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https://github.com/veden/Rampant.git
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106 lines
3.7 KiB
Lua
Executable File
106 lines
3.7 KiB
Lua
Executable File
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 CHUNK_SIZE = constants.CHUNK_SIZE
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local DEATH_PHEROMONE = constants.DEATH_PHEROMONE
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local PLAYER_DEFENSE_PHEROMONE = constants.PLAYER_DEFENSE_PHEROMONE
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local PLAYER_BASE_PHEROMONE = constants.PLAYER_BASE_PHEROMONE
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local ENEMY_BASE_PHEROMONE = constants.ENEMY_BASE_PHEROMONE
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local PLAYER_PHEROMONE = constants.PLAYER_PHEROMONE
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local PLAYER_DEFENSE_GENERATOR = constants.PLAYER_DEFENSE_GENERATOR
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local PLAYER_BASE_GENERATOR = constants.PLAYER_BASE_GENERATOR
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local ENEMY_BASE_GENERATOR = constants.ENEMY_BASE_GENERATOR
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local PLAYER_PHEROMONE_GENERATOR_AMOUNT = constants.PLAYER_PHEROMONE_GENERATOR_AMOUNT
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local STANDARD_PHERONOME_DIFFUSION_AMOUNT = constants.STANDARD_PHERONOME_DIFFUSION_AMOUNT
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local DEATH_PHEROMONE_DIFFUSION_AMOUNT = constants.DEATH_PHEROMONE_DIFFUSION_AMOUNT
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-- imported functions
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local getChunkByPosition = mapUtils.getChunkByPosition
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local mFloor = math.floor
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-- module code
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function pheromoneUtils.deathScent(regionMap, surface, x, y, squad, amount)
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if (squad ~= nil) and (squad.cX ~= nil) then
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local chunk = getChunkByPosition(regionMap, x, y)
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if (chunk ~= nil) then
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chunk[DEATH_PHEROMONE] = chunk[DEATH_PHEROMONE] + (amount * 5)
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end
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end
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local chunk = getChunkByPosition(regionMap, x, y)
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if (chunk ~= nil) then
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chunk[DEATH_PHEROMONE] = chunk[DEATH_PHEROMONE] + amount
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end
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end
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function pheromoneUtils.playerDefenseScent(regionMap, surface, natives, chunk, neighbors, evolution_factor)
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local baseScore = chunk[PLAYER_DEFENSE_GENERATOR]
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if (baseScore > 0) then
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chunk[PLAYER_DEFENSE_PHEROMONE] = chunk[PLAYER_DEFENSE_PHEROMONE] + baseScore
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end
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end
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function pheromoneUtils.playerBaseScent(regionMap, surface, natives, chunk, neighbors, evolution_factor)
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local baseScore = chunk[PLAYER_BASE_GENERATOR]
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if (baseScore > 0) then
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chunk[PLAYER_BASE_PHEROMONE] = chunk[PLAYER_BASE_PHEROMONE] + baseScore
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end
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end
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function pheromoneUtils.enemyBaseScent(regionMap, surface, natives, chunk, neighbors, evolution_factor)
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local spawners = chunk[ENEMY_BASE_GENERATOR]
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if (spawners > 0) then
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chunk[ENEMY_BASE_PHEROMONE] = chunk[ENEMY_BASE_PHEROMONE] + spawners
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end
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end
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function pheromoneUtils.playerScent(regionMap, players)
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for i=1, #players do
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local playerPosition = players[i].position
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local playerChunk = getChunkByPosition(regionMap, playerPosition.x, playerPosition.y)
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if (playerChunk ~= nil) then
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playerChunk[PLAYER_PHEROMONE] = playerChunk[PLAYER_PHEROMONE] + PLAYER_PHEROMONE_GENERATOR_AMOUNT
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end
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end
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end
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function pheromoneUtils.processPheromone(regionMap, surface, natives, chunk, neighbors, evolution_factor)
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for x=1,6 do
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local diffusionAmount
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local persistence
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if (x == DEATH_PHEROMONE) then
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diffusionAmount = DEATH_PHEROMONE_DIFFUSION_AMOUNT
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persistence = 0.99
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else
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diffusionAmount = STANDARD_PHERONOME_DIFFUSION_AMOUNT
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persistence = 0.95
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end
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local totalDiffused = 0
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for i=1,4 do
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local neighborChunk = neighbors[i]
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if (neighborChunk ~= nil) then
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local diffusedAmount = (chunk[x] * diffusionAmount)
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totalDiffused = totalDiffused + diffusedAmount
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neighborChunk[x] = neighborChunk[x] + diffusedAmount
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end
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end
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chunk[x] = chunk[x] - totalDiffused
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chunk[x] = chunk[x] * persistence
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end
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end
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return pheromoneUtils |