From b1a892bd9a5e9c2807580b55cb322aa026f80149 Mon Sep 17 00:00:00 2001
From: madmaxoft <github@xoft.cz>
Date: Wed, 14 Aug 2013 12:45:39 +0200
Subject: [PATCH] Partially fixed tonibm19's mess.

---
 source/Piston.cpp | 41 ++++++++++++++++++++---------------------
 1 file changed, 20 insertions(+), 21 deletions(-)

diff --git a/source/Piston.cpp b/source/Piston.cpp
index 161f2b38c..91b1aaa93 100644
--- a/source/Piston.cpp
+++ b/source/Piston.cpp
@@ -12,18 +12,16 @@
 #include "Server.h"
 #include "Blocks/BlockHandler.h"
 
-#ifdef _WIN32
-#include <windows.h> 
-#else
-#include <unistd.h>
-#endif
 
 
-//Athar from http://www.cplusplus.com/forum/unices/60161/ helped with the sleep code.
 
 
 extern bool g_BlockPistonBreakable[];
 
+
+
+
+
 #define AddDir( x, y, z, dir, amount ) \
 	switch (dir) \
 	{ \
@@ -128,11 +126,11 @@ void cPiston::ExtendPiston( int pistx, int pisty, int pistz )
 
 	AddDir(extx, exty, extz, pistonMeta & 7, 1)
 
-	#ifdef _WIN32
-	Sleep(100);
-	#else
-	usleep(static_cast<useconds_t>(100)*1000);
-	#endif
+	// TODO: This code needs replacing
+	// Sleeping here will play the piston animation on the client; however, it will block the entire server
+	// for the 100 ms, effectively dropping 2 game ticks per piston. This is very bad
+		// This needs to be handled using delayed scheduled tasks instead
+	cSleep::MilliSleep(100);
 
 	m_World->SetBlock(extx, exty, extz, E_BLOCK_PISTON_EXTENSION, isSticky + pistonMeta & 7);
 }
@@ -178,22 +176,23 @@ void cPiston::RetractPiston( int pistx, int pisty, int pistz )
 			// These cannot be moved by the sticky piston, bail out
 			return;
 		}
-		#ifdef _WIN32
-		Sleep(100);
-		#else
-		usleep(static_cast<useconds_t>(100)*1000);
-		#endif
+		
+		// TODO: This code needs replacing
+		// Sleeping here will play the piston animation on the client; however, it will block the entire server
+		// for the 100 ms, effectively dropping 2 game ticks per piston. This is very bad
+		// This needs to be handled using delayed scheduled tasks instead
+		cSleep::MilliSleep(100);
 
 		m_World->SetBlock(pistx, pisty, pistz, tempblock, tempmeta);
 		m_World->SetBlock(tempx, tempy, tempz, E_BLOCK_AIR, 0);
 	}
 	else
 	{
-		#ifdef _WIN32
-		Sleep(100);
-		#else
-		usleep(static_cast<useconds_t>(100)*1000);
-		#endif
+		// TODO: This code needs replacing
+		// Sleeping here will play the piston animation on the client; however, it will block the entire server
+		// for the 100 ms, effectively dropping 2 game ticks per piston. This is very bad
+		// This needs to be handled using delayed scheduled tasks instead
+		cSleep::MilliSleep(100);
 
 		m_World->SetBlock(pistx, pisty, pistz, E_BLOCK_AIR, 0);
 	}