From a00c0aab1eb5a7a55bef8ca08115bdd722ab5699 Mon Sep 17 00:00:00 2001
From: Matthew Kosarek <mattkae@protonmail.com>
Date: Sun, 16 May 2021 19:50:15 -0400
Subject: Moved the frontend directory up so that it no longer exists

---
 frontend/_shared/math/vec2.js | 64 -------------------------------------------
 1 file changed, 64 deletions(-)
 delete mode 100644 frontend/_shared/math/vec2.js

(limited to 'frontend/_shared/math/vec2.js')

diff --git a/frontend/_shared/math/vec2.js b/frontend/_shared/math/vec2.js
deleted file mode 100644
index 11e71cd..0000000
--- a/frontend/_shared/math/vec2.js
+++ /dev/null
@@ -1,64 +0,0 @@
-function vec2(x = 0, y = 0) {
-    return { x: x, y: y};
-}
-
-function addVec2(v1, v2) {
-    return {
-        x: v1.x + v2.x,
-        y: v1.y + v2.y
-    };
-}
-
-function subVec2(v1, v2) {
-    return {
-        x: v1.x - v2.x,
-        y: v1.y - v2.y
-    };
-}
-
-function scaleVec2(v, s) {
-    return {
-        x: v.x * s,
-        y: v.y * s
-    };
-}
-
-function dot2(v1, v2) {
-    return v1.x * v2.x + v1.y * v2.y;
-}
-
-function length2(v) {
-    return Math.sqrt(v.x * v.x + v.y * v.y);
-}
-
-function normalize2(v) {
-    const lLength = length2(v);
-    const lInverseLength = lLength === 0 ? 1.0 : 1.0 / length2(v);
-    return { x: v.x * lInverseLength, y: v.y * lInverseLength };
-}
-
-function vec2str(v) {
-    return `(${v.x.toFixed(2)}, ${v.y.toFixed(2)})`;
-}
-
-function getPerp2(v) {
-    return {
-        x: -v.y,
-        y: v.x
-    };
-}
-
-function negate2(v) {
-    return {
-        x: -v.x,
-        y: -v.y
-    };
-}
-
-// Algorithm plucked from: https://matthew-brett.github.io/teaching/rotation_2d.html
-function rotateAboutOrigin2(v, angle) {
-    return {
-        x: v.x * Math.cos(angle) - v.y * Math.sin(angle),
-        y: v.x * Math.sin(angle) + v.y * Math.cos(angle),
-    };
-}
\ No newline at end of file
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