Questions tagged [transforms]

Transforms modify the scale, translation, rotation, and shear of a mesh or object

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Is there a way to force a bone to snap to fixed-step rotation?

As in, is it possible for me to set up an armature so that a bone's X-rotation will snap to, say, 30°, -30°, or some multiple of 60° from there? I'm working on a toggle switch, and while I can ...
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Use Curve Control Point Radius to Scale Mesh in Geometry Nodes?

So I've been trying to build a classical column generator using geometry nodes and run into a bit of an issue. The way my generator works so far is: I input a column height and the number of column ...
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Geometry Nodes Scaling Issue

I am having an issue with "Instance To Points" causing unwanted scaling and rotation of an object. These are tiny "supports" for a neon sign. Here are the Geometry Nodes: Any ...
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How are the X and Y axis determined when using the normal transform orientation in edit mode?

When using the normal transform orientation in edit mode the Z axis of faces always points in the same direction as the face normal. In the case of edges the Y axis always points in the same direction ...
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How can I align an Applied Transforms? [duplicate]

My question is how can I get back an object that has lost its direction. In the example below I used a cube. I'm not going to make another cube or hit Ctrl + Z. I want to know what is the best trick ...
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How to scale several points with one inner point using python script?

I have several points' coordinate that constructed one polygon. I want to scale this polygon with a point inside the polygon and get points' coordinates after scaling.
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How does Blender calculate a 3D translation/rotation of a 2D input?

One of the great mysteries to me is how Blender takes a 2D input of the mouse moving on the screen and calculates a 3D rotation or translation using that input. Oftentimes when I move something it ...
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How to disable trackball for transforming?

(I use the lazy viewport addon in case this is the problem) I probably turned something on and now whenever I try to rotate or scale a mesh I click the axis that I want to manipulate and it turns into ...
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Moving the actual cube (object) instead of the dot (?) [duplicate]

I am not sure if I am using the right terminology, but I would like to understand how one can select to move the actual mesh object using the move tool? (Instead of some sort of tiny dot pivot point?)...
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It does't moves properly all faces

I have problem with moving faces I have done faces for medallion and wanted to move all faces down. I tried to extrude and then move, but it's not working. Do you know what is wrong with mine model? ...
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Rotation matrix .to_euler

I have a series of rotation matrices that I would like to apply to different objects. If I create a mesh for each object and use the mesh.transform(Matrix) method then the transformation works ...
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Custom Gizmo Operator the alters the behavior of Blender's falloff

I am trying to make a tool in Blender that mimics the "Element Move" tool in Modo. Not necessary to view this but to get an idea here is a quick summary of what the "Element Move" ...
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Can we scale a curve relative to the distance between two objects? I tried doing it in geometry nodes, but curves aren't supported there

This is what I made. It works well in scaling meshes, but I can't seem to do anything about curves.
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Scaling .OBJ to S-scale Railroad gauge in Blender

I have a S-scale gauge train set and want to print out a .OBJ file of a gas station to the proper scaled size. S-scale represents 3/16 of an inch = 1 foot or the ratio of 1:64. After importing a .OBJ ...
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Align pivot/cursor along edge

I would like to move a few verts in the normal direction of an edge. But the 3d cursor doesn't seem to align with the normal direction. Instead, it snaps to the edge properly, but does not orient in ...
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How do you properly measure "high poly" models?

I am trying to measure along a rain gutter on a "high poly" model. I cannot seem to properly select the correct location when measuring across (because I have to view this rain gutter from ...
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I have a problem with constraining rotation of mesh to the armature

I thought it would be nice if base model for my serialized meshes would automatically fit to the armature, so resizing and relocating bones would also resize and relocate body parts parented. I used ...
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driver for influence

I have this formula for my driver "1 if (var <= 0.4) else -1" and it works ok, but I want to add slow move from 1 to -1 and not just cut off. Or maybe slow down in the end 0 to -1.
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Scaling instances with a float curve

Hi I have instanced an object (CYLINDER) on a BEZIER CURVE after generating points on it using geometry nodes. I have tried to scale the instances on the z axis using as scale fator the output of a ...
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Scale distance between meshes

I know I can scale the distance between objects with the option below Does it exist something similar for meshes into the same object (edit mode)? Thanks
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Any suggestions on what size to make my animation characters? [closed]

What are the best sizes that an animation character's XYZ scale measurements average? I am teaching myself how to use the Blender app. By default, the XYZ scales are 1.000 but I think that's too small ...
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3D Print Addon Miscalculating Volumes

This doesn't occur consistently but enough for me to notice. I have Applied Transform /All and reset origin to geometry to no effect. The dimensions on this example are correct and correlate with edge ...
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Blender for elevation models - split object z coordinate at 0

I'm using the GIS addon (https://github.com/domlysz/BlenderGIS) to import digital elevation models into blender. So far so good, it puts a regular mesh at the right coordinates at the correct scale ...
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Is it possible to move a certain part of a mesh along all 3 axes?

So since I don't know how to make those eye rigs involving eyeballs, I'm taking an approach on 2D eye-shaped meshes (eyes and pupil. My question regards around moving the pupil mesh along an angled ...
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Why are the rotations of my exported models slightly off? [duplicate]

For some reason all the models I've exported to fbx files have slightly off rotation specifically on the x axis. everything about the models transform is applied and at 1 or 0. But whenever the file ...
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Change scale and rotation when seperating meshes

I have an extremely specific issue, I'm trying to import my blender environments into a virtual reality game, Beat Saber. But the program made for beat saber can't handle mesh deformations. This means ...
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How do I correctly append object constraints and keyframes?

When I append a landing platform that I animated and added object constraints to (child of) into a new file everything is there from textures, keyframes to object constraints, but when select ...
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Blender Function need help

I found this guys on YouTube he able to move the object on edit mode by LMB on spaces and move the vertex. But when I try on my own blender because I'm curious it just make a select box not moving ...
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3 votes
1 answer
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What is the maximum size of an object in the viewport until it can't be seen?

I'm trying to figure out what the maximum size of an object in the viewport is until it can't be seen. The reason trying to do this is because I'm trying to make life-size mountains inside of Blender ...
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Blender 3: Resize to exact dimensions without affecting scale

I'm struggling to figure out how to resize an object (a cube, a plane) to an exact size wthout its scale also changing. tl;dr: I want to add a cube, and set its dimensions to exactly 400x300x40 cm ...
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I can't figure out these hotkeys

I think some keybind juggling needs to happen but I don't know where to start. (Also, sorry if it's stupid, I'm new and can't find an answer!) I updated my application (finally) from 2.8something to 3....
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Instances won't align with normals

So I've been experimenting with trying to align these instances with the normals of another object, and I can't get more than one to rotate. This also included rotating with anything else, like a ...
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How can I make all the mesh peaks at same height?

I have a relief mesh but I can't figure out how to make the same peak height across the full length of the curve. I tried to align the peaks with scale but the result was not good.
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3 votes
1 answer
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How can I transform my coffee cup into a torus as seen on wikipidea?

I'm animating the coffee mug torus homeomorphism. I want my animation to match this gif as closely as possible. The gif above, along with the POV-ray code used to create it, can be found here:https://...
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Preserving Maya Object Pivots after Freezing transformation with Blender's Origin/pivot

I'm working with some colleagues that prefer to use Maya as their primary modelling application. I've noticed that whenever they export models that have been frozen in their transformations, the same ...
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3 votes
2 answers
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Scaling an Object Using a Single Face or Edge

Imagine I have a simple bowl. What is the best way to scale the entire object so that the base has an accurate diameter of 50mm? In effect I need to scale the object by the dimensions of the bottom ...
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Proximity to object scale - Geometry nodes

I want to scale different single objects based on their distances to a cube / null. I can't figure it out why the "Geometry Proximity" node fails. I've tried to connect it to the scale value ...
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How to invert 'INVOKE_DEFAULT' transforms behaviour in blender Python

I've made an Addon that allows Users to handle Uvs directly from the 3D viewport by overriding the context. Everything works well except thaht when you run default scale, rotate or move everything ...
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Using Alt+G to move selected object to the center of the grid causes objects to be (seemingly) parented

beginner here! I'm using Blender 3.1 I am following Blender Guru's tutorial making donuts. In his 3.0 tutorial part 6, there is a step to select the light source and use Alt+G to move it to the center ...
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How to set animation to move an object by a distance and not from one place to another

Is it possible to make blender (on timeline) move an object by X distance instead of making him move it from A to B. This way using it would be more flexible and allow for same movement of objects ...
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2 votes
1 answer
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Moving objects that have been created using 'Add collection instance"

I've created a model of an octagonal gazebo by creating objects then using "Add Collection Instance" to duplicate objects and then rotating. The creation went great until I went to move the ...
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How do I bind side mouse button to "move the view"

Move the view is that hand under the xyz inter face I like having it on my side mouse button
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How to move such that some vertices have bigger displacement than others?

I am trying to figure out how this youtuber can move vertices like this: whilst when I select all vertices (with active element and porportional editing on, same as the youtuber) all vertices move ...
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Applying scale to instanced objects problem with children

I am having an issue applying scale to instanced objects using python. The code works breaks at the very last section after if False (if statement for testing purposes). When that statement is true it ...
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Reset armature scale but keep bone sizes

I thought I was being smart by making the bones larger in order to manipulate them, so my armature has a scale of approximately (4.0, 4.0, 8.5). The problem is, as you can probably guess, whenever I ...
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Keep mesh rotation but reset rotation value to 0

This question has been asked and answered here. However the solution is for an older version of Blender and the description for the newer one is too terse for me to apply it. Could someone elaborate ...
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1 answer
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how to move object by python script while keep its physics and collision

I am using python script to move an object (a ball) in a room, and it should be in the room, not going out. I have set the rigid body, when play it is ok, it can stop when hit the wall. but when ...
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3 votes
1 answer
39 views

Precisely combining two meshes

My question regarding Blender is: How can I move one object onto another object by selecting two vertices on each object that should be the same position? My current solution is to set the object ...
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2 votes
2 answers
49 views

Using rotation_difference to recover a quaternion

I'm trying to do something I think should be simple with Quaternions: Use a quaternion to rotate a vector; then use the difference between the original and new vectors to recover the quaternion. But I ...
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2 votes
1 answer
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Blender FBX Export Import Problem, Rotation

I started working on freelance job, and all customers saying my mesh rotation is ruined, I applyed all transforms, playing with fbx export settings didnt help at all, I tried different version of ...
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