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Questions tagged [fcurves]

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0
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0answers
15 views

keyframing problem

When I put a keyfreame the curve changes like so: Is there a way to put keyframes without it changing like that? Like offset mode in source filmmaker?
0
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1answer
10 views

Is there a way to restrict the operation of a driver or even record the action of the driver in Blender

I have a small animation playing and I have made use of some trajectory equations in order to obtain a more realistic jump in the form of a driver, but I also want to add some additional movements to ...
0
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1answer
22 views

How can you invert an F-Curve

Basically I have a lamp moving on the Z axis according to a sound baked, then unbaked F-Curve, the problem is it's moving the exact opposite way I need it to, and so I believe I need to invert the F-...
0
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0answers
8 views

Object not moving properly after F Curve sound bake, and then unbake

I don't know how to describe it, just watch the video. https://streamable.com/pcwfx
2
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0answers
37 views

Set Active FCurve in Graph Editor through python

I'm trying to set an FCurve in the Graph Editor to "Active" through python. In the API FCurves don't actually have an "Active" property, but manually click-selecting a channel or keyframe on an ...
0
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0answers
6 views

Two armatures sharing action - Animations desynced

I'm creating an action for an armature in which a single bone from another armature is required. I was playing with some F-curves when the single bone stopped moving. I tried to assign the action back ...
1
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0answers
11 views

Fluid Obstacle while animated by modifier

I'm new to 3D animation, and was trying out Blender. I've come across an issue that I'm not sure how to fix. I wanted to try throwing fluid onto a subdivided plane, whose vertex's are being moved by ...
1
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0answers
30 views

Noise distribution used by F-Curve Modifier

What is the distribution used by Blender to generate the random noise patterns in the F-Curve Modifier?
4
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1answer
54 views

How to change order of F-curve's modifiers?

Is this possible at all? Because UI isn't obvious in this case.
1
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0answers
32 views

I’m looking for some new ideas to make a full talking character

let’s say that I want to create something like this : https://www.youtube.com/watch?v=4qE72InFJrM this can be done easily with crazy talk animator,but we like to use blender,right ? let’s say also ...
4
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1answer
46 views

How to repeat an emitter 'burst'

I have a plane acting as a simple emitter. It emits 10 particles from frame 1 to 4. And again from frame 11-14. And again from 21-24. Then there's a pause for 40 frames, and the entire sequence ...
0
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2answers
79 views

FCurve handles to 3D Bézier spline control points

I'm trying to export Bézier curve animations from Blender, but i can't seem to figure out how the control points of FCurves should be interpreted. A Bézier keyframe for a 3D position typically has ...
2
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0answers
66 views

Efficiently creating noise in animations

Organic animation in Blender looks a lot more convincing when everything has a bit of jitter to it. I'm trying to find an efficient, clean way to do this. F-Curve modifiers are the obvious solution, ...
3
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1answer
62 views

What kind of F-curve can be used for a perpetual elastic effect of clock second hand motion?

I'm trying to animate my clock second hand with an elastic F-curve to make it more snappy like a real hand. The thing is I'm not good at advanced math to figure out the equation for its curve, so ...
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0answers
15 views

How to set the F-curve that defines the bone’s Y position to a reasonable range

I'm trying to drive the control bones of the armature through the shapekeys using the method explained here,that's basically something like this : Add a driver to the bone’s rotation in Pose Mode (...
0
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0answers
9 views

flipping keyframes makes my im betweens distorted (graph editor)

i cant find a solution so i ask here: i got a nice rig set up and even a proper animation, but every time i want to flip the keyframes it distorts certain in betweens of the animation. distorts means: ...
1
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0answers
17 views

Is it possible to get fcurves associated to a bone by script ?

I'm working on a Blender add-on for transfering animation. I'd like to know if there's a way to select the fcurves describing a bone's movement through the bone. What I mean is that the only way to ...
0
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1answer
223 views

How do you access and set a specific bone animation fcurve in python ? e.g. set pinky02_L z rotation = 8 degrees

I want to access the keyframes for a specific bone in animation_data.action, just so I can reset them to a default value. My main problem is I dont know how to just access a specific bone. The ...
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0answers
46 views

How to slow down an action strip graudaly?

I need to slow down an action strip, but not whole, only part and to make it smooth. I can do it by hand by moving and scaling the f-curves/keyframes, but thats poor solution. The best would be, if ...
2
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1answer
241 views

Simplify F-Curves of Shape Key animation

i am trying to clean-up animation curves from facial mocap data. The recorded data/animation is containing keys on nearly every frame. Usually i would use the Add-on 'Simplify Curves', wich does ...
0
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1answer
25 views

How to use scripting to remove fcurve for x and y location channels only?

I want to remove the x and y locations in fcurve using codes. I can remove all location channels in fcurve using codes, but I don't know which one x or y is. If the fcurve contains x,y,z, I remove the ...
1
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1answer
77 views

Is there any way to insert f-curves keyframes by script?

I'm writing a python script for animation in Blender and I'm looking for a way to insert keyframes automatically. So far I have: ...
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0answers
23 views

Duplicate objects, not F-curves!

If you're a lazy reader you can go right to the questions below! I made a video in VSE, composed of some video and image clips, and a scene taken from 3d camera view. the 3d scene consists of several ...
3
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1answer
158 views

What has caused this f-curve to be inactive?

The f-curve for the Y location is still there, but it isn't working. I must have clicked or pressed something without realizing, but I can't find what. It shows up in white with all its keyframes ...
0
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1answer
84 views

create in python a specific F-curve

Recent versions of Blender do not generate any type of F-curve. In particular, after inserting a key position image on the object, I would like to enter: ...
2
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1answer
152 views

Best sound baking settings

I'm building an audio visualizer in Animation Nodes. It's working well, but there's always just a strong peak, rather than well distributed activity across the board. I've been trying various ...
0
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0answers
30 views

Objects not following curve [duplicate]

I'm having a bit of a trouble with the curve modifier. The object seems to not be following the curve. I have checked other threads and posts about the similar problem, and I followed their given ...
0
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0answers
195 views

Reseting animation F-curve handles

In the F-Curve window there is a keyframe. The handles somehow got deviated from the default values. How do I reset these handle locations to the default locations? I tried Key -> Handle Type -> ...
3
votes
1answer
121 views

How to edit xyz F-Curves at once?

Is there a way to edit/move multiple f-curves (xyz) at once? I am editing a Cube and got it to scale up. To get a feel for the right timing, I'd like to edit all xyz f-curves at once during playback. ...
1
vote
1answer
61 views

Can't animate keyframed node properties with f-curve - they are disabled

I need a 'pulsing' light in my scene, so I have animated a material's emmission strength over a few frames and keyframed that with 'I'. I want that infinitely repeating using f-curve since I need it ...
0
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0answers
120 views

How to create and assign a group to an fcurve with python script?

I am attempting to make an addon/script with blender python that works with mocap files (.bvh), my problem is that when the files are imported the group collection on fcurve.group is blank ...
0
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0answers
75 views

animation of two object using csv file

i have two different mesh in blender and i want both of them move independently using different f-curve at same time and using different csv files but i am not able to do that. Is there any way to do ...
2
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0answers
85 views

How to restrict frame range for multiple F-curves at once?

I have lots of f-curves(~100) cycle modifier applied to and I want to restrict same frame range for all of them simultaneously. is it possible to make it? coz I feel pain to restrict same frame range ...
2
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0answers
95 views

Why does undo select all channels in graph editor?

I select any channel (with only show selected option or\and with show only selected curve keyframes option on) then modify keyframes on f-curve, then press CtrlZ for undo and all channels become ...
0
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1answer
37 views

How can i see if my flickering light is working right without rendering the animation?

I have a flickering light using f-curves. Is there any way to judge the strength of the flickering without rendering the animation over and over?
1
vote
1answer
268 views

How to bake multiple audio sounds to f curve?

I want to add three different audio clips to same character's mouth using bake sound to f curve. But I am able to add only one sound clip. when i try to add second clip, it replaces the first one. ...
0
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0answers
110 views

F-Curves disappeared

Before this is marked as a duplicate, I understand that similar questions have been asked both here and here, but their answers do not solve my problem, so I feel the need to ask as I can find no ...
0
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1answer
216 views

Simulate POV Walking Camera

I have been struggling for a while to try to solve this problem. I need to make a POV camera, it needs to simulate a walking person going up on a hill. I need the camera to move up&down as loop (...
1
vote
1answer
132 views

Access only filtered/visible F-curves through python in graph editor

I'm looking for a way to be sure a script affect only f-curves that are showing up to the user in the graph editor (post filtering) for WYSIWYG style control. In details: Currently I'm getting the ...
2
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0answers
95 views

Facial tracking

I've been playing around with facial tracking. Placing markers on my face, then tracking it in blender. Once I hit "Link Empty to track" It creates the markers and they follow my facial movement. Each ...
0
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1answer
457 views

Same animation to different objects

Say I've got a dozen meshes and I want to animate some features that any mesh can have, regardless of their topology: render visibility, number of subsurface iterations, intensity of a displace ...
5
votes
2answers
397 views

How to make a wiggly animated curve?

I'm trying to make a curve move in sort of a worm-like fashion, and I'm not able to get it to move properly with F Curve modifiers. Basically, I want it to move in a looped "s" shape pattern. How ...
0
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3answers
237 views

How do I go from BVH to a working F-Curve?

I found a BVH I want to use by first checking the motion in BVH Hacker, I import it into Blender, delete the rig the importing generated, select my character, then choose the BVH from the F-Curves ...
0
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1answer
117 views

Recreating the Animation Nodes FCurve Animation Offset Template

Hi i've been trying to find a way to create and control traffic (thats also flying) in a large futuristic city scene. To do this I'm trying to re-create an old animation nodes template that I feel ...
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1answer
282 views

No bezier handles showing up in F curve editor

Please help there are no handles at all. I've set the interpolation to Bezier a million times nothing is happening please help.
3
votes
2answers
408 views

How to change an FCurve value in Python

Someone asked for the functionality to change multiple fcurves at once (f.e. Loc X, Loc Y, Loc Z). Now I managed to get all selected Fcurves in an array but I can't find any way to change their ...
3
votes
2answers
247 views

How do you visualize changes animations in the graph editor?

This might sound stupid but I think I've looked everywhere for a good tutorial and explanation on the graph editor, but I still don't fully understand. I know that generally, it's the main animation ...
4
votes
1answer
1k views

Loop Actions with a Cycle F-modifier

I am about to create a ~3 minutes long forest scene with some rabbit roaming around. I created a rabbit with two animations: Sit, Walk. I then created a curve and key framed the evaluation time so ...
1
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1answer
36 views

BGE register new Action

I wanted, for a game with level editing capabilities, to create an Action (animation fcurves) from scratch and assign it to an existing Action actuator. However, when the Action is created at runtime ...
1
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1answer
68 views

What does path_from_id actually do?

I learned to use object.path_from_id(property) to obtain the path for my fcurves. But when I did this: ...