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Implement HasBoundingBox for Tirangle

This commit is contained in:
Matthew Gordon 2020-01-29 16:50:26 -05:00
parent e67204b96e
commit 1044fc3986
1 changed files with 7 additions and 1 deletions
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8
src/raycasting/triangle.rs
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@ -1,6 +1,6 @@
use crate::materials::Material; use crate::materials::Material;
use super::{Intersect, IntersectionInfo, Ray}; use super::{BoundingBox, HasBoundingBox, Intersect, IntersectionInfo, Ray};
use nalgebra::{Point3, RealField, Vector2, Vector3}; use nalgebra::{Point3, RealField, Vector2, Vector3};
use std::sync::Arc; use std::sync::Arc;
@ -77,6 +77,12 @@ impl<T: RealField> Intersect<T> for Triangle<T> {
} }
} }
impl<T: RealField> HasBoundingBox<T> for Triangle<T> {
fn bounding_box(&self) -> BoundingBox<T> {
BoundingBox::from_points(&self.vertices)
}
}
fn indices_with_index_of_largest_element_last<T: RealField>(v: &Vector3<T>) -> [usize; 3] { fn indices_with_index_of_largest_element_last<T: RealField>(v: &Vector3<T>) -> [usize; 3] {
if v.x > v.y { if v.x > v.y {
if v.z > v.x { if v.z > v.x {