; Modifying this file:
; You should not modify this file except to make bugfixes or
; for other "maintenance".  If you want to make custom changes,
; you should create a new datadir subdirectory and copy this file
; into that directory, and then modify that copy.  Then use the
; command "rulesetdir <mysubdir>" in the server to have freeciv
; use your new customized file.

; Note that the freeciv AI may not cope well with anything more
; than minor changes.

[datafile]
description="Civ2Civ3 game rules for Freeciv"
options="+Freeciv-2.5-ruleset"

[about]
; Ruleset name
name = _("Civ2Civ3 Earth ruleset")

; Description of the ruleset
description = _("\
You are playing Freeciv with civ2civ3_earth rules:\
\n\n\
Gameplay more similar to civ3, keeping the combat system from civ2.\
\n\n\
Detailed description of the differences from the classic ruleset can be\
 found in README.ruleset_civ2civ3_earth.\
")

[options]
global_init_techs=""
global_init_buildings="Palace"

[civstyle]
; Value added to city pollution
base_pollution   = -20

; Cost in luxuries of making one citizen happier
happy_cost       = 2

; Cost in food of upkeeping a single citizen
food_cost        = 2

; Parameters used to generalize the calculation of city granary size:
;   if city_size <= num_inis:
;     city_granary_size = (granary_food_ini[city_size] * foodbox / 100)
;   if city_size > num_inis;
;     city_granary_size = (granary_food_ini[num_inis] +
;        granary_food_inc * (city_size - num_inis)) * foodbox / 100
granary_food_ini = 20, 20, 20, 20, 20, 30, 30, 40
granary_food_inc = 0

; City center minimum outputs
min_city_center_food    = 1
min_city_center_shield  = 0
min_city_center_trade   = 0

; Square of initial city radius
init_city_radius_sq     = 5

; Square of initially visible radius (true distance).
init_vis_radius_sq      = 5

; The type of collateral contamination produced by a nuclear attack.
;   "Pollution" - Pollution (same as industrial/population-generated).
;   "Fallout"   - Nuclear Fallout (distinct from industrial/population).
nuke_contamination      = "Fallout"

; A base bribe cost, modified heavily by other factors
base_bribe_cost  = 750

; Barbarian leader ransom in gold
ransom_gold      = 100

; Number of veteran levels lost when upgrading a unit
upgrade_veteran_loss     = 1

; Number of veteran levels lost when auto-upgrading a unit
autoupgrade_veteran_loss = 1

; Whether player gets to select which terrain improvement to pillage.
pillage_select           = TRUE

; Whether civil war is possible at all
civil_war_enabled        = TRUE

; Comma separated list of things to happen, in addition to death
; of owner, when gameloss unit dies
; "CivilWar"   - Part of the empire remains, controlled by a new player
; "Barbarians" - Depending on if there`s also "CivilWar", all or part
;                or half of the dead players empire gets under barbarian
;                control.
; "Loot"       - Player who killed the gameloss unit gets loot:
;                Partial map, gold, techs, cities
gameloss_style           = ""

; Whether units may safely paradrop to transport on non-native terrain
paradrop_to_transport    = FALSE

; Method of paying unit and improvement gold upkeep
; 0 - The player`s total gold must be non-negative after paying upkeep
;     costs associated with each city. If for any city the player`s gold
;     is negative, random buildings in the city are sold off. If the gold
;     is still negative, then supported units with gold upkeep are
;     disbanded.
; 1 - In the first step, the player`s total gold must be non-negative after
;     paying upkeep for all buildings within a city. If for any city the
;     player`s gold is negative, random buildings in the city are sold off.
;     In the second step, gold upkeep for all units is paid in a lump sum.
;     If the player does not have enough gold, random units with gold upkeep
;     are disbanded.
; 2 - Gold upkeep for all buildings and units is paid in a lump sum after
;     all cities have been processed. If the player does not have enough
;     gold, alternatively a random buildings from a random cities is sold
;     and a random units with gold upkeep is disbanded till the treasury is
;     balanced.
gold_upkeep_style = 1

; Method of calculating technology costs
;   0 - Civ (I|II) style. Every new tech add researchcost to cost of next tech.
;   1 - Cost of technology is:
;         MAX((1+parents) * (researchcost/2) * sqrt(1+parents), researchcost)
;       where num_parents == number of requirement for tech, counted
;       recursively.
;   2 - Cost are read from tech.ruleset. Missing costs are generated by
;       style 1.
;   3 - Cost of technology is:
;         cost = base * (reqs - 1)^2 / (1 + sqrt(sqrt(reqs))) - base/2
;   4 - Cost are read from tech.ruleset. Missing costs are generated by
;       style 3.
tech_cost_style = 2

; Base research cost for tech styles 1 & 2
base_tech_cost   = 20

; Technology leak from other civilizations
; 0 - No reduction of the technology cost.
; 1 - Technology cost is reduced depending on the number of players
;     which already know the tech and you have an embassy with.
; 2 - Technology cost is reduced depending on the number of all players
;     (human, AI and barbarians) which already know the tech.
; 3 - Technology cost is reduced depending on the number of normal
;     players (human and AI) which already know the tech.
tech_leakage = 1

[illness]
; Whether plagues (illness) are possible
illness_on = TRUE

; the base factor for illness (of percent)
illness_base_factor = 10

; minimum city size for illness
illness_min_size = 5

; factor for how much trading with a plagued city increases our city`s
; chance for plague (in percent)
illness_trade_infection = 50

; factor for how much pollution within a city increases its chance for
; plague (in percent)
illness_pollution_factor = 50

[incite_cost]
; city_incite_cost = total_factor * (city_size) * (base_incite_cost
;                      + (units_cost) * unit_factor
;                      + (improvements_cost) * improvement_factor)
;                    / ((distance to capital) * 100)
; See city_incite_cost() for more details
base_incite_cost = 1000
improvement_factor = 1
unit_factor = 2
total_factor = 100

[global_unit_options]
; Shore landing style
;  FALSE - normal movement
;  TRUE  - (default) slow invasions by removing all
;          movement points from ground units moving
;          from ocean tile to land
slow_invasions = TRUE

[combat_rules]
; If tired_attack is set to TRUE, units that attack with less than a single
; move point (per move_fragments in terrain.ruleset) will have their attack
; power reduced accordingly. For instance, if move_fragments=3, a unit with
; 2/3 move points will have attack power 2/3 of normal.
; If this is set to FALSE units will attack with full strength even if they
; have only fractional moves left.
tired_attack = FALSE

[borders]
; Base border radius from city.
radius_sq_city = 5

; Border radius square increased by this amount / point of city size
size_effect    = 1

[research]
; Method of paying tech upkeep
; "None"   - no upkeep
; "Basic"  - upkeep is calculated as:
;     <Cost of technology> / tech_upkeep_divider - tech_upkeep_free
; "Cities" - upkeep is calculated like "Basic", but multiplied by number of cities
tech_upkeep_style = "Cities"

; upkeep cost is divided by this value
tech_upkeep_divider = 6000

; Method of selecting techs given for free
; "Goal"     - Towards player`s goal, random if no goal
; "Random"   - Random researchable tech
; "Cheapest" - Cheapest researchable tech, random among equal cost ones
free_tech_method = "Cheapest"

[calendar]
; Year in the beginning of the game
start_year = -4000

; Year 1 instead of 0.
skip_year_0 = TRUE

; What labels are used for positive and negative years.
; /* TRANS: year label (Common Era) */
positive_label = _("CE")
; /* TRANS: year label (Before Common Era) */
negative_label = _("BCE")

; /* <-- avoid gettext warnings
;
; Disaster types:
;
; name                    = translatable name as seen by user
; reqs                    = requirements for disaster to happen (see effects.ruleset
;                           and README.effects for help on requirements)
; frequency               = how likely disaster is to occur
; effects
;   - "DestroyBuilding"   = Random building is destroyed
;   - "ReducePopulation"  = Reduce city size by one unless it's already 1
;   - "EmptyFoodStock"    = Remove all food from food stock
;   - "EmptyProdStock"    = Destroy current production
;   - "Pollution"         = One tile surrounding city polluted
;   - "Fallout"           = One tile surrounding city polluted with fallout
;
; */ <-- avoid gettext warnings

[disaster_earthquake]
name           = _("Earthquake")
reqs           =
    { "type", "name", "range"
      "Terrain", "Hills", "Local"
    }
frequency      = 100
effects        = "EmptyProdStock"

[disaster_flood]
name           = _("Flood")
reqs           =
    { "type", "name", "range"
      "Road", "River", "Adjacent"
    }
frequency      = 100
effects        = "EmptyFoodStock"

[disaster_fire]
name           = _("Fire")
reqs           =
    { "type", "name", "range"
      "MinSize", "9", "City"
    }
frequency      = 100
effects        = "DestroyBuilding"

[disaster_nuclear_accident]
name           = _("Nuclear Accident")
reqs           =
    { "type", "name", "range"
      "Building", "Nuclear Plant", "City"
    }
frequency      = 100
effects        = "ReducePopulation", "Fallout"

;
; Trade settings
;
; IN = international, IC = intercontinental.
; For each of the trade route types:
; "pct"        - Trade income %. If this is 0, trade route cannot be
;                established at all
; "cancelling" - What to do to previously established traderoutes when they
;                turn illegal
;                "Active"   - Keep them active (although they will only
;                             provide nonzero income if illegal due to
;                             trademindist rather than pct==0)
;                "Inactive" - Keep them inactive
;                "Cancel"   - Cancel them altogether
;
[trade]
settings =
  { "type",       "pct", "cancelling"
    "National",   0,     "Cancel"
    "NationalIC", 0,     "Cancel"
    "IN",         100,   "Cancel"
    "INIC",       200,   "Cancel"
  }

[playercolors]
background.r = 86
background.g = 86
background.b = 86

; Player colors for 32 players are defined below.
; Avoid greens, blues, and white / very pale colors (too easy to confuse
; with terrain).
; Avoid dark colors.
colorlist =
    { "r", "g", "b"
      255,   0,   0
      255, 255,   0
        0, 255, 255
      138,  43, 226
      255, 165,   0
      255,   0, 255
      173, 216, 230
        0, 255, 127
      250, 128, 114
      124, 252,   0
      139,   0,   0
      255, 192, 203
      211, 211, 211
      218, 112, 214
      255,  20, 147
      100, 149, 237
      255, 215,   0
      245, 222, 179
      255, 255, 128
      192, 255, 128
      204, 255,   0
      255, 211, 140
      255,  79,   0
      240, 145, 169
      255, 219,  88
      153,  17, 153
      184, 134,  11
      255, 102,   0
      102, 205, 170
      195,  33,  72
      168, 153, 230
      255, 250, 205
    }

[teams]
; freeciv optional team names definition.
;
; name =
;  _("Team 0"),
; _("Team 1"),
; _("Team 2"),
; _("Team 3"),
; etc...

[settings]
; freeciv game settings for civ2civ3 ruleset
;
set =
    { "name", "value"
      "aifill", 12
      "generator", "FRACTAL"
      "topology", "WRAPX|WRAPY|ISO"
      "mapsize", "PLAYER"
      "tilesperplayer", 100
      "tinyisles", "ENABLED"
      "startunits", "cwx"
      "citymindist", 3
      "techlevel", 1
      "sciencebox", 100
      "borders", "ENABLED"
      "foggedborders", "ENABLED"
      "happyborders", "DISABLED"
      "restrictinfra", "ENABLED"
      "unreachableprotects", "DISABLED"
      "onsetbarbs", 120
      "occupychance", 100
      "techlossforgiveness", 0
      "techlossrestore", 50
    }