I would like some insight about how to place an image with an alpha, and a certain amount of opacity, on the top of everything that is rendered. What's the cheapest way to do that? I use C++ with a ...
I'm starting with the programmable pipeline and the shaders in C++ for OpenGL 3.0+, i would love to be able to change some settings on the fly, for example replacing a function with another function, ...
I've got the Idea to use OpenCL to program a simple Renderer. A clear contra is, that this approach won't benefit from the hardware as the functions on the device (I think). Would it be useful to do ...