From 7aa2a67d8381c9a88d69a3f53d74a7f079214263 Mon Sep 17 00:00:00 2001
From: Richard Qin <richard.qin.x@gmail.com>
Date: Mon, 9 Mar 2026 21:49:43 +0800
Subject: Establish a well-structured modern C++ project architecture Focus on
 code quality: Treat strict warnings as errors, memory checks with Sanitizers,
 Clang formatting and static analysis Performance optimization: LTO, ccache

---
 vec3.h | 41 -----------------------------------------
 1 file changed, 41 deletions(-)
 delete mode 100644 vec3.h

(limited to 'vec3.h')

diff --git a/vec3.h b/vec3.h
deleted file mode 100644
index 5fe4adf..0000000
--- a/vec3.h
+++ /dev/null
@@ -1,41 +0,0 @@
-#ifndef VEC_3
-#define VEC_3
-
-#include <cmath>
-#include <iostream>
-
-class vec3{
-  public:
-    double e[3];
-
-    vec3() : e{0, 0, 0} {}
-    vec3(double e0, double e1, double e2) : e{e0, e1, e2} {}
-
-    double x() const;
-    double y() const;
-    double z() const;
-
-    vec3 operator-() const;
-    double operator[](int i) const;
-    double &operator[](int i);
-    vec3& operator+=(const vec3 & other);
-    vec3& operator*=(double t);
-    vec3& operator/=(double t);
-    double length() const;
-    double length_squared() const;
-
-
-};
-
-inline std::ostream &operator<<(std::ostream &out, const vec3 &v);
-inline vec3 operator+(const vec3 &u, const vec3 &v);
-inline vec3 operator-(const vec3 &u, const vec3 &v);
-inline vec3 operator*(const vec3 &u, const vec3 &v);
-inline vec3 operator*(double t, const vec3 &v);
-inline vec3 operator*(const vec3 &v, double t);
-inline vec3 operator/(const vec3 &v, double t);
-inline double dot(const vec3 &u, const vec3 &v);
-inline vec3 cross(const vec3 &u, const vec3 &v);
-inline vec3 unit_vector(const vec3 &v);
-
-#endif
-- 
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