25 lines
394 B
Rust
25 lines
394 B
Rust
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use super::Point3;
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use super::Vec3;
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pub struct Ray {
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pub orig: Point3,
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pub dir: Vec3
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}
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impl Ray {
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pub fn new(o: Point3, d: Vec3) -> Ray {
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Ray { orig: o, dir: d }
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}
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pub fn origin(&self) -> Point3 {
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self.orig
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}
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pub fn direction(&self) -> Vec3 {
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self.dir
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}
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pub fn at(&self, t: f64) -> Point3 {
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self.orig + t*self.dir
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}
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}
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