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petra: hunters/gatherers improvments

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Summary:
- better detection (hopefully less false positive due to pathfinder
problems) of inaccessible targets
- prevent hunters from drifting too much when chasing their target

Differential Revision: https://code.wildfiregames.com/D400
This was SVN commit r19523.
This commit is contained in:
mimo
2017-05-07 09:25:03 +00:00
parent ed72056fb5
commit da4e03b7ad
1 changed files with 104 additions and 26 deletions
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binaries/data/mods/public/simulation/ai/petra/worker.js
+104 -26
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@@ -39,15 +39,60 @@ m.Worker.prototype.update = function(gameState, ent)
this.ent = ent;
let unitAIState = ent.unitAIState();
if (unitAIState === "INDIVIDUAL.GATHER.GATHERING" || unitAIState === "INDIVIDUAL.GATHER.APPROACHING" ||
unitAIState === "INDIVIDUAL.COMBAT.APPROACHING")
if ((subrole === "hunter" || subrole === "gatherer") &&
(unitAIState === "INDIVIDUAL.GATHER.GATHERING" || unitAIState === "INDIVIDUAL.GATHER.APPROACHING" ||
unitAIState === "INDIVIDUAL.COMBAT.APPROACHING"))
{
if (this.isInaccessibleSupply(gameState) && ((subrole === "hunter" && !this.startHunting(gameState)) ||
(subrole === "gatherer" && !this.startGathering(gameState))))
if (this.isInaccessibleSupply(gameState) && !this.retryGathering(gameState, subrole))
ent.stopMoving();
// Check that we have not drifted too far
if (unitAIState === "INDIVIDUAL.COMBAT.APPROACHING" && ent.unitAIOrderData().length)
{
let orderData = ent.unitAIOrderData()[0];
if (orderData && orderData.target)
{
let supply = gameState.getEntityById(orderData.target);
if (supply && supply.resourceSupplyType() && supply.resourceSupplyType().generic === "food")
{
let territoryOwner = gameState.ai.HQ.territoryMap.getOwner(supply.position());
if (gameState.isPlayerEnemy(territoryOwner) && !this.retryGathering(gameState, subrole))
ent.stopMoving();
else if (!gameState.isPlayerAlly(territoryOwner))
{
let distanceSquare = ent.hasClass("Cavalry") ? 90000 : 30000;
let supplyAccess = gameState.ai.accessibility.getAccessValue(supply.position());
let foodDropsites = gameState.playerData.hasSharedDropsites ?
gameState.getAnyDropsites("food") : gameState.getOwnDropsites("food");
let hasFoodDropsiteWithinDistance = false;
for (let dropsite of foodDropsites.values())
{
if (!dropsite.position())
continue;
let owner = dropsite.owner();
// owner !== PlayerID can only happen when hasSharedDropsites === true, so no need to test it again
if (owner !== PlayerID && (!dropsite.isSharedDropsite() || !gameState.isPlayerMutualAlly(owner)))
continue;
if (supplyAccess !== m.getLandAccess(gameState, dropsite))
continue;
if (API3.SquareVectorDistance(supply.position(), dropsite.position()) < distanceSquare)
{
hasFoodDropsiteWithinDistance = true;
break;
}
}
if (!hasFoodDropsiteWithinDistance && !this.retryGathering(gameState, subrole))
ent.stopMoving();
}
}
}
}
}
else if (ent.getMetadata(PlayerID, "approachingTarget"))
{
ent.setMetadata(PlayerID, "approachingTarget", undefined);
ent.setMetadata(PlayerID, "alreadyTried", undefined);
}
let unitAIStateOrder = unitAIState.split(".")[1];
// If we're fighting or hunting, let's not start gathering
@@ -261,6 +306,21 @@ m.Worker.prototype.update = function(gameState, ent)
}
};
m.Worker.prototype.retryGathering = function(gameState, subrole)
{
switch (subrole)
{
case "gatherer":
return this.startGathering(gameState)
case "hunter":
return this.startHunting(gameState);
case "fisher":
return this.startFishing(gameState);
default:
return false;
}
};
m.Worker.prototype.startGathering = function(gameState)
{
let access = gameState.ai.accessibility.getAccessValue(this.ent.position());
@@ -550,12 +610,12 @@ m.Worker.prototype.startHunting = function(gameState, position)
let isRanged = this.ent.hasClass("Ranged");
let entPosition = position ? position : this.ent.position();
let access = gameState.ai.accessibility.getAccessValue(entPosition);
let foodDropsites = (gameState.playerData.hasSharedDropsites ? gameState.getAnyDropsites("food") : gameState.getOwnDropsites("food")).toEntityArray();
let foodDropsites = gameState.playerData.hasSharedDropsites ?
gameState.getAnyDropsites("food") : gameState.getOwnDropsites("food");
let nearestDropsiteDist = function(supply) {
let distMin = 1000000;
let pos = supply.position();
for (let dropsite of foodDropsites)
let hasFoodDropsiteWithinDistance = function(supplyPosition, supplyAccess, distSquare)
{
for (let dropsite of foodDropsites.values())
{
if (!dropsite.position())
continue;
@@ -563,11 +623,12 @@ m.Worker.prototype.startHunting = function(gameState, position)
// owner !== PlayerID can only happen when hasSharedDropsites === true, so no need to test it again
if (owner !== PlayerID && (!dropsite.isSharedDropsite() || !gameState.isPlayerMutualAlly(owner)))
continue;
if (access !== m.getLandAccess(gameState, dropsite))
if (supplyAccess !== m.getLandAccess(gameState, dropsite))
continue;
distMin = Math.min(distMin, API3.SquareVectorDistance(pos, dropsite.position()));
if (API3.SquareVectorDistance(supplyPosition, dropsite.position()) < distSquare)
return true;
}
return distMin;
return false;
};
resources.forEach(function(supply)
@@ -612,11 +673,11 @@ m.Worker.prototype.startHunting = function(gameState, position)
if (territoryOwner !== 0 && territoryOwner !== PlayerID && supply.owner() === territoryOwner)
return;
let dropsiteDist = nearestDropsiteDist(supply);
if (dropsiteDist > 35000)
return;
// Only cavalry should hunt far from dropsite (specially for non domestic animals which flee)
if (!isCavalry && (dropsiteDist > 12000 || ((dropsiteDist > 7000 || territoryOwner === 0 ) && canFlee)))
if (!isCavalry && canFlee && territoryOwner === 0)
return;
let distanceSquare = isCavalry ? 35000 : ( canFlee ? 7000 : 12000);
if (!hasFoodDropsiteWithinDistance(supply.position(), supplyAccess, distanceSquare))
return;
nearestSupplyDist = dist;
@@ -857,22 +918,29 @@ m.Worker.prototype.isInaccessibleSupply = function(gameState)
if (!target)
return true;
if (!target.resourceSupplyType())
return false;
let approachingTarget = this.ent.getMetadata(PlayerID, "approachingTarget");
let carriedAmount = this.ent.resourceCarrying().length ? this.ent.resourceCarrying()[0].amount : 0;
if (!approachingTarget || approachingTarget !== targetId)
{
this.ent.setMetadata(PlayerID, "approachingTarget", targetId);
this.ent.setMetadata(PlayerID, "approachingTime", undefined);
this.ent.setMetadata(PlayerID, "approachingPos", undefined);
this.ent.setMetadata(PlayerID, "carriedAmount", undefined);
this.ent.setMetadata(PlayerID, "carriedBefore", carriedAmount);
let alreadyTried = this.ent.getMetadata(PlayerID, "alreadyTried");
if (alreadyTried && alreadyTried !== targetId)
this.ent.setMetadata(PlayerID, "alreadyTried", undefined);
}
let carriedAmount = this.ent.resourceCarrying().length ? this.ent.resourceCarrying()[0].amount : 0;
if (this.ent.getMetadata(PlayerID, "carriedAmount") === undefined ||
this.ent.getMetadata(PlayerID, "carriedAmount") !== carriedAmount)
let carriedBefore = this.ent.getMetadata(PlayerID, "carriedBefore");
if (carriedBefore !== carriedAmount)
{
this.ent.setMetadata(PlayerID, "carriedAmount", carriedAmount);
this.ent.setMetadata(PlayerID, "approachingTime", undefined);
this.ent.setMetadata(PlayerID, "approachingPos", undefined);
this.ent.setMetadata(PlayerID, "approachingTarget", undefined);
this.ent.setMetadata(PlayerID, "alreadyTried", undefined);
if (target.getMetadata(PlayerID, "inaccessibleTime"))
target.setMetadata(PlayerID, "inaccessibleTime", 0);
return false;
}
@@ -892,9 +960,19 @@ m.Worker.prototype.isInaccessibleSupply = function(gameState)
}
else if (gameState.ai.elapsedTime - approachingTime > 10)
{
target.setMetadata(PlayerID, "inaccessibleTime", gameState.ai.elapsedTime + 600);
return true;
if (this.ent.getMetadata(PlayerID, "alreadyTried"))
{
target.setMetadata(PlayerID, "inaccessibleTime", gameState.ai.elapsedTime + 600);
return true;
}
else
{
// let's try again to reach it
this.ent.setMetadata(PlayerID, "alreadyTried", targetId);
this.ent.setMetadata(PlayerID, "approachingTarget", undefined);
this.ent.gather(target);
return false;
}
}
}
return false;