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1500 questions
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2 answers

How can I create Light Streaks in Cycles?

I'm trying to make a light paths like there: To achieve this light threads (streaks) I used a particles emmiter with shining icospheres and motion blur shutter like Andrew. I got this result: First of all I wish to get full path of the light: from…
Ilya Kanatov
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Is there a way to restart a modified addon?

I'm currently twiddling with an old addon and insert some print statements for debugging. Currently I'm restarting Blender each time to see the new messages. Is there a way to 'refresh' an already loaded Python script? An API call would be preferred…
stacker
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How do I display what keys I use?

Basically, what I'm saying is, I've been watching a Blender YouTube tutorial (or something like that), I saw that a lot of users had something at the bottom-left of their main 3D view that created a text output of their mouse and keyboard actions.…
TheMinecraftMan757
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29
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11 answers

How to place any object on the 'floor' of a scene?

I added a cylinder to my scene, rotated, resized, like this: I moved it up, because I want to make a model from this and I want it to stand on the ground: I zoomed in and learned, that this object is not on the grid floor, it floats above it: My…
Zéiksz
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29
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4 answers

Is there an unsubdivide function in Blender?

I am wondering if there is a modifier or tool that will essentially undo a subsurf or subdivide command.
TheCycleOfBlend
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29
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3 answers

How to display the edges of a mesh while in Object mode?

I sometimes like to view my models in wireframe mode, but it doesn't show individual faces, only lines representing the general formation of the object. With subdivisions (especially) this does not achieve what I'd really like to see, which is more…
A Wild RolandiXor Has Appeared
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29
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7 answers

How do I make a sphere out of a spiral?

How do I make a globe into a hollow sphere made out of a spiral? In other words, how do I make a spherical spiral, or a spiral follow a spherical shape?
Ekin Ayan
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29
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2 answers

Scientific Illustration: Non-photorealistic rendering of sparse wireframe with dashed/dotted lines for backfacing areas - Blender 2.80

I'm interested in creating a material that gives this end result: I'm studying the possibility to use Blender as a tool for scientific education in pure mathematics. The idea is that the material should be: transparent wireframe visible on the…
publicIDI
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1 answer

How to determine lens undistortion values for motion tracking?

In the camera setting in motion tracking, how do I tweak the K1, K2 and K3 value properly. I was told that these values are not necessary to tweak but I do want to adjust it, just for the sake of perfection.
krismath
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1 answer

What image format encodes the fastest, or at least faster? PNG is too slow

When rendering [in 2.80], I have discovered that video streams save much faster than rendering to PNG files. This is frustrating to me because I have learned that the safety of image frame rendering then compiling them is well worth it. But the…
TheLabCat
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1 answer

Blender 2.80 Remove double vertices option gone

I downloaded the latest version of Blender 2.8 beta today. I used to remove double vertices by switching to Vertex selection mode -> Choose all vertices -> Right click > choose Remove Doubles (in Blender 2.80 which I downloaded in April). But I…
John Binary
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28
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3 answers

Physics cross-simulation interactions?

For example, rigid bodies and fluid. I know it's kind of possible by setting the rigid bodies as fluid obstacles, but it's not "true" interaction in that the fluid does not affect the rigid bodies... By "true" interaction I mean where two (or more)…
gandalf3
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28
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7 answers

Tips and Tricks with using blender with one hand

Long story short, I was recently diagnosed with glioblastoma. I had surgery to remove one of the tumors and because of the surgery, I am paralyzed in my left arm. Hopefully, it's only temporary. I love Blender as it is my passion, but it has become…
lazycody
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28
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2 answers

Make a 3D tube with a Bézier curve?

How can I make a Bézier curve into a 3D-noodle-like structure (like a tube)? When I try, it keeps turning out like a rectangle with corners.
Zachooz
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28
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3 answers

How can I change the centre of rotation of objects during an animation?

I have developed several puzzles in Blender, and to test them I wanted to animate them. The first problem I encountered was the rotation of an object around a central hub. Between keyframes the object would cut across rather than follow the…
SteveW
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