Questions tagged [geometry]

Questions pertaining to creating, generating or editing an objects geometry. Object geometry is defined by editing and creating the location and rotation of vertices, edges, and faces.

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How to cut a projection on a surface with geometry nodes ? (w/o mesh boolean node)

How to cut a projection on a surface with geometry nodes ? (w/o mesh boolean node) Goal : Explanations : I'm making a big geometry node modifier that procedurally generate a road surface along a ...
Skyrow's user avatar
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Multi-Curve Instance Offset

This is my 1st post here. Im very new to Blender, so im trying to figure out as much as i can via this site, and youtube. I've been trying to create a GN setup like a magnetic field of rings, and ...
Eikon's user avatar
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Shading issues when exporting

My model looks fine in Blender and there are no problems, however when I export it (to the Substance Painter for instance) there are artifacts all over the surface. It could be the issue with ...
Woof's user avatar
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window modeling technique

any ideas on how to achieve this window style? same is applied on all 4 facades of the building Muchas gracias amigos
madame curie's user avatar
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How to use geometry nodes to generate a 2D array of cubes with random heights (integer 1-4) and make adjacent cubes have different heights?

I used the Grid node to generate a 2D lattice, adjusted the lattice height and cube height based on random integer numbers, and then used the Instance on Points node to generate a cube array. But how ...
user174030's user avatar
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How to express flat line motion graphics effects

Hello, I'm trying to create motion graphics like the photo above. I looked through several tutorials, but couldn't find what I was looking for. I want to make that image shine in that shape on some ...
미젤로's user avatar
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Delete Curve geometry based on edge Angle

Can I delete parts of a curve based on black and white values . I have a mesh that deforms I have a curve attached to that mesh I have created a edge selection using the edge angle node on the ...
ben's user avatar
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How to fill a 2D area with N 2D quads of different shapes but same area?

I have a 1000 m² N-gon of a curved shape. I want to cut it in 100 10 m² pieces and have a look at different variants of filling. Like manually changing the shape of one piece and have other pieces ...
Viatcheslav Tarasov's user avatar
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'Fill caps' not working in Geometry of Mesh Curve

I tried to make a coral but was unable to fill the caps. As you can see, the option is not clickable. I also can't see options like 'Round', 'Object', or 'Profile' and I don't understand why. I made ...
Akshata Murdeshwar's user avatar
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display and edit value into geometrynode properties

how to display and edit this value of a node in the GEOMETRYNODE property window thanks In fact the value I want to make available in the property panel is a scale value of the "value" node....
Jean-Jacques Lonni's user avatar
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How to decurve or straighten a mesh?

Well I have a curved mesh that I want it to be straight. I wanted to know what is the best and fastest way to straighten this mesh. The mesh is already bent and I now use the armature and some ...
hamed.design's user avatar
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Geometry Nodes - Point Instance Boolean

I want to create a scatter-like forest pack in Blender. How can I create the "Edge Trim" feature available in 3ds Max (explained in this video) with Blender?
3D Tasarım Okulu's user avatar
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Geometry Nodes - Curve To Point - Rotation Problem for door

I want to add a door model between the two vertexes I selected in the geometry node. but I wonder how can I fix the reverberation of the doors in the corner? Thank you :) video file If I move to ...
3D Tasarım Okulu's user avatar
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Get the coordinates of the intersection between a line and 3d model

I'm new to Blender. I want to know if there's a way to get the coordinates of the intersection point between a given line and a 3D model, just like the picture below. Thanks!
Jin Gordon's user avatar
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Bone rotation offset help

I have a series of bones that I want to rotate using only one bone. Rules: The rotation of the effected bones rotate only along x axis The effector bone has a fall off value The effector bone slides ...
ben's user avatar
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Can we combine a image texture and a ies light on a spot lamp?

I wanto make the gobo light effect so i want to combine the stencil and the effect of ies file , with shader enable on spot , trying to make in cycle engine , can anyone help me to build one
pranay kalita's user avatar
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Geometry nodes: Split curve to segments by angle

I have a bunch of connected edges as a base mesh. What I want is to split my edges by angle, convert theses edges to a curve and trim that curve by a certain distance. Split Edges node works, but does ...
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Geometry Nodes - Curve To Point - Rotation Problem

If I have one dot, it becomes a problem. but when there is more than one point due to the distance, it is difficult to rotate.emphasized text Video For Question Blend File Download
3D Tasarım Okulu's user avatar
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Geometry nodes: Select vertex on an edge by angle

I have a simple mesh, which is just an edge and i want to instance objects on some points. Points, which have 3 or 4 connected edges Points, which have 2 connected edges, but have 90 degree angle ...
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How to Set the Origin to geometry following a curve

Plane is placed at Point A Curve is placed at Point B Using the Curve modifier, Plane follows the Curve path at Point B, but leaves behind its origin at Point A meaning the only thing at Point A is ...
Ogunlesi Taiwo's user avatar
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1 answer
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how to remove vertical lines ? you need to leave only the vertical [duplicate]

how to remove vertical lines . you need to leave only the vertical. geometry nodes
Andrey Re's user avatar
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1 answer
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Trying to delete bad face, can select edges but not face

I am using knife project onto an object to make recessed portions. On the edge of object, I would like to inset and do a negative extrude, however, I end up with a thin face I cannot get rid of with ...
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shade auto-smooth ceates holes in mesh

when I shade my object auto smooth I get holes along the edges, shade smooth does not create this problem but an edge-split with auto smooth does. The normals are facing the correct way and there is ...
Indus's user avatar
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Procedural Node for Wood Texture For 3D Print

I am trying to 3d print an object which needs a wood texture. I have used shader nodes to create wood texture (is that even the right term? bc i have not used texture node..). I want to try to use a ...
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Realizing instances generated with geometry nodes while preserving rotation

Hi everyone, I created geometry nodes and want to export them in gltf/glb format (to use with three.js). The important thing here is that as a result I need to have many individual sprinkle meshes ...
Szymon Gołąb's user avatar
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Is it possible to do "Mesh>Sort Elements>Selected" in geometry nodes? [duplicate]

In Blender there is a function call "Sort Elements", which change indices order (but without changing position of vertices, edges or faces), depending on different variables (for example: &...
Xostyrka's user avatar
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Uneven geometry on semisharp edges

How can I smooth out these harsh edges(circled in red) and make the geometry look more like what I have circled in green. I've tried using the smooth tool in sculpt mode, and while that does seem to ...
M.Cognito's user avatar
3 votes
1 answer
67 views

Geometry Nodes - Vertex Group - Add Less More

I convert Weight Paint(Vertex group) to Shader map (with geometry nodes), And I want to select more (like ctlr + (+) in edit mode) graiden in geometr nodes, can you hepl please, thank you :)
3D Tasarım Okulu's user avatar
3 votes
2 answers
56 views

GeoNodes - Incremental Rotation object on curves

I have created a path array in Autodesk Alias where I can use an "Incremental Rotation" option and easily create the rendering shown in the reference image. But I do not know how to ...
Mvasse11's user avatar
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Geometery Nodes N Ripple Flow

Can someone point me in the right direction of going about creating a ripple effect that can be applied to a mesh that allows the object to be stationary and still project a ripple in a desired ...
ben's user avatar
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Geometry Nodes // Rotate instances separately based on rotation and location of Empty Sphere

I have a grid with instances. I then added an Empty Sphere and want to rotate all of the instances 90° which are within the range of the Empty Sphere. I figured out to rotate all of the instances at ...
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How can I change the X scale of an object according to a curve?

So I have this object, which is simply a basic mesh with an array modifier and a curve modifier that causes it to create many copies of it along a curve that moves with the dragon's back. The thing ...
Golden Dragon's user avatar
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My mesh keeps deforming and random vertices merge during animation after I ctr+j a cube

I can usually just go back a few steps to fix the glitch but when I try to merge them again it will corrupt the same way as soon as I press play. There are no bones and adding them didn't help. I've ...
toxicology's user avatar
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Is there a simple way to enable collision with geometry nodes?

new to geometry node, in the exemple below im trying to make the curves, instanced on points on the mesh going along the surface of the objets, the stripes are animated with a fake wind effect (wave ...
Sinane's user avatar
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Orthographic View Alignment on the Y-Axis

If I create a cube, move it away in the x direction, and zoom all the way in toward it (i.e. from either left or right), its center is still aligned with the origin: Same with the z direction. But if ...
Pavan T.'s user avatar
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Weird clouds appearing when converting mesh into SDF

I'm following this tutorial on how to morph one object into another. It converts an object into an SDF, similar to a Metaball, so they can merge together. It works for most objects, but the ones I am ...
unpaid_intern_fr's user avatar
2 votes
2 answers
329 views

How do I nicely curve two perpendicular rectangles?

I have two rectangles that I want to smoothly curve along the green line I've marked. Ends (marked red circles) must stay in place. How do I do this? I am begginer to Blender. I've joined the two ...
arefkey's user avatar
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3 votes
1 answer
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How can I get geometry nodes group node-tree name?

How can I get geometry nodes group node-tree name? With this code I can get the name of node, but I need get name of node-tree assigning to this node group instead. ...
3D-buch's user avatar
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"Masonry" alignment of 2D or 3D objects of various sizes using geometry nodes

i would like to take a collection of image planes, for example, or 3D objects of various sizes and instance them in a "masonry" style distribution pattern based that arranges each instance ...
Joe Bowers's user avatar
2 votes
1 answer
115 views

Deleting overlapping shapes (with Geometry Nodes)

I'm using Geometry Nodes to instance shapes in my scene and I'm trying to figure out if those instances overlap with another specific object. For the sake of simplicity, the specific object is a cube ....
Mantissa's user avatar
1 vote
1 answer
35 views

How do I align extruded faces perpendicular to the global z axis using geometry nodes

I am new to Geo nodes. I have converted the edges of the road to curve and then used curve line to get faces, then used extrude mesh node to extrude individual faces along z axis, but I want the faces ...
GameZone. adi's user avatar
1 vote
2 answers
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Vertex crease creates unwanted stretching

I've been looking for a proper way to make the creased vertices stay in line with the subdivided geometry but it ends up creating an unwanted corner stretching. I'm trying to get something like this, ...
Deggial Nox's user avatar
1 vote
1 answer
35 views

I created this circle with geometry nodes but its not filling faces, I connected Fill curve node but still not working

I Just want to create a pie chart animation, so i created a circle with goemetry nodes but its not filling faces of up side
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Using LoopTools to flatten quads and N-gons: Can I lock the position of one vertex point?

Hello I'm new here and hope someone can help me. So I have this quad and I need it to be perfectly flat. I discovered the addon LoopTools and using it to flatten ("best fit") works pretty ...
Stefanie's user avatar
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Display Issues with georeferenced model

I encountered a problem while working with some georeferenced model in Blender (from Metashape). Upon importing them, a significant number of these files are displayed like in the attached image, and ...
MagicBubble's user avatar
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Has anyone else encountered the issue with the Limit Rotation bone constraint?

I'm having an issue with my transform constraints. It seems that when I apply a Limit Rotation constraint, the bone completely ignores it. The Issue https://youtu.be/LohLP-KnWrY Attempted solutions: ...
Schmutz_'s user avatar
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Why everything looks messed up when I'm not locked to the camera? [duplicate]

Blender newbie here. I've been working on a background for quite some time, I stopped working on it for a couple of weeks and last time I was on the file everything was ok but when I opened it today I ...
shangrilacapurico's user avatar
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Joining Objects based on Proximity

I am looking for a way to join objects based on the proximity of their origins/geometry, if such a thing is even possible. What I want to do is join each of the cones to the sphere that is directly ...
Cornivius's user avatar
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1 vote
1 answer
157 views

Height map from image geometry node position

I'm making a flat mesh using a plane and geometry nodes. I am using a heightmap that I generated to displace the z for points on the mesh. However, the image is being transformed into a square and not ...
emp's user avatar
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Crossing in geometry nodes

Have anyone idea how to do a crossing in blender geometry nodes?I've made something like below but don have idea how to make faces in geometry nodes Thanks in advance. To be more specific I'd like to ...
Mateusz 88's user avatar

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