SAGA 9.3.3 | Tool Library Documentation

Wa-Tor


Description

Wa-Tor - an ecological simulation of predator-prey populations - is based upon A. K. Dewdney's 'Computer Recreations' article in the December 1984 issue of Scientific American.


References


Parameters

 NameTypeIdentifierDescriptionConstraints
InputTarget Systemgrid, input, optional, CMDTARGET_TEMPLATEuse this grid's system for output grids-
OutputWa-Torgrid, outputGRID--
Cyclestable, outputTABLE--
OptionsTarget Grid SystemchoiceTARGET_DEFINITION-Available Choices: [0] user defined [1] grid or grid system Default: 0
Cellsizefloating point numberTARGET_USER_SIZE-Minimum: 0.000000 Default: 1.000000
Westfloating point numberTARGET_USER_XMIN-Default: 0.000000
Eastfloating point numberTARGET_USER_XMAX-Default: 100.000000
Southfloating point numberTARGET_USER_YMIN-Default: 0.000000
Northfloating point numberTARGET_USER_YMAX-Default: 100.000000
Columnsinteger numberTARGET_USER_COLSNumber of cells in East-West direction.Minimum: 1 Default: 101
Rowsinteger numberTARGET_USER_ROWSNumber of cells in North-South direction.Minimum: 1 Default: 101
FitchoiceTARGET_USER_FITS-Available Choices: [0] nodes [1] cells Default: 0
Grid Systemgrid systemTARGET_SYSTEM--
RefreshbooleanREFRESH-Default: 1
Initial Number of Fishes [%]floating point numberINIT_FISH-Minimum: 0.000000 Maximum: 100.000000 Default: 30.000000
Initial Number of Sharks [%]floating point numberINIT_SHARK-Minimum: 0.000000 Maximum: 100.000000 Default: 7.500000
Birth Rate of Fishesinteger numberFISH_BIRTH-Minimum: 0 Default: 3
Birth Rate of Sharksinteger numberSHARK_BIRTH-Minimum: 0 Default: 12
Max. Starvation Time for Sharksinteger numberSHARK_STARVE-Minimum: 0 Default: 4

Command Line


Usage: saga_cmd sim_cellular_automata 1 [-TARGET_DEFINITION ] [-TARGET_USER_SIZE ] [-TARGET_USER_XMIN ] [-TARGET_USER_XMAX ] [-TARGET_USER_YMIN ] [-TARGET_USER_YMAX ] [-TARGET_USER_COLS ] [-TARGET_USER_ROWS ] [-TARGET_USER_FITS ] [-TARGET_TEMPLATE ] [-GRID ] [-REFRESH ] [-INIT_FISH ] [-INIT_SHARK ] [-TABLE ] [-FISH_BIRTH ] [-SHARK_BIRTH ] [-SHARK_STARVE ]
  -TARGET_DEFINITION:  	Target Grid System
	choice
	Available Choices:
	[0] user defined
	[1] grid or grid system
	Default: 0
  -TARGET_USER_SIZE:	Cellsize
	floating point number
	Minimum: 0.000000
	Default: 1.000000
  -TARGET_USER_XMIN:	West
	floating point number
	Default: 0.000000
  -TARGET_USER_XMAX:	East
	floating point number
	Default: 100.000000
  -TARGET_USER_YMIN:	South
	floating point number
	Default: 0.000000
  -TARGET_USER_YMAX:	North
	floating point number
	Default: 100.000000
  -TARGET_USER_COLS:   	Columns
	integer number
	Minimum: 1
	Default: 101
  -TARGET_USER_ROWS:   	Rows
	integer number
	Minimum: 1
	Default: 101
  -TARGET_USER_FITS:   	Fit
	choice
	Available Choices:
	[0] nodes
	[1] cells
	Default: 0
  -TARGET_TEMPLATE:    	Target System
	grid, input, optional, CMD
  -GRID:               	Wa-Tor
	grid, output
  -REFRESH:            	Refresh
	boolean
	Default: 1
  -INIT_FISH:       	Initial Number of Fishes [%]
	floating point number
	Minimum: 0.000000
	Maximum: 100.000000
	Default: 30.000000
  -INIT_SHARK:      	Initial Number of Sharks [%]
	floating point number
	Minimum: 0.000000
	Maximum: 100.000000
	Default: 7.500000
  -TABLE:              	Cycles
	table, output
  -FISH_BIRTH:         	Birth Rate of Fishes
	integer number
	Minimum: 0
	Default: 3
  -SHARK_BIRTH:        	Birth Rate of Sharks
	integer number
	Minimum: 0
	Default: 12
  -SHARK_STARVE:       	Max. Starvation Time for Sharks
	integer number
	Minimum: 0
	Default: 4