Expressions and Variables

Expressions and Variables in WATCHOUT 7 provide a powerful way to create dynamic behaviors throughout your productions. These mathematical and logical formulas are the engine, with variables serving as their dynamic inputs.

Think of expressions as the recipes and variables as the ingredients that can change over time.

Expressions

Expressions can be used in various contexts throughout WATCHOUT 7 to create dynamic show control:

  • Timeline control - Start, stop, and adjust timelines based on conditions
  • Conditional logic - Show or hide cues
  • Tween manipulation - Modify cues look and feel

For more details: Working with Expressions

Variables

WATCHOUT 7 can receive input from various external sources to control variables in your productions. These input methods allow for dynamic control and integration with other show systems.

Available Input Methods

Each of the following input method has unique advantages. You can use multiple input methods simultaneously to create flexible, responsive shows.

  • MIDI and MSC - Control via music equipment and show control systems
  • OSC - Modern network-based control protocol
  • DMX - Lighting control protocol integration
  • Variable Cues - Cue control of variables
  • External WATCHOUT Protocols - Used from Control Systems
  • User Interface - Manual control via Producer slider

For more details: Variable Properties

The combination of expressions and variables creates a powerful system for building responsive, adaptable shows that go beyond linear media playback.