Differential D2759 Diff 14070 ps/trunk/binaries/data/mods/public/simulation/components/BuildingAI.js

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ps/trunk/binaries/data/mods/public/simulation/components/BuildingAI.js

Show First 20 Lines • Show All 333 Lines • ▼ Show 20 Lines	BuildingAI.prototype.FireArrows = function()
};		};

// Add the UnitAI target separately, as the UnitMotion and RangeManager implementations differ		// Add the UnitAI target separately, as the UnitMotion and RangeManager implementations differ
if (this.unitAITarget && this.targetUnits.indexOf(this.unitAITarget) == -1)		if (this.unitAITarget && this.targetUnits.indexOf(this.unitAITarget) == -1)
addTarget(this.unitAITarget);		addTarget(this.unitAITarget);
for (let target of this.targetUnits)		for (let target of this.targetUnits)
addTarget(target);		addTarget(target);

		// The obstruction manager performs approximate range checks
		// so we need to verify them here.
		// TODO: perhaps an optional 'precise' mode to range queries would be more performant.
		let cmpObstructionManager = Engine.QueryInterface(SYSTEM_ENTITY, IID_ObstructionManager);
		let range = cmpAttack.GetRange(attackType);

		let thisCmpPosition = Engine.QueryInterface(this.entity, IID_Position);
		if (!thisCmpPosition.IsInWorld())
		return;
		let s = thisCmpPosition.GetPosition();

for (let i = 0; i < arrowsToFire; ++i)		for (let i = 0; i < arrowsToFire; ++i)
{		{
let selectedIndex = targets.randomIndex();		let selectedIndex = targets.randomIndex();
let selectedTarget = targets.itemAt(selectedIndex);		let selectedTarget = targets.itemAt(selectedIndex);

if (selectedTarget && this.CheckTargetVisible(selectedTarget))		// Copied from UnitAI's MoveToTargetAttackRange.
		let targetCmpPosition = Engine.QueryInterface(selectedTarget, IID_Position);
		if (!targetCmpPosition.IsInWorld())
		continue;

		let t = targetCmpPosition.GetPosition();
		// h is positive when I'm higher than the target
		let h = s.y - t.y + range.elevationBonus;
		let parabolicMaxRange = Math.sqrt(Math.square(range.max) + 2 * range.max * h);
		if (selectedTarget && this.CheckTargetVisible(selectedTarget) &&
		h > -range.max / 2 && cmpObstructionManager.IsInTargetRange(
		this.entity, selectedTarget, range.min, parabolicMaxRange, false))
{		{
cmpAttack.PerformAttack(attackType, selectedTarget);		cmpAttack.PerformAttack(attackType, selectedTarget);
PlaySound("attack_" + attackType.toLowerCase(), this.entity);		PlaySound("attack_" + attackType.toLowerCase(), this.entity);
continue;		continue;
}		}

// Could not attack target, retry		// Could not attack target, retry
targets.removeAt(selectedIndex);		targets.removeAt(selectedIndex);
Show All 33 Lines