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RigidBody

proof_engine::physics

Struct RigidBody 

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pub struct RigidBody {
Show 21 fields
    pub id: BodyId,
    pub position: Vec2,
    pub velocity: Vec2,
    pub acceleration: Vec2,
    pub mass: f32,
    pub inv_mass: f32,
    pub restitution: f32,
    pub friction: f32,
    pub damping: f32,
    pub angle: f32,
    pub angular_vel: f32,
    pub angular_damp: f32,
    pub inertia: f32,
    pub inv_inertia: f32,
    pub force_accum: Vec2,
    pub torque_accum: f32,
    pub is_sleeping: bool,
    pub collider: Collider,
    pub tag: u32,
    pub layer: u8,
    pub mask: u8,

}
Expand description

A simulated rigid body (treated as a point mass for simplicity).

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§id: BodyId§position: Vec2§velocity: Vec2§acceleration: Vec2§mass: f32§inv_mass: f32§restitution: f32§friction: f32§damping: f32§angle: f32§angular_vel: f32§angular_damp: f32§inertia: f32§inv_inertia: f32§force_accum: Vec2§torque_accum: f32§is_sleeping: bool§collider: Collider§tag: u32

User-provided tag for identification.

§layer: u8§mask: u8

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impl RigidBody

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pub fn dynamic(position: Vec2, mass: f32, collider: Collider) -> Self

Create a new dynamic body.

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pub fn static_body(position: Vec2, collider: Collider) -> Self

Create a static body (unmovable).

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pub fn apply_force(&mut self, force: Vec2)

Apply a force at the body’s center of mass.

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pub fn apply_force_at_point(&mut self, force: Vec2, point: Vec2)

Apply a force at a world-space point (generates torque if off-center).

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pub fn apply_impulse(&mut self, impulse: Vec2)

Apply an impulse (instantaneous velocity change).

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pub fn clear_forces(&mut self)

Clear accumulated forces.

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pub fn is_static(&self) -> bool

Returns true if the body is static (infinite mass).

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pub fn kinetic_energy(&self) -> f32

Kinetic energy.

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pub fn wake(&mut self)

Wake the body from sleep.

Trait Implementations§

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impl Clone for RigidBody

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fn clone(&self) -> RigidBody

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for RigidBody

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> Downcast for T
where T: Any,

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fn into_any(self: Box<T>) -> Box<dyn Any>

Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<S> FromSample<S> for S

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fn from_sample_(s: S) -> S

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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Calls U::from(self).

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type Owned = T

The resulting type after obtaining ownership.
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Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> ToSample<U> for T
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fn to_sample_(self) -> U

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impl<T, U> TryFrom<U> for T
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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

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type Error = <U as TryFrom<T>>::Error

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