I'm working on screen space shadows in an OpenGL/C++ renderer, and I've been having this weird erroneous shadowing artifact. Here's a video of the artifact in action. Notice how the screen space shadows that I want to see are rendering correctly, just with a lot of artifacts on top. This means ther…

It's a little strange that he uses HLSL to calculate projected size and not C++.

You can't pick and choose different lod in hlsl, you can only deal with individuals vertx or pixels.

But I suppose he used hlsl code for demonstration.

Anyway.

I want to add support for anamorphic lens flare effect in my engine.
I was wondering if somebody can share main implementation ideas.
How did you implement it in your studio?

In particular:
1. I'm interested in a screen-space approach. I don't want to splat sprites on top of the rendered image.
2. If I …