Questions tagged [transparency]

Transparency can be anything from an alpha-channel in an image, to shaders in the BGE, to transparency in a material, to the alpha pass in the compositor.

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Render Unlit fog transparent for a logo

I have a problem with rendering a logo which consists of two main parts : Front half of the logo is a rather normal solid set of objects creating my font. Back half of the logo is a slightly smaller ...
1 vote
2 answers
979 views

Alpha transparency in Blender 2.90

I've been trying to learn from a tutorial where the author uses Blender 2.8. He uploads a reference picture and makes it 50% transparent by ticking "use alpha" box and setting "opacity&...
0 votes
1 answer
297 views

one side of image as plane is normal, the other is white

I believe this has something to do with the translucent shader but I'm not sure.
0 votes
2 answers
20 views

camera facing shader mask

I would like to create a shader/material based mask that is 1.0 for anything that is seen in the camera view and 0 for anything that isn't. I'd like to use this to have the semi transparent hands of ...
0 votes
0 answers
14 views

Is it possible to clip an object's alpha to another object in the viewport?

I'm trying to find a way to recreate an 'alpha clip' effect that 2D art software has. I'm trying to create 3d/2d characters. An example use case would be making a pupil/iris object, then clipping its ...
2 votes
1 answer
29 views

Realistic wrapped plastic

How can I make a transparent plastic texture like this?
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0 answers
21 views

Adding Materials using Image Texture

What am i doing wrong here. I select the faces that i require I assign them to a new material Unwrap the UV Save as an SVG Make a template, obviously i dont want square corners so some parts of my ...
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2 answers
59 views

Transparent Render Trouble Blender 3.2

I have a preloaded scene which is causing me some grief. I need to achieve a single PNG output render, which contains the object rendered, and the shadows cast, but NO BACKGROUND (transparent ...
0 votes
1 answer
36 views

How to maintain image transparency in the video editor

I have a render I've made of a model in blender and it has a transparent background, I've saved it as a PNG (which should keep the transparency) and imported it into the video editor. Once its ...
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0 answers
8 views

Movie clip editing - Rotoscoping output

I have output frames from the Movie editor as PNG before with transparent background but cannot remember the settings. I can only now get the required image with a Black background even though RGBA is ...
0 votes
1 answer
573 views

How do I render transparency with Cycles/Clo3d

I have been stuck with this issue for some time. I use an object as hair that I export from blender into Clo to render. Basically, the object has parts of its texture that is transparent and I can't ...
0 votes
0 answers
19 views

Underwater point lights creating weird lighting artifacts

I have a scene set up, as shown in the image below. The water surface is a simple glass bsd shader set up to mimic water and the surface has an ocean modifier. Everyone of these six underwater lights ...
0 votes
1 answer
39 views

Carve geometry according to alpha

The thing I want is to carve out pieces of a mesh based on an alpha texture. It's not a noise texture, it's a specific alpha texture I have that is UV mapped, and I want to delete the parts of the ...
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0 answers
29 views

I don’t understand how to use the alpha factor in RGB Node in the Shader Editor

I don’t understand how to use the alpha factor in RGB Node in the Shader Editor. So far, I’ve investigated and get some of the uses for the alpha factor when it comes for project images on planes or ...
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2 answers
2k views

Alpha in the mist channel

Its possible to render an object with transparency on (to don't see the background) and also to get the mist channel with the transparency applied to? I would like the part marked in blue on the ...
0 votes
2 answers
1k views

Blender compositor: problem with saving/previewing semi-transparent pictures

I just created a super simple scene with a beam light (cylinder + emit + cycle render) on which I want to add a bloom/glare effect. So I did that in the compositor directly (I just used multiple glare ...
0 votes
1 answer
1k views

Transparent Background in render result but not in exported image

As the title said, when I view the rendered result it looks fine and it shows the transparent background : Meanwhile, when i try to export it as a png it has a black background: I have already ...
6 votes
1 answer
3k views

Separate alpha from color in Shader Editor

In the Shader Editor, I can create an RGB node and in there, I can set an alpha value as displayed in this screenshot: However, no color separation node in blender supports extracting that value and ...
2 votes
1 answer
31 views

Transparent images have weird black edges [duplicate]

I'm using geometry nodes to scatter a partially transparent grass image around a plane, and getting weird black parts in the background. Here's what it looks like: this is one of the grass images im ...
0 votes
0 answers
8 views

Sculpting artifacts when using anchored alpha

I get these strange artifacts when using a textured alpha brush in Anchored stroke mode. It's a persistent rippling action when the brush is dragged out past a certain size. It doesn't happen when I ...
-4 votes
0 answers
33 views

How do I make alpha channels not suck in Blender 3.4

All I want to do is make the alpha channel look like it does in the image editor instead of this blob. Edit: I got it now I just needed to add the alpha of my texture to the factor of the mix shader ...
1 vote
1 answer
15 views

transparent object is invisible behind other invisible object

I have a model with a transparent part: When its in front of an other transparent object (the trouser in this case) the trouser is invisible. So what's going wrong? Here is my Blender file: https://...
0 votes
1 answer
331 views

Transparent emissive objects glow effect not visible in rendered output files [duplicate]

I have a problem with transparent emissive objects in render, they are not visible in rendered output files. Eevee or Cycles doesn't matter, I always get the same result. What am I missing? Maybe ...
0 votes
0 answers
17 views

Textured item loses color/alpha clip in render [duplicate]

I just got done with a really nice cycles render and composite. I love how it looks in the composite preview, but when I go to export/save it as a PNG with alpha, it loses a lot of the color, and some ...
0 votes
1 answer
38 views

Import Alpha Videos to blender but the frame rate keeps dropping

I imported 4K aplha video to blender and set the frame rate to 60 but the frame is under 30. Could anyone solve this problem? Here's the link of video. https://imgur.com/a/DlWH4qi
0 votes
1 answer
737 views

Eevee rendering noise with MToon transparent material

Blender 3.1.2 I have a VRM model I've imported into Blender. Both in the viewfinder and rendering view the glasses of the model have distinct noise. It is not a texture issue, the texture file does ...
0 votes
1 answer
42 views

How do I create a translucid grid composition using a GreasePencil object with LineArt Modifier?

I'm completely new to Grease Pencil tool, I followed some tutorials about freestyle and grease pencil object. I'm using a Grease Pencil object with a LineArt modifier to create some grahics. I want to ...
5 votes
1 answer
466 views

Which format for saving transparency from bloom and respecting colors (tried PNG/TGA/TIFF/EXR)

TL;DR: How can I properly save a picture with semi-transparent "emit" pixels coming from a bloom? I understand that .PNG can't handle that, but I'd expect TIFF/Targa/.EXR to handle it ...
1 vote
1 answer
522 views

Grease Pencil Object Transparency - Not Respected between Objects

I'm having an issue with Grease Pencil in Blender 3.0. I have a grease pencil object with transparency, that intersects with another grease pencil object. (A creature standing in water). The ...
0 votes
1 answer
17 views

Erroneous .whl file naming when installing bpy

I am running the latest release of blender (4.1.0a0) alpha and the naming of the .whl file that the make_bpy_whl.py script does is erroneous and pip won't let me install. It produces a file named bpy-...
0 votes
1 answer
75 views

Line Art not showing through transparency, but showing on transparent objects

This character head is all one object but I am having a problem when applying Grease Pencil Line Art Modifier to the head with glasses. The eyebrows and eye lashes are joined geometry cards, with ...
0 votes
2 answers
920 views

Why is the image not transparent in when I import as a plane?

I'm very new to blender and I'm trying to make a simple character with a 2d face. I was following along with this tutorial (https://youtu.be/YGjwOEMgDGw?t=60) but I can't get my image to look ...
0 votes
0 answers
39 views

Black eyes when model Imported

For some reason when I import this model, its eyes are fully blacked out. I tried to recalculate and flip the eyes but nothing happens. I got the model from steam and imported it to blender if that ...
0 votes
1 answer
61 views

Grease Pencil Masks - Partial Transparency

I'm attempting to recreate this mask transparency effect I did in Procreate where it's not a perfect mask, and you can still somewhat see the masked object through the mask (pictured below). Notice ...
0 votes
1 answer
574 views

Using an mxf file but transparency won't appear

I am fairly new to blender. I have an mxf file that I exported out of davinci resolve with the alpha data enabled. When bringing the mxf file back into resolve. The Transparency works but in blender ...
0 votes
1 answer
34 views

how do i remove the background in a transparent material

i am working on a water simulation i am using evee, and not cycles as the scene doesn't require that much refinement, i have trhe transparecny figued out i think, how do i get rid of theforest back ...
1 vote
1 answer
547 views

Single Object transparency overlay with additive/brighter coloring

I have an object that bends over onto itself. Its one color with some transparency. See Image. The left portion is like a string that has bent around in front of itself. Right now, when the object ...
0 votes
0 answers
56 views

Subsurface problem in 4.0

I'm trying to render a character using the Random Walk (skin) mode in the Subsurface section. When the character is in a standard white base color, there's surface scattering but when I turn the base ...
0 votes
1 answer
2k views

How to export object with transparency from Blender Internal?

I'm making a photo frame with glass on top of a emissive photo material. I get the desired output when I render. But when I export it as fbx or obj there is no transparency of glass neither is the ...
0 votes
1 answer
405 views

Alpha Volume Scatter Weirdness

I have a volume scatter box (which is fog) which has a principled volume shader on it. I then have this barrel with a png image in front of it, i enabled the alpha... however the volume scatter box is ...
0 votes
0 answers
31 views

Regular outline but for a transparent material

I am trying to have my mesh with an Outline but at the same time being transparent inside. The outline has to be only on the parts that would be viewable as if the mash was not transparent (I don't ...
0 votes
0 answers
19 views

Rendering Alpha Video with Compositing

I want to render a video, it contains some glass text animation. I want to export transparency, but also keeping the glare and streaks that I added in Compositing. How do I do this? Seems to be ...
0 votes
1 answer
480 views

Transparent object create opaque alpha channel. How do you get transparent objects over a transparent background?

I have a transparent object that I am rendering without any sort of background, ie film is set to "transparent." Rather than have slightly transparent pixels, the alpha channel is black and white, no ...
1 vote
2 answers
55 views

Fog reveals alpha from png image

I am using a tree image (png) with fog. I noticed that the fog is highlighting the alpha from the png image. I am using the True Sky addon for the fog. How can I remove the alpha highlighting? I'm ...
1 vote
1 answer
299 views

Lights/emission not showing through glass

I have copied this tutorial for transparent glass at 6:17 - 7:04, and for emission/light, 10:30 - 10:50. As you can see from the following screebshots, I copied these transparent glass and emission ...
1 vote
1 answer
867 views

How to set Z transparency in Blender nodes using the Blender's Render?

The context is like this: If you are using the Blender internal (Blender Render Machine) and you are also using nodes, and want to fine tune the transparency by using the Z Transparency value how ...
3 votes
1 answer
441 views

How to apply two different materials in Blender Internal on front faces and back faces, *while involving transparency*

Basically, I want to see through the transparent front faces to the opaque back faces. This isn't the same as flipping all normals and executing backface culling because I want the front faces to be ...
3 votes
1 answer
25 views

How do I over lap three or more render layers in the compositor?

I'm trying to place three images on top of each other using the compositor. I don't really know how to do it, I think I could use the alpha over approach but I'd need to use the alphas of both the ...
2 votes
1 answer
38 views

Eevee Problem with displaying glass (alpha blend)

I tried to make glass material following a tutorial and faced with problem when setting to a alpha blend mode I have these settings: With Opaque mode it seems fine, but I need to have its ...
0 votes
1 answer
307 views

How do you keep parts from showing through the skin on a transparent character?

I'm currently making a character who will be mostly transparent. I've gotten the face done, but I have an issue. The teeth, eyes, and inner mouth are visible from behind. I want them to be hidden ...

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