Questions tagged [instances]
Questions related to instancing. Instancing is used to duplicate many objects that are the same. Uses such as particles, Dupliverts.
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Is there a way to prevent a Collection from showing in the the Add Collection Instance menu?
Is there a way to prevent a Collection from being shown in the "Add > Collection Instance" menu? I know you can hide a Node Group from the Add Group menu by prefixing its name with a ...
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36
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Why does the Particle System (hair) never orient instanced objects properly?
I know geometry nodes are more versatile for scattering instanced objects, but sometimes i like painting with a weight map to distribute instances.
But the particle system never orients my objects the ...
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219
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Using Realize Instances node in Blender distorts/deforms/messes up/ breaks original shape (Curve based mesh)
I'm trying to generate pipes from a shapefile I loaded in Blender via the Blender GIS plugin.
So far I have exactly the result I want from using geometry nodes, and now I want to convert it to a mesh.
...
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80
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How to preserve nested collection colors on instances using geometry nodes?
A simple case.
2 cubes in a collection using same material.
This material color is driven by an ObjectInfo node connected to and both cubes have actually different colors set in Object tab>...
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33
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Accidentally keyframed object instances
I have a scene with many trees placed particularly for the composition. I accidently had they record keyframes on when I placed them, now if I move the timeline or render all the instanced objects go ...
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76
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Building created with geometry nodes has sides and corners that won't line up
I have been following this tutorial for how to make a building using geometry nodes https://www.youtube.com/watch?v=o-UqgJWwQ2U. I really love it but there's one problem I see with the corners. The ...
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299
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How do you scale instances of geometry nodes from small to big, without scaling the entire geometry?
Pardon my ignorance, I'm a total noob at blender and this is my second project with geometry nodes.
I've tried following this: https://b3d.interplanety.org/en/sliding-instances-along-a-curve-in-...
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18
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How can I set instances to fan out around a point in geometry nodes? [duplicate]
I would like to build a snowflake using Geometry Nodes. I have one branch of the snowflake ready and have made instances to rotate them all around the same anchor point. This is how far I have gotten. ...
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214
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How can I access named custom instance attributes generated with Geometry Nodes in Python?
I have a question. How can I access named custom instance attributes generated with Geometry Nodes in Python?
What I did:
I set up named custom instance attribute with Geometry Nodes, named "...
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458
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Geometry Nodes: How can I target each spline individually in a curve object?
Let’s say I want to build ladders with geometry nodes, using a bezier spline as « main » object.
I would duplicate the spline to have two rails
and add points on the curve to instanciate the ladder’s ...
- 2,398
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22
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Child Of does not obey instancing
I want to have identical instances of an object in three parent objects -- my case is to have the same lamp covers along four circle paths (converted to mesh) that has "Property >> ...
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124
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Geometry Nodes - How to maintain individual instance index after Mesh Boolean operation?
I am instancing shapes on the points of a mesh, assigning each instance an index, which I then put into the group output to be used in the shader to make each instance a different colour.
I am doing ...
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505
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Geometry Nodes. Find the center of a rectangle whether or not there are multiple vertices on one side
I'm doing some buildings and, as some dimension varies, I found a way to center the doors and windows on specific faces selected via different materials.
However the door is "lifted" up. ...
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30
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Geometry nodes affect instances with instancer data before getting instanced [duplicate]
So I'm making a flower field grow controlled by an empty with geometry nodes and I would like the flowers to open their petals during the grow animation at the edge of the empty. This would require ...
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43
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Instanced Branch Bending [duplicate]
This questions is an expansion of this one.
Vector rotation of branches on curve with rotation
The solution to falls apart as soon as you add a layer of instances - branches on branches. I cannot ...
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349
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Avoid self intersection in Blender Geometry Nodes
I'm currently working on a project and I'm spreading Flowers on a surface with geometry nodes, the problem is that there are sometimes multiple flowers overlapping, which looks awful. Is there a way ...
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119
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Changing one particle in the particle system affects all
I made a large structure with small spheres using the particle system function. Changing the source object changes everything, which is expected. But Now I want to just change one of the spheres to be ...
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2
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150
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Output amount of instances in Geometry Nodes
Let's say I populate a plane with points, each point is a rock, is there a way to count exactly how many instances are generated?
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12
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UIList instances, generated, with individual index and content, how to?
i am trying to figure out how to use the same UiList, in the same area, with different user´s content (scene related). The uIlists are generated automatically when user is clicking on a button! but ...
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40
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Make distributed points on faces' rotation follow a curve orientation - Blender GeoNode
I have troubles making distributed instances rotation follow curve orientation.
This is what I got: (red arrow is showing the unwanted orientation)
This is what I want (red arrow is showing the ...
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130
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assign objects with their children, as seperate instances, to random points of a geometry, using geometry nodes
I want to put objects with their children, that are positioned in a collection, as instances to some random generated points.
I don't want to add all the objects of the collection, but a portion of ...
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67
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How do you prevent geometry-node instances spinning on deformed geometry (Second Align Euler To Vector?) [duplicate]
I have a sphere (but could be anything) that I am deforming over time and I want to have instances distributed on the surface. I've got it almost working except that I am getting unwanted spinning of ...
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214
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Create sequentially evenly space instances when points increase or decrease using geometry nodes
I'm trying to create sequentially evenly spaced instances when points increase or decrease using geometry nodes.
Example: When the amount of points change the arc instance should increase (evenly ...
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44
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Strange deformation when apply "Realize instance" Node
When I realize my instances, they don't look deformed.
Here are my instances without realization.
Here are my instances when realized
And here is my node setup (here with Realize Instance node ...
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59
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Have random point cloud randomnly distributed per instance using same geometry nodes
I have an issue and I couldn't find any relevant resource that is helpful.
The objective is to have random point cloud randomnly distributed per instance using same geometry nodes. If I remove the ...
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28
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Randomize value in geometry node particle instance? [duplicate]
I am new to geometry nodes so please bear with me if this doesn't make sense. I have an object that is covered in particles via geometry nodes. Each node is an instance of another object that itself ...
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52
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How do I extract the width of Bounding Box node of a Collection with multiple objects? [duplicate]
I’m trying to use a Bounding Box node and extracting its width to transfer it to the window. The problem is I can’t find a way to do this operation on a Collection.
I’m trying to create this setup:
...
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186
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Trying to align multiple instances of an object normal to faces using geometry nodes
I am trying to align instances of an object normal to faces using geometry nodes. The one in the circle is the only one correctly aligned. I have tried all the solutions I have found on youtube or ...
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38
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Changing curve modifier orientation
I'm creating a factory loop, but I cant change the orientation in certain point.
The method I'm using is pretty simple: an instanced mesh, following a curve trough the conveyor belt. I'm struggling ...
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360
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Collection instance on point Geometry nodes
I'm beggining with the geometry node by trying to distribute collection of trees on a plane.
When i'm using the whole collection it distribute it with the original position as one object.
I tried to ...
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50
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Affect Instance Position of particles with another mesh (that is being instanced along a curve) using Geometry Nodes
I want to set up this scene so that the solid sphere is looping along the curve, while also affecting/displacing the offset position of the small particles (that are instanced).
This is what I have so ...
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279
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Geometry Node to Unity?
I would like to export this Blender scene made by Geometry Nodes to Unity,
but without frying my poor gpu(GTX 1070).
The things you see from the image are basically instances.
Anyone knows how to ...
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231
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Viewport and render very sluggish but PC is powerful. How can I reduce render time and increase viewport performance?
I have a pre-built NZXT with i-7 12700k CPU and RTX 3070 GPU with 32 GB of RAM. There are a lot of instance objects, cloth simulation with self-collision enabled, a rigid body, and collision object, ...
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80
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Geo Nodes: objects getting smaller with proximity growth effect
I would like to grow objects on a surface. For this I use a node setup, where the size of the instances is controlled by an object. However, the objects become smaller again after the object has ...
- 1,131
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31
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How do I keep the geometry of instances in place when moving the origin?
For my job, I'm often sent converted CAD objects that need to have their origins fixed before I animate them. I need the geometry to stay in place and the origin to move. In the previous version I had ...
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How to randomize instances position?
I can randomize the rotation and scale with the instance node but what about position? I wanna scatter it along the z axis using random value.
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Hiding the source of Instanced object in dupliface method
so, i have ton of high poly phones i want to instance.
so my solution is using dupliface, using another object to instance another object.
but as you can see, my source object is also in the same ...
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25
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Create a list of Vector with Loop in Animation Node
I want to create a vector list in Animation node with location that I get from the Evaluate Spline with the parameter that vary with frame.Actually I want to append the location of the Spline @ every ...
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39
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How to remove instances that are not aligned perfectly to the normal
I'm trying to distribute instances of a cube around the cube, I aligned them to the normal of the base mesh, but I can't figure out how to remove instances that in the edges of the cube.
One clue ...
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65
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Get visibility of object inside an instance
How to I get the visibility of an object that is in an instance, whose collection is excluded from the scene?
Say you have 2 objects, one is visible and the other is hidden with both "hide in ...
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1
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40
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How to Boolean mask the same object multiple instances?
I have a Boolean mask with 4 numbers, each 2nd frame reveals a number. I have parented and kept the transformation to an empty object. I then duplicate the first batch of numbers which are masked with ...
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525
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Traffic along a curve in Geo Nodes without clipping (overlapping)
I made a traffic system with Geometry Nodes as you can see below. (Thanks to the How to make Traffic Systems in Blender video by Bbbn19 on YouTube)
The problem is that clipping occurs and that I can't ...
- 181
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Geometry Nodes - instancing a node group, how to change input value based on instance position? [duplicate]
I am instancing a node group. How can I control an input of the node group based on instance position?
In this example, I want the "age" parameter of the flower to become smaller the higher ...
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64
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Particle Instance modifier : Keeping dead particles more than one frame
I'm trying to figure out a way to have a nice liquid splatter effect with a particle system. I avoid fluid simulation cause It can get to very time consuming.
I want to have a pound of liquid + motion ...
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can I make the animation of the instance slower than the original?
I have an object with a bunch of simulated cloths attached and I need multiple of those objects. To keep the PC from crashing I just want to make instances instead of duplicates. However, the motion ...
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How to draw line from origin to the vertex of a curve
I would like to make the animatio in the photo,I attached in the link the model that I made
https://github.com/kebab03/fourier2d_try the model that I made
I want help to make the ...
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289
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Rotate Instances on Points displaced in Height by Noise Texture accordingly to what a normal would be
I have a grid of points generated with Geometry Nodes.
On these points, I'm instancing an object. The instances are then translated in height according to the color value of a noise texture.
It works ...
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186
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Same gradient material for each instance (Geometry Nodes)
I'm having trouble figuring out how to assign a gradient material for each instance in geometry nodes? I have this recursive setup of circles where I want to assign a gradient material that faces the ...
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28
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Randomizing via color ramp collection linked meshes with same material
I downloaded a container from blender swap. The container is made of various parts with different modifiers and so on. I am using collection instances to replicate the container, but I would like to ...
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46
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Replacing duplicate meshes with instances
I've been working on a large city in CityEngine, and I've imported the roads into blender. The roads have street lamps along them, however they are part of the road mesh and not their own object; ...
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