Utilities

These words are not display or input words, but they are part of the practical Machine sketch surface.

Timing

millis: (timing) () -> Int

Behavior: Return current uptime in milliseconds.

millis:

ms: (timing) (durationMs) -> nil

Behavior: Sleep for the given number of milliseconds.

ms: 75

Random

random.below: (utility) (n) -> Int

Behavior: Return a random integer from 0 to n - 1.

random.below: grid.width

Math

math.clamp: (utility) (value, lo, hi) -> Int

Behavior: Clamp a value to the inclusive range lo..hi.

math.clamp: player.x, 0, (grid.width - 1)

math.wrap: (utility) (value, size) -> Int

Behavior: Wrap a value into the range 0..size - 1.

math.wrap: player.x, grid.width