コード例 #1
0
/// Retrieve the relative value of this plot (including plots that would be in city radius)
int CvCitySiteEvaluator::PlotFoundValue(CvPlot* pPlot, CvPlayer* pPlayer, YieldTypes eYield, bool)
{
	CvAssert(pPlot);
	if(!pPlot)
		return 0;

	// Make sure this player can even build a city here
	if(!CanFound(pPlot, pPlayer, false))
	{
		return 0;
	}

	int rtnValue = 0;

	int iFoodValue = 0;
	int iHappinessValue = 0;
	int iProductionValue = 0;
	int iGoldValue = 0;
	int iScienceValue = 0;
	int iFaithValue = 0;
	int iResourceValue = 0;
	int iStrategicValue = 0;

	int iCelticForestCount = 0;
	int iIroquoisForestCount = 0;
	int iBrazilJungleCount = 0;
	int iNaturalWonderCount = 0;
	int iDesertCount = 0;
	int iWetlandsCount = 0;
#if defined(MOD_BALANCE_CORE_SETTLER)
	int iWaterPlot = 0;
	int iBadPlot = 0;
	int iLoopPlots = 0;
#endif

	int iTotalFoodValue = 0;
	int iTotalHappinessValue = 0;
	int iTotalProductionValue = 0;
	int iTotalGoldValue = 0;
	int iTotalScienceValue = 0;
	int iTotalFaithValue = 0;
	int iTotalResourceValue = 0;
	int iTotalStrategicValue = 0;

	int iClosestCityOfMine = 999;
	int iClosestEnemyCity = 999;

	int iCapitalArea = NULL;

	bool bIsInca = false;
	int iAdjacentMountains = 0;

	if ( pPlayer->getCapitalCity() )
		iCapitalArea = pPlayer->getCapitalCity()->getArea();

	// Custom code for Inca ideal terrace farm locations
	ImprovementTypes eIncaImprovement = (ImprovementTypes)GC.getInfoTypeForString("IMPROVEMENT_TERRACE_FARM", true);  
	if(eIncaImprovement != NO_IMPROVEMENT)
	{
		CvImprovementEntry* pkEntry = GC.getImprovementInfo(eIncaImprovement);
		if(pkEntry != NULL && pkEntry->IsSpecificCivRequired())
		{
			CivilizationTypes eCiv = pkEntry->GetRequiredCivilization();
			if(eCiv == pPlayer->getCivilizationType())
			{
				bIsInca = true;
			}
		}
	}

	for (int iDX = -7; iDX <= 7; iDX++)
	{
		for (int iDY = -7; iDY <= 7; iDY++)
		{
			CvPlot* pLoopPlot = plotXY(pPlot->getX(), pPlot->getY(), iDX, iDY);

			if (pLoopPlot != NULL)
			{
				int iDistance = plotDistance(pPlot->getX(), pPlot->getY(), pLoopPlot->getX(), pLoopPlot->getY());
				if (iDistance <= 7)
				{
					if ((pLoopPlot->getOwner() == NO_PLAYER) || (pLoopPlot->getOwner() == pPlayer->GetID()))
					{
						// See if there are other cities nearby
						if (iClosestCityOfMine > iDistance)
						{
							if (pLoopPlot->isCity())
							{
								iClosestCityOfMine = iDistance;
							}
						}

						// Skip the city plot itself for now
						if (iDistance <= 5)
						{
							int iRingModifier = m_iRingModifier[iDistance];

							iFoodValue = 0;
							iProductionValue = 0;
							iGoldValue = 0;
							iScienceValue = 0;
							iHappinessValue = 0;
							iResourceValue = 0;
							iStrategicValue = 0;

#if defined(MOD_GLOBAL_CITY_WORKING)
							if (iDistance > 0 && iDistance <= pPlayer->getWorkPlotDistance())
#else	
							if (iDistance > 0 && iDistance <= NUM_CITY_RINGS)
#endif
							{
								if (eYield == NO_YIELD || eYield == YIELD_FOOD)
								{
									iFoodValue = iRingModifier * ComputeFoodValue(pLoopPlot, pPlayer) * /*15*/ GC.getSETTLER_FOOD_MULTIPLIER();
								}
								if (eYield == NO_YIELD || eYield == YIELD_PRODUCTION)
								{
									iProductionValue = iRingModifier * ComputeProductionValue(pLoopPlot, pPlayer) * /*3*/ GC.getSETTLER_PRODUCTION_MULTIPLIER();
								}
								if (eYield == NO_YIELD || eYield == YIELD_GOLD)
								{
									iGoldValue = iRingModifier * ComputeGoldValue(pLoopPlot, pPlayer) * /*2*/ GC.getSETTLER_GOLD_MULTIPLIER();
								}
								if (eYield == NO_YIELD || eYield == YIELD_SCIENCE)
								{
									iScienceValue = iRingModifier * ComputeScienceValue(pLoopPlot, pPlayer) * /*1*/ GC.getSETTLER_SCIENCE_MULTIPLIER();
								}
								if (eYield == NO_YIELD || eYield == YIELD_FAITH)
								{
									iFaithValue = iRingModifier * ComputeFaithValue(pLoopPlot, pPlayer) * /*1*/ GC.getSETTLER_FAITH_MULTIPLIER();
								}
							}

							// whether or not we are working these we get the benefit as long as culture can grow to take them
							if (iDistance <= 5 && pLoopPlot->getOwner() == NO_PLAYER) // there is no benefit if we already own these tiles
							{
								iHappinessValue = iRingModifier * ComputeHappinessValue(pLoopPlot, pPlayer) * /*6*/ GC.getSETTLER_HAPPINESS_MULTIPLIER();
								iResourceValue = iRingModifier * ComputeTradeableResourceValue(pLoopPlot, pPlayer) * /*1*/ GC.getSETTLER_RESOURCE_MULTIPLIER();
								if (iDistance)
									iStrategicValue = ComputeStrategicValue(pLoopPlot, pPlayer, iDistance) * /*1*/ GC.getSETTLER_STRATEGIC_MULTIPLIER();  // the ring is included in the computation
							}

							iTotalFoodValue += iFoodValue;
							iTotalHappinessValue += iHappinessValue;
							iTotalProductionValue += iProductionValue;
							iTotalGoldValue += iGoldValue;
							iTotalScienceValue += iScienceValue;
							iTotalFaithValue += iFaithValue;
							iTotalResourceValue += iResourceValue;
							iTotalStrategicValue += iStrategicValue;

							int iPlotValue = iFoodValue + iHappinessValue + iProductionValue + iGoldValue + iScienceValue + iFaithValue + iResourceValue;
							
							if (iPlotValue == 0)
							{
								// this tile is so bad it gets negatives
								iPlotValue -= iRingModifier * GC.getSETTLER_FOOD_MULTIPLIER() * 2;
							}
							iPlotValue += iStrategicValue;

							// if this tile is a NW boost the value just so that we force the AI to claim them (if we can work it)
#if defined(MOD_GLOBAL_CITY_WORKING)
							if (pLoopPlot->IsNaturalWonder() && iDistance > 0 && iDistance <= pPlayer->getWorkPlotDistance())
#else	
							if (pLoopPlot->IsNaturalWonder() && iDistance > 0 && iDistance <= NUM_CITY_RINGS)
#endif
							{
								//iPlotValue += iPlotValue * 2 + 10;
								iPlotValue += iPlotValue * 2 + 500;
							}

							// lower value a lot if we already own this tile
							if (iPlotValue > 0 && pLoopPlot->getOwner() == pPlayer->GetID())
							{
#if defined(MOD_BALANCE_CORE_SETTLER)
								if (MOD_BALANCE_CORE_SETTLER) 
								{
									iPlotValue *= 2;
									iPlotValue /= 3;
								}
#else
								iPlotValue /= 4;
#endif
							}

							// add this plot into the total
							rtnValue += iPlotValue;

							FeatureTypes ePlotFeature = pLoopPlot->getFeatureType();
							ImprovementTypes ePlotImprovement = pLoopPlot->getImprovementType();
							ResourceTypes ePlotResource = pLoopPlot->getResourceType();

							if (ePlotFeature == FEATURE_FOREST)
							{
								if (iDistance <= 5)
								{
									++iIroquoisForestCount;
									if (iDistance == 1)
									{
										if (ePlotImprovement == NO_IMPROVEMENT)
										{
											++iCelticForestCount;
										}
									}
								}
							}
							else if (ePlotFeature == FEATURE_JUNGLE)
							{
#if defined(MOD_GLOBAL_CITY_WORKING)
								if (iDistance <= pPlayer->getWorkPlotDistance())
#else	
								if (iDistance <= NUM_CITY_RINGS)
#endif
								{
									++iBrazilJungleCount;
								}
							}
							else if (ePlotFeature == FEATURE_MARSH || ePlotFeature == FEATURE_FLOOD_PLAINS)
							{
#if defined(MOD_GLOBAL_CITY_WORKING)
								if (iDistance <= pPlayer->getWorkPlotDistance())
#else	
								if (iDistance <= NUM_CITY_RINGS)
#endif
								{
									++iWetlandsCount;
								}
							}

							if (pLoopPlot->IsNaturalWonder())
							{
								if (iDistance <= 1)
								{
									++iNaturalWonderCount;
								}
							}

							if (pLoopPlot->getTerrainType() == TERRAIN_DESERT)
							{
#if defined(MOD_GLOBAL_CITY_WORKING)
								if (iDistance <= pPlayer->getWorkPlotDistance())
#else	
								if (iDistance <= NUM_CITY_RINGS)
#endif
								{
									if (ePlotResource == NO_RESOURCE)
									{
										++iDesertCount;
									}
								}
							}

							if (bIsInca)
							{
								if (pLoopPlot->isHills())
								{
#if defined(MOD_GLOBAL_CITY_WORKING)
								if (iDistance <= pPlayer->getWorkPlotDistance())
#else	
								if (iDistance <= NUM_CITY_RINGS)
#endif
									{
										iAdjacentMountains = pLoopPlot->GetNumAdjacentMountains();
										if (iAdjacentMountains > 0 && iAdjacentMountains < 6)
										{
											//give the bonus if it's hills, with additional if bordered by mountains
											rtnValue += m_iIncaMultiplier + (iAdjacentMountains * m_iIncaMultiplier);
										}
									}
									
								}
							}
#if defined(MOD_BALANCE_CORE_SETTLER)
							if (MOD_BALANCE_CORE_SETTLER) 
							{
								if(pLoopPlot->isWater() && pLoopPlot->HasResource(NO_RESOURCE))
								{
									iWaterPlot++;
								}
								if(pLoopPlot == NULL || pLoopPlot->isImpassable() || pLoopPlot->getTerrainType() == TERRAIN_SNOW || pLoopPlot->getFeatureType() == FEATURE_ICE)
								{
									iBadPlot++;
								}
							}
#endif	
						}
					}
					else // this tile is owned by someone else
					{
						// See if there are other cities nearby (only count major civs)
						if (iClosestEnemyCity > iDistance)
						{
							if (pLoopPlot->isCity() && (pLoopPlot->getOwner() < MAX_MAJOR_CIVS))
							{
								iClosestEnemyCity = iDistance;
							}
						}
					}
				}
			}
#if defined(MOD_BALANCE_CORE_SETTLER)
			if (MOD_BALANCE_CORE_SETTLER) 
			{
				iLoopPlots++;
			}
#endif
		}
	}

	if (pPlayer->GetPlayerTraits()->IsFaithFromUnimprovedForest())
	{
		if (iCelticForestCount >= 3)
		{
			rtnValue += 2 * 1000 * m_iFlavorMultiplier[YIELD_FAITH];
		}
		else if (iCelticForestCount >= 1)
		{
			rtnValue += 1 * 1000 * m_iFlavorMultiplier[YIELD_FAITH];
		}
	}
	else if (pPlayer->GetPlayerTraits()->IsMoveFriendlyWoodsAsRoad())
	{
		rtnValue += iIroquoisForestCount * 10;	
	}
	else if (pPlayer->GetPlayerTraits()->GetNaturalWonderYieldModifier() > 0)	//ie: Spain
	{
		rtnValue += iNaturalWonderCount * m_iSpainMultiplier;	
	}

	// Custom code for Brazil
	ImprovementTypes eBrazilImprovement = (ImprovementTypes)GC.getInfoTypeForString("IMPROVEMENT_BRAZILWOOD_CAMP", true);  
	if(eBrazilImprovement != NO_IMPROVEMENT)
	{
		CvImprovementEntry* pkEntry = GC.getImprovementInfo(eBrazilImprovement);
		if(pkEntry != NULL && pkEntry->IsSpecificCivRequired())
		{
			CivilizationTypes eCiv = pkEntry->GetRequiredCivilization();
			if(eCiv == pPlayer->getCivilizationType())
			{
				rtnValue += iBrazilJungleCount * m_iBrazilMultiplier;
			}
		}
	}

	// Custom code for Morocco
	ImprovementTypes eMoroccoImprovement = (ImprovementTypes)GC.getInfoTypeForString("IMPROVEMENT_KASBAH", true);  
	if(eMoroccoImprovement != NO_IMPROVEMENT)
	{
		CvImprovementEntry* pkEntry = GC.getImprovementInfo(eMoroccoImprovement);
		if(pkEntry != NULL && pkEntry->IsSpecificCivRequired())
		{
			CivilizationTypes eCiv = pkEntry->GetRequiredCivilization();
			if(eCiv == pPlayer->getCivilizationType())
			{
				rtnValue += iDesertCount * m_iMorrocoMultiplier;
			}
		}
	}

	//Custom code for Netherlands
	ImprovementTypes ePolderImprovement = (ImprovementTypes)GC.getInfoTypeForString("IMPROVEMENT_POLDER", true);  
	if(ePolderImprovement != NO_IMPROVEMENT)
	{
		CvImprovementEntry* pkEntry = GC.getImprovementInfo(ePolderImprovement);
		if(pkEntry != NULL && pkEntry->IsSpecificCivRequired())
		{
			CivilizationTypes eCiv = pkEntry->GetRequiredCivilization();
			if(eCiv == pPlayer->getCivilizationType())
			{
				rtnValue += iWetlandsCount * m_iNetherlandsMultiplier;
			}
		}
	}

	if (rtnValue < 0) rtnValue = 0;

	// Finally, look at the city plot itself and use it as an overall multiplier
	if (pPlot->getResourceType(pPlayer->getTeam()) != NO_RESOURCE)
	{
		rtnValue += (int)rtnValue * /*-50*/ GC.getBUILD_ON_RESOURCE_PERCENT() / 100;
	}

	if (pPlot->isRiver())
	{
		rtnValue += (int)rtnValue * /*15*/ GC.getBUILD_ON_RIVER_PERCENT() / 100;
	}

	if (pPlot->isCoastalLand(GC.getMIN_WATER_SIZE_FOR_OCEAN()))
	{
		// okay, coast used to have lots of gold so players settled there "naturally", it doesn't any more, so I am going to give it a nudge in that direction
		// slewis - removed Brian(?)'s rtnValue adjustment and raised the BUILD_ON_COAST_PERCENT to 40 from 25
		//rtnValue += rtnValue > 0 ? 10 : 0;
		rtnValue += (int)rtnValue * /*40*/ GC.getSETTLER_BUILD_ON_COAST_PERCENT() / 100;
		int iNavalFlavor = pPlayer->GetGrandStrategyAI()->GetPersonalityAndGrandStrategy((FlavorTypes)m_iNavalIndex);
		if (iNavalFlavor > 7)
		{
			rtnValue += (int)rtnValue * /*40*/ GC.getSETTLER_BUILD_ON_COAST_PERCENT() / 100;
		}
		if (pPlayer->getCivilizationInfo().isCoastalCiv()) // we really like the coast (England, Norway, Polynesia, Carthage, etc.)
		{
			rtnValue += rtnValue > 0 ? 25 : 0;
			rtnValue *= 2;
		}
	}
#if defined(MOD_BALANCE_CORE_SETTLER)
	if (MOD_BALANCE_CORE_SETTLER) 
	{
		//Is this a water chokepoint? (More than four would make this a peninsula, which is not what we are looking for.)
		if(pPlot->IsChokePoint(true, false, 0))
		{
			rtnValue += (int)rtnValue * /*100*/ GC.getBALANCE_CHOKEPOINT_STRATEGIC_VALUE() / 100;
		}
		//Looking for mountains for chokepoints.
		//If the adjacent plot is not touching another mountain, and there is more than one mountain around pPlot, we've found a potential chokepoint.
		else if(pPlot->IsChokePoint(false, true, 1))
		{
			//Awesome, we found a mountain chokepoint within 1. Emphasize!
			rtnValue += (int)rtnValue * /*100*/ GC.getBALANCE_CHOKEPOINT_STRATEGIC_VALUE() / 75;
		}
		else if(pPlot->IsChokePoint(false, true, 2))
		{
			//Awesome, we found a mountain chokepoint within 2. Emphasize!
			rtnValue += (int)rtnValue * /*100*/ GC.getBALANCE_CHOKEPOINT_STRATEGIC_VALUE() / 100;
		}
		else if(pPlot->IsChokePoint(false, true, 3))
		{
			//Awesome, we found a mountain chokepoint within 3. Emphasize!
			rtnValue += (int)rtnValue * /*100*/ GC.getBALANCE_CHOKEPOINT_STRATEGIC_VALUE() / 125;
		}
		//Too many bad plots?
		if(iBadPlot > (iLoopPlots / 4))
		{
			rtnValue /= 5;
		}
		//Too much empty water?
		if(iWaterPlot > (iLoopPlots / 2))
		{
			rtnValue *= 2;
			rtnValue /= 3;
		}
	}
	//Let's see what we can do. (Strategic site locator pulled from below - less loop cycles used this way, as all we care about is the city plot itself, not every plot in the city's loop.
	if(pPlayer != NULL)
	{
		for(int iMajorLoop = 0; iMajorLoop < MAX_MAJOR_CIVS; iMajorLoop++)
		{
			PlayerTypes eOtherPlayer = (PlayerTypes) iMajorLoop;
			PlayerProximityTypes eProximity = GET_PLAYER(eOtherPlayer).GetProximityToPlayer(pPlayer->GetID());
			if(eOtherPlayer != pPlayer->GetID() && eOtherPlayer != NO_PLAYER && GET_PLAYER(eOtherPlayer).isAlive() && !GET_PLAYER(eOtherPlayer).isMinorCiv() && !GET_PLAYER(eOtherPlayer).isBarbarian())
			{
				if(eProximity >= PLAYER_PROXIMITY_CLOSE)
				{
					CvCity* pLoopTheirCity;
					int iClosestDistance = 6;
					int iDistance = 0;
					int iLoop;
					for(pLoopTheirCity = GET_PLAYER(eOtherPlayer).firstCity(&iLoop); pLoopTheirCity != NULL; pLoopTheirCity = GET_PLAYER(eOtherPlayer).nextCity(&iLoop))
					{
						if(pLoopTheirCity != NULL)
						{
							if(pPlot->getArea() == pLoopTheirCity->getArea())
							{
								iDistance = plotDistance(pPlot->getX(), pPlot->getY(), pLoopTheirCity->getX(), pLoopTheirCity->getY());
								
								if(iDistance <= iClosestDistance)
								{
									//There's at least 6 hexes between these plots, which means we can theoretically settle here.
									int iNumPlots = 0;
									int iNumBadPlots = 0;

									for(int iDX = -iClosestDistance; iDX <= iClosestDistance; iDX++)
									{
										for(int iDY = -iClosestDistance; iDY <= iClosestDistance; iDY++)
										{
											CvPlot* pLoopPlot = plotXYWithRangeCheck(pPlot->getX(), pPlot->getY(), iDX, iDY, iClosestDistance);
											if(pLoopPlot)
											{
												//Let's look for good, empty land.
												if(pLoopPlot->isImpassable() || pLoopPlot->isWater() || pLoopPlot->getOwner() != NO_PLAYER) 
												{
													iNumBadPlots++;
												}
													iNumPlots++;
											}
										}
									}
									if(iNumBadPlots > 0)
									{
										iNumBadPlots = (iNumBadPlots * 130) / 100;
									}
									//Good space must be greater than bad plots by at least 30%
									if(iNumPlots > iNumBadPlots)
									{
										//If there is significant empty land, and it is within the theoretical hex separation of the nearest two cities of two different players, there's a good chance it is border land. GET IT!
										rtnValue += (int)rtnValue * /*50*/ GC.getBALANCE_EMPIRE_BORDERLAND_STRATEGIC_VALUE() / 100;
										break;
									}
								}
							}
						}
					}
				}
			}
		}
	}
#endif

	// Nearby Cities?

	// Human
	if (pPlayer != NULL && pPlayer->isHuman())
	{
		if (iClosestCityOfMine == 3)
		{
			rtnValue /= 2;
		}
	}
	// AI
	else
	{
		int iGrowthFlavor = pPlayer->GetGrandStrategyAI()->GetPersonalityAndGrandStrategy((FlavorTypes)m_iGrowthIndex);
		int iExpansionFlavor = pPlayer->GetGrandStrategyAI()->GetPersonalityAndGrandStrategy((FlavorTypes)m_iExpansionIndex);

		int iSweetSpot = 5;
		iSweetSpot += (iGrowthFlavor > 7) ?  1 : 0;
		iSweetSpot += (iExpansionFlavor > 7) ?  -1 : 0;
		iSweetSpot += (iGrowthFlavor < 4) ?  -1 : 0;
		iSweetSpot += (iExpansionFlavor < 4) ?  1 : 0;
		iSweetSpot = max(4,iSweetSpot);
		iSweetSpot = min(6,iSweetSpot);

		if (iClosestCityOfMine == iSweetSpot) 
		{
			// 1.5 was not enough 2.0 was too much, so lets split the difference
			rtnValue *= 175;
			rtnValue /= 100;
		}
		else if (iClosestCityOfMine < iSweetSpot)
		{
			rtnValue /= 2;
		}
		else if (iClosestCityOfMine > 7)
		{
			rtnValue *= 2;
			rtnValue /= 3;
		}

		// use boldness to decide if we want to push close to enemies
		int iBoldness = pPlayer->GetDiplomacyAI()->GetBoldness();
		if (iBoldness < 4)
		{
			if (iClosestEnemyCity <= 4)
			{
				rtnValue /= 4;
			}
			else if (iClosestEnemyCity == 5)
			{
				rtnValue /= 2;
			}
		}
		else if (iBoldness > 7)
		{
			if (iClosestEnemyCity <= 5 && iClosestCityOfMine < 8)
			{
				rtnValue *= 3;
				rtnValue /= 2;
			}
		}
		else
		{
			if (iClosestEnemyCity < 5)
			{
				rtnValue *= 2;
				rtnValue /= 3;
			}
		}

		// if we are offshore, pull cities in tighter
		if (iCapitalArea != pPlot->getArea())
		{
			if (iClosestCityOfMine < 7)
			{
				rtnValue *= 3;
				rtnValue /= 2;
			}
		}
#if defined(MOD_BALANCE_CORE_SETTLER)
	if (MOD_BALANCE_CORE_SETTLER) 
		{
			//Let's judge just how well we can defend this city if we push out. If our neighbors are stronger than us, let's turtle a bit.
			for(int iMajorLoop = 0; iMajorLoop < MAX_MAJOR_CIVS; iMajorLoop++)
			{
				PlayerTypes eOtherPlayer = (PlayerTypes) iMajorLoop;
				if(eOtherPlayer != NO_PLAYER && GET_PLAYER(eOtherPlayer).isAlive() && !GET_PLAYER(eOtherPlayer).isMinorCiv() && !GET_PLAYER(eOtherPlayer).isBarbarian())
				{
					PlayerProximityTypes eProximity = GET_PLAYER(eOtherPlayer).GetProximityToPlayer(pPlayer->GetID());
					if(eProximity == PLAYER_PROXIMITY_NEIGHBORS && (pPlayer->GetMilitaryMight() < GET_PLAYER(eOtherPlayer).GetMilitaryMight()))
					{
						//Is the plot we're looking at in the same area as our strong neighbor?
						if (iClosestEnemyCity <= 6)
						{
							rtnValue /= 2;
						}
					}
				}
			}
		}
#endif
	}

	rtnValue = (rtnValue > 0) ? rtnValue : 0;

	return rtnValue;
}
コード例 #2
0
/// Value of this site for a civ starting location
int CvSiteEvaluatorForStart::PlotFoundValue(CvPlot* pPlot, CvPlayer* pPlayer, YieldTypes, bool)
{
	int rtnValue = 0;
	int iI;
	CvPlot* pLoopPlot(NULL);
	int iCelticForestCount = 0;

	CvAssert(pPlot);
	if(!pPlot) return rtnValue;

	if(!CanFound(pPlot, pPlayer, false))
	{
		return rtnValue;
	}

	// Is there any reason this site doesn't work for a start location?
	//
	// Not on top of a goody hut
	if(pPlot->isGoody())
	{
		return 0;
	}

	// We have our own special method of scoring, so don't call the base class for that (like settler version does)
#if defined(MOD_GLOBAL_CITY_WORKING)
	int iLimit = (pPlayer != NULL) ? pPlayer->GetNumWorkablePlots() : AVG_CITY_PLOTS;
	for(iI = 0; iI < iLimit; iI++)
#else
	for(iI = 0; iI < NUM_CITY_PLOTS; iI++)
#endif
	{
		pLoopPlot = plotCity(pPlot->getX(), pPlot->getY(), iI);

		// Too close to map edge?
		if(pLoopPlot == NULL)
		{
			return 0;
		}
		else
		{
			int iDistance = plotDistance(pPlot->getX(), pPlot->getY(), pLoopPlot->getX(), pLoopPlot->getY());
#if defined(MOD_GLOBAL_CITY_WORKING)
			if (pPlayer != NULL) {
				CvAssert(iDistance <= pPlayer->getWorkPlotDistance());
				if(iDistance > pPlayer->getWorkPlotDistance()) continue;
			} else {
				CvAssert(iDistance <= AVG_CITY_RADIUS);
				if(iDistance > AVG_CITY_RADIUS) continue;
			}
#else	
			CvAssert(iDistance <= NUM_CITY_RINGS);
			if(iDistance > NUM_CITY_RINGS) continue;
#endif
			int iRingModifier = m_iRingModifier[iDistance];

			// Skip the city plot itself for now
			if(iDistance != 0)
			{
				rtnValue += iRingModifier * ComputeFoodValue(pLoopPlot, pPlayer) * /*6*/ GC.getSTART_AREA_FOOD_MULTIPLIER();
				rtnValue += iRingModifier * ComputeHappinessValue(pLoopPlot, pPlayer) * /*12*/ GC.getSTART_AREA_HAPPINESS_MULTIPLIER();
				rtnValue += iRingModifier * ComputeProductionValue(pLoopPlot, pPlayer) * /*8*/ GC.getSTART_AREA_PRODUCTION_MULTIPLIER();
				rtnValue += iRingModifier * ComputeGoldValue(pLoopPlot, pPlayer) * /*2*/ GC.getSTART_AREA_GOLD_MULTIPLIER();
				rtnValue += iRingModifier * ComputeScienceValue(pLoopPlot, pPlayer) * /*1*/ GC.getSTART_AREA_SCIENCE_MULTIPLIER();
				rtnValue += iRingModifier * ComputeFaithValue(pLoopPlot, pPlayer) * /*1*/ GC.getSTART_AREA_FAITH_MULTIPLIER();
				rtnValue += iRingModifier * ComputeTradeableResourceValue(pLoopPlot, pPlayer) * /*1*/ GC.getSTART_AREA_RESOURCE_MULTIPLIER();
				rtnValue += iRingModifier * ComputeStrategicValue(pLoopPlot, pPlayer, iDistance) * /*1*/ GC.getSTART_AREA_STRATEGIC_MULTIPLIER();
			}

			if (pPlayer)
			{
				if (iDistance == 1 && pLoopPlot->getFeatureType() == FEATURE_FOREST)
				{
					if (pLoopPlot->getImprovementType() == NO_IMPROVEMENT && pPlayer->GetPlayerTraits()->IsFaithFromUnimprovedForest())
					{
						iCelticForestCount += 1;
					}
				}
			}
		}
	}

	if (iCelticForestCount >= 3)
	{
		rtnValue += 2 * 1000 * m_iFlavorMultiplier[YIELD_FAITH];
	}
	else if (iCelticForestCount >= 1)
	{
		rtnValue += 1 * 1000 * m_iFlavorMultiplier[YIELD_FAITH];
	}

	if(rtnValue < 0) rtnValue = 0;

	// Finally, look at the city plot itself and use it as an overall multiplier
	if(pPlot->getResourceType() != NO_RESOURCE)
	{
		rtnValue += rtnValue * GC.getBUILD_ON_RESOURCE_PERCENT() / 100;
	}

	if(pPlot->isRiver())
	{
		rtnValue += rtnValue * GC.getBUILD_ON_RIVER_PERCENT() / 100;
	}

	if(pPlot->isCoastalLand())
	{
		rtnValue += rtnValue * GC.getSTART_AREA_BUILD_ON_COAST_PERCENT() / 100;
	}

	return rtnValue;
}
コード例 #3
0
// *****
// ***** This method gets called pre-game if using a WB map (.civ5map), in which case pPlayer is NULL
// *****
/// Value of this site for a civ starting location
int CvSiteEvaluatorForStart::PlotFoundValue(CvPlot* pPlot, CvPlayer*, YieldTypes, bool)
{
	int rtnValue = 0;

	if(!pPlot) 
		return rtnValue;

	if(!CanFound(pPlot, NULL, false))
	{
		return rtnValue;
	}

	// Is there any reason this site doesn't work for a start location?
	//
	// Not on top of a goody hut
	if(pPlot->isGoody())
	{
		return 0;
	}

	// We have our own special method of scoring, so don't call the base class for that (like settler version does)
	for(int iI = 0; iI < RING3_PLOTS; iI++)
	{
		CvPlot* pLoopPlot = iterateRingPlots(pPlot->getX(), pPlot->getY(), iI);

		// Too close to map edge?
		if(pLoopPlot == NULL)
		{
			return 0;
		}
		else
		{
			int iDistance = plotDistance(pPlot->getX(), pPlot->getY(), pLoopPlot->getX(), pLoopPlot->getY());
			int iRingModifier = m_iRingModifier[iDistance];

			// Skip the city plot itself for now
			if(iDistance != 0)
			{
				rtnValue += iRingModifier * ComputeFoodValue(pLoopPlot, NULL) * /*6*/ GC.getSTART_AREA_FOOD_MULTIPLIER();
				rtnValue += iRingModifier * ComputeHappinessValue(pLoopPlot, NULL) * /*12*/ GC.getSTART_AREA_HAPPINESS_MULTIPLIER();
				rtnValue += iRingModifier * ComputeProductionValue(pLoopPlot, NULL) * /*8*/ GC.getSTART_AREA_PRODUCTION_MULTIPLIER();
				rtnValue += iRingModifier * ComputeGoldValue(pLoopPlot, NULL) * /*2*/ GC.getSTART_AREA_GOLD_MULTIPLIER();
				rtnValue += iRingModifier * ComputeScienceValue(pLoopPlot, NULL) * /*1*/ GC.getSTART_AREA_SCIENCE_MULTIPLIER();
				rtnValue += iRingModifier * ComputeFaithValue(pLoopPlot, NULL) * /*1*/ GC.getSTART_AREA_FAITH_MULTIPLIER();
				rtnValue += iRingModifier * ComputeTradeableResourceValue(pLoopPlot, NULL) * /*1*/ GC.getSTART_AREA_RESOURCE_MULTIPLIER();
				rtnValue += iRingModifier * ComputeStrategicValue(pLoopPlot, NULL, iDistance) * /*1*/ GC.getSTART_AREA_STRATEGIC_MULTIPLIER();
			}
		}
	}

	if(rtnValue < 0) 
		rtnValue = 0;

	// Finally, look at the city plot itself and use it as an overall multiplier
	if(pPlot->getResourceType() != NO_RESOURCE)
	{
		rtnValue += rtnValue * GC.getBUILD_ON_RESOURCE_PERCENT() / 100;
	}

	if(pPlot->isRiver())
	{
		rtnValue += rtnValue * GC.getBUILD_ON_RIVER_PERCENT() / 100;
	}

	if(pPlot->isCoastalLand())
	{
		rtnValue += rtnValue * GC.getSTART_AREA_BUILD_ON_COAST_PERCENT() / 100;
	}

	return rtnValue;
}
コード例 #4
0
/// Retrieve the relative value of this plot (including plots that would be in city radius)
int CvCitySiteEvaluator::PlotFoundValue(CvPlot* pPlot, const CvPlayer* pPlayer, YieldTypes eYield, bool /*bCoastOnly*/, CvString* pDebug)
{
	CvAssert(pPlot);
	if(!pPlot)
		return -1;

	// Make sure this player can even build a city here
	if(!CanFound(pPlot, pPlayer, false))
	{
		if(pDebug)
			*pDebug = "cannot found";
		return -1;
	}

	//for debugging
	std::vector<std::string> vQualifiersPositive;
	std::vector<std::string> vQualifiersNegative;

	//total
	int iTotalPlotValue = 0;
	int iValueModifier = 0; //general modifiers
	int iCivModifier = 0; //civ-specific modifiers
	int iStratModifier = 0; //strategic modifiers

	int iCelticForestCount = 0;
	int iIroquoisForestCount = 0;
	int iBrazilJungleCount = 0;
	int iNaturalWonderCount = 0;
	int iDesertCount = 0;
	int iWetlandsCount = 0;

	int iLakeCount = 0;
	int iLuxuryCount = 0;

	//currently just for debugging
	int iTotalFoodValue = 0;
	int iTotalHappinessValue = 0;
	int iTotalProductionValue = 0;
	int iTotalGoldValue = 0;
	int iTotalScienceValue = 0;
	int iTotalFaithValue = 0;
	int iTotalResourceValue = 0;
	int iTotalStrategicValue = 0;

	//use a slightly negative base value to discourage settling in bad lands
	int iDefaultPlotValue = -100;

	int iBorderlandRange = 6;
	int iCapitalArea = NULL;

	bool bIsAlmostCoast = false;
	bool bIsInca = false;
	int iAdjacentMountains = 0;

	std::vector<SPlotWithScore> workablePlots;
	workablePlots.reserve(49);

	TeamTypes eTeam = pPlayer ? pPlayer->getTeam() : NO_TEAM;
	PlayerTypes ePlayer = pPlayer ? pPlayer->GetID() : NO_PLAYER;

	if (pPlayer)
	{
		if ( pPlayer->getCapitalCity() )
		{
			iCapitalArea = pPlayer->getCapitalCity()->getArea();
		}

		// Custom code for Inca ideal terrace farm locations
		ImprovementTypes eIncaImprovement = (ImprovementTypes)GC.getInfoTypeForString("IMPROVEMENT_TERRACE_FARM", true);  
		if(eIncaImprovement != NO_IMPROVEMENT)
		{
			CvImprovementEntry* pkEntry = GC.getImprovementInfo(eIncaImprovement);
			if(pkEntry != NULL && pkEntry->IsSpecificCivRequired())
			{
				CivilizationTypes eCiv = pkEntry->GetRequiredCivilization();
				if(eCiv == pPlayer->getCivilizationType())
				{
					bIsInca = true;
				}
			}
		}
	}


	int iRange = pPlayer ? pPlayer->getWorkPlotDistance() : 3;
	for (int iDX = -iRange; iDX <= iRange; iDX++)
	{
		for (int iDY = -iRange; iDY <= iRange; iDY++)
		{
			CvPlot* pLoopPlot = plotXY(pPlot->getX(), pPlot->getY(), iDX, iDY);

			if (pLoopPlot != NULL)
			{
				int iDistance = plotDistance(pPlot->getX(), pPlot->getY(), pLoopPlot->getX(), pLoopPlot->getY());

				if (iDistance <= iRange)
				{
					int iRingModifier = m_iRingModifier[iDistance];

					//not only our cities, also other player's cities!
					int iExistingCityDistance = GC.getGame().GetClosestCityDistance(pLoopPlot);

					//count the tile only if the city will be able to work it
					if ( !pLoopPlot->isValidMovePlot(pPlayer->GetID()) || pLoopPlot->getWorkingCity()!=NULL || iExistingCityDistance<=2 ) 
						iRingModifier = 0;

					if (iExistingCityDistance==3)
						//this plot will likely be contested between the two cities, reduce its value
						iRingModifier /= 2;

					int iPlotValue = iDefaultPlotValue;
					if (iRingModifier>0)
					{
						int iFoodValue = 0;
						int iHappinessValue = 0;
						int iProductionValue = 0;
						int iGoldValue = 0;
						int iScienceValue = 0;
						int iFaithValue = 0;
						int iResourceValue = 0;
						int iStrategicValue = 0;

						if (eYield == NO_YIELD || eYield == YIELD_FOOD)
							iFoodValue = ComputeFoodValue(pLoopPlot, pPlayer) * /*15*/ GC.getSETTLER_FOOD_MULTIPLIER();

						if (eYield == NO_YIELD || eYield == YIELD_PRODUCTION)
							iProductionValue = ComputeProductionValue(pLoopPlot, pPlayer) * /*3*/ GC.getSETTLER_PRODUCTION_MULTIPLIER();

						if (eYield == NO_YIELD || eYield == YIELD_GOLD)
							iGoldValue = ComputeGoldValue(pLoopPlot, pPlayer) * /*2*/ GC.getSETTLER_GOLD_MULTIPLIER();

						if (eYield == NO_YIELD || eYield == YIELD_SCIENCE)
							iScienceValue = ComputeScienceValue(pLoopPlot, pPlayer) * /*1*/ GC.getSETTLER_SCIENCE_MULTIPLIER();

						if (eYield == NO_YIELD || eYield == YIELD_FAITH)
							iFaithValue = ComputeFaithValue(pLoopPlot, pPlayer) * /*1*/ GC.getSETTLER_FAITH_MULTIPLIER();

						if (pLoopPlot->getOwner() == NO_PLAYER) // there is no benefit if we already own these tiles
						{
							iHappinessValue = ComputeHappinessValue(pLoopPlot, pPlayer) * /*6*/ GC.getSETTLER_HAPPINESS_MULTIPLIER();
							iResourceValue = ComputeTradeableResourceValue(pLoopPlot, pPlayer) * /*1*/ GC.getSETTLER_RESOURCE_MULTIPLIER();
							if (iDistance)
								iStrategicValue = ComputeStrategicValue(pLoopPlot, pPlayer, iDistance) * /*1*/ GC.getSETTLER_STRATEGIC_MULTIPLIER();  // the ring is included in the computation
						}

						iTotalFoodValue += iFoodValue;
						iTotalHappinessValue += iHappinessValue;
						iTotalProductionValue += iProductionValue;
						iTotalGoldValue += iGoldValue;
						iTotalScienceValue += iScienceValue;
						iTotalFaithValue += iFaithValue;
						iTotalResourceValue += iResourceValue;
						iTotalStrategicValue += iStrategicValue;

						iPlotValue += iRingModifier * ( iFoodValue + iHappinessValue + iProductionValue + iGoldValue + iScienceValue + iFaithValue + iResourceValue ) + iStrategicValue;
					}

					// for the central plot
					if (iDistance==0)
						vQualifiersPositive.push_back( CvString::format("raw plot value %d", iPlotValue).c_str() );

					if (iDistance==1 && !pPlot->isCoastalLand(GC.getMIN_WATER_SIZE_FOR_OCEAN()) && pLoopPlot->isCoastalLand(GC.getMIN_WATER_SIZE_FOR_OCEAN()))
						bIsAlmostCoast = true;

					// if this tile is a NW boost the value just so that we force the AI to claim them (if we can work it)
					if (pLoopPlot->IsNaturalWonder() && iPlotValue>0)
						iPlotValue *= 15;

					// lower value a lot if we already own this tile
					if (iPlotValue > 0 && pLoopPlot->getOwner() == ePlayer && ePlayer != NO_PLAYER)
						iPlotValue /= 2;

					// add this plot into the total
					workablePlots.push_back( SPlotWithScore(pLoopPlot,iPlotValue) );

					// some civ-specific checks
					FeatureTypes ePlotFeature = pLoopPlot->getFeatureType();
					ImprovementTypes ePlotImprovement = pLoopPlot->getImprovementType();
					ResourceTypes ePlotResource = pLoopPlot->getResourceType();

					if (ePlotFeature == FEATURE_FOREST)
					{
						if (iDistance <= 5)
						{
							++iIroquoisForestCount;
							if (iDistance == 1)
								if (ePlotImprovement == NO_IMPROVEMENT)
									++iCelticForestCount;
						}
					}
					else if (ePlotFeature == FEATURE_JUNGLE)
					{
						if (iDistance <= iRange)
							++iBrazilJungleCount;
					}
					else if (ePlotFeature == FEATURE_MARSH || ePlotFeature == FEATURE_FLOOD_PLAINS)
					{
						if (iDistance <= iRange)
							++iWetlandsCount;
					}

					if (pLoopPlot->IsNaturalWonder())
					{
						if (iDistance <= iRange)
							++iNaturalWonderCount;
					}

					if (pLoopPlot->isLake())
					{
						if (iDistance <= iRange)
							++iLakeCount;
					}
					if (pLoopPlot->getResourceType(NO_TEAM) != NO_RESOURCE)
					{
						ResourceTypes eResource = pLoopPlot->getResourceType(eTeam);
						if(eResource != NO_RESOURCE && GC.getResourceInfo(eResource)->getResourceUsage() == RESOURCEUSAGE_LUXURY)
						{
							if (iDistance <= iRange)
							{
								++iLuxuryCount;
							}
						}
					}

					if (pLoopPlot->getTerrainType() == TERRAIN_DESERT)
					{
						if (iDistance <= iRange)
						{
							if (ePlotResource == NO_RESOURCE)
							{
								++iDesertCount;
							}
						}
					}

					if (bIsInca)
					{
						if (pLoopPlot->isHills() && iDistance <= iRange)
						{
							iAdjacentMountains = pLoopPlot->GetNumAdjacentMountains();
							if (iAdjacentMountains > 0 && iAdjacentMountains < 6)
							{
								//give the bonus if it's hills, with additional if bordered by mountains
								iCivModifier += (iAdjacentMountains+1) * m_iIncaMultiplier;
								vQualifiersPositive.push_back("(C) incan hills");
							}
						}
					}
				}
			}
		}
	}	

	//take into account only the best 70% of the plots - in the near term the city will not work all plots anyways
	std::stable_sort( workablePlots.begin(), workablePlots.end() );
	size_t iIrrelevantPlots = workablePlots.size()*30/100;
	for (size_t idx=iIrrelevantPlots; idx<workablePlots.size(); idx++)
	{
		SPlotWithScore& ref = workablePlots[idx];
		iTotalPlotValue += ref.score;
	}

	if (iTotalPlotValue<0)
		return 0;
	
	//civ-specific bonuses
	if (pPlayer)
	{
		if (pPlayer->GetPlayerTraits()->IsFaithFromUnimprovedForest())
		{
			if (iCelticForestCount >= 3)
			{
				iCivModifier += 2 * 1000 * m_iFlavorMultiplier[YIELD_FAITH];
				vQualifiersPositive.push_back("(C) much forest");
			}
			else if (iCelticForestCount >= 1)
			{
				iCivModifier += 1 * 1000 * m_iFlavorMultiplier[YIELD_FAITH];
				vQualifiersPositive.push_back("(C) some forest");
			}
		}
		else if (pPlayer->GetPlayerTraits()->IsMoveFriendlyWoodsAsRoad())
		{
			iCivModifier += iIroquoisForestCount * 10;	
			vQualifiersPositive.push_back("(C) forested");
		}
		else if (pPlayer->GetPlayerTraits()->GetNaturalWonderYieldModifier() > 0)	//ie: Spain
		{
			iCivModifier += iNaturalWonderCount * m_iSpainMultiplier;	
			vQualifiersPositive.push_back("(C) natural wonders");
		}

		// Custom code for Brazil
		ImprovementTypes eBrazilImprovement = (ImprovementTypes)GC.getInfoTypeForString("IMPROVEMENT_BRAZILWOOD_CAMP", true);  
		if(eBrazilImprovement != NO_IMPROVEMENT)
		{
			CvImprovementEntry* pkEntry = GC.getImprovementInfo(eBrazilImprovement);
			if(pkEntry != NULL && pkEntry->IsSpecificCivRequired())
			{
				CivilizationTypes eCiv = pkEntry->GetRequiredCivilization();
				if(eCiv == pPlayer->getCivilizationType())
				{
					iCivModifier += iBrazilJungleCount * m_iBrazilMultiplier;
					vQualifiersPositive.push_back("(C) jungle");
				}
			}
		}

		// Custom code for Morocco
		ImprovementTypes eMoroccoImprovement = (ImprovementTypes)GC.getInfoTypeForString("IMPROVEMENT_KASBAH", true);  
		if(eMoroccoImprovement != NO_IMPROVEMENT)
		{
			CvImprovementEntry* pkEntry = GC.getImprovementInfo(eMoroccoImprovement);
			if(pkEntry != NULL && pkEntry->IsSpecificCivRequired() && !pkEntry->IsAdjacentCity())
			{
				CivilizationTypes eCiv = pkEntry->GetRequiredCivilization();
				if(eCiv == pPlayer->getCivilizationType())
				{
					iCivModifier += iDesertCount * m_iMorrocoMultiplier;
					vQualifiersPositive.push_back("(C) desert");
				}
			}
		}

		// Custom code for France
		ImprovementTypes eFranceImprovement = (ImprovementTypes)GC.getInfoTypeForString("IMPROVEMENT_CHATEAU", true);  
		if(eFranceImprovement != NO_IMPROVEMENT)
		{
			CvImprovementEntry* pkEntry = GC.getImprovementInfo(eFranceImprovement);
			if(pkEntry != NULL && pkEntry->IsSpecificCivRequired() && pkEntry->IsAdjacentLuxury())
			{
				CivilizationTypes eCiv = pkEntry->GetRequiredCivilization();
				if(eCiv == pPlayer->getCivilizationType())
				{
					iCivModifier += iLuxuryCount * m_iFranceMultiplier;
					vQualifiersPositive.push_back("(C) luxury");
				}
			}
		}

		//Custom code for Netherlands
		ImprovementTypes ePolderImprovement = (ImprovementTypes)GC.getInfoTypeForString("IMPROVEMENT_POLDER", true);  
		if(ePolderImprovement != NO_IMPROVEMENT)
		{
			CvImprovementEntry* pkEntry = GC.getImprovementInfo(ePolderImprovement);
			if(pkEntry != NULL && pkEntry->IsSpecificCivRequired())
			{
				CivilizationTypes eCiv = pkEntry->GetRequiredCivilization();
				if(eCiv == pPlayer->getCivilizationType())
				{
					iCivModifier += iWetlandsCount * m_iNetherlandsMultiplier;
					if(pkEntry->IsAdjacentLake())
					{
						iCivModifier += (iLakeCount * m_iNetherlandsMultiplier);
					}
					vQualifiersPositive.push_back("(C) wetlands");
				}
			}
		}
	}

	// Finally, look at the city plot itself
	if (pPlot->getResourceType(eTeam) != NO_RESOURCE)
	{
		iValueModifier += (int)iTotalPlotValue * /*-50*/ GC.getBUILD_ON_RESOURCE_PERCENT() / 100;
		vQualifiersNegative.push_back("(V) city on resource");
	}

	if (pPlot->IsNaturalWonder())
	{
		iValueModifier += (int)iTotalPlotValue * /*-50*/ GC.getBUILD_ON_RESOURCE_PERCENT() / 100;
		vQualifiersNegative.push_back("(V) city on natural wonder");
	}

	if ( iTotalFoodValue>5*iTotalProductionValue || iTotalProductionValue > 2*iTotalFoodValue )
	{
		iValueModifier -= (int)iTotalPlotValue * 10 / 100;
		vQualifiersNegative.push_back("(V) unbalanced yields");
	}

	if (pPlot->isRiver())
	{
		iValueModifier += (int)iTotalPlotValue * /*15*/ GC.getBUILD_ON_RIVER_PERCENT() / 100;
		if(pPlayer && pPlayer->GetPlayerTraits()->IsRiverTradeRoad())
			iValueModifier += (int)iTotalPlotValue * /*15*/ GC.getBUILD_ON_RIVER_PERCENT() / 100 * 2;
		vQualifiersPositive.push_back("(V) river");
	}

	if (bIsAlmostCoast)
	{
		iValueModifier -= (iTotalPlotValue * 25) / 100;
		vQualifiersNegative.push_back("(V) almost coast");
	}

	CvArea* pArea = pPlot->area();
	int iGoodTiles = 1;
	if(pArea != NULL)
	{
		iGoodTiles = max(1,(pArea->getNumUnownedTiles() - pArea->GetNumBadPlots()));
	}

	//Island maps need a little more loose restriction here.
	if(GC.getMap().GetAIMapHint() & ciMapHint_NavalOffshore)
	{
		if (pPlot->isCoastalLand(GC.getMIN_WATER_SIZE_FOR_OCEAN()))
		{
			if(pArea != NULL && iGoodTiles > 0)
			{
				iValueModifier += (iTotalPlotValue * /*40*/ GC.getSETTLER_BUILD_ON_COAST_PERCENT()) / 100;
				vQualifiersPositive.push_back("(V) coast");

				if (pPlayer)
				{
					int iNavalFlavor = pPlayer->GetGrandStrategyAI()->GetPersonalityAndGrandStrategy((FlavorTypes)m_iNavalIndex);
					if (iNavalFlavor > 7)
					{
						iValueModifier += (iTotalPlotValue * /*40*/ GC.getSETTLER_BUILD_ON_COAST_PERCENT()) / 100;
					}
					if (pPlayer->getCivilizationInfo().isCoastalCiv()) // we really like the coast (England, Norway, Polynesia, Carthage, etc.)
					{
						iValueModifier += iTotalPlotValue;
					}
				}
			}
		}
		else
		{
			if(iGoodTiles <= 3)
			{
				iValueModifier -= (iTotalPlotValue * 40) / 100;
				vQualifiersNegative.push_back("(V) not enough good plots");
			}
			else if(iGoodTiles <= 6)
			{
				iValueModifier -= (iTotalPlotValue * 20) / 100;
				vQualifiersNegative.push_back("(V) few good plots");
			}
		}
	}
	else
	{
		if (pPlot->isCoastalLand(GC.getMIN_WATER_SIZE_FOR_OCEAN()))
		{
			if(pArea != NULL && iGoodTiles > 3)
			{
				iValueModifier += (iTotalPlotValue * /*40*/ GC.getSETTLER_BUILD_ON_COAST_PERCENT()) / 100;
				vQualifiersPositive.push_back("(V) coast");

				if (pPlayer)
				{
					int iNavalFlavor = pPlayer->GetGrandStrategyAI()->GetPersonalityAndGrandStrategy((FlavorTypes)m_iNavalIndex);
					if (iNavalFlavor > 7)
					{
						iValueModifier += (iTotalPlotValue * /*40*/ GC.getSETTLER_BUILD_ON_COAST_PERCENT()) / 100;
					}
					if (pPlayer->getCivilizationInfo().isCoastalCiv()) // we really like the coast (England, Norway, Polynesia, Carthage, etc.)
					{
						iValueModifier += iTotalPlotValue;
					}
				}
			}
			else if(pArea != NULL && iGoodTiles == 1)
			{
				iValueModifier -= (iTotalPlotValue * 40) / 100;
				vQualifiersNegative.push_back("(V) coast on 1-tile island is not great");
			}
			else
			{
				iValueModifier -= (iTotalPlotValue * 25) / 100;
				vQualifiersNegative.push_back("(V) coast on small island");
			}
		}
		else
		{
			if(iGoodTiles <= 5)
			{
				iValueModifier -= (iTotalPlotValue * 40) / 100;
				vQualifiersNegative.push_back("(V) not enough good plots");
			}
			else if(iGoodTiles <= 10)
			{
				iValueModifier -= (iTotalPlotValue * 20) / 100;
				vQualifiersNegative.push_back("(V) few good plots");
			}
		}
	}

	//Is this a chokepoint?
	if(pPlot->IsChokePoint())
	{
		iStratModifier += (iTotalPlotValue * /*100*/ GC.getBALANCE_CHOKEPOINT_STRATEGIC_VALUE()) / 100;
		vQualifiersPositive.push_back("(S) chokepoint");

		//each landbride is a chokepoint, but not every chokepoint is a landbridge
		if(pPlot->IsLandbridge(12,54))
		{
			iStratModifier += (iTotalPlotValue * /*100*/ GC.getBALANCE_CHOKEPOINT_STRATEGIC_VALUE()) / 100;
			vQualifiersPositive.push_back("(S) landbridge");
		}
	}

	//Check for strategic landgrab
	int iOwnCityDistance = pPlayer ? pPlayer->GetCityDistance(pPlot) : INT_MAX;
	int iOtherCityDistance = INT_MAX;

	//check if the closest city is our or somebody else's
	CvCity* pClosestCity = GC.getGame().GetClosestCity(pPlot);
	if( pClosestCity && (!pPlayer || pClosestCity->getOwner()!=pPlayer->GetID()) )
	{
		iOtherCityDistance = GC.getGame().GetClosestCityDistance(pPlot);

		PlayerTypes eOtherPlayer = (PlayerTypes) pClosestCity->getOwner();
		PlayerProximityTypes eProximity = GET_PLAYER(eOtherPlayer).GetProximityToPlayer(pPlayer->GetID());
		if(eProximity >= PLAYER_PROXIMITY_CLOSE && iOtherCityDistance<=iBorderlandRange)
		{
			//Neighbor must not be too strong
			if ( pPlayer->GetMilitaryMight() > GET_PLAYER(eOtherPlayer).GetMilitaryMight()*1.4f )
			{
				iStratModifier += (iTotalPlotValue * /*50*/ GC.getBALANCE_EMPIRE_BORDERLAND_STRATEGIC_VALUE()) / 100;
				vQualifiersPositive.push_back("(S) landgrab");
			}
			else if ( pPlayer->GetMilitaryMight() < GET_PLAYER(eOtherPlayer).GetMilitaryMight()*0.8f )
			{
				iStratModifier -= (iTotalPlotValue * /*50*/ GC.getBALANCE_EMPIRE_BORDERLAND_STRATEGIC_VALUE()) / 100;
				vQualifiersNegative.push_back("(S) too dangerous");
			}
		}
	}

	// where is our personal sweet spot?
	int iMinDistance = /*3*/ GC.getMIN_CITY_RANGE();
	if(pPlayer && pPlayer->isMinorCiv())
	{
		if(GC.getMap().getWorldInfo().getMinDistanceCityStates() > 0)
		{
			iMinDistance = GC.getMap().getWorldInfo().getMinDistanceCityStates();
		}
	}
	else if(GC.getMap().getWorldInfo().getMinDistanceCities() > 0)
	{
		iMinDistance = GC.getMap().getWorldInfo().getMinDistanceCities();
	}

	if (iOwnCityDistance <= iMinDistance)
	{
		//this case should be handled by the distance check in CanFound() also
		iValueModifier -= iTotalPlotValue / 2;
		vQualifiersNegative.push_back("(V) too close to existing friendly city");
	}

	// AI only
	if (pPlayer && !pPlayer->isHuman())
	{
		int iSweetMin = GC.getSETTLER_DISTANCE_DROPOFF_MODIFIER();
		int iSweetMax = GC.getSETTLER_DISTANCE_DROPOFF_MODIFIER()+1;

		//check our preferred balance between tall and wide
		int iGrowthFlavor = pPlayer->GetGrandStrategyAI()->GetPersonalityAndGrandStrategy((FlavorTypes)m_iGrowthIndex);
		if (iGrowthFlavor > 5)
		{
			iSweetMax++;
			iSweetMin++;
		}
		else if (iGrowthFlavor < 5)
		{
			iSweetMax--;
			iSweetMin--;
		}

		int iExpansionFlavor = pPlayer->GetGrandStrategyAI()->GetPersonalityAndGrandStrategy((FlavorTypes)m_iExpansionIndex);
		if (iExpansionFlavor > 5)
		{
			iSweetMax++;
			iSweetMin++;
		}
		else if (iExpansionFlavor < 5)
		{
			iSweetMax--;
			iSweetMin--;
		}

		if(iSweetMin < iMinDistance)
			iSweetMin = iMinDistance;

		//this affects both friendly and other cities
		if (min(iOwnCityDistance,iOtherCityDistance) >= iSweetMin && max(iOwnCityDistance,iOtherCityDistance) <= iSweetMax) 
		{
			iValueModifier += (iTotalPlotValue*20)/100; //make this a small bonus, there is a separate distance check anyway
			vQualifiersPositive.push_back("(V) optimal distance to existing cities");
		}

		//boldness comes into play when there are enemy cities around
		int iBoldness = pPlayer->GetDiplomacyAI()->GetBoldness();
		if (iBoldness > 5)
			iSweetMin--;
		if (iBoldness < 5)
			iSweetMin++;

		if (iOtherCityDistance<=iSweetMin)
		{
			iStratModifier -= iTotalPlotValue / 2;
			vQualifiersNegative.push_back("(S) too close to existing enemy city");
		}
	}

#if defined(MOD_EVENTS_CITY_FOUNDING)
	if (MOD_EVENTS_CITY_FOUNDING) {
		if (GAMEEVENTINVOKE_TESTALL(GAMEEVENT_PlayerCanFoundCity, pPlayer->GetID(), pPlot->getX(), pPlot->getY()) == GAMEEVENTRETURN_FALSE) {
			return false;
		}
	}
#endif
	//logging logging logging
	if (pDebug)
	{
		pDebug->Format("%d,%d,%d,%d", iTotalPlotValue, iValueModifier, iStratModifier, iCivModifier);
		for (size_t i=0; i<vQualifiersPositive.size();i++)
		{
			pDebug->append(",positive: ");
			pDebug->append(vQualifiersPositive[i].c_str());
		}
		for (size_t i=0; i<vQualifiersNegative.size();i++)
		{
			pDebug->append(",negative: ");
			pDebug->append(vQualifiersNegative[i].c_str());
		}
	}

	return max(0,iTotalPlotValue + iValueModifier + iStratModifier + iCivModifier);
}
コード例 #5
0
/// Retrieve the relative value of this plot (including plots that would be in city radius)
int CvCitySiteEvaluator::PlotFoundValue(CvPlot* pPlot, CvPlayer* pPlayer, YieldTypes eYield, bool)
{
	CvAssert(pPlot);
	if(!pPlot)
		return 0;

	// Make sure this player can even build a city here
	if(!CanFound(pPlot, pPlayer, false))
	{
		return 0;
	}

	int rtnValue = 0;

	int iFoodValue = 0;
	int iHappinessValue = 0;
	int iProductionValue = 0;
	int iGoldValue = 0;
	int iScienceValue = 0;
	int iFaithValue = 0;
	int iResourceValue = 0;
	int iStrategicValue = 0;

	int iCelticForestCount = 0;
	int iIroquoisForestCount = 0;

	int iTotalFoodValue = 0;
	int iTotalHappinessValue = 0;
	int iTotalProductionValue = 0;
	int iTotalGoldValue = 0;
	int iTotalScienceValue = 0;
	int iTotalFaithValue = 0;
	int iTotalResourceValue = 0;
	int iTotalStrategicValue = 0;

	int iClosestCityOfMine = 999;
	int iClosestEnemyCity = 999;

	int iCapitalArea = NULL;
	if ( pPlayer->getCapitalCity() )
		iCapitalArea = pPlayer->getCapitalCity()->getArea();

	for (int iDX = -7; iDX <= 7; iDX++)
	{
		for (int iDY = -7; iDY <= 7; iDY++)
		{
			CvPlot* pLoopPlot = plotXY(pPlot->getX(), pPlot->getY(), iDX, iDY);

			if (pLoopPlot != NULL)
			{
				int iDistance = plotDistance(pPlot->getX(), pPlot->getY(), pLoopPlot->getX(), pLoopPlot->getY());
				if (iDistance <= 7)
				{
					if ((pLoopPlot->getOwner() == NO_PLAYER) || (pLoopPlot->getOwner() == pPlayer->GetID()))
					{
						// See if there are other cities nearby
						if (iClosestCityOfMine > iDistance)
						{
							if (pLoopPlot->isCity())
							{
								iClosestCityOfMine = iDistance;
							}
						}

						// Skip the city plot itself for now
						if (iDistance <= 5)
						{
							int iRingModifier = m_iRingModifier[iDistance];

							iFoodValue = 0;
							iProductionValue = 0;
							iGoldValue = 0;
							iScienceValue = 0;
							iHappinessValue = 0;
							iResourceValue = 0;
							iStrategicValue = 0;

							if (iDistance > 0 && iDistance <= NUM_CITY_RINGS)
							{
								if (eYield == NO_YIELD || eYield == YIELD_FOOD)
								{
									iFoodValue = iRingModifier * ComputeFoodValue(pLoopPlot, pPlayer) * /*15*/ GC.getSETTLER_FOOD_MULTIPLIER();
								}
								if (eYield == NO_YIELD || eYield == YIELD_PRODUCTION)
								{
									iProductionValue = iRingModifier * ComputeProductionValue(pLoopPlot, pPlayer) * /*3*/ GC.getSETTLER_PRODUCTION_MULTIPLIER();
								}
								if (eYield == NO_YIELD || eYield == YIELD_GOLD)
								{
									iGoldValue = iRingModifier * ComputeGoldValue(pLoopPlot, pPlayer) * /*2*/ GC.getSETTLER_GOLD_MULTIPLIER();
								}
								if (eYield == NO_YIELD || eYield == YIELD_SCIENCE)
								{
									iScienceValue = iRingModifier * ComputeScienceValue(pLoopPlot, pPlayer) * /*1*/ GC.getSETTLER_SCIENCE_MULTIPLIER();
								}
								if (eYield == NO_YIELD || eYield == YIELD_FAITH)
								{
									iFaithValue = iRingModifier * ComputeFaithValue(pLoopPlot, pPlayer) * /*1*/ GC.getSETTLER_FAITH_MULTIPLIER();
								}
							}

							// whether or not we are working these we get the benefit as long as culture can grow to take them
							if (iDistance <= 5 && pLoopPlot->getOwner() == NO_PLAYER) // there is no benefit if we already own these tiles
							{
								iHappinessValue = iRingModifier * ComputeHappinessValue(pLoopPlot, pPlayer) * /*6*/ GC.getSETTLER_HAPPINESS_MULTIPLIER();
								iResourceValue = iRingModifier * ComputeTradeableResourceValue(pLoopPlot, pPlayer) * /*1*/ GC.getSETTLER_RESOURCE_MULTIPLIER();
								if (iDistance)
									iStrategicValue = ComputeStrategicValue(pLoopPlot, pPlayer, iDistance) * /*1*/ GC.getSETTLER_STRATEGIC_MULTIPLIER();  // the ring is included in the computation
							}

							iTotalFoodValue += iFoodValue;
							iTotalHappinessValue += iHappinessValue;
							iTotalProductionValue += iProductionValue;
							iTotalGoldValue += iGoldValue;
							iTotalScienceValue += iScienceValue;
							iTotalFaithValue += iFaithValue;
							iTotalResourceValue += iResourceValue;
							iTotalStrategicValue += iStrategicValue;

							int iPlotValue = iFoodValue + iHappinessValue + iProductionValue + iGoldValue + iScienceValue + iFaithValue + iResourceValue;
							
							if (iPlotValue == 0)
							{
								// this tile is so bad it gets negatives
								iPlotValue -= iRingModifier * GC.getSETTLER_FOOD_MULTIPLIER() * 2;
							}
							iPlotValue += iStrategicValue;

							// if this tile is a NW boost the value just so that we force the AI to claim them (if we can work it)
							if (pLoopPlot->IsNaturalWonder() && iDistance > 0 && iDistance <= NUM_CITY_RINGS)
							{
								iPlotValue += iPlotValue * 2 + 10;
							}

							// lower value a lot if we already own this tile
							if (iPlotValue > 0 && pLoopPlot->getOwner() == pPlayer->GetID())
							{
								iPlotValue /= 4;
							}

							// add this plot into the total
							rtnValue += iPlotValue;

							if (pLoopPlot->getFeatureType() == FEATURE_FOREST)
							{
								if (iDistance <= 5)
								{
									++iIroquoisForestCount;
									if (iDistance == 1)
									{
										if (pLoopPlot->getImprovementType() == NO_IMPROVEMENT)
										{
											++iCelticForestCount;
										}
									}
								}
							}
						}
					}
					else // this tile is owned by someone else
					{
						// See if there are other cities nearby (only count major civs)
						if (iClosestEnemyCity > iDistance)
						{
							if (pLoopPlot->isCity() && (pLoopPlot->getOwner() < MAX_MAJOR_CIVS))
							{
								iClosestEnemyCity = iDistance;
							}
						}
					}
				}
			}
		}
	}

	if (pPlayer->GetPlayerTraits()->IsFaithFromUnimprovedForest())
	{
		if (iCelticForestCount >= 3)
		{
			rtnValue += 2 * 1000 * m_iFlavorMultiplier[YIELD_FAITH];
		}
		else if (iCelticForestCount >= 1)
		{
			rtnValue += 1 * 1000 * m_iFlavorMultiplier[YIELD_FAITH];
		}
	}
	else if (pPlayer->GetPlayerTraits()->IsMoveFriendlyWoodsAsRoad())
	{
		rtnValue += iIroquoisForestCount * 10;	
	}

	if (rtnValue < 0) rtnValue = 0;

	// Finally, look at the city plot itself and use it as an overall multiplier
	if (pPlot->getResourceType(pPlayer->getTeam()) != NO_RESOURCE)
	{
		rtnValue += (int)rtnValue * /*-50*/ GC.getBUILD_ON_RESOURCE_PERCENT() / 100;
	}

	if (pPlot->isRiver())
	{
		rtnValue += (int)rtnValue * /*15*/ GC.getBUILD_ON_RIVER_PERCENT() / 100;
	}

	if (pPlot->isCoastalLand(GC.getMIN_WATER_SIZE_FOR_OCEAN()))
	{
		rtnValue += (int)rtnValue * /*25*/ GC.getSETTLER_BUILD_ON_COAST_PERCENT() / 100;
		int iNavalFlavor = pPlayer->GetGrandStrategyAI()->GetPersonalityAndGrandStrategy((FlavorTypes)m_iNavalIndex);
		if (iNavalFlavor > 7)
		{
			rtnValue += (int)rtnValue * /*25*/ GC.getSETTLER_BUILD_ON_COAST_PERCENT() / 100;
		}
		if (pPlayer->getCivilizationInfo().isCoastalCiv()) // we really like the coast (England, Norway, Polynesia, Carthage, etc.)
		{
			rtnValue *= 2;
		}
	}

	// Nearby Cities?

	// Human
	if (pPlayer != NULL && pPlayer->isHuman())
	{
		if (iClosestCityOfMine == 3)
		{
			rtnValue /= 2;
		}
	}
	// AI
	else
	{
		int iGrowthFlavor = pPlayer->GetGrandStrategyAI()->GetPersonalityAndGrandStrategy((FlavorTypes)m_iGrowthIndex);
		int iExpansionFlavor = pPlayer->GetGrandStrategyAI()->GetPersonalityAndGrandStrategy((FlavorTypes)m_iExpansionIndex);

		int iSweetSpot = 5;
		iSweetSpot += (iGrowthFlavor > 7) ?  1 : 0;
		iSweetSpot += (iExpansionFlavor > 7) ?  -1 : 0;
		iSweetSpot += (iGrowthFlavor < 4) ?  -1 : 0;
		iSweetSpot += (iExpansionFlavor < 4) ?  1 : 0;
		iSweetSpot = max(4,iSweetSpot);
		iSweetSpot = min(6,iSweetSpot);

		if (iClosestCityOfMine == iSweetSpot) 
		{
			// 1.5 was not enough 2.0 was too much, so lets split the difference
			rtnValue *= 175;
			rtnValue /= 100;
		}
		else if (iClosestCityOfMine < iSweetSpot)
		{
			rtnValue /= 2;
		}
		else if (iClosestCityOfMine > 7)
		{
			rtnValue *= 2;
			rtnValue /= 3;
		}

		// use boldness to decide if we want to push close to enemies
		int iBoldness = pPlayer->GetDiplomacyAI()->GetBoldness();
		if (iBoldness < 4)
		{
			if (iClosestEnemyCity <= 4)
			{
				rtnValue /= 4;
			}
			else if (iClosestEnemyCity == 5)
			{
				rtnValue /= 2;
			}
		}
		else if (iBoldness > 7)
		{
			if (iClosestEnemyCity <= 5 && iClosestCityOfMine < 8)
			{
				rtnValue *= 3;
				rtnValue /= 2;
			}
		}
		else
		{
			if (iClosestEnemyCity < 5)
			{
				rtnValue *= 2;
				rtnValue /= 3;
			}
		}

		// if we are offshore, pull cities in tighter
		if (iCapitalArea != pPlot->getArea())
		{
			if (iClosestCityOfMine < 7)
			{
				rtnValue *= 3;
				rtnValue /= 2;
			}
		}
	}

	rtnValue = (rtnValue > 0) ? rtnValue : 0;

	return rtnValue;
}