Rocket API:

controls

• controls.thrust - thrust percentage; value from 0 to 100
• controls.gimbal - thrust angle; value from -1 (left) to 1 (right)

sensors

• sensors.altitude - current altitude
• sensors.position - current horizontal position (negative is left of center, vice versa)
• sensors.angle - angle in radians (0 is up, negative is left, positive is right)

input (not available in all scenarios)

• input.keys - boolean array of keypress states (e.g. if (input.keys[KEY.LEFT]) {...})
• KEY - key code constants (KEY.LEFT, KEY.RIGHT, KEY.UP, KEY.DOWN)