golconst.java

Sugarscape模型仿真

package GameOfLife;

public class GoLconst
{
	//Public constants
	public static String PROGRAM_VERSION	= "2.3 ARR";
	public static String PROGRAM_RELEASE_DATE = "28 Aug 2003";

	/***Grid control variables***/
	public static int GRID_COLUMNS			= 50;
	public static int GRID_ROWS				= 30;
	public static int GRID_CELLSIZE			= 15;
	//time-interval between generations
	public static int GRID_REFRESH_SLOW		= 1500;
	public static int GRID_REFRESH_FAST		= 500;
	public static int GRID_REFRESH_HYPER	= 5;

	/***Variables determining properties for Grid coordinates***/
	public static boolean GRID_COORD_SHOW 	= true;
	//0->all cells, 1->last row&col, 2->last col, 3->last row, 4->last cell
	public static int GRID_COORD_DETAIL 	= 1;
	public static String GRID_COORD_COLOR = "blue"; //blue,black,red,green

	/***Text display & command area***/
	public static int TEXTAREA_HEIGHT		= 10;

	/***Population & Citizen-level control variables***/
	//density of population used in the Random & Sugarscape template
	public static double DENSITY_FACTOR 	= 0.6;
	// maximum vision level for a citizen
	public static int VISION_MAX 			= 4;
	// maximum metabolism level for a citizen
	public static int METABOLISM_MAX 		= 4;
	// max "initial" qty of sugar inherited by a citizen - may gather more 	later.
	public static int SUGAR_MAX_CITIZEN		= 10;
	//maximum "initial" qty of sugar in a cell, may exceed this limit later
	public static int SUGAR_MAX_CELL		= 10;
	//Grid fertility - how generous a distribution do you want to start with
	public static double GRID_FERTILITY 	= .80; 	//Any value between 0.0 & 1.0
	// unit increase in amt of sugar per generation
	public static double SUGAR_RENEW		= 0.2;
	//Carrying capacity
	public static boolean LIMIT_CELL_SUGAR = true;

	/* debug mode - do you want it on or off?
	/ The first flag switches on all debugging, leave it Off if you want debug info
	/ for a specific section of code. Use one of the other more specific debug
	/ switches to debug a particular section of code.
	/ Enabling the DEBUG switch will render some of the other debugging switches
	/ ineffective. The switches listed above the DEBUG switch are turned On but
	/ not Off with the DEBUG switch.
	*/
	public static boolean DEBUG_CRITICAL_ERROR		= true;
	public static boolean DEBUG						= false;
	public static boolean DEBUG_PROGRAM_FLOW		= false;
	public static boolean DEBUG_CREATE_CITIZEN 		= false;
	public static boolean DEBUG_CITIZEN_DEATH 		= false;
	public static boolean DEBUG_SEARCH_SUGAR 		= false;
	public static boolean DEBUG_CELLSCAPE_SUGAR 	= false;
	public static boolean DEBUG_CITIZEN_DETAIL 		= false;

	public static boolean flagSugarscape;

	public static String chkGoLconstants()
	{	//Boolean Variables don't require checking as non-boolean values
		//Would Cause a Compilation error
		String dataStream = "\n";

		//Defines if & what form grid coordinates are to be displayed
		if( GRID_COORD_DETAIL < 0 || GRID_COORD_DETAIL > 5)
		{	if( DEBUG_CRITICAL_ERROR || DEBUG )
			{	dataStream +=
				"GRID_COORD_DETAIL:Invalid value, assuming 1!!\n";	}
			GRID_COORD_DETAIL = 1;
		}
		if(   !(GRID_COORD_COLOR == "blue" 	|| GRID_COORD_COLOR == "black" 	||
				GRID_COORD_COLOR == "red" 	|| GRID_COORD_COLOR == "green") 	)
		{	if( DEBUG_CRITICAL_ERROR || DEBUG )
			{	dataStream += "GRID_COORD_COLOR:Invalid value, assuming blue!!\n";	}
			GRID_COORD_COLOR = "blue";
		}

		if( DENSITY_FACTOR > 1 || DENSITY_FACTOR < 0)
		{	if( DEBUG_CRITICAL_ERROR || DEBUG )
			{	dataStream += "DENSITY_FACTOR:Invalid value, assuming 0.5!!\n";	}
			DENSITY_FACTOR = 0.5;
		}

		if( VISION_MAX <= 0 )
		{	if( DEBUG_CRITICAL_ERROR || DEBUG )
			{	dataStream += "VISION_MAX:Invalid value, assuming 4!!\n";	}
			VISION_MAX = 4;
		}
		if( METABOLISM_MAX < 0 )
		{	if( DEBUG_CRITICAL_ERROR || DEBUG )
			{	dataStream += "METABOLISM_MAX:Invalid value, assuming 4!!\n";	}
			METABOLISM_MAX = 4;
		}
		if( SUGAR_MAX_CITIZEN < 0)
		{	if( DEBUG_CRITICAL_ERROR || DEBUG )
			{	dataStream += "SUGAR_MAX_CITIZEN:Invalid value, assuming 10!!\n";	}
			SUGAR_MAX_CITIZEN = 10;
		}

		if( SUGAR_MAX_CELL < 0)
		{	if( DEBUG_CRITICAL_ERROR || DEBUG )
			{	dataStream += "SUGAR_MAX_CELL:Invalid value, assuming 10!!\n";	}
			SUGAR_MAX_CELL = 10;
		}

		if( GRID_FERTILITY > 1 || GRID_FERTILITY < 0)
		{	if( DEBUG_CRITICAL_ERROR || DEBUG )
			{	dataStream += "GRID_FERTILITY:Invalid value, assuming 0.5!!\n";	}
			DENSITY_FACTOR = 0.5;
		}

		if( SUGAR_RENEW > SUGAR_MAX_CELL || SUGAR_RENEW < 0)
		{	if( DEBUG_CRITICAL_ERROR || DEBUG )
			{	dataStream += "SUGAR_RENEW:Invalid value, assuming 0.1!!\n";	}
			SUGAR_RENEW = 0.1;
		}
		return dataStream;
	}
}