Questions tagged [path]

Use this tag for question regarding "data paths" and "file paths" in blender.

103 questions with no upvoted or accepted answers
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4
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498 views

Use value of node output for driver

Situation: I have an Object that rotates (keyframed). I use Nodes and Drivers to set the objects color to blue within the first quarter of one whole rotation (90°) and red for the rest (270°). That is ...
3
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0answers
393 views

Reload smoke cache from file

If I bake a smoke simulation, then then save-as the file as a new name, I lose the smoke cache. Is there any way to reload it?
2
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0answers
39 views

How can I snap an object with curve modifier to a vertex?

I need your valuable help in something I am stuck on... As you can see in the image below, a curve modifier has been added to the selected object to follow a specific path. What I'm trying to do, but ...
2
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0answers
35 views

Make object follow moving path!

I need to get an empty to follow a moving path. The path is the guide for a record needle and is a rotating spiral. The empty needs to be still as I will be tracking the needle to it which will ...
2
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0answers
49 views

Path tracing for arbitrary camera rendering

I am trying to implement a custom camera with large FOV in blender. I know, that Cycles render engine allows to use a fisheye lense, by it in not enough for me, I need a specific camera with ...
2
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0answers
42 views

Is there a way to force particles to follow a branched object?

I would like to make a particle system to flow through a branched object such as a tree or a light bolt. Forcing a particle system to flow through a path (e.g. Bezier Curve) is trivial using it as a ...
2
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0answers
133 views

How can I render the motion path of an object?

I have an object moves based on key frames. I used the motion paths tab to calculate the path which shows on my scene. My camera is pointed straight down at this path but when I try to render, it only ...
2
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0answers
238 views

Can I have a scripts folder relative to my portable Blender, but outside of its folder?

I'm currently on Windows 10. I have a portable version of blender 2.80, and I would like to use relative paths for the scripts folder in order to keep my addons separate from the bundled ones. My ...
2
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0answers
149 views

Stretch or extend curves dynamically based on mesh translation (or rotation)

I recently started using Blender for a project involving multiple cables (or ropes) connected to the same object. Let's say, for instance, this is my set-up: - two cylinders containing a rolled-up ...
2
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0answers
584 views

Objects change position in a frame but their infos about location don't change

I want to make a video of about 1200 frame of a camera moving along a path inside a house, but when I go to frame 1 there are two objects that are not in the position they should be and I don't know ...
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0answers
11 views

Moving one point of path curve is twisting it

So i'm using the path curve + nurbs curve to make some hair but i don't know if i maybe pressed some hotkey by mistake and now when i move a point of the path curve it twists the entire thing ¿How can ...
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0answers
12 views

how to change temp files from cycles render to be handled on another disk drive?

I have a small C system with 14 gb left but three more disks with over 300 free space each, and yet when i render with cycles the space for the files to render is taken from the main C drive, how can ...
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0answers
9 views

How can i apply two different curve guides to two different emitters?

First of all, I'm an absolute rookie as it comes to Blender but I'm trying to make a simple project for my dad's company. It's didn't seem hard at first but I've been stuck for ages now so here I am. ...
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0answers
28 views

How to create a road with a certain trajectory using Python

I wanted to ask if there is an automated way to create a road trajectory in Blender using Python. In particular, I have the (x,y,z) of a road in Matlab: I would like to know how can I automatically ...
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0answers
30 views

How to get the file path of the current theme?

I have an addon that allows changing your current theme to a custom one using bpy.ops.preferences.theme_install(path), but I also want to allow going back to the ...
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0answers
32 views

Weird vibration of car wheels when rendered - rigacar addon

I am making a low poly car animation for a school project. Since I haven't rigged a car before and dont have much time I used an addon called Rigacar for the car rig (link to addon page: http://...
1
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0answers
30 views

Make arrayed object properly follow/fit curve

For my arch viz projects I regularly need to place curbstones in various ways along streets, driveways, etc. Right now I have to place them all by hand and can only use the array (and curve) modifier ...
1
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0answers
32 views

Why doesn't Blender use Preferences->File Paths->Render->Render Output?

I want to save render outputs (including frames for animation rendering) in a particular directory. This can be done by setting the Startup file's Scene -> Output to that path. But it seems that if ...
1
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0answers
94 views

How do I make a path animation last longer than 100 frames?

I've got a simple animation that lasts 250 frames and I am trying to create another animation within it but the "Parenting the object to the curve with the Follow Path" option stops after ...
1
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1answer
35 views

How do I make an object begin following a path, but only after a certain point?

I need to animate a ball moving up and through the inside of a robot. I have a path that is a child of the robot object, so it moves with the robot. The idea is that the robot will move up to where a ...
1
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1answer
52 views

Is there a way to have my second action animation start at the last location of my first action animation?

I have a scene with a character that will complete multiple action animations. The problem I keep running into is that when the character transitions from action 1(walk) to action 2(looking behind) ...
1
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2answers
223 views

Generate Curve from Motion Path of a Bone (to animate steering of a fork lift)

The bone in between the front wheels is following a Bezier curve (black) and the whole mesh of the forklift (all in one object) follows. I need the motion paths of the wheels (more precice of the ...
1
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0answers
119 views

How to expand an object along a curve without destroying the mesh and just follows the shape of the curve?

I'm trying to recreate a sphere with selected vertex and expanding it along a curve seems like stretching the sphere. I know it's possible with metaballs and using particles but it's not as smooth ...
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0answers
44 views

Animating a chain in blender

I simply want to animate a chain in blender, but cant figure it out. I have imported a 3d-model of a chain, that looks as following. I have tried different approaches. I thought it was possible to ...
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0answers
38 views

Setting a temporary script path

I want to set a temporary script path for an instance of blender that will bet set from a python script. That script will be launched with the execution of the blender exe. It needs to be temporary ...
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0answers
176 views

Actual Constant Offset for “Follow Path” Constraint

Actually quite an easy problem, but I seem to be unable to find any solution for it. I want to move objects along curves while moving the camera on another curve pointing at the objects; for this, I'...
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0answers
42 views

Follow path + soft body weird physics

I am attempting to animate a ball that would roll on a plane. The ball has soft body and I want it to follow a path. Though after setting up this scene, I have my ball reacting in a bizarre way when ...
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0answers
67 views

texture baker addon how tho choose path and size from UI

I am curently creating a simple texture baker addon. I am not a coder, just picking thing from many sources and try to make it work together. My AO baker works fine but I am not able to choose image ...
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0answers
351 views

Convert animation on curve modifier for Unity

As you can see in the gif above, I have a very simple animation along a path. Basically, the snake has an unapplied curve modifier and simply moving it on the Y axis creates this animation. However, ...
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0answers
284 views

How do I fix the paths for packed images?

I downloaded a shared .blend file. I changed a few things and tried to pack the external data .blend file. It complained about textures and it looks like Blender was looking for the textures on the ...
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0answers
306 views

Ball Chain to follow path without distortion?

I am trying to get a ball chain to follow a path without distortion. I learned about "Path Animation" option, but the connecting bar between the balls for the chain still do not follow the path curve ...
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0answers
31 views

Duplication offset ignored in reflections

Good day. I got a weird problem. Again. I created a tunnel scene where I am using a path to create the lamps inside the tunnel. I am using an offset of 4 to reduce the ammount of lamps on the wall. ...
1
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0answers
385 views

Can't repair broken link to image texture

I moved some files being used as image textures and Blender showed those objects in pink when I reopened the file. So, I fixed the path to one of the images being used for one texture, but the object ...
1
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0answers
1k views

How can I make an object hold a position while following a path?

I have my camera following a path. But this path is used by other objects, and these objects need to complete the entire path. But not the camera: I want the camera to stay fixed at one moment. So, my ...
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0answers
1k views

Error Enabling Blender Addon

I wanted to check out an interesting addon I found on the web. So I copied the script and saved it where it should be, but then when I tried enabling it in Blender it gave me This error. (the addon is ...
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0answers
115 views

specify cache output folder?

Can I set my cache output folder? I'm using Cycles Rendering, with GPU mode, my computer sometimes show a message that I have little space left. This happens while I work, sometimes without even ...
0
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0answers
22 views

How to morph object along curve using shape keys

I am trying to create a curved object from two "caps" that have different geometries by extruding them along the curve and then bridging the edge loops to get a solid object. Essentially I ...
0
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1answer
15 views

How to turn a bezier into having squiggly lines

Hi! So I’m still new to blender but the thing is, I don’t know how to turn my path/bezier into having those squiggly lines so that I can edit them correctly. I’ve been watching videos but they’ve ...
0
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0answers
54 views

Orientation in geometry node

I would like to orient all instances to follow the path of the main object. As you can see on my screenshot, first one is oriented as it should be...but after couple of curves, orientation messed up (...
0
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1answer
13 views

Follow Path Constraint with Object with Array and Curve modifier not working properly

I can't get the stars to follow the path. Tried everything I found in other questions to no avail. here's the file
0
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0answers
31 views

How to use “AddonPreferences” to allow users to select a folder for exporting files

I am trying to use "AddonPreferences" in order to allow users to select a folder where output files will be written when pressing a button (operator). When I install the script, I can ...
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0answers
17 views

relinking missing files isn't working

I'm moving files to an external drive. One of my blend files shows textures fully pink. I could individually replace the paths of every model but that's about 100 models with several textures each. ...
0
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0answers
12 views

How to convert physics animation to a curve/path in blender 2.91?

I have a ball that moves by physical animation (wind). how to export physics animation for to a curve/path in blender 2.91. version?
0
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1answer
25 views

Camera couldn't rotate along a spiral path

today I have a new problem with the camera movement. (It seems I bump into problems every day) I tried to make the camera push towards the main object(in the file you will see it's a medal in our game)...
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0answers
38 views

Lofting ellipse along two 3D curves

I am trying to loft a closed curve (e.g. ellipse) along two 3D curves. The closed curve would have two points defined which would be starting points of the 3D curves. Then the closed curve would be “...
0
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0answers
32 views

How to make strips in VSE follow a path or curve?

Currently trying to get my head around blender after moving away from after effects. My workflow currently is, I produce animated gifs and will import these into blender as an png image sequence that ...
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0answers
28 views

Wrong filling importing .svg

I'am trying to import a svg file in Blender, but the filling comes up all wrong. The file comes from a vectorized .jpeg, it looks all good in inkscape, but some parts change filling color once ...
0
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0answers
80 views

car model is deforming on follow path curve

I have just started learning Car rigged animation by watching this tutorial ( https://www.youtube.com/watch?v=8EQoi4JlCbc&list=PLwOTLVdj6xMb6c-UQltK1Loru0kgJ1BQv&index=3 ) the car on the path ...
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0answers
31 views

Same frame, same settings give me different time render each time I render it

I'm lost, I'm trying to find the good light path bounces settings for decrease the render time and keep a good result, but with the same settings if I render the same frame many times I get different ...
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0answers
13 views

Gaussian blur is not exactly following the tracked path

There's a video in which I'm trying to apply a gaussian blur to a moving object and in order to do this, I've followed a video tutorial which shows you how to track an object in the 'Layout' and add a ...