From 86914985b77ddf5d6d3a3dd6c13deed9d906a471 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Wed, 7 Dec 2022 22:37:14 +0900
Subject: refactor: separate single main.zig

---
 src/rtw/hit_record.zig | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 src/rtw/hit_record.zig

(limited to 'src/rtw/hit_record.zig')

diff --git a/src/rtw/hit_record.zig b/src/rtw/hit_record.zig
new file mode 100644
index 0000000..f71904e
--- /dev/null
+++ b/src/rtw/hit_record.zig
@@ -0,0 +1,21 @@
+const vec = @import("vec.zig");
+const material = @import("material.zig");
+const Vec3 = vec.Vec3;
+const Point3 = vec.Point3;
+const Material = material.Material;
+
+pub const HitRecord = struct {
+    // The point where the ray and the hittable hits.
+    p: Point3,
+    // The normal of the hittable at p.
+    normal: Vec3,
+    // The material at p.
+    material: *const Material,
+    // p = ray.at(t)
+    t: f64,
+    // The coordinate of the surface where the ray intersects.
+    u: f64,
+    v: f64,
+    // True if the ray hits the hittable from the front face, i.e., outside of it.
+    front_face: bool,
+};
-- 
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