From 2ab6b6cfe81505b029f2da397cef0bb58989444f Mon Sep 17 00:00:00 2001
From: Matthew Kosarek <mattkae@protonmail.com>
Date: Thu, 17 Jun 2021 21:32:57 -0400
Subject: (mkosarek) Beginning to explain rigidbody physics in a reasonable way

---
 2d/rigidbody/rigidbody_1/main.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to '2d/rigidbody/rigidbody_1/main.cpp')

diff --git a/2d/rigidbody/rigidbody_1/main.cpp b/2d/rigidbody/rigidbody_1/main.cpp
index 8d4ab0e..321e3e5 100644
--- a/2d/rigidbody/rigidbody_1/main.cpp
+++ b/2d/rigidbody/rigidbody_1/main.cpp
@@ -11,6 +11,8 @@
 #include <cmath>
 #include <cfloat>
 
+const float32 MAX_VELOCITY = 200.f;
+
 struct Rigidbody {
     Vector2 force = { 0, 0 };
     Vector2 velocity = { 0, 0 };
@@ -35,6 +37,14 @@ struct Rigidbody {
         
         Vector2 acceleration = force / mass;
         velocity += (acceleration * deltaTimeSeconds);
+
+        if (ABS(velocity.x) > MAX_VELOCITY) {
+            velocity.x =  SIGN(velocity.x) * MAX_VELOCITY;
+        }
+        if (ABS(velocity.y) > MAX_VELOCITY) {
+            velocity.y =  SIGN(velocity.y) * MAX_VELOCITY;
+        }
+
         position += (velocity * deltaTimeSeconds);
         force = Vector2 { 0.f, 0.f };
     }
-- 
cgit v1.2.1