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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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How do I make transparency? [duplicate]

I've modeled a bottle and I'm trying to apply a texture on part of it to put a label on the bottle. My label is a png with background transparency, but the transparency doesn't works when applied to ...
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Alpha not working for FreeStyle in Blender 2.8

I am having difficulty getting FreeStyle to work in Blender 2.8. From what I have found is that when the FreeStyle line work is created it does not properly create the alpha channel for it. Is this ...
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Should “convert premultiplied” be enabled when using “alpha over” with render layers?

Do render layers use straight or associated alpha? Should "convert premultiplied" be enabled here?
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26 views

How to make image texture transparent

I am making a white curtain and want it to be somewhat see through. I am using and image texture that is jpeg and not png. and wonder if this makes a difference. I have seen others make objects ...
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1answer
67 views

How to make Eevee viewport background transparent?

I would like to view my meshes in Eevee rendered viewport with an alpha background when using HDRI lighting. How do I use HDRI lighting without seeing the HDRI image in the background of my Eevee ...
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Rendering issue (JPEG artifact on characters mouth/non-transparent background) how do I fix this?

I am rendering a Roblox character in Blender to make a GFX. I seem to be continuously running into this issue, no matter how many times I re-render the image. How do I fix this?
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If I have a complex micro-material, can blender be used to represent its light properties?

I have an engineered translucent micro-material and would like to simulate its effect on a scene in blender. I have measurements of its behaviour of reflection, internal reflection and transmission of ...
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98 views

Shadows on alpha channel PNG's and eevee

I am playing with the eevee render, and I am struggling on how to render projected shadows from objects textured with alpha channel. Here is a reference render on cycles on what I want to achieve. ...
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Blender 2.8 transparency & volumetrics?

Can somebody walk me through the process of getting volumetrics and transparency working in EEVEE. I recently hopped on from 2.79 but all my glasswork just isnt working. I tried all the alpha channels ...
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How to mask something out as alpha in the compositor when the background is transparent?

I have a scene in which one object is partly covered by another one and in the end I only want to have the visible part of the objcet which is partly covered in the composite. So far I use the pass ...
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Transparent mesh intersection artifact

When an object with a transparent shader material intersects with another opaque object, there is a thin transparent line along the edges of a former object when rendered. Can it be avoided? .blend ...
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1answer
36 views

Rendering with background, but saving with alpha?

Excuse me for my language) I want to setup render view like V-Ray Framebufer in 3Ds Max: I'd like to render object and see it on a background image. But it still needs to have alpha-transparency, so ...
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Trouble with PNG in mist [Blender Render]

I'm making a low poly misty forest in Blender with a lot of png images for the leaves and a waterfall. In order to make the pngs work in the mist, I turned the Raytrace on in all of them. When I ...
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1answer
26 views

Why is my animation render all white?

I'm working on a gold logo with a transparent background to throw on some videos. I'm in Cycles Render and it's taken me a long time just to get the glossy logo to look shiny. My render is all white ...
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1answer
27 views

I cannot figure out how to Rig Eyes

So I'm trying to rig eyes on my rig. They have two layers on with the eye whites and one with the pupil. When I try to move it, it can go into the skin of the character and look like it's floating....
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1answer
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During a Cycles render an object behind glass looks striped [duplicate]

Using Cycles I rendered a object inside a tube (it's glass material). The problem is the object edges are striped as shown here: The same thing happened for another project too: In the first ...
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1answer
24 views

Bake transparent textures onto plane

I'm trying to bake a branch made from a cut out atlas onto a single plane for a tree to be used in a game engine. (Branch mesh with applied textures) (Branch ready to bake onto a flat plane) ...
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Combination of Mix shader and transmissions node leaves behind black artifacts

I'm trying to make an object transparent but when I use a mix shader and transparent BSDF node and turn the transparency to the maximum value it still leaves behind these weird artifacts. Why is that? ...
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Why does my transparent png have artifacts around it?

I'm trying to project an image onto an object using UV mapping and an Image Texture node. The png I am using is transparent, but when it's projected onto the object there are places where it is not. ...
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Transparency to image outline

I'm totally new to Blender. I've added a texture of the glass type with roughness of 0.7 to a jug-type object, but I've also selected the center and applied glass so that it looks like glass only that ...
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27 views

Want to create alpha channel image sequence and add to 3d model

I have a scene with a bathysphere 3d model with a porthole illuminated from inside. I want an exterior shot of the Bathysphere showing a silhouette of a passenger moving behind the porthole and ...
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1answer
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Why are all the movie clips I import into the compositor not working?

When I import a movie clip into the compositor in blender, it shows up in the backdrop as completely transparent, showing the black and grey tile pattern to signify a transparent image. Anybody know ...
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Blender converts my alpha channel for volumetric renders(eg smoke) to a black background

I have Another Issue when it comes to blender. I rendered a smoke simulation in blender with an alpha background. Later, I added an image as plane and changed it to a movie or image sequence. When I ...
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1answer
24 views

How do I get specular and bump maps or normal maps to work with a texture that has a transparent background?

I am trying to build a polygon wig for a character. I want it to be realistic not low poly this is not for a game. I made a hair image and made the background transparent because I wanted to have an ...
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1answer
26 views

Fresnel and blend option not showing in transparency panel

I'm creating a material for which I need to edit fresnel and blend options in the transparency panel and I don't have it. What am I missing (blender v2.79) ?
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1answer
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Texture rendering looks different from preview

I created a 3d duck with png alpha feathers. I merged feathers to the body of the duck. Cycles rendered preview is cool but when I export the feathers take the unalpha texture of the body (not of the ...
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1answer
105 views

How to get transparent iridescence using Cycles?

I've succeeded getting iridescent with this Cycles node setup: Physical iridescence in Cycles? This did the job, however I need a transparent/clear iridescence like this So I tried plugging the ...
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Why is alpha socket empty in fire sim?

None of these Greater Than nodes are working with fire sim, because Alpha socket is empty both in RGBA node and RenderLayer pass. The only way to see "alpha channel" is to uncheck Use Alpha in Viewer ...
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20 views

OpenGL render transparency using mix shader node data

I'm using a Cycles mix shader node to animate transparency in some of my objects. I'd also like to animate the same transparency in OpenGL Render. Is there a way to link the viewport alpha to the ...
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I am trying to make an object and everything behind it transparent, how would I go on doing that? [duplicate]

This is what I want it to do. I will have smoke in front of the object so I cant use a greenscreen effect.
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1answer
42 views

Rendering depth of field through transparent objects in blender render

i’m New to blender and I’ve had a dabble with rendering bokeh. I have made this image with transparent orange blobs in blender render using refocus node. In the image the orange blob is in the ...
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585 views

Blender 2.8 EVEE transparency in Alpha Blend mode

I know Blender 2.8 and EVEE is still in development, but I have strange transparency behavior while using Alpha Blend mode on texture. When I move view or camera textured object with Alpha blend mode ...
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57 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 ...
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CUDA cuCtxCreate Crash when raising number of transparency bounces

I'm creating animation with complex model. When I try to put number of transparency bounces more than approximately 24 (I want to use cca 64), the solver crashes. As you can see, the pipelines behind ...
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How to adjust transparency of alpha channel on a png image, without completely making it vanish?

I don't know if I am making myself clear, but the logo should still be visible, but the background removed. Lastly, I would want to make the logo itself transparent, if possible, how do I accomplish ...
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1answer
34 views

illustrating transparent tunnel while embodying solid front

I'm trying to create a scene which consists of one huge block which is seen from really close such that no edges are visible. The inner life of the block should consist of various tunnels carved into ...
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1answer
39 views

How can I render pixel art images with no AA and transparent background?

My question is: How can I render a pixel art image with cycles (low resolution) which is ready for use in a game? That means: no border antialiasing, a transparent background, and a real 1:1 pixel ...
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using normals and roughness maps on an alpha masked leaf

So i have a png of a leaf along with its normal and roughness maps that i got off of poliigon. ive got the leaf texture to work with the transparency, issue is how do i use the normal and roughness ...
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How do i make shadows in the hdr enviroment? [duplicate]

I'm working in a character project and i'd like to use an HDR, my problem is that i also would like to put the shadows of the character in the HDR ground and i don't know how i could do it. Here is ...
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29 views

How to use alpha Textures in Blender

Is it possible to use Alpha texture in Blender. If yes then how can i use it. A guy made this using alpha Texture in Substance painter. So is it possible to make ornamental design using Alpha texture ...
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1answer
45 views

How to make the film transparent for other render passes?

I have a scene to be rendered with Cycles with multiple passes like AO, diffuse dir-indir, normals etc. Now the problem arises over here that I'm getting only the beauty render (i.e. the combined ...
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1answer
29 views

Animate location (or strength?) of alpha / opacity mask to suggest motion along arrows

I have a globe depicting trade winds: The trade wind arrows are an image with alpha. I am in cycles, using this node tree for the earth material: I would like to animate the opacity of the arrows ...
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1answer
51 views

Camera (F12) wont render correctly [duplicate]

I have a small problem. The f12 wont render correctly. This is my viewport: and this is the f12 image: Blender File here: https://jmp.sh/pIbvOCR Could someone please help me :)?
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1answer
32 views

Gradient transparency of normal map?

Is it possible to make the normal map gradiently transparent? I need to do this Making Vertical Gradient, then make top half transparent , but not for the object, only its normal and specular map. ...
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0answers
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Texture masking problem, wall becomes transparent under cracks?

Hi I want to make a texture combining a plaster texture with an alpha-masked cracks/weathering texture. It works if I mix them but I don't want the cracks to be everywhere so I added a pointiness node ...
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15 views

Trouble importing a png while using “open shading language”

I am working on a project and using the Toon Kit plugin. In order to use this plugin, i must use the "open shader language" I have never used this before, so I am not very familiar with it. My issue ...
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1answer
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How to render invisible objects casting their z-depth alongside other visible objects

I've been looking for some sort of way of rendering invisible objects as transparent pixels depending if they're in front or back of visible objects in the scene. For example, I have a clothed ...
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1answer
37 views

Blender cycles - Diffuse + transparent map in one material

So I'm trying to make a material by using two maps: diffuse and transparency map but I can't get these two maps to work together. This is how my nodes and specific textures are looking. https://...
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80 views

Monster dripping saliva

How can I make dripping saliva like this http://www.goodwp.com/images/201312/goodwp.com_30490.jpg I tried applying cloth physics to a plane, came out meh https://pasteboard.co/HAZwkw7.png . Maybe it's ...
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25 views

Trasparency is not correct

I am making a short clip of tracking and then making 3d object injected in it. I want to make series of png of 3d object then combining my original footage and that 3d object. The problem is when it ...