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524422c7d8
Patch By: Freagarach Reviewed By: wraitii Differential Revision: https://code.wildfiregames.com/D2064 This was SVN commit r22864.
85 lines
3.3 KiB
JavaScript
85 lines
3.3 KiB
JavaScript
function DelayedDamage() {}
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DelayedDamage.prototype.Schema =
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"<a:component type='system'/><empty/>";
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DelayedDamage.prototype.Init = function()
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{
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};
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/**
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* Handles hit logic after the projectile travel time has passed.
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* @param {Object} data - The data sent by the caller.
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* @param {string} data.type - The type of damage.
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* @param {Object} data.attackData - Data of the form { 'effectType': { ...opaque effect data... }, 'Bonuses': {...} }.
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* @param {number} data.target - The entity id of the target.
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* @param {number} data.attacker - The entity id of the attacker.
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* @param {number} data.attackerOwner - The player id of the owner of the attacker.
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* @param {Vector2D} data.origin - The origin of the projectile hit.
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* @param {Vector3D} data.position - The expected position of the target.
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* @param {number} data.projectileId - The id of the projectile.
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* @param {Vector3D} data.direction - The unit vector defining the direction.
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* @param {string} data.attackImpactSound - The name of the sound emited on impact.
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* ***When splash damage***
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* @param {boolean} data.splash.friendlyFire - A flag indicating if allied entities are also damaged.
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* @param {number} data.splash.radius - The radius of the splash damage.
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* @param {string} data.splash.shape - The shape of the splash range.
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* @param {Object} data.splash.attackData - same as attackData, for splash.
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*/
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DelayedDamage.prototype.MissileHit = function(data, lateness)
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{
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if (!data.position)
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return;
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let cmpSoundManager = Engine.QueryInterface(SYSTEM_ENTITY, IID_SoundManager);
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if (cmpSoundManager && data.attackImpactSound)
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cmpSoundManager.PlaySoundGroupAtPosition(data.attackImpactSound, data.position);
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// Do this first in case the direct hit kills the target
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if (data.splash)
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{
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Attacking.CauseDamageOverArea({
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"type": data.type,
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"attackData": data.splash.attackData,
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"attacker": data.attacker,
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"attackerOwner": data.attackerOwner,
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"origin": Vector2D.from3D(data.position),
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"radius": data.splash.radius,
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"shape": data.splash.shape,
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"direction": data.direction,
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"friendlyFire": data.splash.friendlyFire
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});
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}
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let cmpProjectileManager = Engine.QueryInterface(SYSTEM_ENTITY, IID_ProjectileManager);
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// Deal direct damage if we hit the main target
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// and if the target has Resistance (not the case for a mirage for example)
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if (Attacking.TestCollision(data.target, data.position, lateness))
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{
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cmpProjectileManager.RemoveProjectile(data.projectileId);
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Attacking.HandleAttackEffects(data.type, data.attackData, data.target, data.attacker, data.attackerOwner);
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return;
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}
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let targetPosition = Attacking.InterpolatedLocation(data.target, lateness);
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if (!targetPosition)
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return;
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// If we didn't hit the main target look for nearby units
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let cmpPlayer = QueryPlayerIDInterface(data.attackerOwner);
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let ents = Attacking.EntitiesNearPoint(Vector2D.from3D(data.position), targetPosition.horizDistanceTo(data.position) * 2, cmpPlayer.GetEnemies());
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for (let ent of ents)
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{
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if (!Attacking.TestCollision(ent, data.position, lateness))
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continue;
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Attacking.HandleAttackEffects(data.type, data.attackData, ent, data.attacker, data.attackerOwner);
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cmpProjectileManager.RemoveProjectile(data.projectileId);
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break;
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}
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};
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Engine.RegisterSystemComponentType(IID_DelayedDamage, "DelayedDamage", DelayedDamage);
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