Added adjustable Respawn Time to CrashSite (#957)

config.lua

@@ -203,9 +203,21 @@ global.config = {
                 {name = 'compilatron-chest', count = 5},
                 {name = 'compilatron-chest', count = 5},
                 {name = 'selection-tool', count = 1}
+                }
             }
-        }
-    },
+        },
+        -- settings for controlling length of delay before player respawn - the delay goes *down* over time
+        -- respawn time is determined by biter progression:
+        --   respawn_delay = max_time - (decrement_amount * biter_progression)
+        --   respawn_time = max( min_time, respawn_delay )
+        -- min_time default is 10 seconds
+        -- decrement_amount default of 3000 will remove ~5 seconds per 10% evolution
+        player_respawn_time = {
+          enabled = false,
+          min_time = 600,
+          max_time = 3600,
+          decrement_amount = 3000
+        },
     -- spawns more units when one dies
     hail_hydra = {
         enabled = false,

map_gen/maps/crash_site/entity_died_events.lua

@@ -5,7 +5,9 @@ local Global = require 'utils.global'
 local math = require 'utils.math'
 local table = require 'utils.table'
 
+local max = math.max
 local random = math.random
+local round = math.round
 local set_timeout_in_ticks = Task.set_timeout_in_ticks
 local ceil = math.ceil
 local draw_arc = rendering.draw_arc
@@ -173,7 +175,15 @@ local spawn_player =
     Token.register(
     function(player)
         if player and player.valid then
-            player.ticks_to_respawn = 3600
+          local respawn_delay
+          if global.config.player_respawn_time.enabled then
+            local decrement_amount = round(game.forces.enemy.evolution_factor * global.config.player_respawn_time.decrement_amount)
+            local adjusted_respawn = global.config.player_respawn_time.max_time - decrement_amount
+            respawn_delay = max(global.config.player_respawn_time.min_time, adjusted_respawn) -- limit smallest delay to min_time, if evolution goes above 100%
+          else
+            respawn_delay = global.config.player_respawn_time.max_time
+          end
+          player.ticks_to_respawn =  respawn_delay
         end
     end
 )