# Realtime shadows

Create and control shadows that HDRP updates at runtime. 


| Page | Description |
|-|-|
|[Set a shadow update mode](shadow-update-mode.md)|Control when HDRP updates shadow maps.|
|[Use shadowmasks](Lighting-Mode-Shadowmask.md)|Combine baked and real-time shadows at runtime and render shadows in the far distance.|
|[Use ray-traced shadows](Ray-Traced-Shadows.md)|Use shadows that HDRP traces with individual rays.|