Add a data row to a section

Get current value of a dataref by name

JSF-compliant parse function

Create a labeled section frame - returns (section_frame, content_frame)

Normalize angle to 0-360 range Uses fmod() for deterministic execution time (no variable-iteration loops) This is important for real-time and safety-c

* Normalize angle to 0-360 range */

JSF-compliant parse function

JSF-compliant parse function (no exceptions)

JSF-compliant parse function (no exceptions)

Check if the F16 MFD 2 is connected

JSF-compliant parse function

JSF-COMPLIANT: Iterative binomial coefficient calculation (n choose k) AV Rule 119: No recursion allowed AV Rule 113: Single exit point Uses iterative

======================================================================== REMOVE BEFORE FLIGHT - Recursion ============================================

Format latitude/longitude for display

Calculate ISA temperature at given pressure altitude

* Calculate ISA temperature at given pressure altitude */

Normalize angle to 0-360 range Uses fmod() for deterministic execution time (no variable-iteration loops) This is important for real-time and safety-c

* Print usage information */

Show error overlay with message

Switch between multi-panel and single-panel views

Update all label fonts based on display mode

Calculate density altitude using exact formula DA = PA + [120 * (OAT - ISA)]

* Calculate density altitude using exact formula * * DA = PA + [120 * (OAT - ISA)] * where 120 is an approximation factor * * More precisely:

Call C++ density altitude calculator When display_mode == 9 (viewing DENSITY ALT panel in full screen), this will force the C

Calculate complete density altitude data

* Calculate complete density altitude data */

Calculate air density ratio (sigma) σ = ρ / ρ₀

* Calculate air density ratio (sigma) * σ = ρ / ρ₀ */

Calculate Equivalent Airspeed (EAS) EAS = TAS * sqrt(σ)

* Calculate Equivalent Airspeed (EAS) * EAS = TAS * sqrt(σ) */

AV Rule 58: Long parameter lists formatted one per line

Call C++ flight calculator for comprehensive calculations

Calculate comprehensive turn performance

* Calculate comprehensive turn performance * * Formulas: * - Turn radius: R = V² / (g * tan φ) * - Turn rate: ω = (g * tan φ) / V * - Lead dista

Call C++ turn calculator

Calculate VNAV parameters

* Calculate VNAV parameters * * Key formulas: * - Flight path angle: γ = atan(Δh / distance) * - Required VS: VS_fpm = 101.27 * GS_kts * tan(γ)

Call C++ VNAV calculator - assumes descent to 10000 ft at 100nm

Calculate wind components relative to aircraft track

* Calculate wind components relative to aircraft track */

AV Rule 58: Long parameter lists formatted one per line

Clean up resources

Create all data field labels (called only once during UI setup)

Create error overlay with big red X (hidden by default)

Detect and initialize the F16 MFD 2 device

Get dataref ID by name, with caching

Hide error overlay

Initialize all StringVar variables for data display

Load B612 Mono font (Airbus cockpit font)

Main entry point

Poll for button presses once (called from main thread) Returns True if device is still connected, False otherwise

Output results as JSON

Output results as JSON

Output results as JSON

Output results as JSON

* Output results as JSON */

* Output results as JSON */

* Output results as JSON */

* Output results as JSON */

Output comprehensive JSON results

* Output all results as JSON */

Setup keyboard shortcuts for display mode switching

Setup the MFD user interface

Show all panels in 3-column layout

Show single panel in full screen

Update all data fields from X-Plane

Main update loop for the MFD

Initialize USB device manager Args: button_callback: Function to call when a button is pressed, receives button_number (0

AV Rule 113: Single exit point

AV Rule 113: Single exit point