Sweep class
This describes the motion of a body/shape for TOI computation. Shapes are defined with respect to the body origin, which may not coincide with the center of mass. However, to support dynamics we must interpolate the center of mass position.
Constructors
- Sweep()
Properties
- a ↔ double
-
getter/setter pair
- a0 ↔ double
-
World angles
getter/setter pair
- alpha0 ↔ double
-
Fraction of the current time step in the range
0,1c0 and a0 are the positions at alpha0.getter/setter pair - c → Vector2
-
final
- c0 → Vector2
-
Center world positions
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- localCenter → Vector2
-
Local center of mass position
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
advance(
double alpha) → void - Advance the sweep forward, yielding a new initial state.
-
getTransform(
Transform xf, double beta) → void - Get the interpolated transform at a specific time.
-
normalize(
) → void -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
setFrom(
Sweep other) → void -
toString(
) → String -
A string representation of this object.
override
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited