31 lines
740 B
Rust
31 lines
740 B
Rust
use nalgebra::{Point3, Vector3};
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#[derive(Clone)]
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pub struct Light {
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pub position: Point3<f64>,
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pub colour: Vector3<f32>,
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pub falloff: Vector3<f32>,
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pub ambient: bool,
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}
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impl Light {
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pub fn new(position: Point3<f64>, colour: Vector3<f64>, falloff: Vector3<f64>) -> Light {
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let colour = colour.cast();
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let falloff = falloff.cast();
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Light {
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position,
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colour,
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falloff,
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ambient: false,
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}
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}
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pub fn ambient(colour: Vector3<f64>) -> Light {
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Light {
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position: Point3::new(0.0, 0.0, 0.0),
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colour: colour.cast(),
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falloff: Vector3::new(0.0, 0.0, 0.0),
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ambient: true,
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}
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}
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}
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