Questions tagged [optimization]

For use on questions asking how to optimize specific things. i.e. game logic, rigid body simulations, viewport performance.

Filter by
Sorted by
Tagged with
0
votes
0answers
18 views

Multiple Grease Pencil objects makes Blender lag and eventually crash

I'm trying to make my first 2D animation with grease pencil. I drew a walk animation of my character frame by frame, about 257 frames, then I duplicate it as object, change location and direction and ...
2
votes
2answers
33 views

Reduce subdivision quality in viewport on multiple objects at once

I increased the viewport quality on my subdivision but forgot to reduce it after finishing the model and have since duplicated the model like 60 times, is there a way to turn down the viewport quality ...
0
votes
0answers
23 views

Radeon Render Pro adds to render time of subsequent frames

I used RPR to render a 240-frame animation of 4 tears dropping down from eyes. Eyes are just a texture on a plane, tears are 4 spheres following simple nurmbs path. So on a frame 001 it took about 9 ...
0
votes
0answers
56 views

Performance issues on Cycles OptiX (GeForce RTX 2060)

I have recently bought a laptop with Nvidia GeForce RTX 2060 and Intel i7-9750H. I immediately updated drivers and tried running a simple test rendering and I used to get these results: CPU: 3 ...
1
vote
1answer
34 views

Why does memory and file size increase when objects are joined?

Why does memory file size increase when objects are joined? As you can see from the pic I am working on a building. When the objects are not joined file size is 50MB When I join them the file size ...
2
votes
0answers
32 views

Hacks for improving performance on large scenes

Hi I’m using blender mostly doing exterior architecture visualisations. Through previous months I’ve found many problems that affects this software. But the main issue is lack of performance power ...
1
vote
1answer
21 views

View object with used texture

I'm working on a project with a lot of objects, I want to make the file a lot smaller, because its overloading my hardware. I want to see which objects are using the selected texture. I'm in the ...
0
votes
0answers
19 views

Speeding up baking for the same shape (but different texture with the same size)

Once texture is baked for a given shape, any following baking for the same shape (but with different input texture (with the same size for the sake im simplicity)) should be possible to optimize. Also ...
0
votes
0answers
158 views

OptiX Tile Size and Render Times

OptiX rendering, to my knowledge, uses the RT cores in the Turing architecture cards like my 2060. How does tile size affect the render speed? As far as I know the general rule is to increase tile ...
2
votes
0answers
31 views

How to optimize Viewport for video editing on low-spec hardware?

I downloaded blender in hopes of using it for simple video editing, and while it appears to have all the tools I want, trying to preview the video is simply not working well enough. The preview is ...
1
vote
0answers
15 views

Pose planning for reflective surfaces. Difficult mathematical / geometrical problem . Possible with blender?

first of all this is not a blender - specific question, but i would like to realize it if it is possible with blender since it is open source and can be combined with python programming. I am working ...
0
votes
0answers
9 views

Eevee - Viewport Render image vs F12 rendering (speed) [duplicate]

I wonder why Eevee renders slowly when pressing F12, while viewport rendering does the same exact picture (down to the pixel) but takes less than a second. Where are these seconds lost ? What kind of ...
1
vote
1answer
72 views

Does Blender bloat unnecessarily the Windows Registry?

According to Revo Uninstaller, Blender adds more than 4400 registry keys to the Windows Registry. They are almost all spread in Registry folder: ...
0
votes
1answer
38 views

Good amount of Tris for a mobile game? [closed]

What would be a good amount of tris for a character that will be used in a mobile game? So you have an idea lets say a mobile game like Clash Royale, I'm of course trying to keep it low but I just ...
0
votes
1answer
39 views

(Beginner) Large metal ceiling optimization

I'm pretty new to blender. I am trying to render a large metal ceiling (over 120m long) (see image) you would not see through it you would not see the edge as it is on the ceiling, the vertical ...
0
votes
1answer
29 views

Rendering particles vs ALT+D copying the object

I have a simple question. Is it better for render time and optimization to add for example Trees as particle system or to ALT+D duplicate it as many times as i need. What will be easier for memory?
0
votes
0answers
27 views

How can I tell blender that each of those red planes should be like the one on the right?

I want to automatically change every one of those planes at the same time,so when I am in need to redesign it, have all linked to one object, but, without having to link duplicate manually that object ...
0
votes
0answers
19 views

is there a way to unify the direction of edges or assign them a direction?

basically I want to find out a way to set the same direction to a selection of edges having almost the same direction like in picture (to select them all I select one, press shift + G and choose ...
0
votes
1answer
33 views

Rendering scene background in only some frames of an animation

Is there any way to render a specific scene, say the background, during only the second half of an animation while the foreground renders the entire time? For example in a 100 frame clip could I get ...
2
votes
1answer
234 views

How to not render unnecessary tiles? [duplicate]

When rendering an image in cycles render, I find that lots of the time is spend rendering completely blank tiles, especially when I have high samples. Is there any way for blender to know when a tile ...
0
votes
0answers
196 views

Optimizing Crystal Render Times in Cycles: Blender 2.8

I don't know if i get an answer here but I have an optimization question. I made a crystal in blender (star wars kyber crystal). The way i did it is 3 parts. A small crystal on the inside that has a ...
0
votes
0answers
21 views

What is the most optimized way to create mesh from vertex web

I have this web of vertices that I want to convert into optimized mesh. When there is a big angle it goes smooth and when there is just a straight line it creates one "box" of vertices. I tried skin ...
1
vote
0answers
71 views

Optimising a displaced plane

New to blender and I've run into a problem where I ideally need to subdivide a mesh futher (see attached), but any increase in subdivisons results in running out of memory(I have 16GB) despite render ...
0
votes
1answer
159 views

EEVEE 2.80 toggling render visibility based on camera view

I suspect this is possible, but don’t know where to start. I think drivers might be the key. I want to animate EEVEE render visibility of 24 objects off when the object leaves the camera FOV and on ...
0
votes
0answers
184 views

How to remove aliased lines with anti-aliasing?

I rendered my image with Eevee (256 samples, resolution - 1920 x 1080) and this is what I've got: There are ugly, sharp edges on my rendered image (these ones I highlighted). Also, in the upper part,...
0
votes
0answers
28 views

Is there a way I can simplify a mesh based on the distance between it and the camera? [duplicate]

I have a plane I used the ocean modifier on with a relatively high resolution. Is there some sort of function that blender has to simplify my mesh the farther it gets from the camera, according to the ...
0
votes
1answer
108 views

how can i quickly optimize this mesh out from a curve?

this is a hair that i have done for my character there, so its made out from a curve, after convert it to mesh, it gave me too much verts or poly count, i need to optimize it, i tried the unsubdivide ...
1
vote
0answers
55 views

How to removing internal meshes from the stack of cubes?

I have a created a model with a stack of cubes that forms one big single model. There are so many unnecessary faces and cubes present inside the model. I have to remove all the internal faces to ...
0
votes
0answers
28 views

Drivers / Constraints resourses usage

I'm trying to optimize the rig of a cartoon creature, and this rig has really large amount of bones (more than 400) to have all the abilities according to the plot. I have IK/FK chains, Stretch To ...
8
votes
2answers
286 views

Is there a way to tell Blender NOT to load certain images during render?

So I have this problem, renders take too long because its loading unnecesary images. I'm working on an animation and I'm using very large Images with all the character frames. And I want to somehow ...
1
vote
1answer
104 views

Low Spec Computer Normal Baking Tips?

I'm doing the quick normal bake from high to low poly for a 300K vert mesh, but my system is struggling to keep up with the higher poly mesh. My inclination was to do some dyntopo sculpting and ...
0
votes
0answers
34 views

Can we setup a recurring function that executes every 5mins?

We want to track how our internal team is using our addon. Can I setup a function that reads the current active file that is open and log the time along with it, every 5minutes.
2
votes
1answer
446 views

Render in Real Time? Fasten Render Times?

i do love to use this software, for a lot of things, like faster modeling, and friendly interface; The thing is, i work for a Dome System, so i have to Render 4K (4096x4096p) resolution frames at ...
0
votes
0answers
29 views

Is there any easy way to delete unnecessary vertices/trianlges?

In this example, there is a lot of unnecessary triangles and vertices, is there any magic tool that can delete them?
0
votes
1answer
238 views

How to hide all subdivision to optimize viewport

I'm working on a scene that is entirely based on subdivision loops, As time passes by the scene got detailed and the view-port got laggy. I turned off subdivision views to optimize it, but that meant ...
0
votes
1answer
783 views

How to automate polygon reduction using python?

I have several models(more than 1000) in FBX format and I want to decrease their polygon count. I'm using decimate modifier. Since there are so many models and the task is not too complicated, I was ...
0
votes
1answer
171 views

Outlines display option “visible layers” does not work. How to fix it?

When i select display mode of "Visible laters" only in outliner, it still shows objects that are on other layers, that are currently not visible. Even when current layer is empty. How to fix that?
0
votes
1answer
309 views

Using GPU outside of rendering in background mode

Is there any way to use your GPU outside of rendering? I'm using blender to generate and change objects with python in background mode. The resulting scene is never actually rendered, just exported to ...
3
votes
1answer
537 views

Render large 3D graphs (Millions of vertices & edges)

I need to somehow render several large 3D graphs where each vertex has a position in 3D as well as edges between some of these vertices. I have an XML file with the graph structure (a list of vertices ...
1
vote
0answers
42 views

Optimization ( More cuts or stretching )

I want to make a house model but I am not sure which method to make walls for rooms would be better. Dragging around already existing edges that have no other purpose, but which are still necessary ...
33
votes
3answers
4k views

What does the simplify AO bounces value do?

I recently discovered that turning on Simplify in the Scene panel, and setting "AO Bounces" to 2, reduced my render times from 30 minutes to 10 minutes. A three times speed improvement! But... I still ...
1
vote
0answers
27 views

IS this what we could expect best for 200 samples? [duplicate]

I wonder if I'm going to land into the right part of the forum for this thread, appologies if I didn't. This scene is meant for an eventual animations. I tweaked some parameters to reduce the noise ...
1
vote
0answers
41 views

How to optimize all these objects in 1 Prop to Game?

I'm looking for a way to optimize all the popcorn particles to make a single object optimized to serve as a prop for games. What better method? Putting together all the popcorns the numbers are ...
1
vote
0answers
80 views

How can I avoid rendundant (no changes in progress) rendering?

I'm working on a project which is barely more than a fancy slide show, changing an image on a plane every few seconds. The issue is that every time I render an animation, it does it frame by frame, ...
1
vote
0answers
123 views

Render curves as hair particles?

I tried first to place hair particles with Python but Blender never let me do so, so here's the question the other way around: it is possible to pass curves to Cycles without meshing them and to treat ...
0
votes
1answer
61 views

how do i navigate blender on a vaio z canvas

I recently acquired a Vaio Z Canvas which has a very useful shortcut key menu that I can display on the left of my screen as can be seen in the image. Up to this point I've been using these shortcuts ...
1
vote
1answer
1k views

Is there a way to allocate more memory to GPU for the GPU Compute

I have been working on a solution to a situation I currently have with rendering using the GPU. In the process, I find that my Card's GPU Memory is only 512MB First Question, Could this be why when ...
0
votes
2answers
106 views

What are some useful ways to optimize my work flow while using blender?

I am not sure exactly what I am missing when it comes to the optimization of Blender but I wonder if maybe there is some tips that may help me to better optimize my scenes to get a great output while ...
0
votes
2answers
453 views

optimize blenderswap models for unity (mobile use)

i like some of the models on blender swap but the issue most of them have the models as separate meshes and materials therefore it will be a lot of overhead on mobile performance, is there an easy way ...
1
vote
1answer
3k views

MakerBot won't slice my model

I need to make a casing for an Arduino device. Since I am new to Blender I am struggling a bit but I successfully managed to make a casing with a lid. I also did some cleanup to prepare for 3D ...