Differential D3150 Diff 16695 binaries/data/mods/public/simulation/helpers/Position.js

Changeset View

Standalone View

binaries/data/mods/public/simulation/helpers/Position.js

Show First 20 Lines • Show All 127 Lines • ▼ Show 20 Lines	PositionHelper.prototype.PredictTimeToTarget = function(firstPosition, selfSpeed, targetPosition, targetVelocity)

let disc = b * b - a * c;		let disc = b * b - a * c;
if (a < 0 \|\| b < 0 && disc >= 0)		if (a < 0 \|\| b < 0 && disc >= 0)
return c / (Math.sqrt(disc) - b);		return c / (Math.sqrt(disc) - b);

return false;		return false;
};		};

		/**
		* @param {number} target - EntityID to find the spawn position for.
		* @param {number} entity - EntityID to find the spawn position for.
		* @param {boolean} forced - Optionally whether the spawning is forced.
		* @return {Vector3D} - An appropriate spawning position.
		*/
		PositionHelper.prototype.GetSpawnPosition = function(target, entity, forced)
		{
		let cmpFootprint = Engine.QueryInterface(target, IID_Footprint);
		let cmpHealth = Engine.QueryInterface(target, IID_Health);
		let cmpIdentity = Engine.QueryInterface(target, IID_Identity);

		if (!cmpFootprint)
		return null;

		// If the spawner is a sinking ship, restrict the location to the intersection of both passabilities.
		// TODO: should use passability classes to be more generic.
		let pos;
		if ((!cmpHealth \|\| cmpHealth.GetHitpoints() == 0) && cmpIdentity && cmpIdentity.HasClass("Ship"))
		pos = cmpFootprint.PickSpawnPointBothPass(entity);
		else
		pos = cmpFootprint.PickSpawnPoint(entity);

		if (pos.y < 0)
		{
		if (!forced)
		return null;

		// If ejection is forced, we need to continue, so use center of the entity.
		let cmpPosition = Engine.QueryInterface(target, IID_Position);
		pos = cmpPosition.GetPosition();
		}
		return pos;
		};

Engine.RegisterGlobal("PositionHelper", new PositionHelper());		Engine.RegisterGlobal("PositionHelper", new PositionHelper());