Rendering – Fogging

Why Is Fogging ‘Handy’?

Fogging is handy because it fades the world in the distance so you dont see models and landscape popping up as they come in view.

What Is A Clipping Plane?

The clipping plane is the area where models and landscape come into view to the player.

Is Volumetric Fog Considered To Be An Object Or A Result Of Distance From The Camera?

Volumetric fog is considred to be an actual phusical object rather than a result of distance from the camera.

What Is Volumetric Fogging Like?

Volumetric fogging  is like walking through a big cloud.

What Is A Read – Modify – Write Operation ?

This is when a pixel may have to be changed or combined with another pixel, so the pixel is taken out and edited/combined with another pixel and then put back in the same place.

Name And Describe Two Blend Modes.

The first blend mode is straight Alpha blending , this just simply adds a percentage of background pixel to an inverse percentage of the new pixel.

The second is additive blending, this is when it takes a percentage of the old pixel and then just adds a specific amount of new pixel (rather than a percentage).