control.lua

   1
   2 local waterbombs
   3 local replaceableTiles = {
   4     ["water"] = "grass-1",
   5     ["deepwater"] = "grass-1",
   6     ["water-green"] = "grass-1",
   7     ["deepwater-green"] = "grass-1"
   8 }
   9
  10
  11 script.on_configuration_changed(function(data)
  12     if waterbombs ~= nil then
  13         script.on_event(defines.events.on_tick, tickBombs)
  14     end
  15 end)
  16
  17
  18 script.on_load(function(event)
  19     if waterbombs ~= nil then
  20         script.on_event(defines.events.on_tick, tickBombs)
  21     end
  22 end)
  23
  24
  25 script.on_event(defines.events.on_built_entity, function(event)
  26     if event.entity.name == "waterbomb" then
  27         waterbombs = {}
  28         for _, surface in pairs(game.surfaces) do
  29             for _, entity in pairs(surface.find_entities_filtered{name="waterbomb"}) do
  30                 table.insert(waterbombs, entity)
  31             end
  32         end
  33         script.on_event(defines.events.on_tick, tickBombs)
  34     end
  35 end)
  36
  37
  38 function tickBombs(event)
  39     if event.tick % 20 == 0 then
  40         for k,e in pairs(waterbombs) do
  41             if not e.valid then
  42                 table.remove(waterbombs, k)
  43
  44             elseif e.energy > 49000000 then
  45                 local epos, x, y, distX, distY, surface
  46                 local explosionRadius = settings.global["Waterbomb-explosion-radius"].value
  47
  48                 epos = e.position
  49                 x = epos.x
  50                 y = epos.y
  51                 surface =  e.surface
  52
  53                 -- create explosions
  54                 for xx = x - explosionRadius, x + explosionRadius, 2 do
  55                     for yy = y - explosionRadius, y + explosionRadius, 2 do
  56                         distX = math.abs(x - xx)
  57                         distY = math.abs(y - yy)
  58
  59                         if math.floor(math.sqrt((distX * distX) + (distY * distY))) <= explosionRadius then
  60                             e.surface.create_entity({name = "medium-explosion", position = {x = xx, y = yy}})
  61                         end
  62                     end
  63                 end
  64
  65                 -- big detonation
  66                 e.surface.create_entity({name = "waterbomb-detonation", position = e.position, target = e, speed = 1})
  67
  68                 -- bomb explodes
  69                 e.destroy()
  70                 table.remove(waterbombs, k)
  71
  72                 -- water is created
  73                 createWater(x, y, explosionRadius, surface)
  74                 throwDirt(x, y, explosionRadius, surface)
  75
  76                 -- random stones
  77                 for a = 1, (explosionRadius * 10) do
  78                     createRandomStone(epos, surface)
  79                     createRandomStone(epos, surface)
  80                 end
  81             end
  82         end
  83
  84         -- nothing more to be exploded. Stop ticking.
  85         if #waterbombs == 0 then
  86             waterbombs = nil
  87             script.on_event(defines.events.on_tick, nil)
  88         end
  89     end
  90 end
  91
  92 function createWater(x, y, size, surface)
  93     -- Setting tiles to water where player characters are standing deletes the character and sets them to god mode. We dont want that.
  94     local players = surface.find_entities_filtered({area = {{x - size - 1, y - size - 1}, {x + size + 1, y + size + 1}}, type="character"})
  95     if #players ~= 0 then
  96         return
  97     end
  98
  99     local waterTiles = {}
 100     x = math.floor(x)
 101     y = math.floor(y)
 102
 103     for wx = x - size, x + size, 1 do
 104         for wy = y - size, y + size, 1 do
 105         table.insert(waterTiles, {name="water", position={wx, wy}})
 106         end
 107     end
 108     surface.set_tiles(waterTiles)
 109
 110     waterTiles = {}
 111     table.insert(waterTiles, {name="deepwater", position={x, y}})
 112     surface.set_tiles(waterTiles)
 113 end
 114
 115
 116 function throwDirt(x, y, size, surface)
 117     local dirtTiles = {}
 118     local tileName
 119     local distX,distY
 120
 121     if settings.global["Waterbomb-throw-dirt"].value == true then
 122         x = math.floor(x)
 123         y = math.floor(y)
 124
 125         for xx = x - size, x + (size + 1), 1 do
 126             for yy = y - size, y + (size + 1), 1 do
 127                 distX = math.abs(x - xx)
 128                 distY = math.abs(y - yy)
 129
 130                 if math.floor(math.random(1, 4)) >= 4 then
 131                     table.insert(dirtTiles, {name = "grass-1", position = {xx, yy}})
 132                 end
 133             end
 134         end
 135
 136         if #dirtTiles ~= 0 then
 137             surface.set_tiles(dirtTiles)
 138         end
 139     end
 140 end
 141
 142
 143 function createRandomStone(position, surface)
 144     local x,y
 145     local maximumRockThrowDistance = settings.global["Waterbomb-explosion-radius"].value + 7
 146
 147     if settings.global["Waterbomb-throw-stone"].value == true then
 148         x = position.x
 149         y = position.y
 150
 151         if math.random() > 0.5 then
 152             x = x - math.floor(math.random(1, maximumRockThrowDistance))
 153             else
 154             x = x + math.floor(math.random(1, maximumRockThrowDistance))
 155         end
 156
 157         if math.random() < 0.5 then
 158             y = y - math.floor(math.random(1, maximumRockThrowDistance))
 159             else
 160             y = y + math.floor(math.random(1, maximumRockThrowDistance))
 161         end
 162
 163         if math.floor(math.random(1, 4)) >= 3 then
 164             if settings.global["Waterbomb-throw-stone-into-water"].value == true then
 165                 surface.set_tiles({{name="grass-1", position={math.floor(x), math.floor(y)}}})
 166             end
 167
 168             local tileName = surface.get_tile(math.floor(x), math.floor(y)).name
 169             if not replaceableTiles[tileName] then
 170                 surface.create_entity({name="stone", position={x, y}}).amount = math.floor(math.random(13, 37))
 171                 surface.create_entity({name="explosion", position={x, y}})
 172             end
 173         end
 174     end
 175 end