Added environment panel for depth, pressure and outside temperature.

scripts/environment_demo.gd

@@ -0,0 +1,23 @@
+extends VBoxContainer
+
+var elapsed := 0.0
+@onready var panel = $EnvironmentPanel
+
+func _ready() -> void:
+	$Controls/Contrast.toggled.connect(func(high: bool) -> void:
+		theme = load("res://themes/theme_highcontrast.tres" if high else "res://themes/theme.tres")
+	)
+	$Controls/State.item_selected.connect(func(index: int) -> void:
+		if index == 7: panel.clear_telemetry()
+	)
+
+func _process(delta: float) -> void:
+	elapsed += delta
+	match $Controls/State.selected:
+		0: panel.set_telemetry(0, 0.10, 12.4)
+		1: panel.set_telemetry(0.75 + sin(elapsed) * 0.25, 0.11, 12.4)
+		2: panel.set_telemetry(248.6, 2.54, 7.4)
+		3: panel.set_telemetry(850, 8.6, 4.2)
+		4: panel.set_telemetry(400, 9.6, -1.5)
+		5: panel.set_telemetry(1010, 10.1, 3.2)
+		6, 7: pass