Add a disabled hack to force interpreting depth buffers as RGBA.
Add a disabled hack to force interpreting depth buffers as RGBA.

In order to visualize full dynamic range, until we have something
better in place.

surround-io/apitrace,surround-io/apitrace,EoD/apitrace,tuanthng/apitrace,joshua5201/apitrace,tuanthng/apitrace,PeterLValve/apitrace,PeterLValve/apitrace,schulmar/apitrace,joshua5201/apitrace,schulmar/apitrace,surround-io/apitrace,tuanthng/apitrace,swq0553/apitrace,joshua5201/apitrace,trtt/apitrace,apitrace/apitrace,surround-io/apitrace,schulmar/apitrace,EoD/apitrace,trtt/apitrace,surround-io/apitrace,trtt/apitrace,trtt/apitrace,tuanthng/apitrace,PeterLValve/apitrace,swq0553/apitrace,schulmar/apitrace,swq0553/apitrace,EoD/apitrace,joshua5201/apitrace,tuanthng/apitrace,swq0553/apitrace,joshua5201/apitrace,swq0553/apitrace,trtt/apitrace,EoD/apitrace,schulmar/apitrace,apitrace/apitrace,PeterLValve/apitrace,apitrace/apitrace,apitrace/apitrace,EoD/apitrace