From 6e364665cb939df89afb21a8ffaa0ff99a63d8ee Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludvig=20B=C3=B6klin?= <ludvig.boklin@protonmail.com>
Date: Wed, 21 Apr 2021 16:07:24 +0200
Subject: [PATCH] Prevent drag forces from causing something to come to a
 complete stop

---
 common/systems/src/phys.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/common/systems/src/phys.rs b/common/systems/src/phys.rs
index da058af3a5..71e05f5390 100644
--- a/common/systems/src/phys.rs
+++ b/common/systems/src/phys.rs
@@ -86,7 +86,9 @@ fn integrate_forces(
             // This way we can only ever lose velocity and will never experience a reverse
             // in direction from events such as falling into water at high velocities.
             if new_v.dot(vel.0) < 0.0 {
-                vel.0 -= vel.0.projected(&impulse);
+                // Multiply by a factor to prevent full stop, as this can cause things to get
+                // stuck in high-density medium
+                vel.0 -= vel.0.projected(&impulse) * 0.7;
             } else {
                 vel.0 = new_v;
             }