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.

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4
votes
3answers
759 views

How do I render a PNG with transparency in LibGDX?

I'm building a simple tic-tac-toe example with LibGDX. I have simple images: cross, circle and board, all pngs created with GIMP with a transparent background. How can I render them as a Texture with ...
3
votes
2answers
761 views

Pygame set_colorkey transparency issues

I'm having a strange issue that I cannot seem to remedy. I am doing some prototyping with Pygame on a desktop running windows and a laptop running OS X. Both are running python v2.7.3 (installed via ...
3
votes
0answers
596 views

How to make the background of an OpenGL object transparent?

It sounds so simple but i didn't get it to work. The Background of my FrameLayout where i add the GLSurfaceView in is colored blue but there is only black. So here is my method to initiate the ...
2
votes
0answers
62 views

Transparency behaviour on PowerVR

I'm doing some graphics optimizing tests, especially on PowerVR transparency. Now I made a scene where there are two groups of simple objects. One group has the shape in geometry using diffuse shader ...
1
vote
0answers
72 views

Depth write and depth test in Unity

Scenario: several objects (o1, o2,.., on) have to be rendered with the z test disable, but the z values must be written to the depth buffer. In another pass, some other objects (t1, t2,..., tm) need ...
1
vote
0answers
58 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 later on in the code. This seems to ...
0
votes
0answers
38 views

Transparency in OpenGL

I was doing some testing, and I ran into an issue that I've never run into before. I've been experimenting with having different "modules", so to speak, for rendering. Each module manages its own ...
0
votes
0answers
67 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 ...
0
votes
0answers
82 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 ...
0
votes
0answers
674 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 ...
0
votes
0answers
246 views

Apply various effects to alpha channel using cocos2dx

I have some CCSprite with images which contain shadows. Apart from the shadows and the background the images are opaque. I'd like to be able to draw some CCSprite but without the shadows when they are ...