From 9aa19dfa30d12a28b56d653658fd3d553c26bba2 Mon Sep 17 00:00:00 2001
From: Kazhnuz <kazhnuz@kobold.cafe>
Date: Thu, 25 Nov 2021 11:34:25 +0100
Subject: [PATCH] fix: only apply friction if it's > 0

---
 .../birb/modules/world/actors/mixins/physics.lua     | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/sonic-bluestreak.love/birb/modules/world/actors/mixins/physics.lua b/sonic-bluestreak.love/birb/modules/world/actors/mixins/physics.lua
index 8b6a143..027fc3c 100644
--- a/sonic-bluestreak.love/birb/modules/world/actors/mixins/physics.lua
+++ b/sonic-bluestreak.love/birb/modules/world/actors/mixins/physics.lua
@@ -54,10 +54,16 @@ function PhysicalActor:getFuturePosition(dt)
 end
 
 function PhysicalActor:applyFriction(dt)
-    self.xsp = utils.math.toZero(self.xsp, self.xfrc * dt)
-    self.ysp = utils.math.toZero(self.ysp, self.yfrc * dt)
+    if (self.xfrc > 0) then
+        self.xsp = utils.math.toZero(self.xsp, self.xfrc * dt)
+    end
+    if (self.yfrc > 0) then
+        self.ysp = utils.math.toZero(self.ysp, self.yfrc * dt)
+    end
     if (self.z ~= nil) then
-        self.zsp = utils.math.toZero(self.zsp, self.zfrc * dt)
+        if (self.zfrc > 0) then
+            self.zsp = utils.math.toZero(self.zsp, self.zfrc * dt)
+        end
     end
 end