Questions tagged [point-clouds]
questions concerning the use of point clouds / data point sets in blender.
139 questions
2
votes
1
answer
71
views
With geometry nodes, how do I interpolate the position of points sampled on one mesh onto points sampled on another mesh
My overall goal is to make text in one font morph into different text in a different font. I have been trying to go about this by sampling the text as something like a point cloud, then interpolating ...
- 23
0
votes
0
answers
45
views
Spherical wave inside a point cloud sphere - then with a boundary
Preface: newbie
Having learned how to make waves on a plane, the goal has been to learn how to create a spherical wave inside a sphere (of points). The online tutorials (and prompts) have no answers ...
0
votes
1
answer
123
views
How to morph points of one point cloud into another point cloud using geometry nodes?
I have this blender node setup
My goal is to morph the points from one point cloud to another. I have three objects, one is the photoscan made into points, second is a UV sphere made into points, and ...
0
votes
0
answers
58
views
Point cloud import - size limits?
I'm following a tutorial to import point clouds via PLY format and then use a Mesh to Points geometry node to make them render-able. This also has a step to pick up the vertex colors by using an ...
0
votes
0
answers
99
views
Converting points from an Alembic file to something usable in Unreal Engine 5
I am exporting an Alembic file with the points data of particles that I have exported whitewater out of LiquiGen. I'm import the ABC into Blend to try and convert it into something that UE5 can ...
0
votes
0
answers
85
views
Converting Alembic points to geometry export issue
I am exporting an alembic file from LiquiGen. It has all of the point data for my particles. I can import the alembic into Blender. See image for the Geometry Node information. For some reason I can't ...
0
votes
0
answers
59
views
How to color each instance in a collection on a Poisson Disc?
I'm trying to color items in a Collection distributed on a Poisson Disc. I want each instance to pick up the single color of the pixel directly beneath it and take on that single color over the full ...
- 1
1
vote
0
answers
123
views
Vector blur not working properly when rendering points?
I am trying to add "artificial" motion blur to a static object via manipulating the "velocity" attribute in geometry nodes. I've tried 4 cases (posted screenshots):
mesh + motion ...
- 33
0
votes
1
answer
211
views
Geometry nodes : Use a 3d object as a mask to Distribute Points on Faces
I want to create a kind of holographic device, that fires light rays randomly on Suzanne faces.
So I create a geometry nodes and Distribute Points on Faces of Suzanne.
Suzanne can move and can go ...
- 362
0
votes
1
answer
73
views
Displacement of a point between two frames
Is there a way to store position of points of a curve of previous frame. I want to because I want to find how much are these points getting displaced between frames.
I don't really want to use ...
- 3
0
votes
0
answers
36
views
How to Convert Vertex Data into a Smooth, Textured Model? [duplicate]
Can someone help me turn these dots (vertices) from a .ply file into a smooth, usable model that connects the points and generates a clean, textured surface?
Download .blend
- 11
0
votes
0
answers
126
views
How to Access Alembic Point Cloud Attributes in Geometry Nodes?
After importing an Alembic point cloud into Blender, it seems impossible to retrieve its data, such as the scale or the age, through Geometry Nodes.
Is it possible ?
0
votes
0
answers
65
views
How can I change the vertex colours of a point cloud?
I have converted a *.e57 point cloud file to a ply file.
Importing this in combination with geometry nodes I can visualize anf render the cloud with the original colours from the scan as they are ...
- 106
1
vote
2
answers
132
views
Geo Nodes: How can I find the Index of a point, having its Color (temporaly variable indexes)
I have a point cloud that reads a sequence of meshes over time.
this causes an illusion of a particle system being animated.
I can see the points 'moving' when I scrub the timeline because each point ...
1
vote
1
answer
51
views
Remove sections of a point cloud with Geometry Proximity or any other node setup and Animate IT
Remove sections of a point cloud with Geometry Proximity or any other node setup
I have a question related to answer prowided by @AndreZmuda.
I’ve successfully applied the workflow from @AndreZmuda ...
