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85 lines
3.0 KiB
Lua
85 lines
3.0 KiB
Lua
local pheromoneUtils = {}
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-- imports
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local mapUtils = require("MapUtils")
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local constants = require("Constants")
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-- constants
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local MOVEMENT_PHEROMONE = constants.MOVEMENT_PHEROMONE
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local BASE_PHEROMONE = constants.BASE_PHEROMONE
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local PLAYER_PHEROMONE = constants.PLAYER_PHEROMONE
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local BUILDING_PHEROMONES = constants.BUILDING_PHEROMONES
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local PLAYER_BASE_GENERATOR = constants.PLAYER_BASE_GENERATOR
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local PLAYER_PHEROMONE_GENERATOR_AMOUNT = constants.PLAYER_PHEROMONE_GENERATOR_AMOUNT
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local DEATH_PHEROMONE_GENERATOR_AMOUNT = constants.DEATH_PHEROMONE_GENERATOR_AMOUNT
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local MOVEMENT_PHEROMONE_PERSISTANCE = constants.MOVEMENT_PHEROMONE_PERSISTANCE
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local BASE_PHEROMONE_PERSISTANCE = constants.BASE_PHEROMONE_PERSISTANCE
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local PLAYER_PHEROMONE_PERSISTANCE = constants.PLAYER_PHEROMONE_PERSISTANCE
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local NORTH_SOUTH_PASSABLE = constants.NORTH_SOUTH_PASSABLE
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local EAST_WEST_PASSABLE = constants.EAST_WEST_PASSABLE
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local IMPASSABLE_TERRAIN_GENERATOR_AMOUNT = constants.IMPASSABLE_TERRAIN_GENERATOR_AMOUNT
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-- imported functions
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local getCardinalChunks = mapUtils.getCardinalChunks
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-- module code
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function pheromoneUtils.scents(chunk)
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if not chunk[NORTH_SOUTH_PASSABLE] and not chunk[EAST_WEST_PASSABLE] then
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chunk[BASE_PHEROMONE] = IMPASSABLE_TERRAIN_GENERATOR_AMOUNT;
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else
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chunk[BASE_PHEROMONE] = chunk[BASE_PHEROMONE] + chunk[PLAYER_BASE_GENERATOR]
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end
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end
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function pheromoneUtils.victoryScent(chunk, entityType)
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local value = BUILDING_PHEROMONES[entityType]
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if (value ~= nil) then
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chunk[MOVEMENT_PHEROMONE] = chunk[MOVEMENT_PHEROMONE] + (value * 10000)
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end
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end
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function pheromoneUtils.deathScent(chunk)
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chunk[MOVEMENT_PHEROMONE] = chunk[MOVEMENT_PHEROMONE] - DEATH_PHEROMONE_GENERATOR_AMOUNT
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end
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function pheromoneUtils.playerScent(playerChunk)
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playerChunk[PLAYER_PHEROMONE] = playerChunk[PLAYER_PHEROMONE] + PLAYER_PHEROMONE_GENERATOR_AMOUNT
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end
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function pheromoneUtils.processPheromone(regionMap, chunk)
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if not chunk[NORTH_SOUTH_PASSABLE] and not chunk[EAST_WEST_PASSABLE] then
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return
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end
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local totalMovement = 0
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local totalBase = 0
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local totalPlayer = 0
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local neighbors = getCardinalChunks(regionMap, chunk.cX, chunk.cY)
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for i=1,#neighbors do
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local neighborChunk = neighbors[i]
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if (neighborChunk ~= nil) then
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totalMovement = totalMovement + (neighborChunk[MOVEMENT_PHEROMONE] - chunk[MOVEMENT_PHEROMONE])
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totalBase = totalBase + (neighborChunk[BASE_PHEROMONE] - chunk[BASE_PHEROMONE])
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totalPlayer = totalPlayer + (neighborChunk[PLAYER_PHEROMONE] - chunk[PLAYER_PHEROMONE])
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end
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end
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chunk[MOVEMENT_PHEROMONE] = (chunk[MOVEMENT_PHEROMONE] + (0.125 * totalMovement)) * MOVEMENT_PHEROMONE_PERSISTANCE
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chunk[BASE_PHEROMONE] = (chunk[BASE_PHEROMONE] + (0.25 * totalBase)) * BASE_PHEROMONE_PERSISTANCE
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chunk[PLAYER_PHEROMONE] = (chunk[PLAYER_PHEROMONE] + (0.25 * totalPlayer)) * PLAYER_PHEROMONE_PERSISTANCE
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end
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return pheromoneUtils
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