f4583fda98
git-svn-id: http://mc-server.googlecode.com/svn/trunk@196 0a769ca7-a7f5-676a-18bf-c427514a06d6
469 lines
10 KiB
C++
469 lines
10 KiB
C++
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#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
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#include "cRecipeChecker.h"
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#include <fstream>
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#include <sstream>
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#ifndef _WIN32
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#include <cstring>
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#include <cstdlib>
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#endif
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#include "Defines.h"
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#include "cRoot.h"
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typedef std::list< cRecipeChecker::Recipe* > RecipeList;
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struct cRecipeChecker::sRecipeCheckerState
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{
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RecipeList Recipes;
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};
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cRecipeChecker* cRecipeChecker::GetRecipeChecker()
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{
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LOGWARN("WARNING: Using deprecated function cRecipeChecker::GetRecipeChecker() use cRoot::Get()->GetRecipeChecker() instead!");
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return cRoot::Get()->GetRecipeChecker();
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}
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cRecipeChecker::Recipe::~Recipe()
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{
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delete [] Slots;
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Slots = 0;
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}
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cRecipeChecker::~cRecipeChecker()
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{
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ClearRecipes();
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delete m_pState;
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}
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cRecipeChecker::cRecipeChecker()
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: m_pState( new sRecipeCheckerState )
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{
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ReloadRecipes();
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}
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void cRecipeChecker::ClearRecipes()
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{
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while( m_pState->Recipes.size() > 0 )
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{
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delete *m_pState->Recipes.begin();
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m_pState->Recipes.remove( *m_pState->Recipes.begin() );
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}
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}
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void PrintRecipe( std::vector< cRecipeChecker::RecipeSlot > & RecipeSlots )
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{
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LOG("Recipe:");
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for(unsigned int i = 0; i < RecipeSlots.size(); i++)
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{
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cRecipeChecker::RecipeSlot Slot = RecipeSlots[i];
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LOG("x:%i y:%i id:%i #%i", Slot.x, Slot.y, Slot.Item.m_ItemID, Slot.Item.m_ItemCount );
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}
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}
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void PrintNear( std::ifstream & f, int a_History = 64 )
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{
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f.clear();
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// Calculate how far we can move pointer back
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std::streamoff Position = f.tellg();
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f.seekg( 0, std::ios_base::beg );
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std::streamoff Difference = Position - f.tellg();
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if( Difference > a_History ) Difference = a_History;
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f.seekg( Position - Difference, std::ios_base::beg );
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std::string Near;
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if( f.good() )
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{
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while( f.good() && Near.size() < (unsigned int)Difference )
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{
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char c;
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f.get(c);
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Near.push_back( c );
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}
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}
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LOGERROR("Error near: \"%s\"", Near.c_str() );
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}
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void cRecipeChecker::ReloadRecipes()
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{
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LOG("--Loading recipes--");
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ClearRecipes();
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std::ifstream f;
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char a_File[] = "recipes.txt";
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f.open(a_File, std::ios::in);
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std::string input;
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if( !f.good() )
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{
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f.close();
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LOG("Could not open file for recipes: %s", a_File);
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return;
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}
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std::vector< RecipeSlot > RecipeSlots;
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bool bError = false;
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while( f.good() )
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{
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bool bLoadSlot = false;
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bool bLoadResult = false;
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char c;
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f >> c;
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f.unget();
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if( c == '#' )
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{
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//LOG("Ignoring comment");
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while( f.good() && c != '\n' )
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{
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f.get( c );
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}
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continue;
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}
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f.get( c );
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while( f.good() && ( c == '\n' || c == '\r' ) ) { f.get( c ); }
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if( f.eof() ) break;
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f.unget();
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int width, height;
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f >> width;
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f >> c; if( c != 'x' ) { bError=true; break; }
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f >> height;
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f >> c;
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if( c == ',' ) bLoadSlot = true;
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while( f.good() && bLoadSlot )
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{
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bool bDontAddRecipe = false;
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int x, y, ItemID, Amount;
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if( f.peek() == '*' )
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{
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f >> c;
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x = -1;
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}
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else
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{
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f >> x;
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}
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f >> c; if( c != ':' ) { bError=true; break; }
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if( f.peek() == '*' )
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{
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f >> c;
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y = -1;
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}
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else
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{
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f >> y;
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}
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f >> c; if( c != ':' ) { bError=true; break; }
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f >> ItemID;
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f >> c; if( c != ':' ) { bError=true; break; }
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f >> Amount;
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f >> c;
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if( c == '@' ) bLoadResult = true;
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if( c != ',' ) bLoadSlot = false;
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if( !IsValidItem( ItemID ) )
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{
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LOGERROR("Error in recipes file (%s): Invalid Item ID %i", a_File, ItemID );
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bDontAddRecipe = true;
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}
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if( x < 0 && y < 0 )
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{
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if( Amount < 0 )
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{
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LOGERROR("Error in recipes file (%s): Invalid use of negative amount on wildcard coordinates", a_File );
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bDontAddRecipe = true;
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}
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for(int x = 0; x < width; ++x) for(int y = 0; y < height; ++y )
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{
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cItem Item( (ENUM_ITEM_ID)ItemID, (char)Amount );
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RecipeSlot Slot;
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Slot.Item = Item;
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Slot.x = x;
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Slot.y = y;
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RecipeSlots.push_back( Slot );
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}
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}
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else if( x < 0 )
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{
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if( Amount < 0 )
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{
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for(int x = 0; x < width; ++x) for(int yy = 0; yy < height; ++yy )
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{
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if( yy == y-1 ) continue;
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cItem Item( (ENUM_ITEM_ID)ItemID, (char)abs(Amount) );
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RecipeSlot Slot;
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Slot.Item = Item;
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Slot.x = x;
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Slot.y = yy;
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RecipeSlots.push_back( Slot );
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}
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}
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else
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{
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for(int x = 0; x < width; ++x)
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{
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cItem Item( (ENUM_ITEM_ID)ItemID, (char)Amount );
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RecipeSlot Slot;
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Slot.Item = Item;
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Slot.x = x;
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Slot.y = y-1;
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RecipeSlots.push_back( Slot );
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}
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}
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}
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else if( y < 0 )
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{
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if( Amount < 0 )
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{
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for(int xx = 0; xx < width; ++xx) for(int y = 0; y < height; ++y )
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{
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if( xx == x-1 ) continue;
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cItem Item( (ENUM_ITEM_ID)ItemID, (char)abs(Amount) );
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RecipeSlot Slot;
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Slot.Item = Item;
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Slot.x = xx;
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Slot.y = y;
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RecipeSlots.push_back( Slot );
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}
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}
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else
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{
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for(int y = 0; y < height; ++y)
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{
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cItem Item( (ENUM_ITEM_ID)ItemID, (char)Amount );
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RecipeSlot Slot;
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Slot.Item = Item;
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Slot.x = x-1;
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Slot.y = y;
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RecipeSlots.push_back( Slot );
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}
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}
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}
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else
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{
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if( Amount < 0 )
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{
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for(int xx = 0; xx < width; ++xx) for(int yy = 0; yy < height; ++yy )
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{
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if( xx == x-1 && yy == y-1 ) continue;
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cItem Item( (ENUM_ITEM_ID)ItemID, (char)abs(Amount) );
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RecipeSlot Slot;
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Slot.Item = Item;
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Slot.x = xx;
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Slot.y = yy;
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RecipeSlots.push_back( Slot );
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}
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}
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else
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{
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cItem Item( (ENUM_ITEM_ID)ItemID, (char)Amount );
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RecipeSlot Slot;
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Slot.Item = Item;
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Slot.x = x-1;
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Slot.y = y-1;
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RecipeSlots.push_back( Slot );
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}
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}
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//LOG("%i %i %i %i", x, y, ItemID, Amount );
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if( bLoadResult )
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{
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bLoadResult = false;
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f >> ItemID;
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f >> c; if( c != ':' ) { bError=true; break; }
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f >> Amount;
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//LOG("%i %i", ItemID, Amount );
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if( !IsValidItem( ItemID ) )
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{
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LOGERROR("Error in recipes file (%s): Invalid Item ID %i", a_File, ItemID );
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bDontAddRecipe = true;
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}
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// Do a sanity check - Handshake algorithm :)
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bool bDuplicateEntries = false;
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for(unsigned int i = 0; i < RecipeSlots.size(); i++)
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{
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for(unsigned int j = i+1; j < RecipeSlots.size(); j++)
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{
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if( RecipeSlots[i].x == RecipeSlots[j].x && RecipeSlots[i].y == RecipeSlots[j].y )
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{
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LOGERROR("Error in recipes file (%s): Duplicate item on coordinates %i:%i", a_File, RecipeSlots[i].x+1, RecipeSlots[i].y+1 );
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bDontAddRecipe = true;
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bDuplicateEntries = true;
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break;
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}
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}
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}
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if( bDuplicateEntries )
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{
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PrintNear( f, 64 );
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PrintRecipe( RecipeSlots );
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}
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if( bDontAddRecipe == false )
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{
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cItem Item( (ENUM_ITEM_ID)ItemID, (char)Amount );
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Recipe* recipe = new Recipe;
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recipe->Result = Item;
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recipe->NumItems = RecipeSlots.size();
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recipe->Slots = new RecipeSlot[ recipe->NumItems ];
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memcpy( recipe->Slots, &RecipeSlots[0], sizeof(RecipeSlot)*recipe->NumItems );
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m_pState->Recipes.push_back( recipe );
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//LOG("Loaded recipe for %i times %i", Amount, ItemID );
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}
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RecipeSlots.clear();
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}
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}
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if( bError ) break;
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}
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if( bError || ( !f.eof() && !f.good() ) )
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{
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LOGERROR("Error: Wrong format");
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PrintNear( f, 128 );
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}
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f.close();
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LOG("--Done loading recipes, found %i recipes", m_pState->Recipes.size() );
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}
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cItem cRecipeChecker::CookIngredients( cItem* a_Items, int a_Width, int a_Height, bool a_bConsumeIngredients /* = false */ )
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{
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int iLeft = 999, iTop = 999;
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int iRight = 0, iBottom = 0;
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for(int y = 0; y < a_Height; y++ ) for(int x = 0; x < a_Width; x++)
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{
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cItem Item = a_Items[x + y*a_Width];
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if( Item.m_ItemID != E_ITEM_EMPTY && Item.m_ItemCount > 0 )
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{
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iRight = MAX(x, iRight);
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iBottom = MAX(y, iBottom);
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iLeft = MIN(x, iLeft);
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iTop = MIN(y, iTop);
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}
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}
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for(RecipeList::iterator itr = m_pState->Recipes.begin(); itr != m_pState->Recipes.end(); ++itr )
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{
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Recipe* recipe = (*itr);
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int Left = 999, Top = 999;
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int Right = 0, Bottom = 0;
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for(unsigned int i = 0; i < recipe->NumItems; i++)
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{
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Right = MAX(recipe->Slots[i].x, Right);
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Bottom = MAX(recipe->Slots[i].y, Bottom);
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Left = MIN(recipe->Slots[i].x, Left);
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Top = MIN(recipe->Slots[i].y, Top);
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}
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if( Right-Left != iRight-iLeft || Bottom-Top != iBottom-iTop ) continue;
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// it has the right dimensions
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// Check for empty spaces
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unsigned int Hash = 0;
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for(unsigned int i = 0; i < recipe->NumItems; i++)
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{
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int x = recipe->Slots[i].x - Left + iLeft +1;
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int y = recipe->Slots[i].y - Top + iTop +1;
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Hash += x + y * a_Width;
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}
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for(int y = 0; y < a_Height; y++ ) for(int x = 0; x < a_Width; x++)
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{
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cItem & Item = a_Items[x + y*a_Width];
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if( Item.m_ItemID != E_ITEM_EMPTY && Item.m_ItemCount > 0 )
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{
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Hash -= (x+1) + (y+1)*a_Width;
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}
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}
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if( Hash != 0 ) continue; // Empty spaces not in right place
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bool bWrong = false;
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for(unsigned int i = 0; i < recipe->NumItems; i++)
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{
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int x = recipe->Slots[i].x - Left + iLeft;
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int y = recipe->Slots[i].y - Top + iTop;
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cItem Item = a_Items[x + y*a_Width];
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if( Item.m_ItemID != recipe->Slots[i].Item.m_ItemID
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|| Item.m_ItemCount < recipe->Slots[i].Item.m_ItemCount )
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{
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bWrong = true;
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break;
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}
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}
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if( bWrong ) continue;
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cItem Dish = recipe->Result;
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// else
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if( a_bConsumeIngredients )
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{
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// Consume! nomnom~
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for(unsigned int i = 0; i < recipe->NumItems; i++)
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{
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int x = recipe->Slots[i].x - Left + iLeft;
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int y = recipe->Slots[i].y - Top + iTop;
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a_Items[x + y*a_Width].m_ItemCount -= recipe->Slots[i].Item.m_ItemCount;
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if( a_Items[x + y*a_Width].m_ItemCount <= 0 ) a_Items[x + y*a_Width].Empty();
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}
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Dish = CookIngredients( a_Items, a_Width, a_Height, false );
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}
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// Return the resulting dish!
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return Dish;
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}
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return cItem();
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}
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