6
votes
How can I detect even terrain in geometry nodes?
Simple terrain sample ...
You can try to get selection from Edge Angle node ...
5
votes
Accepted
How can I detect even terrain in geometry nodes?
If you want to keep some distance from uneven terrain, you can use the Shortest Edge paths node, as it can give you the shortest path through edges to vertices defined as an end vertex. This method ...
4
votes
How can I detect even terrain in geometry nodes?
I would do it like this: first use a Capture Attribute node set to Vector and Face to get the normals of the faces.
Plug the Attribute output into a Vector Math node set to Dot Product, as the second ...
4
votes
How to change the colour of a particle system
Another possible solution for just switching the color of all particles is the following:
Take the Object Info node's Random output just like @moonboots does, use the frame number as driver in the ...
3
votes
Accepted
How to change the colour of a particle system
Plug an Input > Object Info node into a ColorRamp, move and keyframe the Position value of each color needle so that they go from right to left (or opposite):
Result:
2
votes
Accepted
How to make particles flicker?
Another way to do it. The solution may depend on the final effect you want.
But if you are using Cycles, you can use 'Particle info' node (documentation here, this node is Cycles only) and for example ...
1
vote
Simulation Nodes: Particles with normal-aligned velocity
The attributes of the geometry entering the simulation zone not from the Simulation Input should also not enter by the Simulation Input.
You have at least these options:
Use a named attribute:
Add ...
1
vote
How do I have random color variations for grass?
One technique we use in game-dev is something like this:
Find yourself a grass texture, something with a decent amount of color variation, but it's not extremely important.
Then in photoshop down-rez ...
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