mirror of
https://github.com/veden/Rampant.git
synced 2024-12-30 21:19:46 +02:00
296 lines
11 KiB
Lua
Executable File
296 lines
11 KiB
Lua
Executable File
if (aiAttackWaveG) then
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return aiAttackWaveG
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end
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local aiAttackWave = {}
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-- imports
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local constants = require("Constants")
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local mapUtils = require("MapUtils")
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local chunkPropertyUtils = require("ChunkPropertyUtils")
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local unitGroupUtils = require("UnitGroupUtils")
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local movementUtils = require("MovementUtils")
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local mathUtils = require("MathUtils")
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local config = require("__Rampant__/config")
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-- constants
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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 MOVEMENT_PHEROMONE = constants.MOVEMENT_PHEROMONE
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local RESOURCE_PHEROMONE = constants.RESOURCE_PHEROMONE
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local AI_SQUAD_COST = constants.AI_SQUAD_COST
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local AI_SETTLER_COST = constants.AI_SETTLER_COST
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local AI_MAX_SQUAD_COUNT = constants.AI_MAX_SQUAD_COUNT
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local AI_VENGENCE_SQUAD_COST = constants.AI_VENGENCE_SQUAD_COST
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local INTERVAL_RALLY = constants.INTERVAL_RALLY
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local TRIPLE_CHUNK_SIZE = constants.TRIPLE_CHUNK_SIZE
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local CHUNK_ALL_DIRECTIONS = constants.CHUNK_ALL_DIRECTIONS
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local CHUNK_SIZE = constants.CHUNK_SIZE
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local RALLY_CRY_DISTANCE = constants.RALLY_CRY_DISTANCE
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local SETTLER_DISTANCE = constants.SETTLER_DISTANCE
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local RESOURCE_MINIMUM_FORMATION_DELTA = constants.RESOURCE_MINIMUM_FORMATION_DELTA
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local AI_STATE_SIEGE = constants.AI_STATE_SIEGE
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local DEFINES_COMMAND_GROUP = defines.command.group
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local DEFINES_DISTRACTION_NONE = defines.distraction.none
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local AI_STATE_RAIDING = constants.AI_STATE_RAIDING
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local SENTINEL_IMPASSABLE_CHUNK = constants.SENTINEL_IMPASSABLE_CHUNK
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-- local PASSABLE = constants.PASSABLE
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-- imported functions
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local mRandom = math.random
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local positionFromDirectionAndChunk = mapUtils.positionFromDirectionAndChunk
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local getPassable = chunkPropertyUtils.getPassable
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local getNestCount = chunkPropertyUtils.getNestCount
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local getChunkSettlerTick = chunkPropertyUtils.getChunkSettlerTick
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local getRaidNestActiveness = chunkPropertyUtils.getRaidNestActiveness
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local getNestActiveness = chunkPropertyUtils.getNestActiveness
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local setChunkSettlerTick = chunkPropertyUtils.setChunkSettlerTick
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local getRallyTick = chunkPropertyUtils.getRallyTick
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local setRallyTick = chunkPropertyUtils.setRallyTick
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local gaussianRandomRange = mathUtils.gaussianRandomRange
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local getNeighborChunks = mapUtils.getNeighborChunks
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local getChunkByXY = mapUtils.getChunkByXY
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local scoreNeighborsForFormation = movementUtils.scoreNeighborsForFormation
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local scoreNeighborsForResource = movementUtils.scoreNeighborsForResource
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local createSquad = unitGroupUtils.createSquad
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local attackWaveScaling = config.attackWaveScaling
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local settlerWaveScaling = config.settlerWaveScaling
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-- module code
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local function attackWaveValidCandidate(chunk, natives, map)
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local isValid = getNestActiveness(map, chunk)
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if natives.state == AI_STATE_RAIDING then
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isValid = isValid + getRaidNestActiveness(map, chunk)
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end
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return (isValid > 0)
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end
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local function scoreSettlerLocation(neighborChunk)
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return neighborChunk[RESOURCE_PHEROMONE] + -neighborChunk[MOVEMENT_PHEROMONE] + -neighborChunk[PLAYER_PHEROMONE]
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end
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local function scoreSiegeSettlerLocation(neighborChunk)
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return neighborChunk[RESOURCE_PHEROMONE] + neighborChunk[BASE_PHEROMONE] + -neighborChunk[MOVEMENT_PHEROMONE] + -neighborChunk[PLAYER_PHEROMONE]
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end
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local function validSiegeSettlerLocation(map, neighborChunk)
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return (getPassable(map, neighborChunk) == CHUNK_ALL_DIRECTIONS) and (getNestCount(map, neighborChunk) == 0)
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end
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local function validSettlerLocation(map, chunk, neighborChunk)
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local chunkResource = chunk[RESOURCE_PHEROMONE]
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return (getPassable(map, neighborChunk) == CHUNK_ALL_DIRECTIONS) and (getNestCount(map, neighborChunk) == 0) and (neighborChunk[RESOURCE_PHEROMONE] >= (chunkResource * RESOURCE_MINIMUM_FORMATION_DELTA))
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end
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local function scoreUnitGroupLocation(neighborChunk)
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return neighborChunk[PLAYER_PHEROMONE] + neighborChunk[MOVEMENT_PHEROMONE] + neighborChunk[BASE_PHEROMONE]
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end
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local function validUnitGroupLocation(map, neighborChunk)
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return getPassable(map, neighborChunk) == CHUNK_ALL_DIRECTIONS and (getNestCount(map, neighborChunk) == 0)
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end
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function aiAttackWave.rallyUnits(chunk, map, surface, natives, tick)
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if ((tick - getRallyTick(map, chunk) > INTERVAL_RALLY) and (natives.points >= AI_VENGENCE_SQUAD_COST)) then
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setRallyTick(map, chunk, tick)
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local cX = chunk.x
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local cY = chunk.y
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for x=cX - RALLY_CRY_DISTANCE, cX + RALLY_CRY_DISTANCE, 32 do
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for y=cY - RALLY_CRY_DISTANCE, cY + RALLY_CRY_DISTANCE, 32 do
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if (x ~= cX) and (y ~= cY) then
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local rallyChunk = getChunkByXY(map, x, y)
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if (rallyChunk ~= SENTINEL_IMPASSABLE_CHUNK) and (getNestCount(map, rallyChunk) > 0) then
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if not aiAttackWave.formVengenceSquad(map, surface, natives, rallyChunk) then
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return
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end
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end
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end
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end
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end
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end
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end
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local function noNearbySettlers(map, chunk, tick)
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local cX = chunk.x
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local cY = chunk.y
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for x=cX - SETTLER_DISTANCE, cX + SETTLER_DISTANCE, 32 do
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for y=cY - SETTLER_DISTANCE, cY + SETTLER_DISTANCE, 32 do
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if (x ~= cX) and (y ~= cY) then
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local c = getChunkByXY(map, x, y)
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if (c ~= SENTINEL_IMPASSABLE_CHUNK) and ((tick - getChunkSettlerTick(map, c)) < 0) then
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return false
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end
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end
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end
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end
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return true
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end
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function aiAttackWave.formSettlers(map, surface, natives, chunk, tick)
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if (mRandom() < natives.formSquadThreshold) and ((#natives.squads + #natives.building) < AI_MAX_SQUAD_COUNT) then
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local squadPath, squadDirection
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if (natives.state == AI_STATE_SIEGE) then
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squadPath, squadDirection = scoreNeighborsForFormation(getNeighborChunks(map, chunk.x, chunk.y),
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validSiegeSettlerLocation,
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scoreSiegeSettlerLocation,
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map)
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else
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squadPath, squadDirection = scoreNeighborsForResource(chunk,
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getNeighborChunks(map, chunk.x, chunk.y),
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validSettlerLocation,
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scoreSettlerLocation,
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map)
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end
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if (squadPath ~= SENTINEL_IMPASSABLE_CHUNK) and noNearbySettlers(map, chunk, tick) then
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local squadPosition = surface.find_non_colliding_position("chunk-scanner-squad-rampant",
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positionFromDirectionAndChunk(squadDirection,
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chunk,
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map.position,
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0.98),
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CHUNK_SIZE,
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4,
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true)
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if squadPosition then
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local squad = createSquad(squadPosition, surface, nil, true)
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squad.maxDistance = gaussianRandomRange(natives.expansionMaxDistance,
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natives.expansionMaxDistanceDerivation,
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CHUNK_SIZE * 1,
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natives.expansionMaxDistance)
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squad.originPosition.x = squadPosition.x
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squad.originPosition.y = squadPosition.y
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local scaledWaveSize = settlerWaveScaling(natives)
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local foundUnits = surface.set_multi_command({ command = { type = DEFINES_COMMAND_GROUP,
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group = squad.group,
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distraction = DEFINES_DISTRACTION_NONE },
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unit_count = scaledWaveSize,
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unit_search_distance = TRIPLE_CHUNK_SIZE })
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if (foundUnits > 0) then
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setChunkSettlerTick(map, squadPath, tick + natives.settlerCooldown)
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natives.pendingAttack[#natives.pendingAttack+1] = squad
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natives.points = natives.points - AI_SETTLER_COST
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else
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if (squad.group.valid) then
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squad.group.destroy()
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end
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end
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end
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end
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end
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return (natives.points - AI_SETTLER_COST) > 0
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end
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function aiAttackWave.formVengenceSquad(map, surface, natives, chunk)
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if (mRandom() < natives.formSquadThreshold) and (#natives.squads < AI_MAX_SQUAD_COUNT)
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then
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local squadPath, squadDirection = scoreNeighborsForFormation(getNeighborChunks(map, chunk.x, chunk.y),
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validUnitGroupLocation,
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scoreUnitGroupLocation,
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map)
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if (squadPath ~= SENTINEL_IMPASSABLE_CHUNK) then
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local squadPosition = surface.find_non_colliding_position("chunk-scanner-squad-rampant",
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positionFromDirectionAndChunk(squadDirection,
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chunk,
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map.position,
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0.98),
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CHUNK_SIZE,
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4,
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true)
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if squadPosition then
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local squad = createSquad(squadPosition, surface)
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squad.rabid = mRandom() < 0.03
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local scaledWaveSize = attackWaveScaling(natives)
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local foundUnits = surface.set_multi_command({ command = { type = DEFINES_COMMAND_GROUP,
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group = squad.group,
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distraction = DEFINES_DISTRACTION_NONE },
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unit_count = scaledWaveSize,
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unit_search_distance = TRIPLE_CHUNK_SIZE })
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if (foundUnits > 0) then
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natives.pendingAttack[#natives.pendingAttack+1] = squad
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natives.points = natives.points - AI_VENGENCE_SQUAD_COST
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else
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if (squad.group.valid) then
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squad.group.destroy()
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end
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end
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end
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end
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end
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return (natives.points - AI_VENGENCE_SQUAD_COST) > 0
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end
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function aiAttackWave.formSquads(map, surface, natives, chunk)
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if attackWaveValidCandidate(chunk, natives, map) and
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(mRandom() < natives.formSquadThreshold) and
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(#natives.squads < AI_MAX_SQUAD_COUNT)
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then
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local squadPath, squadDirection = scoreNeighborsForFormation(getNeighborChunks(map, chunk.x, chunk.y),
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validUnitGroupLocation,
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scoreUnitGroupLocation,
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map)
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if (squadPath ~= SENTINEL_IMPASSABLE_CHUNK) then
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local squadPosition = surface.find_non_colliding_position("chunk-scanner-squad-rampant",
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positionFromDirectionAndChunk(squadDirection,
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chunk,
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map.position,
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0.98),
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CHUNK_SIZE,
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4,
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true)
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if squadPosition then
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local squad = createSquad(squadPosition, surface)
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squad.rabid = mRandom() < 0.03
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local scaledWaveSize = attackWaveScaling(natives)
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local foundUnits = surface.set_multi_command({ command = { type = DEFINES_COMMAND_GROUP,
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group = squad.group,
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distraction = DEFINES_DISTRACTION_NONE },
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unit_count = scaledWaveSize,
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unit_search_distance = TRIPLE_CHUNK_SIZE })
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if (foundUnits > 0) then
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natives.pendingAttack[#natives.pendingAttack+1] = squad
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natives.points = natives.points - AI_SQUAD_COST
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else
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if (squad.group.valid) then
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squad.group.destroy()
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end
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end
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end
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end
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end
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return (natives.points - AI_SQUAD_COST) > 0
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end
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aiAttackWaveG = aiAttackWave
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return aiAttackWave
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