pixel-shading

Is there any crossplatform C library for using Pixel Shading filters?

Is there any crossplatform C library for using Pixel Shading filters? to run pixel shader inside your programm, beter as native part of your programm (not like precompiled file), and better for using with abstract data - not only images ...

Lighting inside of a sphere?

I have this question in mind: I need to make a scene that looks like a real sky. My first idea was to make a cube and texturize it. It wasn't that good looking. I came up with the idea of using a sphere. But I couldn't light it from inside. I've put the camera on the origin watching (0,0,-100). Ambient and specular light source also at t...

Restricting Pixel shader on particular area of image

Hello, Is there any way to restrict Pixel shader on particular area of image. BR ...