Struct rs_pbrt::lights::spot::SpotLight

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pub struct SpotLight {
    pub p_light: Point3f,
    pub i: Spectrum,
    pub cos_total_width: Float,
    pub cos_falloff_start: Float,
    pub flags: u8,
    pub n_samples: i32,
    pub medium_interface: MediumInterface,
    pub light_to_world: Transform,
    pub world_to_light: Transform,
}

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§p_light: Point3f§i: Spectrum§cos_total_width: Float§cos_falloff_start: Float§flags: u8§n_samples: i32§medium_interface: MediumInterface§light_to_world: Transform§world_to_light: Transform

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impl SpotLight

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pub fn new( light_to_world: &Transform, medium_interface: &MediumInterface, i: &Spectrum, total_width: Float, falloff_start: Float ) -> Self

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pub fn falloff(&self, w: &Vector3f) -> Float

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pub fn sample_li<'a, 'b>( &'b self, iref: &'a InteractionCommon, light_intr: &'b mut InteractionCommon, _u: Point2f, wi: &mut Vector3f, pdf: &mut Float, vis: &mut VisibilityTester<'a, 'b> ) -> Spectrum

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pub fn power(&self) -> Spectrum

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pub fn preprocess(&self, _scene: &Scene)

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pub fn le(&self, _ray: &Ray) -> Spectrum

Default implementation returns no emitted radiance for a ray that escapes the scene bounds.

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pub fn pdf_li(&self, _iref: &dyn Interaction, _wi: &Vector3f) -> Float

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pub fn sample_le( &self, u1: Point2f, _u2: Point2f, time: Float, ray: &mut Ray, n_light: &mut Normal3f, pdf_pos: &mut Float, pdf_dir: &mut Float ) -> Spectrum

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pub fn get_flags(&self) -> u8

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pub fn get_n_samples(&self) -> i32

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pub fn pdf_le( &self, ray: &Ray, _n_light: &Normal3f, pdf_pos: &mut Float, pdf_dir: &mut Float )

Trait Implementations§

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impl Clone for SpotLight

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fn clone(&self) -> SpotLight

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

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fn type_id(&self) -> TypeId

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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 Twhere T: ?Sized,

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

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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 Twhere 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> Pointable for T

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const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

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unsafe fn drop(ptr: usize)

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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

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fn to_owned(&self) -> T

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fn clone_into(&self, target: &mut T)

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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

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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 Twhere U: TryFrom<T>,

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

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.