From 5c613a10364f30bd6add25f7950433f0c482c3ca Mon Sep 17 00:00:00 2001
From: Matthew Kosarek <mattkae@protonmail.com>
Date: Sun, 31 Oct 2021 13:54:11 -0400
Subject: (mkosarek) Working undamped spring motion

---
 shared_cpp/mathlib.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'shared_cpp/mathlib.cpp')

diff --git a/shared_cpp/mathlib.cpp b/shared_cpp/mathlib.cpp
index 3402f0e..5996ba3 100644
--- a/shared_cpp/mathlib.cpp
+++ b/shared_cpp/mathlib.cpp
@@ -12,6 +12,13 @@
 
 // ***************************************
 // Vector2
+Vector2::Vector2() { }
+
+Vector2::Vector2(float inX, float inY) {
+    x = inX;
+    y = inY;
+}
+
 Vector2 getRandomNormalVector2() {
     Vector2 retval = {
 		static_cast<float>(rand()) / static_cast<float>(RAND_MAX),
@@ -291,6 +298,10 @@ Vector4 Vector4::cross(const Vector4& other) {
 	};
 }
 
+Vector4 lerp(Vector4 start, Vector4 end, float t) {
+    return (end - start) * t + start;
+}
+
 Vector4 Vector4::operator+(const Vector4& v2) {
     return add(v2);
 }
-- 
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