SimulationBody class
Immutable simulation body state.
Constructors
- SimulationBody({required String id, required double mass, required double radius, required Vec2 position, required Vec2 velocity, required int colorValue, String? label, String? kind, bool alive = true})
-
Creates a simulation body.
const
-
SimulationBody.fromJson(Map<
String, dynamic> json) -
Deserializes a body from JSON.
factory
Properties
- alive → bool
-
Whether body is active in simulation.
final
- colorValue → int
-
Body ARGB color value.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- id → String
-
Stable body identifier.
final
- kind → String?
-
Optional kind/category tag.
final
- label → String?
-
Optional human-readable label.
final
- mass → double
-
Body mass value.
final
- position → Vec2
-
Body position vector.
final
- radius → double
-
Body render/collision radius.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- velocity → Vec2
-
Body velocity vector.
final
Methods
-
copyWith(
{String? id, String? label, String? kind, double? mass, double? radius, Vec2? position, Vec2? velocity, int? colorValue, bool? alive}) → SimulationBody - Returns a copy with selected fields replaced.
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toJson(
) → Map< String, dynamic> - Serializes this body to JSON.
-
toString(
) → String -
A string representation of this object.
inherited
-
validate(
) → String? - Validates body values and returns an error message if invalid.
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited