Enum trackball::Fixed

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pub enum Fixed<N: Copy + RealField> {
    Hor(N),
    Ver(N),
    Upp(N),
}
Expand description

Fixed quantity wrt field of view.

  • Implements Default and can be created with Fixed::default() returning Fixed::Ver(N::frac_pi_4()).
  • Implements From<N> and can be created with N::into() returning Fixed::Ver().

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Hor(N)

Fixed horizontal field of view aka Vert- scaling.

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Ver(N)

Fixed vertical field of view aka Hor+ scaling.

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Upp(N)

Fixed unit per pixel on focus plane at distance from eye of one aka Pixel-based scaling.

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impl<N: Copy + RealField> Fixed<N>

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pub fn to_hor(self, max: &Point2<N>) -> Self

Converts to fixed horizontal field of view wrt maximum position in screen space.

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pub fn to_ver(self, max: &Point2<N>) -> Self

Converts to fixed vertical field of view wrt maximum position in screen space.

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pub fn to_upp(self, max: &Point2<N>) -> Self

Converts to fixed unit per pixel on focus plane at distance from eye of one wrt maximum position in screen space.

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pub fn max_and_upp(&self, zat: N, max: &Point2<N>) -> (Point2<N>, N)

Maximum position in camera space and unit per pixel on focus plane wrt distance between eye and target and maximum position in screen space.

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pub const fn into_inner(self) -> N

Underlying quantity.

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pub fn cast<M: Copy + RealField>(self) -> Fixed<M>
where N: SubsetOf<M>,

Casts components to another type, e.g., between f32 and f64.

Trait Implementations§

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impl<N: Copy + RealField> Archive for Fixed<N>

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type Archived = Fixed<N>

The archived representation of this type. Read more
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type Resolver = ()

The resolver for this type. It must contain all the additional information from serializing needed to make the archived type from the normal type.
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unsafe fn resolve(&self, _: usize, (): Self::Resolver, out: *mut Self::Archived)

Creates the archived version of this value at the given position and writes it to the given output. Read more
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impl<N: Clone + Copy + RealField> Clone for Fixed<N>

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fn clone(&self) -> Fixed<N>

Returns a copy 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<N: Debug + Copy + RealField> Debug for Fixed<N>

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

Formats the value using the given formatter. Read more
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impl<N: Copy + RealField> Default for Fixed<N>

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl<'de, N> Deserialize<'de> for Fixed<N>
where N: Deserialize<'de> + Copy + RealField,

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl<De: Fallible + ?Sized, N: Copy + RealField> Deserialize<Fixed<N>, De> for Fixed<N>

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fn deserialize(&self, _: &mut De) -> Result<Self, De::Error>

Deserializes using the given deserializer
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impl<N: Copy + RealField> From<N> for Fixed<N>

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fn from(fov: N) -> Self

Converts to this type from the input type.
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impl<N: PartialEq + Copy + RealField> PartialEq for Fixed<N>

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fn eq(&self, other: &Fixed<N>) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Ser: Fallible + ?Sized, N: Copy + RealField> Serialize<Ser> for Fixed<N>

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fn serialize(&self, _: &mut Ser) -> Result<Self::Resolver, Ser::Error>

Writes the dependencies for the object and returns a resolver that can create the archived type.
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impl<N> Serialize for Fixed<N>
where N: Serialize + Copy + RealField,

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl<N: Copy + Copy + RealField> Copy for Fixed<N>

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impl<N: Eq + Copy + RealField> Eq for Fixed<N>

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impl<N: Copy + RealField> StructuralEq for Fixed<N>

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impl<N: Copy + RealField> StructuralPartialEq for Fixed<N>

Auto Trait Implementations§

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impl<N> RefUnwindSafe for Fixed<N>
where N: RefUnwindSafe,

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impl<N> Send for Fixed<N>

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impl<N> Sync for Fixed<N>

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impl<N> Unpin for Fixed<N>
where N: Unpin,

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impl<N> UnwindSafe for Fixed<N>
where N: UnwindSafe,

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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> ArchivePointee for T

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type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.
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fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata ) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.
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impl<T> ArchiveUnsized for T
where T: Archive,

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type Archived = <T as Archive>::Archived

The archived counterpart of this type. Unlike Archive, it may be unsized. Read more
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type MetadataResolver = ()

The resolver for the metadata of this type. Read more
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unsafe fn resolve_metadata( &self, _: usize, _: <T as ArchiveUnsized>::MetadataResolver, _: *mut <<T as ArchiveUnsized>::Archived as ArchivePointee>::ArchivedMetadata )

Creates the archived version of the metadata for this value at the given position and writes it to the given output. Read more
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unsafe fn resolve_unsized( &self, from: usize, to: usize, resolver: Self::MetadataResolver, out: *mut RelPtr<Self::Archived, <isize as Archive>::Archived> )

Resolves a relative pointer to this value with the given from and to and writes it to the given output. 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<F, W, T, D> Deserialize<With<T, W>, D> for F
where W: DeserializeWith<F, T, D>, D: Fallible + ?Sized, F: ?Sized,

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fn deserialize( &self, deserializer: &mut D ) -> Result<With<T, W>, <D as Fallible>::Error>

Deserializes using the given deserializer
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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<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Pointee for T

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type Metadata = ()

The type for metadata in pointers and references to Self.
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T, S> SerializeUnsized<S> for T
where T: Serialize<S>, S: Serializer + ?Sized,

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fn serialize_unsized( &self, serializer: &mut S ) -> Result<usize, <S as Fallible>::Error>

Writes the object and returns the position of the archived type.
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fn serialize_metadata(&self, _: &mut S) -> Result<(), <S as Fallible>::Error>

Serializes the metadata for the given type.
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impl<SS, SP> SupersetOf<SS> for SP
where SS: SubsetOf<SP>,

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fn to_subset(&self) -> Option<SS>

The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more
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fn is_in_subset(&self) -> bool

Checks if self is actually part of its subset T (and can be converted to it).
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fn to_subset_unchecked(&self) -> SS

Use with care! Same as self.to_subset but without any property checks. Always succeeds.
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fn from_subset(element: &SS) -> SP

The inclusion map: converts self to the equivalent element of its superset.
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<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>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

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

Performs the conversion.
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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impl<T> Scalar for T
where T: 'static + Clone + PartialEq + Debug,