matt77hias / cu-smallpt

☀️ CUDA Path Tracer

cpp-smallpt

About

CUDA C++ modification of Kevin Baeson's 99 line C++ path tracer

Note: I deliberately chose for the same software design for all programming languages out of clarity and performance reasons (this can conflict with the nature of declarative/functional programming languages).

Before Use

Modify Windows Timeout Detection and Recovery

1. Open regedit
2. Goto HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\GraphicsDrivers
3. Add (or update) REG_DWORD with name TdrDelay and value x seconds (default is 2 seconds)
4. Reboot Windows

or

Disable Windows Timeout Detection and Recovery

1. Open NVidia's Nsight Monitor
2. Goto Nsight Monitor options -> General
3. Set WDDM TDR enabled to false
4. Reboot Windows

Also possible via regedit