From b938e0fd667b399e9b11c799e29d2cc46a82345f Mon Sep 17 00:00:00 2001
From: Calcitem <calcitem@outlook.com>
Date: Thu, 21 Jan 2021 00:15:08 +0800
Subject: [PATCH] prefect: Rename position to mill and add blank lines

---
 src/perfect/bufferedFile.cpp                |  12 +
 src/perfect/cyclicArray.cpp                 |   5 +-
 src/perfect/main.cpp                        |  13 +-
 src/perfect/{position.cpp => mill.cpp}      |  96 ++++---
 src/perfect/{position.h => mill.h}          |  27 +-
 src/perfect/millAI.cpp                      |   1 +
 src/perfect/millAI.h                        |   1 +
 src/perfect/minMaxAI.cpp                    |  10 +-
 src/perfect/miniMax.cpp                     |   6 +-
 src/perfect/miniMax.h                       |  31 +++
 src/perfect/miniMaxAI.h                     |  14 +
 src/perfect/miniMaxWin.h                    |   2 +
 src/perfect/miniMax_alphaBetaAlgorithmn.cpp |  13 +-
 src/perfect/miniMax_database.cpp            |  11 +-
 src/perfect/miniMax_retroAnalysis.cpp       |  23 +-
 src/perfect/miniMax_statistics.cpp          |   7 +-
 src/perfect/miniMax_test.cpp                |  14 +-
 src/perfect/perfect.vcxproj                 |   4 +-
 src/perfect/perfect.vcxproj.filters         |   6 +-
 src/perfect/perfectAI.cpp                   | 280 +++++++++++---------
 src/perfect/perfectAI.h                     |   1 +
 src/perfect/randomAI.cpp                    |   3 -
 src/perfect/strLib.cpp                      |   9 +-
 src/perfect/threadManager.cpp               |  21 +-
 src/perfect/threadManager.h                 |   2 +
 25 files changed, 384 insertions(+), 228 deletions(-)
 rename src/perfect/{position.cpp => mill.cpp} (92%)
 rename src/perfect/{position.h => mill.h} (95%)

diff --git a/src/perfect/bufferedFile.cpp b/src/perfect/bufferedFile.cpp
index b76e3b1c..7664e1cb 100644
--- a/src/perfect/bufferedFile.cpp
+++ b/src/perfect/bufferedFile.cpp
@@ -33,6 +33,7 @@ BufferedFile::BufferedFile(unsigned int numberOfThreads, unsigned int bufferSize
         bytesInReadBuffer[curThread] = 0;
         bytesInWriteBuffer[curThread] = 0;
     }
+
     InitializeCriticalSection(&csIO);
 
     // Open Database-File (FILE_FLAG_NO_BUFFERING | FILE_FLAG_WRITE_THROUGH | FILE_FLAG_RANDOM_ACCESS)
@@ -80,6 +81,7 @@ long long BufferedFile::getFileSize()
     LARGE_INTEGER liFileSize;
     GetFileSizeEx(hFile, &liFileSize);
     fileSize = liFileSize.QuadPart;
+
     return fileSize;
 }
 
@@ -93,6 +95,7 @@ bool BufferedFile::flushBuffers()
         writeDataToFile(hFile, curWritingPointer[threadNo] - bytesInWriteBuffer[threadNo], bytesInWriteBuffer[threadNo], &writeBuffer[threadNo * bufferSize + 0]);
         bytesInWriteBuffer[threadNo] = 0;
     }
+
     return true;
 }
 
@@ -109,9 +112,11 @@ void BufferedFile::writeDataToFile(HANDLE hFile, long long offset, unsigned int
     liDistanceToMove.QuadPart = offset;
 
     EnterCriticalSection(&csIO);
+
     while (!SetFilePointerEx(hFile, liDistanceToMove, nullptr, FILE_BEGIN))
         cout << endl
         << "SetFilePointerEx  failed!";
+
     while (restingBytes > 0) {
         if (WriteFile(hFile, pData, sizeInBytes, &dwBytesWritten, nullptr) == TRUE) {
             restingBytes -= dwBytesWritten;
@@ -124,6 +129,7 @@ void BufferedFile::writeDataToFile(HANDLE hFile, long long offset, unsigned int
                 << "WriteFile Failed!";
         }
     }
+
     LeaveCriticalSection(&csIO);
 }
 
@@ -140,9 +146,11 @@ void BufferedFile::readDataFromFile(HANDLE hFile, long long offset, unsigned int
     liDistanceToMove.QuadPart = offset;
 
     EnterCriticalSection(&csIO);
+
     while (!SetFilePointerEx(hFile, liDistanceToMove, nullptr, FILE_BEGIN))
         cout << endl
         << "SetFilePointerEx failed!";
+
     while (restingBytes > 0) {
         if (ReadFile(hFile, pData, sizeInBytes, &dwBytesRead, nullptr) == TRUE) {
             restingBytes -= dwBytesRead;
@@ -155,6 +163,7 @@ void BufferedFile::readDataFromFile(HANDLE hFile, long long offset, unsigned int
                 << "ReadFile Failed!";
         }
     }
+
     LeaveCriticalSection(&csIO);
 }
 
@@ -176,6 +185,7 @@ bool BufferedFile::writeBytes(unsigned int threadNo, long long positionInFile, u
     // parameters ok?
     if (threadNo >= numThreads)
         return false;
+
     if (pData == nullptr)
         return false;
 
@@ -215,6 +225,7 @@ bool BufferedFile::readBytes(unsigned int threadNo, long long positionInFile, un
     // parameters ok?
     if (threadNo >= numThreads)
         return false;
+
     if (pData == nullptr)
         return false;
 
@@ -225,6 +236,7 @@ bool BufferedFile::readBytes(unsigned int threadNo, long long positionInFile, un
             return false;
         readDataFromFile(hFile, positionInFile, bytesInReadBuffer[threadNo], &readBuffer[threadNo * bufferSize + bufferSize - bytesInReadBuffer[threadNo]]);
     }
+
     memcpy(pData, &readBuffer[threadNo * bufferSize + bufferSize - bytesInReadBuffer[threadNo]], numBytes);
     bytesInReadBuffer[threadNo] -= numBytes;
     curReadingPointer[threadNo] = positionInFile + numBytes;
diff --git a/src/perfect/cyclicArray.cpp b/src/perfect/cyclicArray.cpp
index 9eae6953..f8ff2934 100644
--- a/src/perfect/cyclicArray.cpp
+++ b/src/perfect/cyclicArray.cpp
@@ -148,6 +148,7 @@ bool CyclicArray::addBytes(unsigned int numBytes, unsigned char *pData)
             // set pointer to beginnig of writing block
             curWritingPointer = writingBlock;
             curWritingBlock = (curWritingBlock + 1) % numBlocks;
+
             if (curWritingBlock == 0)
                 readWriteInSameRound = false;
         }
@@ -194,7 +195,6 @@ bool CyclicArray::takeBytes(unsigned int numBytes, unsigned char *pData)
 
         // load next block?
         if (curReadingPointer == readingBlock + blockSize) {
-
             // go to next block
             curReadingBlock = (curReadingBlock + 1) % numBlocks;
             if (curReadingBlock == 0)
@@ -204,7 +204,6 @@ bool CyclicArray::takeBytes(unsigned int numBytes, unsigned char *pData)
             if (curReadingBlock == curWritingBlock) {
                 curReadingPointer = writingBlock;
             } else {
-
                 // set pointer to beginnig of reading block
                 curReadingPointer = readingBlock;
 
@@ -269,7 +268,6 @@ bool CyclicArray::loadFile(const char *fileName, LONGLONG &numBytesLoaded)
 
     //
     for (curBlock = 0; curBlock < numBlocksInFile - 1; curBlock++, curOffset += blockSize) {
-
         // load data from file
         readDataFromFile(hLoadFile, curOffset, blockSize, dataInFile);
 
@@ -323,7 +321,6 @@ bool CyclicArray::saveFile(const char *fileName)
     dataInFile = new unsigned char[blockSize];
 
     do {
-
         // copy current block
         if (curBlock == curWritingBlock && curBlock == curReadingBlock) {
             pointer = curReadingPointer;
diff --git a/src/perfect/main.cpp b/src/perfect/main.cpp
index 7dc116f0..cb73f45a 100644
--- a/src/perfect/main.cpp
+++ b/src/perfect/main.cpp
@@ -1,7 +1,7 @@
 #include <cstdio>
 #include <iostream>
 #include <windows.h>
-#include "position.h"
+#include "mill.h"
 #include "miniMaxAI.h"
 #include "randomAI.h"
 #include "perfectAI.h"
@@ -26,7 +26,7 @@ int main(void)
     bool playerTwoHuman = false;
     char ch[100];
     unsigned int pushFrom, pushTo;
-    Position *pos = new Position();
+    Mill *pos = new Mill();
     PerfectAI *ai = new PerfectAI(databaseDirectory);
 
     SetPriorityClass(GetCurrentProcess(), BELOW_NORMAL_PRIORITY_CLASS);
@@ -48,17 +48,20 @@ int main(void)
 #endif // SELF_PLAY
 
     if (calculateDatabase) {
-
         // calculate
         ai->calculateDatabase(MAX_DEPTH_OF_TREE, false);
 
         // test database
         cout << endl
             << "Begin test starting from layer: ";
+
         startTestFromLayer;
+
         cout << endl
             << "End test at layer: ";
+
         endTestAtLayer;
+
         ai->testLayers(startTestFromLayer, endTestAtLayer);
     } else {
 
@@ -134,12 +137,12 @@ int main(void)
                         break;
                     }
 
-                } while (pos->do_move(pushFrom, pushTo) == false);
+                } while (pos->doMove(pushFrom, pushTo) == false);
 
                 // Computer
             } else {
                 cout << "\n";
-                pos->do_move(pushFrom, pushTo);
+                pos->doMove(pushFrom, pushTo);
             }
 
         } while (pos->getWinner() == 0);
diff --git a/src/perfect/position.cpp b/src/perfect/mill.cpp
similarity index 92%
rename from src/perfect/position.cpp
rename to src/perfect/mill.cpp
index 0aaa86eb..3754005e 100644
--- a/src/perfect/position.cpp
+++ b/src/perfect/mill.cpp
@@ -1,18 +1,18 @@
 /*********************************************************************
-    Position.cpp
+    Mill.cpp
     Copyright (c) Thomas Weber. All rights reserved.
     Copyright (C) 2021 The Sanmill developers (see AUTHORS file)
     Licensed under the MIT License.
     https://github.com/madweasel/madweasels-cpp
 \*********************************************************************/
 
-#include "position.h"
+#include "mill.h"
 
 //-----------------------------------------------------------------------------
-// Name: Position()
-// Desc: Position class constructor
+// Name: Mill()
+// Desc: Mill class constructor
 //-----------------------------------------------------------------------------
-Position::Position()
+Mill::Mill()
 {
     srand((unsigned)time(nullptr));
 
@@ -27,19 +27,19 @@ Position::Position()
 }
 
 //-----------------------------------------------------------------------------
-// Name: ~Position()
-// Desc: Position class destructor
+// Name: ~Mill()
+// Desc: Mill class destructor
 //-----------------------------------------------------------------------------
-Position::~Position()
+Mill::~Mill()
 {
     exit();
 }
 
 //-----------------------------------------------------------------------------
 // Name: deleteArrays()
-// Desc: Deletes all arrays the Position class has created.
+// Desc: Deletes all arrays the Mill class has created.
 //-----------------------------------------------------------------------------
-void Position::exit()
+void Mill::exit()
 {
     SAFE_DELETE_ARRAY(moveLogFrom);
     SAFE_DELETE_ARRAY(moveLogTo);
@@ -50,9 +50,9 @@ void Position::exit()
 
 //-----------------------------------------------------------------------------
 // Name: beginNewGame()
-// Desc: Reinitializes the Position object.
+// Desc: Reinitializes the Mill object.
 //-----------------------------------------------------------------------------
-void Position::beginNewGame(MillAI *firstPlayerAI, MillAI *secondPlayerAI, int currentPlayer)
+void Mill::beginNewGame(MillAI *firstPlayerAI, MillAI *secondPlayerAI, int currentPlayer)
 {
     // free mem
     exit();
@@ -67,6 +67,7 @@ void Position::beginNewGame(MillAI *firstPlayerAI, MillAI *secondPlayerAI, int c
     } else {
         beginningPlayer = (rand() % 2) ? field.playerOne : field.playerTwo;
     }
+
     field.curPlayer->id = beginningPlayer;
     field.oppPlayer->id = (field.curPlayer->id == field.playerTwo) ? field.playerOne : field.playerTwo;
 
@@ -85,7 +86,7 @@ void Position::beginNewGame(MillAI *firstPlayerAI, MillAI *secondPlayerAI, int c
 // Name: startSettingPhase()
 // Desc:
 //-----------------------------------------------------------------------------
-bool Position::startSettingPhase(MillAI *firstPlayerAI, MillAI *secondPlayerAI, int currentPlayer, bool settingPhase)
+bool Mill::startSettingPhase(MillAI *firstPlayerAI, MillAI *secondPlayerAI, int currentPlayer, bool settingPhase)
 {
     beginNewGame(firstPlayerAI, secondPlayerAI, currentPlayer);
 
@@ -98,7 +99,7 @@ bool Position::startSettingPhase(MillAI *firstPlayerAI, MillAI *secondPlayerAI,
 // Name: setUpCalcPossibleMoves()
 // Desc: Calculates and set the number of possible moves for the passed player considering the game state stored in the 'board' variable.
 //-----------------------------------------------------------------------------
-void Position::setUpCalcPossibleMoves(Player *player)
+void Mill::setUpCalcPossibleMoves(Player *player)
 {
     // locals
     unsigned int i, j, k, movingDirection;
@@ -137,7 +138,7 @@ void Position::setUpCalcPossibleMoves(Player *player)
 // Name: setUpSetWarningAndMill()
 // Desc:
 //-----------------------------------------------------------------------------
-void Position::setUpSetWarningAndMill(unsigned int stone, unsigned int firstNeighbour, unsigned int secondNeighbour)
+void Mill::setUpSetWarningAndMill(unsigned int stone, unsigned int firstNeighbour, unsigned int secondNeighbour)
 {
     // locals
     int rowOwner = field.board[stone];
@@ -152,10 +153,10 @@ void Position::setUpSetWarningAndMill(unsigned int stone, unsigned int firstNeig
 }
 
 //-----------------------------------------------------------------------------
-// Name: put_piece()
+// Name: putPiece()
 // Desc: Put a stone onto the board during the setting phase.
 //-----------------------------------------------------------------------------
-bool Position::put_piece(unsigned int pos, int player)
+bool Mill::putPiece(unsigned int pos, int player)
 {
     // locals
     unsigned int i;
@@ -237,7 +238,7 @@ bool Position::put_piece(unsigned int pos, int player)
 // Name: settingPhaseHasFinished()
 // Desc: This function has to be called when the setting phase has finished.
 //-----------------------------------------------------------------------------
-bool Position::settingPhaseHasFinished()
+bool Mill::settingPhaseHasFinished()
 {
     // remember initialField
     field.copyBoard(&initialField);
@@ -249,7 +250,7 @@ bool Position::settingPhaseHasFinished()
 // Name: getField()
 // Desc: Copy the current board state into the array 'pField'.
 //-----------------------------------------------------------------------------
-bool Position::getField(int *pField)
+bool Mill::getField(int *pField)
 {
     unsigned int index;
 
@@ -271,7 +272,7 @@ bool Position::getField(int *pField)
 // Name: getLog()
 // Desc: Copy the whole history of moves into the passed arrays, which must be of size [MAX_NUM_MOVES].
 //-----------------------------------------------------------------------------
-void Position::getLog(unsigned int &numMovesDone, unsigned int *from, unsigned int *to)
+void Mill::getLog(unsigned int &numMovesDone, unsigned int *from, unsigned int *to)
 {
     unsigned int index;
 
@@ -287,7 +288,7 @@ void Position::getLog(unsigned int &numMovesDone, unsigned int *from, unsigned i
 // Name: setNextPlayer()
 // Desc: Current player and opponent player are switched in the board struct.
 //-----------------------------------------------------------------------------
-void Position::setNextPlayer()
+void Mill::setNextPlayer()
 {
     Player *tmpPlayer;
 
@@ -300,7 +301,7 @@ void Position::setNextPlayer()
 // Name: isCurrentPlayerHuman()
 // Desc: Returns true if the current player is not assigned to an AI.
 //-----------------------------------------------------------------------------
-bool Position::isCurrentPlayerHuman()
+bool Mill::isCurrentPlayerHuman()
 {
     if (field.curPlayer->id == field.playerOne)
         return (playerOneAI == nullptr) ? true : false;
@@ -312,7 +313,7 @@ bool Position::isCurrentPlayerHuman()
 // Name: isOpponentPlayerHuman()
 // Desc: Returns true if the opponent player is not assigned to an AI.
 //-----------------------------------------------------------------------------
-bool Position::isOpponentPlayerHuman()
+bool Mill::isOpponentPlayerHuman()
 {
     if (field.oppPlayer->id == field.playerOne)
         return (playerOneAI == nullptr) ? true : false;
@@ -324,7 +325,7 @@ bool Position::isOpponentPlayerHuman()
 // Name: setAI()
 // Desc: Assigns an AI to a player.
 //-----------------------------------------------------------------------------
-void Position::setAI(int player, MillAI *AI)
+void Mill::setAI(int player, MillAI *AI)
 {
     if (player == field.playerOne) {
         playerOneAI = AI;
@@ -338,7 +339,7 @@ void Position::setAI(int player, MillAI *AI)
 // Name: getChoiceOfSpecialAI()
 // Desc: Returns the move the passed AI would do.
 //-----------------------------------------------------------------------------
-void Position::getChoiceOfSpecialAI(MillAI *AI, unsigned int *pushFrom, unsigned int *pushTo)
+void Mill::getChoiceOfSpecialAI(MillAI *AI, unsigned int *pushFrom, unsigned int *pushTo)
 {
     fieldStruct theField;
     *pushFrom = field.size;
@@ -354,7 +355,7 @@ void Position::getChoiceOfSpecialAI(MillAI *AI, unsigned int *pushFrom, unsigned
 // Name: getComputersChoice()
 // Desc: Returns the move the AI of the current player would do.
 //-----------------------------------------------------------------------------
-void Position::getComputersChoice(unsigned int *pushFrom, unsigned int *pushTo)
+void Mill::getComputersChoice(unsigned int *pushFrom, unsigned int *pushTo)
 {
     fieldStruct theField;
     *pushFrom = field.size;
@@ -379,7 +380,7 @@ void Position::getComputersChoice(unsigned int *pushFrom, unsigned int *pushTo)
 // Name: isNormalMovePossible()
 // Desc: 'Normal' in this context means, by moving the stone along a connection without jumping.
 //-----------------------------------------------------------------------------
-bool Position::isNormalMovePossible(unsigned int from, unsigned int to, Player *player)
+bool Mill::isNormalMovePossible(unsigned int from, unsigned int to, Player *player)
 {
     // locals
     unsigned int movingDirection, i;
@@ -419,7 +420,7 @@ bool Position::isNormalMovePossible(unsigned int from, unsigned int to, Player *
 // Name: calcPossibleMoves()
 // Desc: ...
 //-----------------------------------------------------------------------------
-void Position::calcPossibleMoves(Player *player)
+void Mill::calcPossibleMoves(Player *player)
 {
     // locals
     unsigned int i, j;
@@ -456,7 +457,7 @@ void Position::calcPossibleMoves(Player *player)
 // Name: setWarningAndMill()
 // Desc:
 //-----------------------------------------------------------------------------
-void Position::setWarningAndMill(unsigned int stone, unsigned int firstNeighbour, unsigned int secondNeighbour, bool isNewStone)
+void Mill::setWarningAndMill(unsigned int stone, unsigned int firstNeighbour, unsigned int secondNeighbour, bool isNewStone)
 {
     // locals
     int rowOwner = field.board[stone];
@@ -483,7 +484,7 @@ void Position::setWarningAndMill(unsigned int stone, unsigned int firstNeighbour
 // Name: updateMillsAndWarnings()
 // Desc:
 //-----------------------------------------------------------------------------
-void Position::updateMillsAndWarnings(unsigned int newStone)
+void Mill::updateMillsAndWarnings(unsigned int newStone)
 {
     // locals
     unsigned int i;
@@ -492,8 +493,10 @@ void Position::updateMillsAndWarnings(unsigned int newStone)
     // zero
     for (i = 0; i < field.size; i++)
         field.stonePartOfMill[i] = 0;
+
     for (i = 0; i < field.size; i++)
         field.warnings[i] = field.noWarning;
+
     field.stoneMustBeRemoved = 0;
 
     // go in every direction
@@ -516,10 +519,10 @@ void Position::updateMillsAndWarnings(unsigned int newStone)
 }
 
 //-----------------------------------------------------------------------------
-// Name: do_move()
+// Name: doMove()
 // Desc:
 //-----------------------------------------------------------------------------
-bool Position::do_move(unsigned int pushFrom, unsigned int pushTo)
+bool Mill::doMove(unsigned int pushFrom, unsigned int pushTo)
 {
     // avoid index override
     if (movesDone >= MAX_NUM_MOVES)
@@ -654,7 +657,7 @@ bool Position::do_move(unsigned int pushFrom, unsigned int pushTo)
 // Name: setCurrentGameState()
 // Desc: Set an arbitrary game state as the current one.
 //-----------------------------------------------------------------------------
-bool Position::setCurrentGameState(fieldStruct *curState)
+bool Mill::setCurrentGameState(fieldStruct *curState)
 {
     curState->copyBoard(&field);
 
@@ -663,8 +666,10 @@ bool Position::setCurrentGameState(fieldStruct *curState)
 
     if ((field.curPlayer->numStones < 3) && (!field.settingPhase))
         winner = field.oppPlayer->id;
+
     if ((field.oppPlayer->numStones < 3) && (!field.settingPhase))
         winner = field.curPlayer->id;
+
     if ((field.curPlayer->numPossibleMoves == 0) && (!field.settingPhase))
         winner = field.oppPlayer->id;
 
@@ -675,7 +680,7 @@ bool Position::setCurrentGameState(fieldStruct *curState)
 // Name: compareWithField()
 // Desc: Compares the current 'board' variable with the passed one. 'stoneMoveAble[]' is ignored.
 //-----------------------------------------------------------------------------
-bool Position::compareWithField(fieldStruct *compareField)
+bool Mill::compareWithField(fieldStruct *compareField)
 {
     unsigned int i, j;
     bool ret = true;
@@ -684,6 +689,7 @@ bool Position::compareWithField(fieldStruct *compareField)
         cout << "error - curPlayer differs!" << endl;
         ret = false;
     }
+
     if (!comparePlayers(field.oppPlayer, compareField->oppPlayer)) {
         cout << "error - oppPlayer differs!" << endl;
         ret = false;
@@ -693,37 +699,41 @@ bool Position::compareWithField(fieldStruct *compareField)
         cout << "error - stonesSet differs!" << endl;
         ret = false;
     }
+
     if (field.settingPhase != compareField->settingPhase) {
         cout << "error - settingPhase differs!" << endl;
         ret = false;
     }
+
     if (field.stoneMustBeRemoved != compareField->stoneMustBeRemoved) {
         cout << "error - stoneMustBeRemoved differs!" << endl;
         ret = false;
     }
 
     for (i = 0; i < field.size; i++) {
-
         if (field.board[i] != compareField->board[i]) {
             cout << "error - board[] differs!" << endl;
             ret = false;
         }
+
         if (field.warnings[i] != compareField->warnings[i]) {
             cout << "error - warnings[] differs!" << endl;
             ret = false;
         }
+
         if (field.stonePartOfMill[i] != compareField->stonePartOfMill[i]) {
             cout << "error - stonePart[] differs!" << endl;
             ret = false;
         }
 
         for (j = 0; j < 4; j++) {
-
             if (field.connectedSquare[i][j] != compareField->connectedSquare[i][j]) {
                 cout << "error - connectedSquare[] differs!" << endl;
                 ret = false;
             }
+
             //			if (board.stoneMoveAble[i][j]	!= compareField->stoneMoveAble[i][j])	{ cout << "error - stoneMoveAble differs!"		<< endl; ret = false; }
+
             if (field.neighbour[i][j / 2][j % 2] != compareField->neighbour[i][j / 2][j % 2]) {
                 cout << "error - neighbour differs!" << endl;
                 ret = false;
@@ -738,7 +748,7 @@ bool Position::compareWithField(fieldStruct *compareField)
 // Name: comparePlayers()
 // Desc: Compares the two passed players and returns false if they differ.
 //-----------------------------------------------------------------------------
-bool Position::comparePlayers(Player *playerA, Player *playerB)
+bool Mill::comparePlayers(Player *playerA, Player *playerB)
 {
     //	unsigned int i;
     bool ret = true;
@@ -747,18 +757,22 @@ bool Position::comparePlayers(Player *playerA, Player *playerB)
         cout << "error - numStonesMissing differs!" << endl;
         ret = false;
     }
+
     if (playerA->numStones != playerB->numStones) {
         cout << "error - numStones differs!" << endl;
         ret = false;
     }
+
     if (playerA->id != playerB->id) {
         cout << "error - id differs!" << endl;
         ret = false;
     }
+
     if (playerA->warning != playerB->warning) {
         cout << "error - warning differs!" << endl;
         ret = false;
     }
+
     if (playerA->numPossibleMoves != playerB->numPossibleMoves) {
         cout << "error - numPossibleMoves differs!" << endl;
         ret = false;
@@ -775,7 +789,7 @@ bool Position::comparePlayers(Player *playerA, Player *playerB)
 // Desc: Calls the printBoard() function of the current board.
 //       Prints the current game state on the screen.
 //-----------------------------------------------------------------------------
-void Position::printBoard()
+void Mill::printBoard()
 {
     field.printBoard();
 }
@@ -784,7 +798,7 @@ void Position::printBoard()
 // Name: undo_move()
 // Desc: Sets the initial board as the current one and apply all (minus one) moves from the move history.
 //-----------------------------------------------------------------------------
-void Position::undo_move(void)
+void Mill::undo_move(void)
 {
     // locals
     unsigned int *moveLogFrom_bak = new unsigned int[movesDone];
@@ -808,7 +822,7 @@ void Position::undo_move(void)
 
         // and play again
         for (i = 0; i < movesDone_bak - 1; i++) {
-            do_move(moveLogFrom_bak[i], moveLogTo_bak[i]);
+            doMove(moveLogFrom_bak[i], moveLogTo_bak[i]);
         }
     }
 
@@ -821,7 +835,7 @@ void Position::undo_move(void)
 // Name: calcNumberOfRestingStones()
 // Desc:
 //-----------------------------------------------------------------------------
-void Position::calcNumberOfRestingStones(int &numWhiteStonesResting, int &numBlackStonesResting)
+void Mill::calcNumberOfRestingStones(int &numWhiteStonesResting, int &numBlackStonesResting)
 {
     if (getCurrentPlayer() == fieldStruct::playerTwo) {
         numWhiteStonesResting = fieldStruct::numStonesPerPlayer - field.curPlayer->numStonesMissing - field.curPlayer->numStones;
diff --git a/src/perfect/position.h b/src/perfect/mill.h
similarity index 95%
rename from src/perfect/position.h
rename to src/perfect/mill.h
index 3e52f96c..e69843fc 100644
--- a/src/perfect/position.h
+++ b/src/perfect/mill.h
@@ -1,13 +1,13 @@
 /*********************************************************************\
-    Position.h
+    Mill.h
     Copyright (c) Thomas Weber. All rights reserved.
     Copyright (C) 2021 The Sanmill developers (see AUTHORS file)
     Licensed under the MIT License.
     https://github.com/madweasel/madweasels-cpp
 \*********************************************************************/
 
-#ifndef MUEHLE_H
-#define MUEHLE_H
+#ifndef MILL_H
+#define MILL_H
 
 #include <iostream>
 #include <cstdio>
@@ -42,7 +42,7 @@ using namespace std;
 
 /*** Klassen *********************************************************/
 
-class Position
+class Mill
 {
 private:
     // Variables
@@ -64,21 +64,21 @@ private:
 
 public:
     // Constructor / destructor
-    Position();
-    ~Position();
+    Mill();
+    ~Mill();
 
     // Functions
     void undo_move();
     void beginNewGame(MillAI *firstPlayerAI, MillAI *secondPlayerAI, int currentPlayer);
     void setAI(int player, MillAI *AI);
-    bool do_move(unsigned int pushFrom, unsigned int pushTo);
+    bool doMove(unsigned int pushFrom, unsigned int pushTo);
     void getComputersChoice(unsigned int *pushFrom, unsigned int *pushTo);
     bool setCurrentGameState(fieldStruct *curState);
     bool compareWithField(fieldStruct *compareField);
     bool comparePlayers(Player *playerA, Player *playerB);
     void printBoard();
     bool startSettingPhase(MillAI *firstPlayerAI, MillAI *secondPlayerAI, int currentPlayer, bool settingPhase);
-    bool put_piece(unsigned int pos, int player);
+    bool putPiece(unsigned int pos, int player);
     bool settingPhaseHasFinished();
     void getChoiceOfSpecialAI(MillAI *AI, unsigned int *pushFrom, unsigned int *pushTo);
     void setUpCalcPossibleMoves(Player *player);
@@ -90,46 +90,57 @@ public:
     bool getField(int *pField);
     bool isCurrentPlayerHuman();
     bool isOpponentPlayerHuman();
+
     bool inSettingPhase()
     {
         return field.settingPhase;
     }
+
     unsigned int mustStoneBeRemoved()
     {
         return field.stoneMustBeRemoved;
     }
+
     int getWinner()
     {
         return winner;
     }
+
     int getCurrentPlayer()
     {
         return field.curPlayer->id;
     }
+
     unsigned int getLastMoveFrom()
     {
         return (movesDone ? moveLogFrom[movesDone - 1] : field.size);
     }
+
     unsigned int getLastMoveTo()
     {
         return (movesDone ? moveLogTo[movesDone - 1] : field.size);
     }
+
     unsigned int getMovesDone()
     {
         return movesDone;
     }
+
     unsigned int getNumStonesSet()
     {
         return field.stonesSet;
     }
+
     int getBeginningPlayer()
     {
         return beginningPlayer;
     }
+
     unsigned int getNumStonOfCurPlayer()
     {
         return field.curPlayer->numStones;
     }
+
     unsigned int getNumStonOfOppPlayer()
     {
         return field.oppPlayer->numStones;
diff --git a/src/perfect/millAI.cpp b/src/perfect/millAI.cpp
index d8145ea6..04134eee 100644
--- a/src/perfect/millAI.cpp
+++ b/src/perfect/millAI.cpp
@@ -123,6 +123,7 @@ void Player::copyPlayer(Player *destination)
 
     for (i = 0; i < MAX_NUM_POS_MOVES; i++)
         destination->posFrom[i] = this->posFrom[i];
+
     for (i = 0; i < MAX_NUM_POS_MOVES; i++)
         destination->posTo[i] = this->posTo[i];
 }
diff --git a/src/perfect/millAI.h b/src/perfect/millAI.h
index e0e9a51a..125a9ba8 100644
--- a/src/perfect/millAI.h
+++ b/src/perfect/millAI.h
@@ -94,6 +94,7 @@ public:
     {
         dummyField.createBoard();
     };
+
     ~MillAI()
     {
         dummyField.deleteBoard();
diff --git a/src/perfect/minMaxAI.cpp b/src/perfect/minMaxAI.cpp
index 9baf06ae..dc56d371 100644
--- a/src/perfect/minMaxAI.cpp
+++ b/src/perfect/minMaxAI.cpp
@@ -116,7 +116,6 @@ unsigned int *MiniMaxAI::getPossSettingPhase(unsigned int *numPossibilities, voi
 
     // possibilities with cut off
     for ((*numPossibilities) = 0, i = 0; i < field->size; i++) {
-
         // move possible ?
         if (field->board[i] == field->squareIsFree) {
 
@@ -144,7 +143,6 @@ unsigned int *MiniMaxAI::getPossNormalMove(unsigned int *numPossibilities, void
 
     // if he is not allowed to spring
     if (field->curPlayer->numStones > 3) {
-
         for ((*numPossibilities) = 0, from = 0; from < field->size; from++) {
             for (dir = 0; dir < 4; dir++) {
 
@@ -165,7 +163,6 @@ unsigned int *MiniMaxAI::getPossNormalMove(unsigned int *numPossibilities, void
             }
         }
     } else {
-
         for ((*numPossibilities) = 0, from = 0; from < field->size; from++) {
             for (to = 0; to < field->size; to++) {
 
@@ -387,12 +384,14 @@ inline void MiniMaxAI::updateWarning(unsigned int firstStone, unsigned int secon
     // no stone must be removed if each belongs to a mill
     unsigned int i;
     bool atLeastOneStoneRemoveAble = false;
+
     if (field->stoneMustBeRemoved)
         for (i = 0; i < field->size; i++)
             if (field->stonePartOfMill[i] == 0 && field->board[i] == field->oppPlayer->id) {
                 atLeastOneStoneRemoveAble = true;
                 break;
             }
+
     if (!atLeastOneStoneRemoveAble)
         field->stoneMustBeRemoved = 0;
 }
@@ -413,14 +412,12 @@ inline void MiniMaxAI::updatePossibleMoves(unsigned int stone, Player *stoneOwne
 
         // neighbor must exist
         if (neighbor < field->size) {
-
             // relevant when moving from one square to another connected square
             if (ignoreStone == neighbor)
                 continue;
 
             // if there is no neighbour stone than it only affects the actual stone
             if (field->board[neighbor] == field->squareIsFree) {
-
                 if (stoneRemoved)
                     stoneOwner->numPossibleMoves--;
                 else
@@ -428,13 +425,11 @@ inline void MiniMaxAI::updatePossibleMoves(unsigned int stone, Player *stoneOwne
 
                 // if there is a neighbour stone than it effects only this one
             } else if (field->board[neighbor] == field->curPlayer->id) {
-
                 if (stoneRemoved)
                     field->curPlayer->numPossibleMoves++;
                 else
                     field->curPlayer->numPossibleMoves--;
             } else {
-
                 if (stoneRemoved)
                     field->oppPlayer->numPossibleMoves++;
                 else
@@ -588,6 +583,7 @@ void MiniMaxAI::move(unsigned int threadNo, unsigned int idPossibility, bool opp
     // when game has finished - perfect for the current player
     if (gameHasFinished && !opponentsMove)
         currentValue = VALUE_GAME_WON - curSearchDepth;
+
     if (gameHasFinished && opponentsMove)
         currentValue = VALUE_GAME_LOST + curSearchDepth;
 
diff --git a/src/perfect/miniMax.cpp b/src/perfect/miniMax.cpp
index a2bd328a..ff98faf0 100644
--- a/src/perfect/miniMax.cpp
+++ b/src/perfect/miniMax.cpp
@@ -44,6 +44,7 @@ MiniMax::MiniMax()
     numWriteSkvOperations = 0;
     numReadPlyOperations = 0;
     numWritePlyOperations = 0;
+
     if (MEASURE_ONLY_IO) {
         readSkvInterval.QuadPart = 0;
         writeSkvInterval.QuadPart = 0;
@@ -90,6 +91,7 @@ bool MiniMax::falseOrStop()
 {
     if (stopOnCriticalError)
         WaitForSingleObject(GetCurrentProcess(), INFINITE);
+
     return false;
 }
 
@@ -145,7 +147,6 @@ void MiniMax::calculateDatabase(unsigned int maxDepthOfTree, bool onlyPrepareLay
 
     // when database not completed then do it
     if (hFileShortKnotValues != nullptr && skvfHeader.completed == false) {
-
         // reserve memory
         lastCalculatedLayer.clear();
         depthOfFullTree = maxDepthOfTree;
@@ -186,8 +187,8 @@ void MiniMax::calculateDatabase(unsigned int maxDepthOfTree, bool onlyPrepareLay
         // don't save layer and header when only preparing layers or when
         if (onlyPrepareLayer)
             return;
-        if (!abortCalculation) {
 
+        if (!abortCalculation) {
             // calc layer statistics
             calcLayerStatistics("statistics.txt");
 
@@ -223,7 +224,6 @@ bool MiniMax::calcLayer(unsigned int layerNumber)
 
     // moves can be done reverse, leading to too depth searching trees
     if (shallRetroAnalysisBeUsed(layerNumber)) {
-
         // calc values for all states of layer
         layersToCalculate.push_back(layerNumber);
         if (layerNumber != layerStats[layerNumber].partnerLayer)
diff --git a/src/perfect/miniMax.h b/src/perfect/miniMax.h
index 9c7f8ecc..638d6ae4 100644
--- a/src/perfect/miniMax.h
+++ b/src/perfect/miniMax.h
@@ -292,25 +292,30 @@ public:
         while (true)
             ;
     }; // is called once before building the tree
+
     virtual unsigned int *getPossibilities(unsigned int threadNo, unsigned int *numPossibilities, bool *opponentsMove, void **pPossibilities)
     {
         while (true)
             ;
         return 0;
     }; // returns a pointer to the possibility-IDs
+
     virtual void deletePossibilities(unsigned int threadNo, void *pPossibilities)
     {
         while (true)
             ;
     };
+
     virtual void storeValueOfMove(unsigned int threadNo, unsigned int idPossibility, void *pPossibilities, TwoBit value, unsigned int *freqValuesSubMoves, PlyInfoVarType plyInfo)
     {
     };
+
     virtual void move(unsigned int threadNo, unsigned int idPossibility, bool opponentsMove, void **pBackup, void *pPossibilities)
     {
         while (true)
             ;
     };
+
     virtual void undo(unsigned int threadNo, unsigned int idPossibility, bool opponentsMove, void *pBackup, void *pPossibilities)
     {
         while (true)
@@ -321,29 +326,34 @@ public:
     {
         return false;
     };
+
     virtual unsigned int getNumberOfLayers()
     {
         while (true)
             ;
         return 0;
     };
+
     virtual unsigned int getNumberOfKnotsInLayer(unsigned int layerNum)
     {
         while (true)
             ;
         return 0;
     };
+
     virtual void getSuccLayers(unsigned int layerNum, unsigned int *amountOfSuccLayers, unsigned int *succLayers)
     {
         while (true)
             ;
     };
+
     virtual unsigned int getPartnerLayer(unsigned int layerNum)
     {
         while (true)
             ;
         return 0;
     };
+
     virtual string getOutputInformation(unsigned int layerNum)
     {
         while (true)
@@ -356,6 +366,7 @@ public:
         while (true)
             ;
     };
+
     virtual bool setSituation(unsigned int threadNo, unsigned int layerNum, unsigned int stateNumber)
     {
         while (true)
@@ -386,11 +397,13 @@ public:
             ;
         return 0;
     };
+
     virtual void getSymStateNumWithDoubles(unsigned int threadNo, unsigned int *numSymmetricStates, unsigned int **symStateNumbers)
     {
         while (true)
             ;
     };
+
     virtual void getPredecessors(unsigned int threadNo, unsigned int *amountOfPred, RetroAnalysisPredVars *predVars)
     {
         while (true)
@@ -413,6 +426,7 @@ public:
         while (true)
             ;
     };
+
     virtual void wrapUpDatabaseCalculation(bool calculationAborted)
     {
         while (true)
@@ -481,6 +495,7 @@ private:
         AlphaBetaDefaultThreadVars()
         {
         };
+
         AlphaBetaDefaultThreadVars(MiniMax *pMiniMax, AlphaBetaGlobalVars *alphaBetaVars, unsigned int layerNumber)
         {
             this->statesProcessed = 0;
@@ -491,6 +506,7 @@ private:
                 this->statsValueCounter[curStateValue] = 0;
             }
         };
+
         void reduceDefault()
         {
             pMiniMax->numStatesProcessed += this->statesProcessed;
@@ -508,15 +524,18 @@ private:
         InitAlphaBetaVars()
         {
         };
+
         InitAlphaBetaVars(MiniMax *pMiniMax, AlphaBetaGlobalVars *alphaBetaVars, unsigned int layerNumber, BufferedFile *initArray, bool initAlreadyDone) : AlphaBetaDefaultThreadVars(pMiniMax, alphaBetaVars, layerNumber)
         {
             this->bufferedFile = initArray;
             this->initAlreadyDone = initAlreadyDone;
         };
+
         void initializeElement(InitAlphaBetaVars &master)
         {
             *this = master;
         };
+
         void reduce()
         {
             reduceDefault();
@@ -532,19 +551,23 @@ private:
         RunAlphaBetaVars()
         {
         };
+
         RunAlphaBetaVars(MiniMax *pMiniMax, AlphaBetaGlobalVars *alphaBetaVars, unsigned int layerNumber) : AlphaBetaDefaultThreadVars(pMiniMax, alphaBetaVars, layerNumber)
         {
             initializeElement(*this);
         };
+
         ~RunAlphaBetaVars()
         {
             SAFE_DELETE_ARRAY(branchArray);
             SAFE_DELETE_ARRAY(freqValuesSubMovesBranchWon);
         }
+
         void reduce()
         {
             reduceDefault();
         };
+
         void initializeElement(RunAlphaBetaVars &master)
         {
             *this = master;
@@ -592,6 +615,7 @@ private:
         RetroAnalysisDefaultThreadVars()
         {
         };
+
         RetroAnalysisDefaultThreadVars(MiniMax *pMiniMax, retroAnalysisGlobalVars *retroVars, unsigned int layerNumber)
         {
             this->statesProcessed = 0;
@@ -602,6 +626,7 @@ private:
                 this->statsValueCounter[curStateValue] = 0;
             }
         };
+
         void reduceDefault()
         {
             pMiniMax->numStatesProcessed += this->statesProcessed;
@@ -619,15 +644,18 @@ private:
         InitRetroAnalysisVars()
         {
         };
+
         InitRetroAnalysisVars(MiniMax *pMiniMax, retroAnalysisGlobalVars *retroVars, unsigned int layerNumber, BufferedFile *initArray, bool initAlreadyDone) : RetroAnalysisDefaultThreadVars(pMiniMax, retroVars, layerNumber)
         {
             this->bufferedFile = initArray;
             this->initAlreadyDone = initAlreadyDone;
         };
+
         void initializeElement(InitRetroAnalysisVars &master)
         {
             *this = master;
         };
+
         void reduce()
         {
             reduceDefault();
@@ -641,13 +669,16 @@ private:
         AddNumSuccedorsVars()
         {
         };
+
         AddNumSuccedorsVars(MiniMax *pMiniMax, retroAnalysisGlobalVars *retroVars, unsigned int layerNumber) : RetroAnalysisDefaultThreadVars(pMiniMax, retroVars, layerNumber)
         {
         };
+
         void initializeElement(AddNumSuccedorsVars &master)
         {
             *this = master;
         };
+
         void reduce()
         {
             reduceDefault();
diff --git a/src/perfect/miniMaxAI.h b/src/perfect/miniMaxAI.h
index 5d1bc271..27b39c31 100644
--- a/src/perfect/miniMaxAI.h
+++ b/src/perfect/miniMaxAI.h
@@ -86,52 +86,66 @@ protected:
     {
         return 0;
     };
+
     unsigned int getNumberOfKnotsInLayer(unsigned int layerNum)
     {
         return 0;
     };
+
     void getSuccLayers(unsigned int layerNum, unsigned int *amountOfSuccLayers, unsigned int *succLayers)
     {
     };
+
     unsigned int getPartnerLayer(unsigned int layerNum)
     {
         return 0;
     };
+
     string getOutputInformation(unsigned int layerNum)
     {
         return string("");
     };
+
     void setOpponentLevel(unsigned int threadNo, bool isOpponentLevel)
     {
     };
+
     bool setSituation(unsigned int threadNo, unsigned int layerNum, unsigned int stateNumber)
     {
         return false;
     };
+
     bool getOpponentLevel(unsigned int threadNo)
     {
         return false;
     };
+
     unsigned int getLayerAndStateNumber(unsigned int threadNo, unsigned int &layerNum, unsigned int &stateNumber)
     {
         return 0;
     };
+
     unsigned int getLayerNumber(unsigned int threadNo)
     {
         return 0;
     };
+
     void getSymStateNumWithDoubles(unsigned int threadNo, unsigned int *numSymmetricStates, unsigned int **symStateNumbers)
     {
     };
+
     void getPredecessors(unsigned int threadNo, unsigned int *amountOfPred, RetroAnalysisPredVars *predVars)
     {
     };
+
     void printBoard(unsigned int threadNo, unsigned char value)
     {
     };
+
     void prepareDatabaseCalculation()
     {
     };
+
     void wrapUpDatabaseCalculation(bool calculationAborted)
     {
     };
diff --git a/src/perfect/miniMaxWin.h b/src/perfect/miniMaxWin.h
index 401232f8..32ac515b 100644
--- a/src/perfect/miniMaxWin.h
+++ b/src/perfect/miniMaxWin.h
@@ -22,9 +22,11 @@ public:
     virtual void setAlignment(wildWeasel::alignment &newAlignment)
     {
     };
+
     virtual void setVisibility(bool visible)
     {
     };
+
     virtual void setState(unsigned int curShowedLayer, MiniMax::StateNumberVarType curShowedState)
     {
     };
diff --git a/src/perfect/miniMax_alphaBetaAlgorithmn.cpp b/src/perfect/miniMax_alphaBetaAlgorithmn.cpp
index 7bde5bfb..e0dc3832 100644
--- a/src/perfect/miniMax_alphaBetaAlgorithmn.cpp
+++ b/src/perfect/miniMax_alphaBetaAlgorithmn.cpp
@@ -106,6 +106,7 @@ bool MiniMax::initAlphaBeta(AlphaBetaGlobalVars &alphaBetaVars)
     // does initialization file exist ?
     CreateDirectoryA(ssInvArrayDirectory.str().c_str(), nullptr);
     invalidArray = new BufferedFile(threadManager.getNumThreads(), FILE_BUFFER_SIZE, ssInvArrayFilePath.str().c_str());
+
     if (invalidArray->getFileSize() == (LONGLONG)layerStats[alphaBetaVars.layerNumber].knotsInLayer) {
         PRINT(2, this, "  Loading invalid states from file: " << ssInvArrayFilePath.str());
         initAlreadyDone = true;
@@ -216,6 +217,7 @@ DWORD MiniMax::initAlphaBetaThreadProc(void *pParameter, int index)
             return m->falseOrStop();
         }
     }
+
     iabVars->statsValueCounter[curStateValue]++;
 
     return TM_RETURN_VALUE_OK;
@@ -251,6 +253,7 @@ bool MiniMax::runAlphaBeta(AlphaBetaGlobalVars &alphaBetaVars)
     case TM_RETURN_VALUE_UNEXPECTED_ERROR:
         return falseOrStop();
     }
+
     threadManager.setNumThreads(4);
 
     // reduce and delete thread specific data
@@ -292,6 +295,7 @@ DWORD MiniMax::runAlphaBetaThreadProc(void *pParameter, int index)
 
     // Version 10: state already calculated? if so leave.
     m->readPlyInfoFromDatabase(curState.layerNumber, curState.stateNumber, plyInfo);
+
     if (plyInfo != PLYINFO_VALUE_UNCALCULATED)
         return TM_RETURN_VALUE_OK;
 
@@ -354,7 +358,6 @@ void MiniMax::letTheTreeGrow(Knot *knot, RunAlphaBetaVars *rabVars, unsigned int
 
         // unable to move
         if (knot->numPossibilities == 0) {
-
             // if unable to move a final state is reached
             knot->plyInfo = 0;
             getValueOfSituation(rabVars->curThreadNo, knot->floatValue, knot->shortValue);
@@ -370,7 +373,6 @@ void MiniMax::letTheTreeGrow(Knot *knot, RunAlphaBetaVars *rabVars, unsigned int
 
             // movement is possible
         } else {
-
             // move, letTreeGroe, undo
             alphaBetaTryPossibilites(knot, rabVars, tilLevel, idPossibility, pPossibilities, maxWonfreqValuesSubMoves, alpha, beta);
 
@@ -407,7 +409,6 @@ bool MiniMax::alphaBetaTryDataBase(Knot *knot, RunAlphaBetaVars *rabVars, unsign
 
     // use database ?
     if (hFilePlyInfo != nullptr && hFileShortKnotValues != nullptr && (calcDatabase || layerInDatabase)) {
-
         // situation already existend in database ?
         readKnotValueFromDatabase(rabVars->curThreadNo, layerNumber, stateNumber, shortKnotValue, invalidLayerOrStateNumber, subLayerInDatabaseAndCompleted);
         readPlyInfoFromDatabase(layerNumber, stateNumber, plyInfo);
@@ -453,7 +454,6 @@ void MiniMax::alphaBetaTryPossibilites(Knot *knot, RunAlphaBetaVars *rabVars, un
     unsigned int curPoss;
 
     for (curPoss = 0; curPoss < knot->numPossibilities; curPoss++) {
-
         // output
         if (tilLevel == depthOfFullTree && !calcDatabase) {
             printMoveInformation(rabVars->curThreadNo, idPossibility[curPoss], pPossibilities);
@@ -491,6 +491,7 @@ void MiniMax::alphaBetaTryPossibilites(Knot *knot, RunAlphaBetaVars *rabVars, un
         // don't use alpha beta if using database
         if (hFileShortKnotValues != nullptr && calcDatabase)
             continue;
+
         if (hFileShortKnotValues != nullptr && tilLevel + 1 >= depthOfFullTree)
             continue;
 
@@ -581,7 +582,6 @@ void MiniMax::alphaBetaCalcPlyInfo(Knot *knot)
 
         // when current knot is a won state
         if (shortKnotValue == SKV_VALUE_GAME_WON) {
-
             for (i = 0; i < knot->numPossibilities; i++) {
 
                 // invert knot value if necessary
@@ -600,9 +600,7 @@ void MiniMax::alphaBetaCalcPlyInfo(Knot *knot)
 
             // current state is a lost state
         } else {
-
             for (i = 0; i < knot->numPossibilities; i++) {
-
                 // invert knot value if necessary
                 shortKnotValue = (knot->branches[i].isOpponentLevel) ? skvPerspectiveMatrix[knot->branches[i].shortValue][PL_TO_MOVE_UNCHANGED] : knot->branches[i].shortValue;
 
@@ -638,7 +636,6 @@ void MiniMax::alphaBetaChooseBestMove(Knot *knot, RunAlphaBetaVars *rabVars, uns
 
     // select randomly one of the best moves, if they are equivalent
     if (tilLevel == depthOfFullTree && !calcDatabase) {
-
         // check every possible move
         for (numBestChoices = 0, i = 0; i < knot->numPossibilities; i++) {
 
diff --git a/src/perfect/miniMax_database.cpp b/src/perfect/miniMax_database.cpp
index 256705eb..72f362c2 100644
--- a/src/perfect/miniMax_database.cpp
+++ b/src/perfect/miniMax_database.cpp
@@ -318,7 +318,6 @@ void MiniMax::openPlyInfoFile(const char *directory)
 
     // invalid file ?
     if (dwBytesRead != sizeof(plyInfoHeader) || plyInfoHeader.headerCode != PLYINFO_HEADER_CODE) {
-
         // create default header
         plyInfoHeader.plyInfoCompleted = false;
         plyInfoHeader.numLayers = getNumberOfLayers();
@@ -363,6 +362,7 @@ void MiniMax::saveLayerToFile(unsigned int layerNumber)
     // don't save layer and header when only preparing layers
     PlyInfo *myPis = &plyInfos[layerNumber];
     LayerStats *myLss = &layerStats[layerNumber];
+
     if (onlyPrepareLayer)
         return;
 
@@ -472,6 +472,7 @@ void MiniMax::readKnotValueFromDatabase(unsigned int layerNumber, unsigned int s
         if (!myLss->layerIsLoaded) {
 
             EnterCriticalSection(&csDatabase);
+
             if (!myLss->layerIsLoaded) {
                 // if layer is in database and completed, then load layer from file into memory, set default value otherwise
                 myLss->shortKnotValueByte = new unsigned char[myLss->sizeInBytes];
@@ -488,6 +489,7 @@ void MiniMax::readKnotValueFromDatabase(unsigned int layerNumber, unsigned int s
                 memoryUsed2 += bytesAllocated;
                 PRINT(3, this, "Allocated " << bytesAllocated << " bytes in memory for knot values of layer " << layerNumber << ", which is " << (myLss->layerIsCompletedAndInFile ? "" : " NOT ") << " fully calculated, due to read operation.");
             }
+
             LeaveCriticalSection(&csDatabase);
         }
 
@@ -533,7 +535,6 @@ void MiniMax::readPlyInfoFromDatabase(unsigned int layerNumber, unsigned int sta
         loadBytesFromFile(hFilePlyInfo, plyInfoHeader.headerAndPlyInfosSize + myPis->layerOffset + sizeof(PlyInfoVarType) * stateNumber, sizeof(PlyInfoVarType), &value);
         LeaveCriticalSection(&csDatabase);
     } else {
-
         // is layer already in memory?
         if (!myPis->plyInfoIsLoaded) {
             EnterCriticalSection(&csDatabase);
@@ -595,7 +596,6 @@ void MiniMax::saveKnotValueInDatabase(unsigned int layerNumber, unsigned int sta
 
     // is layer already loaded?
     if (!myLss->layerIsLoaded) {
-
         EnterCriticalSection(&csDatabase);
         if (!myLss->layerIsLoaded) {
             // reserve memory for this layer & create array for ply info with default value
@@ -659,20 +659,23 @@ void MiniMax::savePlyInfoInDatabase(unsigned int layerNumber, unsigned int state
 
     // is layer already loaded
     if (!myPis->plyInfoIsLoaded) {
-
         EnterCriticalSection(&csDatabase);
+
         if (!myPis->plyInfoIsLoaded) {
             // reserve memory for this layer & create array for ply info with default value
             myPis->plyInfo = new PlyInfoVarType[myPis->knotsInLayer];
+
             for (curKnot = 0; curKnot < myPis->knotsInLayer; curKnot++) {
                 myPis->plyInfo[curKnot] = defValue;
             }
+
             bytesAllocated = myPis->sizeInBytes;
             arrayInfos.addArray(layerNumber, ArrayInfo::arrayType_plyInfos, myPis->sizeInBytes, 0);
             myPis->plyInfoIsLoaded = true;
             memoryUsed2 += bytesAllocated;
             PRINT(3, this, "Allocated " << bytesAllocated << " bytes in memory for ply info of layer " << layerNumber << " due to write operation!");
         }
+
         LeaveCriticalSection(&csDatabase);
     }
 
diff --git a/src/perfect/miniMax_retroAnalysis.cpp b/src/perfect/miniMax_retroAnalysis.cpp
index 84de8095..cc72008c 100644
--- a/src/perfect/miniMax_retroAnalysis.cpp
+++ b/src/perfect/miniMax_retroAnalysis.cpp
@@ -39,6 +39,7 @@ bool MiniMax::calcKnotValuesByRetroAnalysis(vector<unsigned int> &layersToCalcul
     retroVars.layerInitialized.resize(skvfHeader.numLayers, false);
     retroVars.layersToCalculate = layersToCalculate;
     retroVars.pMiniMax = this;
+
     for (retroVars.totalNumKnots = 0, retroVars.numKnotsToCalc = 0, curLayer = 0; curLayer < layersToCalculate.size(); curLayer++) {
         retroVars.numKnotsToCalc += layerStats[layersToCalculate[curLayer]].knotsInLayer;
         retroVars.totalNumKnots += layerStats[layersToCalculate[curLayer]].knotsInLayer;
@@ -51,6 +52,7 @@ bool MiniMax::calcKnotValuesByRetroAnalysis(vector<unsigned int> &layersToCalcul
             retroVars.totalNumKnots += layerStats[layerStats[layersToCalculate[curLayer]].succLayers[curSubLayer]].knotsInLayer;
         }
     }
+
     retroVars.layerInitialized.assign(skvfHeader.numLayers, false);
 
     // output & filenames
@@ -97,6 +99,7 @@ freeMem:
             SAFE_DELETE(retroVars.thread[threadNo].statesToProcess[plyCounter]);
         }
     }
+
     for (curLayer = 0; curLayer < layersToCalculate.size(); curLayer++) {
         if (retroVars.countArrays[curLayer] != nullptr) {
             memoryUsed2 -= layerStats[layersToCalculate[curLayer]].knotsInLayer * sizeof(CountArrayVarType);
@@ -104,8 +107,10 @@ freeMem:
         }
         SAFE_DELETE_ARRAY(retroVars.countArrays[curLayer]);
     }
+
     if (!abortCalculation)
         PRINT(2, this, "  Bytes in memory: " << memoryUsed2);
+
     return !abortCalculation;
 }
 
@@ -125,7 +130,6 @@ bool MiniMax::initRetroAnalysis(retroAnalysisGlobalVars &retroVars)
 
     // process each layer
     for (curLayerId = 0; curLayerId < retroVars.layersToCalculate.size(); curLayerId++) {
-
         // set current processed layer number
         layerNumber = retroVars.layersToCalculate[curLayerId];
         curCalculationActionId = MM_ACTION_INIT_RETRO_ANAL;
@@ -178,6 +182,7 @@ bool MiniMax::initRetroAnalysis(retroAnalysisGlobalVars &retroVars)
         initAlreadyDone = false;
         initArray->flushBuffers();
         SAFE_DELETE(initArray);
+
         if (numStatesProcessed < layerStats[layerNumber].knotsInLayer)
             return falseOrStop();
 
@@ -225,7 +230,6 @@ DWORD MiniMax::initRetroAnalysisThreadProc(void *pParameter, int index)
 
         // initialization not done
     } else {
-
         // set current selected situation
         if (!m->setSituation(iraVars->curThreadNo, curState.layerNumber, curState.stateNumber)) {
             curStateValue = SKV_VALUE_INVALID;
@@ -237,13 +241,11 @@ DWORD MiniMax::initRetroAnalysisThreadProc(void *pParameter, int index)
 
     // save init value
     if (curStateValue != SKV_VALUE_INVALID) {
-
         // save short knot value
         m->saveKnotValueInDatabase(curState.layerNumber, curState.stateNumber, curStateValue);
 
         // put in list if state is final
         if (curStateValue == SKV_VALUE_GAME_WON || curStateValue == SKV_VALUE_GAME_LOST) {
-
             // ply info
             m->savePlyInfoInDatabase(curState.layerNumber, curState.stateNumber, 0);
 
@@ -260,6 +262,7 @@ DWORD MiniMax::initRetroAnalysisThreadProc(void *pParameter, int index)
             return m->falseOrStop();
         }
     }
+
     iraVars->statsValueCounter[curStateValue]++;
 
     return TM_RETURN_VALUE_OK;
@@ -287,6 +290,7 @@ bool MiniMax::prepareCountArrays(retroAnalysisGlobalVars &retroVars)
     // output & filenames
     for (curLayer = 0; curLayer < retroVars.layersToCalculate.size(); curLayer++)
         ssLayers << " " << retroVars.layersToCalculate[curLayer];
+
     ssCountArrayPath << fileDirectory << (fileDirectory.size() ? "\\" : "") << "countArray";
     ssCountArrayFilePath << fileDirectory << (fileDirectory.size() ? "\\" : "") << "countArray\\countArray" << ssLayers.str() << ".dat";
     PRINT(2, this, "  *** Prepare count arrays for layers " << ssLayers.str() << " ***" << endl);
@@ -294,6 +298,7 @@ bool MiniMax::prepareCountArrays(retroAnalysisGlobalVars &retroVars)
 
     // prepare count arrays
     CreateDirectoryA(ssCountArrayPath.str().c_str(), nullptr);
+
     if ((hFileCountArray = CreateFileA(ssCountArrayFilePath.str().c_str(), GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, nullptr, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, nullptr)) == INVALID_HANDLE_VALUE) {
         PRINT(0, this, "ERROR: Could not open File " << ssCountArrayFilePath.str() << "!");
         return falseOrStop();
@@ -344,6 +349,7 @@ bool MiniMax::prepareCountArrays(retroAnalysisGlobalVars &retroVars)
             if (dwWritten != numKnotsInCurLayer * sizeof(CountArrayVarType))
                 return falseOrStop();
         }
+
         PRINT(2, this, "  Count array saved to file: " << ssCountArrayFilePath.str());
     }
 
@@ -496,7 +502,6 @@ DWORD MiniMax::addNumSuccedorsThreadProc(void *pParameter, int index)
 
     // iteration
     for (curPred = 0; curPred < amountOfPred; curPred++) {
-
         // current predecessor
         predState.layerNumber = ansVars->predVars[curPred].predLayerNumbers;
         predState.stateNumber = ansVars->predVars[curPred].predStateNumbers;
@@ -506,6 +511,7 @@ DWORD MiniMax::addNumSuccedorsThreadProc(void *pParameter, int index)
             if (ansVars->retroVars->layersToCalculate[curLayerId] == predState.layerNumber)
                 break;
         }
+
         if (curLayerId == numLayersToCalculate)
             continue;
 
@@ -577,6 +583,7 @@ bool MiniMax::performRetroAnalysis(retroAnalysisGlobalVars &retroVars)
 
     // copy drawn and invalid states to ply info
     PRINT(2, this, "    Copy drawn and invalid states to ply info database...");
+
     for (curLayerId = 0; curLayerId < retroVars.layersToCalculate.size(); curLayerId++) {
         for (curState.layerNumber = retroVars.layersToCalculate[curLayerId], curState.stateNumber = 0; curState.stateNumber < layerStats[curState.layerNumber].knotsInLayer; curState.stateNumber++) {
             readKnotValueFromDatabase(curState.layerNumber, curState.stateNumber, curStateValue);
@@ -586,6 +593,7 @@ bool MiniMax::performRetroAnalysis(retroAnalysisGlobalVars &retroVars)
                 savePlyInfoInDatabase(curState.layerNumber, curState.stateNumber, PLYINFO_VALUE_INVALID);
         }
     }
+
     PRINT(1, this, "  *** Iteration finished! ***");
 
     // every thing ok
@@ -624,7 +632,6 @@ DWORD MiniMax::performRetroAnalysisThreadProc(void *pParameter)
 
         // skip empty and uninitialized cyclic arrays
         if (threadVars->statesToProcess[curNumPlies] != nullptr) {
-
             if (threadNo == 0) {
                 PRINT(0, m, "    Current number of plies: " << (unsigned int)curNumPlies << "/" << threadVars->statesToProcess.size());
                 for (threadCounter = 0; threadCounter < m->threadManager.getNumThreads(); threadCounter++) {
@@ -633,7 +640,6 @@ DWORD MiniMax::performRetroAnalysisThreadProc(void *pParameter)
             }
 
             while (threadVars->statesToProcess[curNumPlies]->takeBytes(sizeof(StateAdress), (unsigned char *)&curState)) {
-
                 // execution cancelled by user?
                 if (m->threadManager.wasExecutionCancelled()) {
                     PRINT(0, m, "\n****************************************\nSub-thread no. " << threadNo << ": Execution cancelled by user!\n****************************************\n");
@@ -671,7 +677,6 @@ DWORD MiniMax::performRetroAnalysisThreadProc(void *pParameter)
 
                 // iteration
                 for (curPred = 0; curPred < amountOfPred; curPred++) {
-
                     // current predecessor
                     predState.layerNumber = predVars[curPred].predLayerNumbers;
                     predState.stateNumber = predVars[curPred].predStateNumbers;
@@ -689,7 +694,6 @@ DWORD MiniMax::performRetroAnalysisThreadProc(void *pParameter)
 
                     // only drawn states are relevant here, since the other are already calculated
                     if (predStateValue == SKV_VALUE_GAME_DRAWN) {
-
                         // if current considered state is a lost game then all predecessors are a won game
                         if (curStateValue == m->skvPerspectiveMatrix[SKV_VALUE_GAME_LOST][predVars[curPred].playerToMoveChanged ? PL_TO_MOVE_CHANGED : PL_TO_MOVE_UNCHANGED]) {
                             m->saveKnotValueInDatabase(predState.layerNumber, predState.stateNumber, SKV_VALUE_GAME_WON);
@@ -780,5 +784,6 @@ bool MiniMax::addStateToProcessQueue(retroAnalysisGlobalVars &retroVars, RetroAn
 
     // everything was fine
     threadVars.numStatesToProcess++;
+
     return true;
 }
diff --git a/src/perfect/miniMax_statistics.cpp b/src/perfect/miniMax_statistics.cpp
index c14e396d..31142041 100644
--- a/src/perfect/miniMax_statistics.cpp
+++ b/src/perfect/miniMax_statistics.cpp
@@ -141,7 +141,6 @@ void MiniMax::showLayerStats(unsigned int layerNumber)
 
     // calc and show statistics
     for (curState.layerNumber = layerNumber, curState.stateNumber = 0; curState.stateNumber < layerStats[curState.layerNumber].knotsInLayer; curState.stateNumber++) {
-
         // get state value
         readKnotValueFromDatabase(curState.layerNumber, curState.stateNumber, curStateValue);
         statsValueCounter[curStateValue]++;
@@ -220,7 +219,6 @@ bool MiniMax::calcLayerStatistics(char *statisticsFileName)
 
         // only calc stats of completed layers
         if (layerStats[curState.layerNumber].layerIsCompletedAndInFile) {
-
             for (curState.stateNumber = 0; curState.stateNumber < layerStats[curState.layerNumber].knotsInLayer; curState.stateNumber++) {
 
                 // get state value
@@ -321,6 +319,7 @@ void MiniMax::ArrayInfoContainer::addArray(unsigned int layerNumber, unsigned in
 {
     // create new info object and add to list
     EnterCriticalSection(&c->csOsPrint);
+
     ArrayInfo ais;
     ais.belongsToLayer = layerNumber;
     ais.compressedSizeInBytes = compressedSize;
@@ -342,6 +341,7 @@ void MiniMax::ArrayInfoContainer::addArray(unsigned int layerNumber, unsigned in
     if (c->userPrintFunc != nullptr) {
         c->userPrintFunc(c->pDataForUserPrintFunc);
     }
+
     LeaveCriticalSection(&c->csOsPrint);
 }
 
@@ -378,6 +378,7 @@ void MiniMax::ArrayInfoContainer::removeArray(unsigned int layerNumber, unsigned
     if (c->userPrintFunc != nullptr) {
         c->userPrintFunc(c->pDataForUserPrintFunc);
     }
+
     LeaveCriticalSection(&c->csOsPrint);
 }
 
@@ -395,6 +396,7 @@ void MiniMax::ArrayInfoContainer::updateArray(unsigned int layerNumber, unsigned
 
         // notify cahnge
         EnterCriticalSection(&c->csOsPrint);
+
         ArrayInfoChange	aic;
         aic.arrayInfo = &(*itr);
         aic.itemIndex = (unsigned int)std::distance(listArrays.begin(), itr);
@@ -405,6 +407,7 @@ void MiniMax::ArrayInfoContainer::updateArray(unsigned int layerNumber, unsigned
             c->userPrintFunc(c->pDataForUserPrintFunc);
         }
         itr->updateCounter = 0;
+
         LeaveCriticalSection(&c->csOsPrint);
     }
 }
\ No newline at end of file
diff --git a/src/perfect/miniMax_test.cpp b/src/perfect/miniMax_test.cpp
index 90f0888c..19c10c9f 100644
--- a/src/perfect/miniMax_test.cpp
+++ b/src/perfect/miniMax_test.cpp
@@ -35,6 +35,7 @@ bool MiniMax::testLayer(unsigned int layerNumber)
     curCalculatedLayer = layerNumber;
     curCalculationActionId = MM_ACTION_TESTING_LAYER;
     TestLayersVars *tlVars = new TestLayersVars[threadManager.getNumThreads()];
+
     for (curThreadNo = 0; curThreadNo < threadManager.getNumThreads(); curThreadNo++) {
         tlVars[curThreadNo].curThreadNo = curThreadNo;
         tlVars[curThreadNo].pMiniMax = this;
@@ -161,7 +162,6 @@ DWORD MiniMax::testLayerThreadProc(void *pParameter, int index)
             goto errorInDatabase;
         }
     } else {
-
         // check each possible move
         for (i = 0; i < numPossibilities; i++) {
 
@@ -194,7 +194,6 @@ DWORD MiniMax::testLayerThreadProc(void *pParameter, int index)
         // value possible?
         switch (shortValueInDatabase) {
         case SKV_VALUE_GAME_LOST:
-
             // all possible moves must be lost for the current player or won for the opponent
             for (i = 0; i < numPossibilities; i++) {
                 if (subValueInDatabase[i] != ((hasCurPlayerChanged[i]) ? SKV_VALUE_GAME_WON : SKV_VALUE_GAME_LOST) && subValueInDatabase[i] != SKV_VALUE_INVALID) {
@@ -231,7 +230,6 @@ DWORD MiniMax::testLayerThreadProc(void *pParameter, int index)
             break;
 
         case SKV_VALUE_GAME_WON:
-
             // at least one possible move must be lost for the opponent or won for the current player
             for (i = 0; i < numPossibilities; i++) {
                 // if (subValueInDatabase[i] == SKV_VALUE_INVALID)                                                      { PRINT(0,m, "DATABASE ERROR IN LAYER " << layerNumber << " AND STATE " << stateNumber << ": At least one possible move must be lost for the opponent or won for the current player. But subValueInDatabase[i] == SKV_VALUE_INVALID.");	goto errorInDatabase; }
@@ -263,7 +261,6 @@ DWORD MiniMax::testLayerThreadProc(void *pParameter, int index)
             break;
 
         case SKV_VALUE_GAME_DRAWN:
-
             // all possible moves must be won for the opponent, lost for the current player or drawn
             for (j = 0, i = 0; i < numPossibilities; i++) {
                 // if (subValueInDatabase[i] == SKV_VALUE_INVALID)                                                      { PRINT(0,m, "DATABASE ERROR IN LAYER " << layerNumber << " AND STATE " << stateNumber << ": All possible moves must be won for the opponent, lost for the current player or drawn. But subValueInDatabase[i] == SKV_VALUE_INVALID."); goto errorInDatabase; }
@@ -306,6 +303,7 @@ DWORD MiniMax::testLayerThreadProc(void *pParameter, int index)
             break;
         }
     }
+
     return TM_RETURN_VALUE_OK;
 
 errorInDatabase:
@@ -360,6 +358,7 @@ bool MiniMax::testSetSituationAndGetPoss(unsigned int layerNumber)
     numStatesProcessed = 0;
     curCalculationActionId = MM_ACTION_TESTING_LAYER;
     TestLayersVars *tlVars = new TestLayersVars[threadManager.getNumThreads()];
+
     for (curThreadNo = 0; curThreadNo < threadManager.getNumThreads(); curThreadNo++) {
         tlVars[curThreadNo].curThreadNo = curThreadNo;
         tlVars[curThreadNo].pMiniMax = this;
@@ -372,6 +371,7 @@ bool MiniMax::testSetSituationAndGetPoss(unsigned int layerNumber)
 
     // process each state in the current layer
     returnValue = threadManager.executeParallelLoop(testSetSituationThreadProc, (void *)tlVars, sizeof(TestLayersVars), TM_SCHEDULE_STATIC, 0, layerStats[layerNumber].knotsInLayer - 1, 1);
+
     switch (returnValue) {
     case TM_RETURN_VALUE_OK:
     case TM_RETURN_VALUE_EXECUTION_CANCELLED:
@@ -430,6 +430,7 @@ DWORD MiniMax::testSetSituationThreadProc(void *pParameter, int index)
 
     // output
     tlVars->statesProcessed++;
+
     if (tlVars->statesProcessed % OUTPUT_EVERY_N_STATES == 0) {
         m->numStatesProcessed += OUTPUT_EVERY_N_STATES;
         PRINT(0, m, m->numStatesProcessed << " states of " << m->layerStats[curState.layerNumber].knotsInLayer << " tested");
@@ -481,6 +482,7 @@ DWORD MiniMax::testSetSituationThreadProc(void *pParameter, int index)
             m->setSituation(tlVars->curThreadNo, curState.layerNumber, curState.stateNumber);
         }
     }
+
     return TM_RETURN_VALUE_OK;
 
     //errorInDatabase:
@@ -525,7 +527,6 @@ bool MiniMax::testIfSymStatesHaveSameValue(unsigned int layerNumber)
     skvfHeader.completed = false;
 
     for (layerInDatabase = false, stateNumber = 0; stateNumber < layerStats[layerNumber].knotsInLayer; stateNumber++) {
-
         // output
         if (stateNumber % OUTPUT_EVERY_N_STATES == 0)
             PRINT(1, this, stateNumber << " states of " << layerStats[layerNumber].knotsInLayer << " tested");
@@ -549,7 +550,6 @@ bool MiniMax::testIfSymStatesHaveSameValue(unsigned int layerNumber)
 
         // save value for all symmetric states
         for (i = 0; i < numSymmetricStates; i++) {
-
             readKnotValueFromDatabase(layerNumber, symStateNumbers[i], shortValueOfSymState);
             readPlyInfoFromDatabase(layerNumber, symStateNumbers[i], numPliesTillSymState);
 
@@ -571,6 +571,7 @@ bool MiniMax::testIfSymStatesHaveSameValue(unsigned int layerNumber)
 
     // layer is ok
     PRINT(0, this, "TEST PASSED !");
+
     return true;
 
 errorInDatabase:
@@ -578,5 +579,6 @@ errorInDatabase:
     // layer is not ok
     if (layerNumber)
         PRINT(0, this, "DATABASE ERROR IN LAYER " << layerNumber << " AND STATE " << stateNumber);
+
     return falseOrStop();
 }
diff --git a/src/perfect/perfect.vcxproj b/src/perfect/perfect.vcxproj
index bb9cb229..84c4f898 100644
--- a/src/perfect/perfect.vcxproj
+++ b/src/perfect/perfect.vcxproj
@@ -154,7 +154,7 @@
     <ClInclude Include="miniMaxWin.h" />
     <ClInclude Include="miniMax_retroAnalysis.h" />
     <ClInclude Include="miniMaxAI.h" />
-    <ClInclude Include="position.h" />
+    <ClInclude Include="mill.h" />
     <ClInclude Include="millAI.h" />
     <ClInclude Include="perfectAI.h" />
     <ClInclude Include="randomAI.h" />
@@ -172,7 +172,7 @@
     <ClCompile Include="miniMax_statistics.cpp" />
     <ClCompile Include="miniMax_test.cpp" />
     <ClCompile Include="minMaxAI.cpp" />
-    <ClCompile Include="position.cpp" />
+    <ClCompile Include="mill.cpp" />
     <ClCompile Include="millAI.cpp" />
     <ClCompile Include="perfectAI.cpp" />
     <ClCompile Include="randomAI.cpp" />
diff --git a/src/perfect/perfect.vcxproj.filters b/src/perfect/perfect.vcxproj.filters
index 8f88e746..c5093a4c 100644
--- a/src/perfect/perfect.vcxproj.filters
+++ b/src/perfect/perfect.vcxproj.filters
@@ -51,7 +51,7 @@
     <ClInclude Include="config.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="position.h">
+    <ClInclude Include="mill.h">
       <Filter>Header Files</Filter>
     </ClInclude>
   </ItemGroup>
@@ -98,10 +98,10 @@
     <ClCompile Include="main.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="position.cpp">
+    <ClCompile Include="minMaxAI.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="minMaxAI.cpp">
+    <ClCompile Include="mill.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
   </ItemGroup>
diff --git a/src/perfect/perfectAI.cpp b/src/perfect/perfectAI.cpp
index d9143077..a269dc03 100644
--- a/src/perfect/perfectAI.cpp
+++ b/src/perfect/perfectAI.cpp
@@ -8,149 +8,166 @@
 
 #include "perfectAI.h"
 
+
 unsigned int soTableTurnLeft[] = {
-    2, 14, 23,
-    5, 13, 20,
-    8, 12, 17,
-    1, 4, 7, 16, 19, 22,
-    6, 11, 15,
-    3, 10, 18,
-    0, 9, 21 };
+ 2,      14,      23,
+    5,   13,   20,
+       8,12,17,
+ 1, 4, 7,   16,19,22,
+       6,11,15,
+    3,   10,   18,
+ 0,       9,      21
+};
 
 unsigned int soTableDoNothing[] = {
-    0, 1, 2,
-    3, 4, 5,
-    6, 7, 8,
-    9, 10, 11, 12, 13, 14,
-    15, 16, 17,
-    18, 19, 20,
-    21, 22, 23 };
+ 0,       1,       2,
+    3,    4,    5,
+       6, 7, 8,
+ 9,10,11,   12,13,14,
+      15,16,17,
+   18,   19,   20,
+21,      22,      23
+};
 
 unsigned int soTableMirrorHori[] = {
-    21, 22, 23,
-    18, 19, 20,
-    15, 16, 17,
-    9, 10, 11, 12, 13, 14,
-    6, 7, 8,
-    3, 4, 5,
-    0, 1, 2 };
+21,      22,      23,
+   18,   19,   20,
+      15,16,17,
+ 9,10,11,   12,13,14,
+       6, 7, 8,
+    3,    4,    5,
+ 0,       1,       2
+};
 
 unsigned int soTableTurn180[] = {
-    23, 22, 21,
-    20, 19, 18,
-    17, 16, 15,
-    14, 13, 12, 11, 10, 9,
-    8, 7, 6,
-    5, 4, 3,
-    2, 1, 0 };
+ 23,      22,      21,
+    20,   19,   18,
+       17,16,15,
+ 14,13,12,   11,10, 9,
+        8, 7, 6,
+     5,    4,    3,
+  2,       1,       0
+};
 
 unsigned int soTableInvert[] = {
-    6, 7, 8,
-    3, 4, 5,
-    0, 1, 2,
-    11, 10, 9, 14, 13, 12,
-    21, 22, 23,
-    18, 19, 20,
-    15, 16, 17 };
+  6,       7,       8,
+     3,    4,    5,
+        0, 1, 2,
+ 11,10, 9,   14,13,12,
+       21,22,23,
+    18,   19,   20,
+ 15,      16,      17
+};
 
 unsigned int soTableInvMirHori[] = {
-    15, 16, 17,
-    18, 19, 20,
-    21, 22, 23,
-    11, 10, 9, 14, 13, 12,
-    0, 1, 2,
-    3, 4, 5,
-    6, 7, 8 };
+ 15,      16,      17,
+    18,   19,   20,
+       21,22,23,
+ 11,10, 9,   14,13,12,
+        0, 1, 2,
+     3,    4,    5,
+  6,       7,       8
+};
 
 unsigned int soTableInvMirVert[] = {
-    8, 7, 6,
-    5, 4, 3,
-    2, 1, 0,
-    12, 13, 14, 9, 10, 11,
-    23, 22, 21,
-    20, 19, 18,
-    17, 16, 15 };
+  8,       7,       6,
+     5,    4,    3,
+        2, 1, 0,
+ 12,13,14,    9,10,11,
+       23,22,21,
+    20,   19,   18,
+ 17,      16,      15
+};
 
 unsigned int soTableInvMirDiag1[] = {
-    17, 12, 8,
-    20, 13, 5,
-    23, 14, 2,
-    16, 19, 22, 1, 4, 7,
-    21, 9, 0,
-    18, 10, 3,
-    15, 11, 6 };
+ 17,      12,       8,
+    20,   13,    5,
+       23,14, 2,
+ 16,19,22,    1, 4, 7,
+       21, 9, 0,
+    18,   10,    3,
+ 15,      11,       6
+};
 
 unsigned int soTableInvMirDiag2[] = {
-    6, 11, 15,
-    3, 10, 18,
-    0, 9, 21,
-    7, 4, 1, 22, 19, 16,
-    2, 14, 23,
-    5, 13, 20,
-    8, 12, 17 };
+  6,      11,      15,
+     3,   10,   18,
+        0, 9,21,
+  7, 4, 1,   22,19,16,
+        2,14,23,
+     5,   13,   20,
+  8,      12,      17
+};
 
 unsigned int soTableInvLeft[] = {
-    8, 12, 17,
-    5, 13, 20,
-    2, 14, 23,
-    7, 4, 1, 22, 19, 16,
-    0, 9, 21,
-    3, 10, 18,
-    6, 11, 15 };
+  8,      12,      17,
+     5,   13,   20,
+        2,14,23,
+  7, 4, 1,   22,19,16,
+        0, 9,21,
+     3,   10,   18,
+  6,      11,      15
+};
 
 unsigned int soTableInvRight[] = {
-    15, 11, 6,
-    18, 10, 3,
-    21, 9, 0,
-    16, 19, 22, 1, 4, 7,
-    23, 14, 2,
-    20, 13, 5,
-    17, 12, 8 };
+ 15,      11,       6,
+    18,   10,    3,
+       21, 9, 0,
+ 16,19,22,    1, 4, 7,
+       23,14, 2,
+    20,   13,    5,
+ 17,      12,       8
+};
 
 unsigned int soTableInv180[] = {
-    17, 16, 15,
-    20, 19, 18,
-    23, 22, 21,
-    12, 13, 14, 9, 10, 11,
-    2, 1, 0,
-    5, 4, 3,
-    8, 7, 6 };
+ 17,      16,      15,
+    20,   19,   18,
+       23,22,21,
+ 12,13,14,    9,10,11,
+        2, 1, 0,
+     5,    4,    3,
+  8,       7,       6
+};
 
 unsigned int soTableMirrorDiag1[] = {
-    0, 9, 21,
-    3, 10, 18,
-    6, 11, 15,
-    1, 4, 7, 16, 19, 22,
-    8, 12, 17,
-    5, 13, 20,
-    2, 14, 23 };
+  0,       9,      21,
+     3,   10,   18,
+        6,11,15,
+  1, 4, 7,   16,19,22,
+        8,12,17,
+     5,   13,   20,
+  2,      14,      23
+};
 
 unsigned int soTableTurnRight[] = {
-    21, 9, 0,
-    18, 10, 3,
-    15, 11, 6,
-    22, 19, 16, 7, 4, 1,
-    17, 12, 8,
-    20, 13, 5,
-    23, 14, 2 };
+  21,       9,       0,
+     18,   10,    3,
+        15,11, 6,
+  22,19,16,    7, 4, 1,
+        17,12, 8,
+     20,   13,    5,
+  23,      14,       2
+};
 
 unsigned int soTableMirrorVert[] = {
-    2, 1, 0,
-    5, 4, 3,
-    8, 7, 6,
-    14, 13, 12, 11, 10, 9,
-    17, 16, 15,
-    20, 19, 18,
-    23, 22, 21 };
+   2,       1,       0,
+      5,    4,    3,
+         8, 7, 6,
+  14,13,12,   11,10, 9,
+        17,16,15,
+     20,   19,   18,
+  23,      22,      21
+};
 
 unsigned int soTableMirrorDiag2[] = {
-    23, 14, 2,
-    20, 13, 5,
-    17, 12, 8,
-    22, 19, 16, 7, 4, 1,
-    15, 11, 6,
-    18, 10, 3,
-    21, 9, 0 };
+  23,      14,       2,
+     20,   13,    5,
+        17,12, 8,
+  22,19,16,    7, 4, 1,
+        15,11, 6,
+     18,   10,    3,
+  21,       9,       0
+};
 
 // define the four groups
 unsigned int squareIndexGroupA[] = { 3, 5, 20, 18 };
@@ -187,6 +204,7 @@ PerfectAI::PerfectAI(const char *directory)
 
     //
     threadVars = new ThreadVars[getNumThreads()];
+
     for (unsigned int curThread = 0; curThread < getNumThreads(); curThread++) {
         threadVars[curThread].parent = this;
         threadVars[curThread].field = &dummyField;
@@ -199,13 +217,13 @@ PerfectAI::PerfectAI(const char *directory)
     if (strlen(directory) && PathFileExistsA(directory)) {
         ssPreCalcVarsFilePath << directory << "\\";
     }
+
     ssPreCalcVarsFilePath << "preCalculatedVars.dat";
     hFilePreCalcVars = CreateFileA(ssPreCalcVarsFilePath.str().c_str(), GENERIC_READ /*| GENERIC_WRITE*/, FILE_SHARE_READ | FILE_SHARE_WRITE, nullptr, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, nullptr);
     ReadFile(hFilePreCalcVars, &preCalcVarsHeader, sizeof(PreCalcedVarsFileHeader), &dwBytesRead, nullptr);
 
     // vars already stored in file?
     if (dwBytesRead) {
-
         // Read from file
         ReadFile(hFilePreCalcVars, layer, sizeof(Layer) * NUM_LAYERS, &dwBytesRead, nullptr);
         ReadFile(hFilePreCalcVars, layerIndex, sizeof(unsigned int) * 2 * NUM_STONES_PER_PLAYER_PLUS_ONE * NUM_STONES_PER_PLAYER_PLUS_ONE, &dwBytesRead, nullptr);
@@ -308,7 +326,6 @@ PerfectAI::PerfectAI(const char *directory)
         // concatenated symmetry operations
         for (a = 0; a < NUM_SYM_OPERATIONS; a++) {
             for (b = 0; b < NUM_SYM_OPERATIONS; b++) {
-
                 // test each symmetry operation
                 for (c = 0; c < NUM_SYM_OPERATIONS; c++) {
 
@@ -353,7 +370,6 @@ PerfectAI::PerfectAI(const char *directory)
             indexAB[stateAB] = NOT_INDEXED;
 
         for (stateAB = 0; stateAB < MAX_ANZ_STELLUNGEN_A * MAX_ANZ_STELLUNGEN_B; stateAB++) {
-
             // new state ?
             if (indexAB[stateAB] == NOT_INDEXED) {
 
@@ -399,7 +415,8 @@ PerfectAI::PerfectAI(const char *directory)
             for (b = 0; b <= NUM_STONES_PER_PLAYER; b++) {
                 if (a + b > numSquaresGroupC + numSquaresGroupD)
                     continue;
-                originalStateCD_tmp[a][b] = new unsigned int[mOverN[numSquaresGroupC + numSquaresGroupD][a] * mOverN[numSquaresGroupC + numSquaresGroupD - a][b]];
+                originalStateCD_tmp[a][b] =
+                    new unsigned int[mOverN[numSquaresGroupC + numSquaresGroupD][a] * mOverN[numSquaresGroupC + numSquaresGroupD - a][b]];
                 anzahlStellungenCD[a][b] = 0;
             }
         }
@@ -408,7 +425,6 @@ PerfectAI::PerfectAI(const char *directory)
         memset(indexCD, NOT_INDEXED, 4 * MAX_ANZ_STELLUNGEN_C * MAX_ANZ_STELLUNGEN_D);
 
         for (stateCD = 0; stateCD < MAX_ANZ_STELLUNGEN_C * MAX_ANZ_STELLUNGEN_D; stateCD++) {
-
             // new state ?
             if (indexCD[stateCD] == NOT_INDEXED) {
 
@@ -2289,6 +2305,7 @@ void PerfectAI::getPredecessors(unsigned int threadNo, unsigned int *amountOfPre
                     }
                 }
             }
+
         } else if (!tv->gameHasFinished) {
 
             // test each destination
@@ -2371,7 +2388,6 @@ void PerfectAI::getPredecessors(unsigned int threadNo, unsigned int *amountOfPre
 
                     // stone mustn't be part of mill
                     if ((!(tv->field->board[tv->field->neighbour[from][0][0]] == tv->field->curPlayer->id && tv->field->board[tv->field->neighbour[from][0][1]] == tv->field->curPlayer->id)) && (!(tv->field->board[tv->field->neighbour[from][1][0]] == tv->field->curPlayer->id && tv->field->board[tv->field->neighbour[from][1][1]] == tv->field->curPlayer->id))) {
-
                         // put back stone
                         tv->field->stoneMustBeRemoved = 1;
                         tv->field->board[from] = tv->field->curPlayer->id;
@@ -2456,12 +2472,14 @@ bool PerfectAI::checkMoveAndSetSituation()
                 // count completed mills
                 numberOfMillsCurrentPlayer = 0;
                 numberOfMillsOpponentPlayer = 0;
+
                 for (i = 0; i < fieldStruct::size; i++) {
                     if (tv->field->board[i] == tv->field->curPlayer->id)
                         numberOfMillsCurrentPlayer += tv->field->stonePartOfMill[i];
                     else
                         numberOfMillsOpponentPlayer += tv->field->stonePartOfMill[i];
                 }
+
                 numberOfMillsCurrentPlayer /= 3;
                 numberOfMillsOpponentPlayer /= 3;
 
@@ -2634,13 +2652,17 @@ bool PerfectAI::checkGetPredThanGetPoss()
                     // perform several commands to see in debug mode where the error occurs
                     for (k = 0; k < tv->field->size; k++)
                         symField[k] = tv->field->board[k];
+
                     applySymmetrieOperationOnField(reverseSymOperation[predVars[j].predSymOperation], (unsigned int *)symField, (unsigned int *)tv->field->board);
+
                     for (k = 0; k < tv->field->size; k++)
                         symField[k] = tv->field->stonePartOfMill[k];
+
                     applySymmetrieOperationOnField(reverseSymOperation[predVars[j].predSymOperation], (unsigned int *)symField, (unsigned int *)tv->field->stonePartOfMill);
                     cout << "predecessor" << endl;
                     cout << "   layerNum: " << predVars[j].predLayerNumbers << "\tstateNum: " << predVars[j].predStateNumbers << endl;
                     printBoard(threadNo, 0);
+
                     if (predVars[j].playerToMoveChanged) {
                         k = tv->field->curPlayer->id;
                         tv->field->curPlayer->id = tv->field->oppPlayer->id;
@@ -2648,6 +2670,7 @@ bool PerfectAI::checkGetPredThanGetPoss()
                         for (k = 0; k < tv->field->size; k++)
                             tv->field->board[k] = -1 * tv->field->board[k];
                     }
+
                     idPossibility = getPossibilities(threadNo, &numPossibilities, &isOpponentLevel, &pPossibilities);
                     setSituation(threadNo, layerNum, stateNum);
                     cout << "current state" << endl;
@@ -2659,10 +2682,14 @@ bool PerfectAI::checkGetPredThanGetPoss()
                 // regard used symmetry operation
                 for (k = 0; k < tv->field->size; k++)
                     symField[k] = tv->field->board[k];
+
                 applySymmetrieOperationOnField(reverseSymOperation[predVars[j].predSymOperation], (unsigned int *)symField, (unsigned int *)tv->field->board);
+
                 for (k = 0; k < tv->field->size; k++)
                     symField[k] = tv->field->stonePartOfMill[k];
+
                 applySymmetrieOperationOnField(reverseSymOperation[predVars[j].predSymOperation], (unsigned int *)symField, (unsigned int *)tv->field->stonePartOfMill);
+
                 if (predVars[j].playerToMoveChanged) {
                     k = tv->field->curPlayer->id;
                     tv->field->curPlayer->id = tv->field->oppPlayer->id;
@@ -2676,7 +2703,6 @@ bool PerfectAI::checkGetPredThanGetPoss()
 
                 // go to each successor state
                 for (i = 0; i < numPossibilities; i++) {
-
                     // move
                     move(threadNo, idPossibility[i], isOpponentLevel, &pBackup, pPossibilities);
 
@@ -2693,22 +2719,28 @@ bool PerfectAI::checkGetPredThanGetPoss()
 
                 // error?
                 if (i == numPossibilities) {
-
                     cout << endl
                         << "ERROR: Not all predecessors lead to state " << stateNum << " calling move()" << endl;
                     //return false;
 
                     // perform several commands to see in debug mode where the error occurs
                     setSituation(threadNo, predVars[j].predLayerNumbers, predVars[j].predStateNumbers);
+
                     for (k = 0; k < tv->field->size; k++)
                         symField[k] = tv->field->board[k];
+
                     applySymmetrieOperationOnField(reverseSymOperation[predVars[j].predSymOperation], (unsigned int *)symField, (unsigned int *)tv->field->board);
+
                     for (k = 0; k < tv->field->size; k++)
                         symField[k] = tv->field->stonePartOfMill[k];
+
                     applySymmetrieOperationOnField(reverseSymOperation[predVars[j].predSymOperation], (unsigned int *)symField, (unsigned int *)tv->field->stonePartOfMill);
+
                     cout << "predecessor" << endl;
                     cout << "   layerNum: " << predVars[j].predLayerNumbers << "\tstateNum: " << predVars[j].predStateNumbers << endl;
+
                     printBoard(threadNo, 0);
+
                     if (predVars[j].playerToMoveChanged) {
                         k = tv->field->curPlayer->id;
                         tv->field->curPlayer->id = tv->field->oppPlayer->id;
@@ -2716,6 +2748,7 @@ bool PerfectAI::checkGetPredThanGetPoss()
                         for (k = 0; k < tv->field->size; k++)
                             tv->field->board[k] = -1 * tv->field->board[k];
                     }
+
                     idPossibility = getPossibilities(threadNo, &numPossibilities, &isOpponentLevel, &pPossibilities);
                     setSituation(threadNo, layerNum, stateNum);
                     cout << "current state" << endl;
@@ -2726,15 +2759,22 @@ bool PerfectAI::checkGetPredThanGetPoss()
                     k = tv->field->curPlayer->id;
                     tv->field->curPlayer->id = tv->field->oppPlayer->id;
                     tv->field->oppPlayer->id = k;
+
                     for (k = 0; k < tv->field->size; k++)
                         tv->field->board[k] = -1 * tv->field->board[k];
+
                     setSituation(threadNo, predVars[j].predLayerNumbers, predVars[j].predStateNumbers);
+
                     for (k = 0; k < tv->field->size; k++)
                         symField[k] = tv->field->board[k];
+
                     applySymmetrieOperationOnField(reverseSymOperation[predVars[j].predSymOperation], (unsigned int *)symField, (unsigned int *)tv->field->board);
+
                     for (k = 0; k < tv->field->size; k++)
                         symField[k] = tv->field->stonePartOfMill[k];
+
                     applySymmetrieOperationOnField(reverseSymOperation[predVars[j].predSymOperation], (unsigned int *)symField, (unsigned int *)tv->field->stonePartOfMill);
+
                     printBoard(threadNo, 0);
                     idPossibility = getPossibilities(threadNo, &numPossibilities, &isOpponentLevel, &pPossibilities);
                     move(threadNo, idPossibility[1], isOpponentLevel, &pBackup, pPossibilities);
diff --git a/src/perfect/perfectAI.h b/src/perfect/perfectAI.h
index 73586f16..96d1d1ed 100644
--- a/src/perfect/perfectAI.h
+++ b/src/perfect/perfectAI.h
@@ -186,6 +186,7 @@ protected:
         void calcPossibleMoves(Player *player);
         void storePredecessor(unsigned int numberOfMillsCurrentPlayer, unsigned int numberOfMillsOpponentPlayer, unsigned int *amountOfPred, RetroAnalysisPredVars *predVars);
     };
+
     ThreadVars *threadVars;
 
     // database functions
diff --git a/src/perfect/randomAI.cpp b/src/perfect/randomAI.cpp
index 0b7dcaf0..4dd8568c 100644
--- a/src/perfect/randomAI.cpp
+++ b/src/perfect/randomAI.cpp
@@ -39,7 +39,6 @@ void RandomAI::play(fieldStruct *theField, unsigned int *pushFrom, unsigned int
 
     // must stone be removed ?
     if (theField->stoneMustBeRemoved) {
-
         // search a stone from the enemy
         do {
             from = rand() % theField->size;
@@ -48,7 +47,6 @@ void RandomAI::play(fieldStruct *theField, unsigned int *pushFrom, unsigned int
 
         // still in setting phase ?
     } else if (theField->settingPhase) {
-
         // search a free square
         do {
             from = theField->size;
@@ -57,7 +55,6 @@ void RandomAI::play(fieldStruct *theField, unsigned int *pushFrom, unsigned int
 
         // try to push randomly
     } else {
-
         do {
             // search an own stone
             do {
diff --git a/src/perfect/strLib.cpp b/src/perfect/strLib.cpp
index 538dd661..f28fa429 100644
--- a/src/perfect/strLib.cpp
+++ b/src/perfect/strLib.cpp
@@ -58,10 +58,12 @@ MyString::~MyString()
         delete[] strA;
         strA = nullptr;
     }
+
     if (strW != nullptr) {
         delete[] strW;
         strW = nullptr;
     }
+
     strW = nullptr;
     strA = nullptr;
     length = 0;
@@ -99,8 +101,10 @@ MyString &MyString::assign(const char *cStr)
 
     if (reserved < newReserved)
         this->~MyString();
+
     if (strA == nullptr)
         strA = new char[newReserved];
+
     if (strW == nullptr)
         strW = new WCHAR[newReserved];
 
@@ -126,8 +130,10 @@ MyString &MyString::assign(const WCHAR *cStr)
 
     if (reserved < newReserved)
         this->~MyString();
+
     if (strA == nullptr)
         strA = new char[newReserved];
+
     if (strW == nullptr)
         strW = new WCHAR[newReserved];
 
@@ -179,7 +185,6 @@ bool readAsciiData(HANDLE hFile, double *pData, unsigned int numValues, unsigned
 
     // read each value
     do {
-
         // read from buffer if necessary
         if (curBufferPos >= bufferSize - maxValueLengthInBytes) {
             memcpy(&buffer[0], &buffer[curBufferPos], bufferSize - curBufferPos);
@@ -352,9 +357,11 @@ bool readAsciiData(HANDLE hFile, double *pData, unsigned int numValues, unsigned
                 if (decimalPos) {
                     (*pData) += fractionalValue * fractionalFactor[decimalPos];
                 }
+
                 if (valIsNegativ) {
                     (*pData) *= -1;
                 }
+
                 if (exponent) {
                     (*pData) *= pow(10, expIsNegativ ? -1 * exponentialValue : 1);
                 }
diff --git a/src/perfect/threadManager.cpp b/src/perfect/threadManager.cpp
index 7ca9d361..bffa9af1 100644
--- a/src/perfect/threadManager.cpp
+++ b/src/perfect/threadManager.cpp
@@ -58,9 +58,11 @@ ThreadManager::~ThreadManager()
     if (hBarrier != nullptr)
         delete[] hBarrier;
     hBarrier = nullptr;
+
     if (hThread != nullptr)
         delete[] hThread;
     hThread = nullptr;
+
     if (threadId != nullptr)
         delete[] threadId;
     threadId = nullptr;
@@ -127,18 +129,24 @@ bool ThreadManager::setNumThreads(unsigned int newNumThreads)
 {
     // cancel if any thread running
     EnterCriticalSection(&csBarrier);
+
     for (unsigned int curThreadNo = 0; curThreadNo < numThreads; curThreadNo++) {
         if (hThread[curThreadNo])
             return false;
     }
+
     for (unsigned int curThreadNo = 0; curThreadNo < numThreads; curThreadNo++) {
         CloseHandle(hBarrier[curThreadNo]);
     }
+
     numThreads = newNumThreads;
+
     for (unsigned int curThreadNo = 0; curThreadNo < numThreads; curThreadNo++) {
         hBarrier[curThreadNo] = CreateEvent(nullptr, false, false, nullptr);
     }
+
     LeaveCriticalSection(&csBarrier);
+
     return true;
 }
 
@@ -149,7 +157,6 @@ bool ThreadManager::setNumThreads(unsigned int newNumThreads)
 void ThreadManager::pauseExecution()
 {
     for (unsigned int curThread = 0; curThread < numThreads; curThread++) {
-
         // unsuspend all threads
         if (!executionPaused) {
             SuspendThread(hThread[curThread]);
@@ -158,6 +165,7 @@ void ThreadManager::pauseExecution()
             ResumeThread(hThread[curThread]);
         }
     }
+
     executionPaused = (!executionPaused);
 }
 
@@ -170,6 +178,7 @@ void ThreadManager::cancelExecution()
 {
     termineAllThreads = true;
     executionCancelled = true;
+
     if (executionPaused) {
         pauseExecution();
     }
@@ -208,6 +217,7 @@ unsigned int ThreadManager::getThreadNumber()
             return curThreadNo;
         }
     }
+
     return 0;
 }
 
@@ -284,12 +294,16 @@ unsigned int ThreadManager::executeParallelLoop(DWORD threadProc(void *pParamete
     // parameters ok?
     if (executionCancelled == true)
         return TM_RETURN_VALUE_EXECUTION_CANCELLED;
+
     if (pParameter == nullptr)
         return TM_RETURN_VALUE_INVALID_PARAM;
+
     if (scheduleType >= TM_SCHEDULE_NUM_TYPES)
         return TM_RETURN_VALUE_INVALID_PARAM;
+
     if (inkrement == 0)
         return TM_RETURN_VALUE_INVALID_PARAM;
+
     if (abs(finalValue - initialValue) == abs(inkrement))
         return TM_RETURN_VALUE_INVALID_PARAM;
 
@@ -305,7 +319,6 @@ unsigned int ThreadManager::executeParallelLoop(DWORD threadProc(void *pParamete
 
     // create threads
     for (curThreadNo = 0; curThreadNo < numThreads; curThreadNo++) {
-
         forLoopParameters[curThreadNo].pParameter = (pParameter != nullptr ? (void *)(((char *)pParameter) + curThreadNo * parameterStructSize) : nullptr);
         forLoopParameters[curThreadNo].threadManager = this;
         forLoopParameters[curThreadNo].threadProc = threadProc;
@@ -335,14 +348,18 @@ unsigned int ThreadManager::executeParallelLoop(DWORD threadProc(void *pParamete
 
         // create suspended thread
         hThread[curThreadNo] = CreateThread(nullptr, dwStackSize, threadForLoop, (LPVOID)(&forLoopParameters[curThreadNo]), CREATE_SUSPENDED, &threadId[curThreadNo]);
+
         SetThreadPriority(hThread[curThreadNo], THREAD_PRIORITY_BELOW_NORMAL);
+
         if (hThread[curThreadNo] == nullptr) {
             for (curThreadNo; curThreadNo > 0; curThreadNo--) {
                 CloseHandle(hThread[curThreadNo - 1]);
                 hThread[curThreadNo - 1] = nullptr;
             }
+
             return TM_RETURN_VALUE_UNEXPECTED_ERROR;
         }
+
         //DWORD dwThreadAffinityMask = 1 << curThreadNo;
         //SetThreadAffinityMask(hThread[curThreadNo], &dwThreadAffinityMask);
     }
diff --git a/src/perfect/threadManager.h b/src/perfect/threadManager.h
index 49613390..45a8c454 100644
--- a/src/perfect/threadManager.h
+++ b/src/perfect/threadManager.h
@@ -78,9 +78,11 @@ public:
         virtual void initializeElement()
         {
         };
+
         virtual void destroyElement()
         {
         };
+
         virtual void reduce()
         {
         };