I am trying to implement a simple way to render particles in my toy app. I'm rendering billboarding quads with alpha blending, but this causes a problem with the depth stenciling where parts of the qu...

How is it possible that a fragment is generated, passes the depth test but isn't written to the current render target? This is the pixel history I see if I capture a frame in RenderDoc: The fragment ...

I'm currently writing a gravity-simulation and I have a small problem displaying the particles with OpenGL. To get "round" particles, I create a small float-array like this: for (int n = 0; ...