From 7c240ecbc9df74fbeccada1eeccef5422734fcba Mon Sep 17 00:00:00 2001
From: oilboi <47129783+oilboi@users.noreply.github.com>
Date: Sat, 4 Jul 2020 08:28:51 -0400
Subject: [PATCH] Add in actual 2d direction rotation for minecarts

---
 mods/fireworks/init.lua |  5 +++++
 mods/minecart/init.lua  | 17 +++++++++++------
 2 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/mods/fireworks/init.lua b/mods/fireworks/init.lua
index f52f968..f631ba7 100644
--- a/mods/fireworks/init.lua
+++ b/mods/fireworks/init.lua
@@ -3,6 +3,11 @@ local colors ={
     "white",
     "blue"
 }
+local colors_halloween ={
+    "orange",
+    "black"
+}
+
 
 local function fireworks_pop(pos)
     for _,color in pairs(colors) do
diff --git a/mods/minecart/init.lua b/mods/minecart/init.lua
index 1020493..fdcfc56 100644
--- a/mods/minecart/init.lua
+++ b/mods/minecart/init.lua
@@ -90,6 +90,7 @@ local function rail_brain(self,pos)
 		triggered = true
 	end
 
+	print(dump(dir))
 	if triggered and not pool[minetest.hash_node_position(vector.add(pos,dir))] then
 		local possible_dirs = create_axis(pos)
 		if table.getn(possible_dirs) == 0 then
@@ -97,13 +98,17 @@ local function rail_brain(self,pos)
 		else
 			for _,dir2 in pairs(possible_dirs) do
 				if dir.x ~= 0 and dir2.z ~= 0 then
-					local transmitted = self.object:get_velocity().x
-					self.object:set_velocity(vector.new(0,0,transmitted))
-					self.dir = vector.direction(vector.new(0,0,transmitted),vector.new(0,0,0))
+					local intertia = math.abs(self.object:get_velocity().x)
+					self.object:set_velocity(vector.multiply(dir2,intertia))
+					self.dir = dir2
+					self.axis_lock = "z"
+					break
 				elseif dir.z ~= 0 and dir2.x ~= 0 then
-					local transmitted = self.object:get_velocity().z
-					self.object:set_velocity(vector.new(transmitted,0,0))
-					self.dir = vector.direction(vector.new(transmitted,0,0),vector.new(0,0,0))
+					local intertia = math.abs(self.object:get_velocity().z)
+					self.object:set_velocity(vector.multiply(dir2,intertia))
+					self.dir = dir2
+					self.axis_lock = "x"
+					break
 				end
 			end
 		end
-- 
2.44.0