Trait pbrt::core::filter::Filter

pub trait Filter {
    fn evaluate(&self, p: Point2f) -> Float;
    fn radius(&self) -> Vector2f;
    fn inv_radius(&self) -> Vector2f;
}

Trait Filter describes a sampling strategy.

Required methods

fn evaluate(&self, p: Point2f) -> Float

evaluate the filter at the given point p.

fn radius(&self) -> Vector2f

return the radius this filter was created with.

fn inv_radius(&self) -> Vector2f

return the inverse of the radius this filter was created with.

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Implementors

impl Filter for BoxFilter

fn evaluate(&self, _: Point2f) -> Float

returns 1. for any point given.

fn radius(&self) -> Vector2f

return the radius this filter was created with.

fn inv_radius(&self) -> Vector2f

return the inverse of the radius this filter was created with.

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