From 44d26b77c45668c9b0c99894a4294cec004361fe Mon Sep 17 00:00:00 2001
From: "Kartik K. Agaram" <vc@akkartik.com>
Date: Fri, 16 Jul 2021 08:09:42 -0700
Subject: .

---
 linux/raytracing/vec3.h | 102 ------------------------------------------------
 1 file changed, 102 deletions(-)
 delete mode 100644 linux/raytracing/vec3.h

(limited to 'linux/raytracing/vec3.h')

diff --git a/linux/raytracing/vec3.h b/linux/raytracing/vec3.h
deleted file mode 100644
index d8341d36..00000000
--- a/linux/raytracing/vec3.h
+++ /dev/null
@@ -1,102 +0,0 @@
-#ifndef VEC3_H
-#define VEC3_H
-
-#include <cmath>
-#include <iostream>
-
-using std::sqrt;
-
-class vec3 {
-    public:
-        vec3() : e{0,0,0} {}
-        vec3(float e0, float e1, float e2) : e{e0, e1, e2} {}
-
-        float x() const { return e[0]; }
-        float y() const { return e[1]; }
-        float z() const { return e[2]; }
-
-        vec3 operator-() const { return vec3(-e[0], -e[1], -e[2]); }
-        float operator[](int i) const { return e[i]; }
-        float& operator[](int i) { return e[i]; }
-
-        vec3& operator+=(const vec3 &v) {
-            e[0] += v.e[0];
-            e[1] += v.e[1];
-            e[2] += v.e[2];
-            return *this;
-        }
-
-        vec3& operator*=(const float t) {
-            e[0] *= t;
-            e[1] *= t;
-            e[2] *= t;
-            return *this;
-        }
-
-        vec3& operator/=(const float t) {
-            return *this *= 1/t;
-        }
-
-        float length() const {
-            return sqrt(length_squared());
-        }
-
-        float length_squared() const {
-            return e[0]*e[0] + e[1]*e[1] + e[2]*e[2];
-        }
-
-    public:
-        float e[3];
-};
-
-// Type aliases for vec3
-using point3 = vec3;   // 3D point
-using color = vec3;    // RGB color
-
-// vec3 Utility Functions
-
-inline std::ostream& operator<<(std::ostream &out, const vec3 &v) {
-    return out << v.e[0] << ' ' << v.e[1] << ' ' << v.e[2];
-}
-
-inline vec3 operator+(const vec3 &u, const vec3 &v) {
-    return vec3(u.e[0] + v.e[0], u.e[1] + v.e[1], u.e[2] + v.e[2]);
-}
-
-inline vec3 operator-(const vec3 &u, const vec3 &v) {
-    return vec3(u.e[0] - v.e[0], u.e[1] - v.e[1], u.e[2] - v.e[2]);
-}
-
-inline vec3 operator*(const vec3 &u, const vec3 &v) {
-    return vec3(u.e[0] * v.e[0], u.e[1] * v.e[1], u.e[2] * v.e[2]);
-}
-
-inline vec3 operator*(float t, const vec3 &v) {
-    return vec3(t*v.e[0], t*v.e[1], t*v.e[2]);
-}
-
-inline vec3 operator*(const vec3 &v, float t) {
-    return t * v;
-}
-
-inline vec3 operator/(vec3 v, float t) {
-    return (1/t) * v;
-}
-
-inline float dot(const vec3 &u, const vec3 &v) {
-    return u.e[0] * v.e[0]
-         + u.e[1] * v.e[1]
-         + u.e[2] * v.e[2];
-}
-
-inline vec3 cross(const vec3 &u, const vec3 &v) {
-    return vec3(u.e[1] * v.e[2] - u.e[2] * v.e[1],
-                u.e[2] * v.e[0] - u.e[0] * v.e[2],
-                u.e[0] * v.e[1] - u.e[1] * v.e[0]);
-}
-
-inline vec3 unit_vector(vec3 v) {
-    return v / v.length();
-}
-
-#endif
-- 
cgit 1.4.1-2-gfad0