From 22b8f3a2e0d46b36658fd46fc3e14af85b9dfe45 Mon Sep 17 00:00:00 2001
From: Tiger Wang <ziwei.tiger@hotmail.co.uk>
Date: Thu, 12 Sep 2013 23:57:02 +0100
Subject: Even more fixes [SEE DESC]

* Fixed minecarts breaking completely due to stuff
* Rails are now non solid again
+ Added IsRail inline bool
- Removed Herobrine
---
 source/Entities/Entity.cpp | 49 +++++++++++++++++++++++++++++++++-------------
 1 file changed, 35 insertions(+), 14 deletions(-)

(limited to 'source/Entities/Entity.cpp')

diff --git a/source/Entities/Entity.cpp b/source/Entities/Entity.cpp
index 2443b1810..d884fe51c 100644
--- a/source/Entities/Entity.cpp
+++ b/source/Entities/Entity.cpp
@@ -12,6 +12,7 @@
 #include "../Simulator/FluidSimulator.h"
 #include "../PluginManager.h"
 #include "../Tracer.h"
+#include "Minecart.h"
 
 
 
@@ -553,6 +554,11 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
 			{
 				fallspeed = m_Gravity * a_Dt / 3;  // Fall 3x slower in water.
 			}
+			else if ((IsBlockRail(BlockBelow)) && (IsMinecart())) // Rails aren't solid, except for Minecarts
+			{
+				fallspeed = 0;
+				m_bOnGround = true;
+			}
 			else if (BlockIn == E_BLOCK_COBWEB)
 			{
 				NextSpeed.y *= 0.05;  // Reduce overall falling speed
@@ -567,25 +573,40 @@ void cEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
 		}
 		else
 		{
-			if (
-				(BlockBelow != E_BLOCK_RAIL) && 
-				(BlockBelow != E_BLOCK_DETECTOR_RAIL) && 
-				(BlockBelow != E_BLOCK_POWERED_RAIL) && 
-				(BlockBelow != E_BLOCK_ACTIVATOR_RAIL)
-				)
+			if (IsMinecart())
 			{
-				// Friction
-				if (NextSpeed.SqrLength() > 0.0004f)
+				if (!IsBlockRail(BlockBelow))
 				{
-					NextSpeed.x *= 0.7f / (1 + a_Dt);
-					if (fabs(NextSpeed.x) < 0.05)
+					// Friction if minecart is off track, otherwise, Minecart.cpp handles this
+					if (NextSpeed.SqrLength() > 0.0004f)
 					{
-						NextSpeed.x = 0;
+						NextSpeed.x *= 0.7f / (1 + a_Dt);
+						if (fabs(NextSpeed.x) < 0.05)
+						{
+							NextSpeed.x = 0;
+						}
+						NextSpeed.z *= 0.7f / (1 + a_Dt);
+						if (fabs(NextSpeed.z) < 0.05)
+						{
+							NextSpeed.z = 0;
+						}
 					}
-					NextSpeed.z *= 0.7f / (1 + a_Dt);
-					if (fabs(NextSpeed.z) < 0.05)
+				}
+				else
+				{
+					// Friction
+					if (NextSpeed.SqrLength() > 0.0004f)
 					{
-						NextSpeed.z = 0;
+						NextSpeed.x *= 0.7f / (1 + a_Dt);
+						if (fabs(NextSpeed.x) < 0.05)
+						{
+							NextSpeed.x = 0;
+						}
+						NextSpeed.z *= 0.7f / (1 + a_Dt);
+						if (fabs(NextSpeed.z) < 0.05)
+						{
+							NextSpeed.z = 0;
+						}
 					}
 				}
 			}
-- 
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