Ride rating calculation

https://github.com/OpenRCT2/OpenRCT2/wiki/Ride-rating-calculation

Ride-independent excitement, intensity, and nausea terms from max positive, negative, and lateral g, drops (excitement capped at 9), highest drop, inversions (capped at 6), and scenery within 5 tiles of the station (0.05 each, max 47); excitement cut 25% above intensity 10 with further steps at 11, 12, 13.2, 14.5; lateral g penalties at 2.8 and 3.1. Page notes it is incomplete.

Decoration and beauty, Design performance rating