Finaly got eye-tracking working, so here are some rough benchmarks in DCS.
All benched 1st 60 seconds after the mission says ‘start benchmark’. Looking straight ahead (or trying to keep looking straight ahead)
High CPU mission.
Text is from FRAPS summary
stereo_mode_use_shared_parser = true in graphics.lua
Tests run with both Oculus (via opencomposite) and SteamVR rendering.
opencomposite 50% Pitool 1.25 FR Off
2020-08-31 20:00:32 - DCS
Frames: 2979 - Time: 60000ms - Avg: 49.650 - Min: 44 - Max: 52opencomposite 50% Pitool 1.25 FR aggressive
2020-08-31 20:06:35 - DCS
Frames: 2660 - Time: 60000ms - Avg: 44.333 - Min: 34 - Max: 56opencomposite 50% Pitool 1.25 FR Conservative
2020-08-31 20:10:32 - DCS
Frames: 2674 - Time: 60000ms - Avg: 44.567 - Min: 34 - Max: 56Steam VR. 58% 57% Pitool 1.25 no FR
2020-08-31 20:23:04 - DCS
Frames: 3408 - Time: 60000ms - Avg: 56.800 - Min: 47 - Max: 62Steam VR. 58% 57% Pitool 1.25 FR conservative
2020-08-31 20:37:23 - DCS
Frames: 2866 - Time: 60000ms - Avg: 47.767 - Min: 40 - Max: 54steamvr 58% 57% Pitool 1.25 no FR
2020-08-31 21:06:37 - DCS
Frames: 3475 - Time: 60000ms - Avg: 57.917 - Min: 48 - Max: 61opencomposite 33% Pitool 1.25 no FR
2020-08-31 21:12:07 - DCS
Frames: 3453 - Time: 60000ms - Avg: 57.550 - Min: 45 - Max: 61opencomposite 33% Pitool 1.25 FR Conservative
2020-08-31 21:16:11 - DCS
Frames: 2834 - Time: 60000ms - Avg: 47.233 - Min: 34 - Max: 59
TLDR: I loose frames when running foveated rendering.