Questions tagged [keyframes]

Keyframes are specific frames where key points of an animation are defined by the user.

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Keyframes don't show unless 'show only selected' isn't checked

I'm having problems getting keyframes to show without showing all, which is a mess to wade through. Any pointers? The attached file (if I can figure out how to use Blender-exchange) contains a simple ...
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Is there a way to transfer modifiers from an unhidden object to hidden objects?

I am currently working on an animation based on a mesh sequence I get from obj-files. I do this using an add-on (https://github.com/neverhood311/Stop-motion-OBJ) which does that for me, but I need to ...
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How to add multple animation to same object using blender's python API

I have a 3d rigged model which requires animation to be patched in however, the animations are present in an external file (A json file which has the frame data stored) and I want to apply those ...
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25 views

Physics on/off issues

I'm a beginner with blender (~50 hours of experience but not much skill), and the physics is causing me some deep troubles. My scene contains 2 objects, and I want one to fall onto the other (not ...
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Inserting a keyframe for a base color? [duplicate]

I am trying to insert a keyframe for a base color of a material (material #1), but I do not see an option within blender to add a keyframe for a base color. I then want to switch to a second material ...
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Can I animate the 'strength' in the Displacement modifier?

Is there a way to keyframe the 'strength' of the displace modifier at different stages? I am trying to animate a surface, and the best results/animation I'm getting are through the strength modifier. ...
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1answer
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Keyframes for material animations don't appear!

I read some answers to the questions, but none of them worked. https://developer.blender.org/T67359 https://www.reddit.com/r/blenderhelp/comments/j0ayfx/...
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Getting "Cannot find valid keyframes to interpolate (Breakdowns keyframes are not allowed)" in 2D Blender

I'm trying to Interpolate two different keyframes of the same Grease Pencil shape. The second keyframe just rotates & moves the shape around. I keep getting "Cannot find valid keyframes to ...
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1answer
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Object starts to rotate prior to keyframe instruction [duplicate]

I'm concerned that I'm making procedural errors, but, if at a glance, is there an explanation ? I have an object that goes across the screen, and it works fine, but an object that's perched atop it I ...
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How to change graph interpolation type in headless mode

I'm writing a script for Blender that needs to be run from the terminal. I would like to change the interpolation type of f-curves in my script. When using Blender's normal UI, the sequence of ...
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I can't move the handles in half and graph mode, how do I fix that?

On occasion, I find myself unable to move the handles of the keyframes, only the entire keyframe itself. It's probably an easy fix but I'm a bit new so things such as this confuse me.
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How do I animate a face to change color over time?

How do I paint a face so that the color changes over a specific time frame?
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Cannot keyframe multiple bones

Hey guys i have a little problem with keyfreaming. Anytime i select some bones in pose mode, rotate them and hit [I] on the rotation properties, blender inserts only one keyframe for one bone, the one ...
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Animation not playing anymore

I finished making my animation and I went to change the position of my camera. So I put it in walk navigation and changed the position of my camera. But when I went back into pose mode to play the ...
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2answers
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Pose of keyframe locked after using graph editor

I have two animations in my current project. I used the the graph editor for the second animation (frame 25 to 48) and can no longer insert keyframes behind the last frame of the second animation. Or ...
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1answer
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How do I add keyframes to an object that I want to sculpt at time intervals?

Is it possible to have blender follow key frames based on sculpting differences of an object? I have a glacier in Blender that I am trying to sculpt at time intervals on my timeline, but blender does ...
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Mesh disappearing/moving during playback

I rendered the animation, but the human body stays in the same place, this is only happening during object mode. How is it disappearing? Why did the eyes move down when there's no keyframes? I only ...
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How to copy the animation data of a group of objects and apply it to another similar group of objects all at once

I don't even know if it is ever possible. Here is a video https://drive.google.com/file/d/1PNEPo_Ya3deL1aCDhj53tAQjleP6oUq3/view?usp=drivesdk Group of objects that are in the left side = "Group L&...
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1answer
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Mesh cache modifier bake to keyframes

I have such question. I made clothes & animated them in Marvelous designer, and then using Mesh cache modifier, opened this animation in Blender. And I would like to know, is it possible to turn ...
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How to add more blank frames between two keyframes?

I found a part of my animation is too fast: I want to insert new blank in between frames between frame 1 and frame 5. I know I can select all the frames after frame 5 and move them by ...
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Blender API, path following. Controlling rotation with respect to global reference frame

I am trying to create an animation where I have fine control over both the position and orientation of an object. I have coordinate files that express this object's position and orientation with ...
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What's the keyframes on action level in Dope Sheet? And how to deselect them?

My dope sheet looks like this: What I don't get is why "Action" has its own keyframes? And even more weirdly, I can't deselect them by Select -> None....
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How to move an object with changing the keyframe (for example position) automatically?

I want to make a lyrics video for a song. There is one part with the same rhythm but with other songtext, so I want to duplicate all the objects for the animation and move it to another position so I ...
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What's exactly "Available" keying set?

Most keying sets are pretty self-explanatory. Like Loc or LocRotScale. But what's Available? ...
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24 views

Bake/Merge two or more NLA tracks into an action

I have two NLA tracks, one is the fist-clenching, and another is the leg-bending. I'm able to evaluate them at the same time, so the leg is bent and the fist is clenched. But my problem is, how can ...
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1answer
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Quick Explode Keyframes

I'm experimenting with quick explode. Everything works fine but I can't find the according keyframes in the timeline. I want the explosion to happen just a few keyframes later/earlier. How do I do ...
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How do I insert keyframe to match my physics simulation? [duplicate]

I am trying to learn python for blender and a good place to start would be by creating a physics engine. I made a function that uses F = ma to calculate the position and velocity of an object using ...
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Keyframes transformations [duplicate]

how can edit the transformations of an armature that has a lot of keyFrames because when i try to change the location/rotation of the armature it only apply to the active KeyFrame
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Blender 2.79: How do I animate UV Maps?

So I'm working on a game in Unity, and it involves this character, Short Circuit. The eye texture you see here contains all of the expressions I made, and I'm thinking I'll animate them with the ...
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Cut out first part of animation

I am trying to import a motion capture clip but the first 250 frames are irrelevant to the desired animation. Even though I can get the timeline to show the desired key frames, the fbx file I export ...
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How can I add a keyframe using Python after I set hide_render to false (maybe I just need to know what the data_path is)?

I created a couple collections and set hide_render to True for all of them. I want my code to set hide_render to False, add a Keyframe, set hide_render to True and than repeat this but with a ...
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1answer
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Object transformations not showing on object properties tab

As you can see in the image, the cube is rotating, keyframes with rotation values were set up before, but suddenly the properties tab stopped showing the changes.
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1answer
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Dope sheet: why some keyframes are connected and some aren't?

I setup some keyframes in Dope Sheet: I'm not sure if I understand why some keyframes are connected (yellow bar between them) and some are not?
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1answer
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Problem when rotating object in ZZ

im having to rotate a 3D wheel in an special perspective which is 3/4, i'm trying to rotate it in Z (pressing twice Z looks great for rotating the object) but when i do this, and save the last ...
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How to change face colors of a stl figure through python at each frame

I would like to change the position and orientation of a stl body (tibcomp), as well as change the color of faces of that stl body (different colors for each frame and face) at each frame, from python ...
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1answer
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Object not spinning in place when using Z rotation

So I had a bunch of meshes to make a low poly character that I joined all using Ctrl+J but when I rotate the single mesh on the z axis its spins in a circle instead of just spinning in place.
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"No available frame for creating stroke" what does this error actually mean?

When I try to draw a stroke with grease pencil, I get this error: I know I can fix it by turning on auto keying. My question isn't how to "fix" it, but what this error exactly means. Why do ...
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46 views

Insert a key frame on a coordonate in a bmesh [duplicate]

I am new to this forum and also to bpy. I would like to insert a series of keyframes but I do not know the data path to use with bmesh, could you help me. Thank you. ...
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1answer
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How to increase the speed of an animated texture?

Thanks for stopping by. Well, I am pretty new to blender and I don't really know much about it's functioning and all that stuff, but recently I came across animated textures. So I thought of creating ...
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1answer
32 views

How can I change the opacity (alpha) to multiple materials at once?

I have this system of pipes I would like to fade into the scene, but since every pipe has its own material I would need to create keyframes for every single material in there, and there's around 50 of ...
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Trying to get the right orientation matrix

So i'm using a importer that uses a matrix and changes the transform and when i try and import with my keyframe data the arms and legs are like backwards? Crossed not sure how to explain it. So i'm ...
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1answer
27 views

Is there a way to enable gravity physics after keyframing an object?

I am working on a project in blender to get a set of objects first moving straight and then off a cliff. I first used keyframes to get my object going to where I want it to go,(edge of cliff) however ...
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20 views

Animation keyframes from file

I'm trying to do an animation starting from some data I collected. The data is stored in a single txt file which looks like pretty much as ...
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31 views

How to keyframe color ramp elements using python script

I am currently having a problem where I am unable to use a python script to keyframe a color ramps position and color value. Here is the code which I have tried to use I went through two methods ...
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1answer
25 views

Exported GLTF plays too fast

I have a project going that has a few animations and am able to export as a gltf with textures and everything looks fine. Im using the standard Microsoft 3d viewer, however, when It exports, the ...
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1answer
32 views

how can i make an image texture invisible and another one visible with keyframes

I'm trying to make an image texture become invisible and another one become visible at a specific point in time for an animation. here's the thing though... I cant use a mix shader because you cant ...
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1answer
36 views

Bones remember previous keyframes?

I have a bone-animated object. The object has several animations. Bones that do not have keyframes in the second animation perform the moves from the previous animation. Why is this happening? Can ...
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2answers
56 views

any addon or idea for on-off animation(or Fade in and out) of lots of objects?

I would like to use Blender for construction sequence animation. (Like this https://www.youtube.com/watch?v=g6sSbazsyLw) Since the nature of construction sequence animation, I need to turn on and off(...
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2answers
43 views

How to scale active rigid bodies during simulation in blender

I am new to blender simulations and I am trying to create a simulation of a ball (active rigid body) falling freely and colliding with bunch of other objects (passive rigid bodies). During the ...

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