From f81139a6cb6b9966d007931e1b85d20ca6bc4b74 Mon Sep 17 00:00:00 2001
From: Altagos <jakob@altagos.dev>
Date: Sat, 20 Apr 2024 13:22:48 +0200
Subject: [PATCH] rename

---
 src/camera.zig          |  2 +-
 src/hittable.zig        |  4 ++--
 src/hittable/sphere.zig |  2 +-
 src/interval.zig        | 10 ++++++++++
 src/material.zig        |  2 +-
 src/rayray.zig          |  2 +-
 src/tracer.zig          |  4 ++--
 7 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/src/camera.zig b/src/camera.zig
index 3c6ea12..950d192 100644
--- a/src/camera.zig
+++ b/src/camera.zig
@@ -5,7 +5,7 @@ const zigimg = @import("zigimg");
 const color = zigimg.color;
 const zm = @import("zmath");
 
-pub const Ray = @import("ray.zig");
+pub const Ray = @import("Ray.zig");
 const util = @import("util.zig");
 
 const log = std.log.scoped(.camera);
diff --git a/src/hittable.zig b/src/hittable.zig
index 6a07c6d..88f4393 100644
--- a/src/hittable.zig
+++ b/src/hittable.zig
@@ -4,10 +4,10 @@ const zm = @import("zmath");
 
 const IntervalF32 = @import("interval.zig").IntervalF32;
 const Material = @import("material.zig").Material;
-const Ray = @import("ray.zig");
+const Ray = @import("Ray.zig");
 
 // Hittable Objects
-pub const Sphere = @import("hittable/sphere.zig");
+pub const Sphere = @import("hittable/Sphere.zig");
 
 pub const HitRecord = struct {
     p: zm.Vec,
diff --git a/src/hittable/sphere.zig b/src/hittable/sphere.zig
index c445ea8..f9d19e1 100644
--- a/src/hittable/sphere.zig
+++ b/src/hittable/sphere.zig
@@ -1,7 +1,7 @@
 const zm = @import("zmath");
 
 const IntervalF32 = @import("../interval.zig").IntervalF32;
-const Ray = @import("../ray.zig");
+const Ray = @import("../Ray.zig");
 const HitRecord = @import("../hittable.zig").HitRecord;
 const Material = @import("../material.zig").Material;
 
diff --git a/src/interval.zig b/src/interval.zig
index a267dc3..b80c420 100644
--- a/src/interval.zig
+++ b/src/interval.zig
@@ -96,6 +96,11 @@ fn IntInterval(comptime T: type) type {
             return x;
         }
 
+        pub fn expand(self: *const Self, delta: T) Interval {
+            const padding = delta / 2;
+            return .{ .min = self.min - padding, .max = self.max + padding };
+        }
+
         pub fn iter(self: *const Self) Iterator {
             return Iterator{
                 .interval = self.*,
@@ -132,5 +137,10 @@ fn FloatInterval(comptime T: type) type {
             if (x > self.max) return self.max;
             return x;
         }
+
+        pub fn expand(self: *const Self, delta: T) Interval {
+            const padding = delta / 2;
+            return .{ .min = self.min - padding, .max = self.max + padding };
+        }
     };
 }
diff --git a/src/material.zig b/src/material.zig
index 2bbe963..4aaf1e5 100644
--- a/src/material.zig
+++ b/src/material.zig
@@ -3,7 +3,7 @@ const math = @import("std").math;
 const zm = @import("zmath");
 
 const hittable = @import("hittable.zig");
-const Ray = @import("ray.zig");
+const Ray = @import("Ray.zig");
 const util = @import("util.zig");
 
 pub const Material = union(enum) {
diff --git a/src/rayray.zig b/src/rayray.zig
index ee638bc..7cdd5b3 100644
--- a/src/rayray.zig
+++ b/src/rayray.zig
@@ -4,7 +4,7 @@ const spall = @import("spall");
 const zigimg = @import("zigimg");
 const color = zigimg.color;
 
-pub const Camera = @import("camera.zig");
+pub const Camera = @import("Camera.zig");
 pub const hittable = @import("hittable.zig");
 const IntervalUsize = @import("interval.zig").IntervalUsize;
 pub const material = @import("material.zig");
diff --git a/src/tracer.zig b/src/tracer.zig
index 180be41..3a6db92 100644
--- a/src/tracer.zig
+++ b/src/tracer.zig
@@ -4,10 +4,10 @@ const spall = @import("spall");
 const zigimg = @import("zigimg");
 const zm = @import("zmath");
 
-const Camera = @import("camera.zig");
+const Camera = @import("Camera.zig");
 const hittable = @import("hittable.zig");
 const material = @import("material.zig");
-const Ray = @import("ray.zig");
+const Ray = @import("Ray.zig");
 const util = @import("util.zig");
 
 const interval = @import("interval.zig");
-- 
2.51.2