Merge branch 'main' of ssh://git.djairo.dev:2222/djairoh/raytracing

2026-04-21 23:06:47 +02:00
parent 79e6d04e50 6bf65eb60c
commit ffad2f12e4
2 changed files with 4 additions and 2 deletions
--- a/src/objects/sphere.rs
+++ b/src/objects/sphere.rs
@@ -42,7 +42,9 @@ impl Hittable for Sphere {
        if d < 0. {
            None
        } else {
-            let t = (h - sqrt(d)) / a;
+            let tl = (h - sqrt(d)) / a;
+            let tr = (h + sqrt(d)) / a;
+            let t = if tl > 0.001 { tl } else { tr };
            let p = r.at(t);
            let out_n = (p - self.center) / self.radius;
            Some(Hit::new(