A bitmap (raster image) used in a texture mapping process.

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15
votes
7answers
15k views

What are some cool examples of procedural pixel shader effects? [closed]

What are some good examples of procedural or screen-space pixel shader effects? No code is necessary; I'm just looking for inspiration. In particular, I'm looking for effects that are not dependent ...
8
votes
5answers
4k views

Non-destructive way to edit alpha channel in Photoshop/Gimp image

Looking to make textures for Unity3d, and I'm stuck at what seems to be a simple stage. My goal is to create an RGBA image, with color information for every pixel, and a separate alpha channel. These ...
18
votes
3answers
8k views

How does Megatexture work?

I've been thinking about developing a small engine not only to develop small experimental games, but also to serve as a base to test various rendering techniques and things like that. Right now I've ...
8
votes
3answers
868 views

What is a good method for coloring textures based on a palette in XNA?

I've been trying to work on a game with the look of an 8-bit game using XNA, specifically using the NES as a guide. The NES has a very specific palette and each sprite can use up to 4 colors from ...
22
votes
6answers
6k views

What happened to procedurally generated textures? [closed]

I recall some time ago that procedurally generated textures were becoming a big deal that a lot of people/companies were really interested in with some serious benefits (smaller deployments, ...
13
votes
5answers
4k views

Tools for generating texture atlases/sprites from source images? [closed]

Is there an industry standard file format for texture atlases? What are the apps that take a directory of images and turns it into a texture atlas png and a text file describing what's on it? This ...
13
votes
5answers
2k views

How can I create my own sky maps?

What are the methods/tools for generating realistic skies with clouds and atmospheric shading? FOSS alternatives and spherical projections get extra points.
13
votes
1answer
840 views

What is a texture atlas?

I've heard about this concept, but what is it?
274
votes
20answers
256k views

Where can I find free sprites and images? [closed]

I need sprites and images, such as characters, landscapes and others. Where can I find them?