Add color_curve RGBGFX test
#3995
| Job | Run time |
|---|---|
| 2m 20s | |
| 5m 16s | |
| 5m 22s | |
| 6m 1s | |
| 5m 30s | |
| 4m 21s | |
| 1m 10s | |
| 5m 51s | |
| 4m 47s | |
| 56s | |
| 5m 56s | |
| 5m 41s | |
| 6m 0s | |
| 4m 25s | |
| 3m 59s | |
| 5m 52s | |
| 5m 52s | |
| 2m 31s | |
| 3m 51s | |
| 2m 37s | |
| 3m 33s | |
| 1h 31m 51s |