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Questions tagged [transparency]

Any part of an object or graphic that light does not fully reflect off of, and thus can be seen through. Also applies to translucency effects.

19 questions with no upvoted or accepted answers
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Overlap transparent particles without blending? (Unity)

I'm trying to create a continuous output of light from an object (like the exhaust of a space ship), and I thought I'd use particles to achieve this. But I'm running into a problem with alpha blending....
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214 views

Unusual black squares in transparency effect after wake from sleep

I've encountered unusual black squares in semi transparent textures for a while now, usually in processes that were resumed after the computer woke from sleep. For example I've seen the effect in the ...
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22 views

Transparency problem / Expanding material fixes it magically?

i stumbled upon a problem, can't figure out what's the reason and how to solve it. I have glass-windows which use just the standard (specular setup) shader. in the first place when the model is added ...
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138 views

How to implement weighted blended order independent transparency in OpenGL?

I want to implement weighted blended OIT in my C++ OpenGL 3D game, but I didn't find any C++ examples about weighted blended order independent transparency. Paper How to clear accumTexture(...
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69 views

Multipart character sprite and transparency

In my 2D platform game I have characters made of multiple separate pieces that can move independently in a hierarchy, so that I could move the limbs and head, change facial expressions etc., or add ...
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0answers
254 views

Why is my partially transparent image blitted fully opaque?

I have a part in my program that should display the currently playing song's name for the first 4 seconds, then fade out. Even though Surface.get_alpha() returns ...
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89 views

Building Irregular terrain in tile-based approach

I'm starting to build a 2D game, metroidvania-like, tile-based and all. I've had some prior experience in it, and one of the major letdowns of those prior games was that worlds seemed too "blockish", ...
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0answers
4k views

Drawing and rotating bitmaps (with transparency) efficiently in Android

I just started making a game for Android and I'm already having some issues regarding performance. You can imagine the game as being some kind of Tower Defense game with a top-view, and the enemies ...
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61 views

Creating transparent image with localGraphicsConfig not always working

I'm trying to use GraphicsConfiguration.createCompatibleImage to create transparent images. This creates an empty image which I'm filling with a mosaic pattern ...
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23 views

Visible object only through the wall

I need to view my object only through the wall (and this object must has his original material). I tried to use CustomDepth - SceneDepth on Opactiy in material of the wall to do transparent place on ...
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4 views

Extract “alpha” layed from “.dds” DXT3/DXT5 texture file

Given: Examples are provided using python, but it's not matter. There is white_small.png, contains RGBA. And there is ...
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1answer
46 views

Rendering to Texture with Transparency in Monogame?

Please forgive me if I'm asking a question that has been answered before, but for the life of me, search as I might, I couldn't find a problem exactly like this anywhere. I'm trying to render a ...
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15 views

Pands3d. Get value of texture under mouse cursor

That's quite straitforward. While creating a technical demo, i encountered a problem, where i need to know color of textures under mouse coursor. As i see it, there must be a function to transform ...
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36 views

Alpha blending works when rendering to an FBO, but not when rendering to the screen buffer

My rendering pipeline goes something like this- Bind multisampled FBO Render GameObjects Render Transparent Objects Blit multisampled FBO to normal FBO perform any Post processing Render a quad ...
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73 views

Throwing away inner faces of cubes of a transparent voxel structure in Unity3D?

I want to create a "Building site is (not) obstructed." indicator for my building system. How can I throw away those faces which would be hidden if the material would be opaque?
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1answer
99 views

How can I write an additive mesh shader that splits the RGB channels while accounting for depth?

I'm trying to create a sort of "hologram" effect. So far, what I have is an additive, three-pass shader that uses ColorMask for each pass to separate the RGB channels. The problem is that doing so ...
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84 views

Hardware Fragment Sorting?

I'm writing a rendering engine in OpenGL. I Want to do order independent transparency. I had heard somewhere that some GPUs have support for actually sorting the fragments of all the objects in the ...
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201 views

Rendering a model with transparent or translucent uv map applied doesn't work

Before I try to make anything transparent, the model renders nicely. When I change the uv layout so that one piece of the model will be transparent, it renders horribly. This is the result with a ...
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949 views

Unity3D object fill shader

I've been researching this for a while, and had no luck yet. I figured I'd ask here to see if anyone had any good ideas. Essentially what I want is a shader that can make only part of an object ...