offset ONLY in GAME camera. Scene camera is OK
I implemented raymarching in a full-screen Post FX2 custom effect.
Let's say I'm rendering a SDF sphere at world coordinates 0, 0, 0. Everything is fine in the scene camera -- if I rotate the camera ...
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1answer
640 views
Raymarching in Unity's new SRP & Post Processing V2
Hello wonderful wizards of the shader world!
I've seen a few tutorials featuring the use of Raymarching via the older OnRenderImage function, however, that is no ...
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570 views
How can I convert 3D mesh to SDF?
Previously, I found an useful article that explained how to convert 3d mesh to SDF easily.
I want our artists to be able to easily convert from polygonal data to SDFs with little-to-no effort.
...
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1answer
675 views
Rendering clouds similar to Sky: Light Awaits?
I'm interested in adding clouds to my game, with a style similar to those in Sky: Light Awaits
You can see them in motion in these videos:
(Starts at 26:00)
https://www.youtube.com/watch?v=...
3
votes
1answer
650 views
How can I make a collision detection on marching objects?
In a Raymarching project I need to have a collision detection for my Signed Distance Field shapes.
I find a project that Implemented simple collision detection.but I need a more stable Physic when ...
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1answer
34k views
How do Raymarch shaders work?
I have been looking at shaders found here shadertoy.com and most of the cool ones have noise and raymarch in common. I do not understand the source code at all but I really want to. How do these ...
