Questions tagged [rendering]

The action of turning a scene into an end product such as an image or movie. If your question is specific to one render engine, please use its respective tag (cycles, eevee, blender-internal, etc).

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1answer
29 views

UVs applied in viewport, but not in render

I noticed that one of the UVs on my model does not appear the same in the viewport as it does in the final render. The appearance in the viewport is correct, and matches what is shown in the UV editor,...
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1answer
52 views

Cloud with volumes renders blurry

I have been struggling with this problem for a while. I am trying to create clouds using volumes. I have figured out settings that works great and the outcome is like I want it to be except it renders ...
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14 views

3D objects not appearing in live action tracked footage render, but they do appear in rendered preview or material shading mode

My objects appear just fine in all material preview or rendered modes, but when I actually render out a frame or go to the compositing tab none of my objects are included in the final render. It just ...
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22 views

realtime window into a scene

I have a realtime view into a room as a mask on a plane. All you can see of the room is through the mask /2D plane that is exported as a 3D model (.GLtf or .glb preferably) I achieve this effect in ...
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1answer
12 views

Cycles renders alpha channel in black and grey instead of black and white

I have a lighting setup with an HDRI map and a few supporting lights. When I render my image, my alpha channel is grey and black and I can also see that my cryptomatte channels are semi transparent. I ...
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1answer
8 views

Using quick smoke cannot change from smoke to fire

When I use quick effects -> quick smoke to create my domain and stuff for me, I have had trouble if I made a mistake as to wether I wanted smoke or fire, and then tried to change it later. Once it ...
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31 views

my background image is not visible in render mode and I need the HDRI to still be visible

So I'm trying to render some lightning striking on a building (the building being in the HDRI) and I want to add a rain overlay to it. But in the render, the overlay won't show and there are no ...
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16 views

PNG with alpha casting strange shadows depending on viewing angle (Blender 2.91.0)

I have a RGBA png and i want to render it infront of a plane, but when i do, it casts weird shadows on the plane, the strange part is that the shadows only exist and change under certain viewing ...
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17 views

Objects reflected in a mirror only

I want to make a mirror and but hide the room around it that it reflects. But I want this as a 3D model (not for a render or a video)... Not as easy as it seems. Any ideas? Thanks B
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28 views

Why Emission Shader looks different from Solid View Flat Texture?

in Blender 2.81, Emission Shader looks just same to Solid View - Flat - Texture (Left is Solid View, Right is Material Preview with Emission Shader. Earing is PBR) However, Emission shader looks ...
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1answer
44 views

Filling back & front of text with different colors [duplicate]

Hi Im trying to make something similar to the image above, How can I color front and back with two different colors? Thank you!
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15 views

each frame rendering several times, extending render job [duplicate]

I have a file (attached) that renders each frame several times. In Eevee it is about thrice, and in Cycles about five times per frame as you can see in this youtube video capture. The blend file is ...
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26 views

Video Sequencer rendering low quality

I'm having a problem with rendering my animation with video sequencer, my rendered frames are .PNG and high quality, yet when I render them in video sequencer the final result comes with poor quality ...
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0answers
14 views

How to extract surface triangles from a tetrahedral mesh?

I want to render a tetrahedral mesh using Blender. However, I cannot directly load the tetrahedral mesh in Blender as the file format that I have for tetrahedral meshes is not supported. My ...
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20 views

Does PCIe speed and number of lanes affect render times?

For example: Would a let's say 1080ti connected through a PCIe 2.0 x1 lane perform worse than a 1080ti connected to a PCIe 3.0 x8 lane? It's the same graphics card, it's just that the Bandwidth is ...
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1answer
27 views

HDRi not showing up in render, evee or cycles [duplicate]

HDRi not showing up in render, evee or cycles. I've done this a thousand times but for some reason no luck, 2.91 and 2.92. Any suggestions?
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0answers
20 views

Normal map makes the texture too dark at an angle?

Normal map makes the texture too dark at an angle. If the light source is placed south or left of the plane, the textures is visible. Otherwise, the entire wall looks dark. Does anyone know the ...
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7 views

Why Blender will be stalling sometimes, after finishing importing the model

I'd like to use the python script in Blender to render my dataset. What I do is just import models (which has a random number, and the format is '.obj'), and then doing some rendering. But sometimes ...
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0answers
14 views

Blender render compositional framing different from viewport camera view

Hi There, I'm trying to render out from a scene which has only one camera (the default one). The render output is giving me an entirely different viewing angle from the camera view in viewport. This ...
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1answer
54 views

More time is spent on render preparation than on the actual rendering. What can I do? [closed]

I'm new to blender and I'm stuck on this giant unsolvable problem that no one seems to have any solution for. I've modelled a quite complex scene in Blender: roads, bridges vehicles, buildings, trees ...
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1answer
9 views

How to continue bake fluid simulation in blender 2.80

I have baked a fluid simulation which baked till 151th frame out of 240 frames, Now I want to continue the bake from 151th frame. Can we do that in 2.80 Blender
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27 views

Why does my render become so much dimmer after saving?

This screenshot pretty much sums it up: The top image is a rendered image, being viewed in Blender's native render viewer. The bottom image is the result after being saved and viewed in any other ...
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0answers
16 views

Weird drawing lines on donut (Vid 3, level 1 with Blender Guru)

I am trying to make the donut following the tutorial by Blender Guru. Just wondering why there are some weird lines on my donut before even getting to making the dripping, have you experienced ...
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1answer
19 views

Why is it when I render I Get a blank grey screen

I've been having this problem, and I don't know why. ill just give some context. I had imported this model from SketchUp, along with the camera view from there. It was working fine, until I decided to ...
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1answer
57 views

How to use the rotation matrix calculated by Matlab in Blender?

Good morning, For a project, I created in MATLAB a scene composed of an object and twelve cameras looking at it. With the tool box of MATALB, I got the rotation matrix and the translation vector for ...
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1answer
177 views

Reducing viewport framerate

When I am in viewport → render mode, how can I reduce the re-render frequency of the viewport in Cycles engine mode? So instead of it starting to render again when I slide any attribute in the ...
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2answers
74 views

Cycles render time increases drastically upon adding simple planar backdrop

I have made a simple studio setup to showcase a toy car model. In Cycles I am getting an estimated render time of about 1 hour which is unusual for a scene this simple. Upon making tweaks I realised ...
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1answer
38 views

Any way to get a multilayer video?

So I have an animation that I am trying to render in cycles. It takes about 20 mins per frame (my pc isn't amazing) and is 200 frames. I want to render the animation overnight, close the program and ...
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1answer
48 views

How do I separately apply color correction to a model and video clip?

So I'm making a scene where I put my model in a clip I tracked. I think the lighting looks good but the colors of the model itself look overexposed compared to the "flat" colors of the video ...
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0answers
12 views

eGPU for macbook pro 2019 [duplicate]

I hope I am in the right place. I have a 2019 macbook pro, 13-inch, 2019, Two Thunderbolt 3 ports, 1.4 GHz Quad-Core Intel Core i5, 8 GB 2133 MHz LPDDR3, Intel Iris Plus Graphics 645 1536 MB I have ...
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0answers
16 views

Import/Load geometries in predefined bounding box [duplicate]

I would like to load geometries in any format into a predefined box and take pictures around that box. How can I make sure that the object I am importing is scaled in an appropriate manner? Side note: ...
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0answers
18 views

Object behind glass appear dark in AMD Pro Renderer

I am trying to create a beer glass with the liquid inside. I am not sure why the liquid becomes darker when the glass is rendered. Without the glass the color is much brighter.
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16 views

Is it faster/possible to bake multiple objects at the same time?

So I've got a scene with somewhere around a dozen or so objects, each supposed to have their own separate image textures to be baked. Would it be possible/faster to bake them all at the same time? Or ...
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1answer
20 views

Animation not included in rendered video

Animation: https://gyazo.com/3e56fd22fe83be0c86af384dced417b7 The problems is that when I try to render the video it just shows the sphere which can be seen in the right part of the image, but nothing ...
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0answers
23 views

I want more fireflies [duplicate]

Haha, that's something different for once. Any good suggestions how to achieve an esthetic grain on renders in Cycles; to give it a retro and analogue vibe.
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0answers
19 views

How to remove lighting glitches in cycles render?

When rendering in cycles using an HDRI, I will get black boxes that emphasize the faces in my mesh. How do I prevent this? It makes it look terrible.
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1answer
202 views

Magic Eye Render

Today's newspaper had a Magic Eye or Autostereogram image in the kids section ... started me wondering could tools available to blender, be used to render a simple scene (Suzanne of course, repeating ...
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0answers
14 views

How to bake ambient occlusion using custom split normals

i have custom normal in purple line, when i bake ao to vertex ,it used vertex normal instead(blue line),and ao is not like a ball-shape leaf ao
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0answers
36 views

Poor metallic reflections

I don't know whether this metallic reflection is correct. It seems that the glasses reflection on the table gets incorrectly broadened out to a fixed distance, rather than a smooth falloff. Here the ...
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0answers
25 views

My reflection doesn't show up when I save the final rendered image

I have been trying a lot to save the reflection when I save my final render but for some reason I can't save the reflection in the final image... When I render the scene, the final image is OK, but ...
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1answer
21 views

Evee not rendering properly

I am trying to export this video project, but all i see when i export is a grey screen. I am using Evee and have attached screenshots of all my settings. Hopefully someone can help! I have no other ...
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1answer
32 views

My donut project can no longer render, computer freezes. Cannot fix!

I was following blender gurus tutorials and got to the part where I textured the cake area of the donut and when I try to render it, nothing shows up and it freezes my computer and I have to turn my ...
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0answers
26 views

Radeon ProRender on Mac: Object has no attribute cycles_visibility

I have downloaded Radeon ProRender 3.0.8 for MacOS. I am using MacOS 11.1 Big Sur with a AMD Radeon Pro 5300M 4 GB. This runs on Blender 2.91.0. After installing the add-on I wanted to select the ...
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1answer
22 views

is it possible to render distant objects in lower quality?

I was wondering if there is the possibility to render distant objects in lower quality than the ones that are closer to the camera.
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2answers
58 views

Blender Exposure not affecting output on OpenEXR File

So I'm using this physicall starlight & atmosphere addon, a wonderful addon, but it requires to change blender's addon to -6 to look good. I'm working on VFX industry, so i need to renderout ...
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0answers
13 views

Render pop-up window doesnt show up [duplicate]

First of all, sorry for the bad English. My problem is, that when I start the rendering (no matter if I start it with F12 or over the button at the top) the render pop-up window doesn't show up. At ...
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0answers
29 views

How to properly denoise an animation [local and renderfarm]

I have a project for my college assingment that has to be ready at end of march. I am still "new" to blender but I try my best in every way, so: I have a scene with 400 frames that uses ...
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0answers
27 views

Why is my animation appearing jittery [duplicate]

I made an animation using the cycles renderer but the end animation is jittery, and I don't know why. I've attached the final video file link here. I'm using the latest 2.92 version of blenderenter ...
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2answers
30 views

How to render edges without faces?

I wanted to improve my understanding in perspective. I created simple scene with rays from every cube's vertex and these rays meeting in one point. Now I want to render these rays. These are only ...
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0answers
10 views

Animation doesn't show up in render. Issue with image sequencer

I broke a glass in blender and initially I got the renderer animation in image sequence, later i did few changes in animation and now the renderer is not giving the animation in image sequence. Only ...

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