Karma Sink

· SideFX Houdini · Karma renderer · #note/sink ·

Environment variables

Disabling devices for more details

Variable Effect
KARMA_XPU_DISABLE_OPTIX_DEVICE = 1 Karma XPU will not use any Optix GPU devices
KARMA_XPU_DISABLE_EMBREE_DEVICE = 1 Karma XPU will not use any Embree CPU devices
KARMA_XPU_DISABLE_DEVICE_n = 1 Karma XPU will not use device number n.
For example, to disable device 3 in a multi-GPU setup:
export KARMA_XPU_DISABLE_DEVICE_3 = 1

Sampling

Adaptive sampling video