A decimal number you change by dragging. Takes label (The text beside it), value (The current value), speed (How much the value changes per pixel dragged), minValue (The lowest value), maxValue (The highest value (min = max means no limits)). Returns: The new value.
label
String
value
Double
speed
Double
minValue
Double
maxValue
Double
gravity = igiDragFloat("Gravity", gravity, 0.01, 0.0, 2.0)