public void GetEntityInRangePointTest() { // Arrange var baseEnt = EntityManager.SpawnEntity("dummyPoint"); var inRangeEnt = EntityManager.SpawnEntity("dummyPoint"); inRangeEnt.GetComponent <IServerTransformComponent>().WorldPosition = new Vector2(-2, -2); // Act var results = EntityManager.GetEntitiesInRange(baseEnt, 4.00f); // Cleanup var list = results.ToList(); EntityManager.FlushEntities(); // Assert Assert.That(list.Count, Is.EqualTo(2), list.Count.ToString); }
private IEntity FindBestTarget() { // "best" target is the closest one with LOS var ents = _entMan.GetEntitiesInRange(SelfEntity, VisionRadius); var myTransform = SelfEntity.GetComponent <IServerTransformComponent>(); var maxRayLen = VisionRadius * 2.5f; // circle inscribed in square, square diagonal = 2*r*sqrt(2) _workList.Clear(); foreach (var entity in ents) { // filter to "people" entities (entities with controllers) if (!entity.HasComponent <IMoverComponent>()) { continue; } // build the ray var dir = entity.GetComponent <TransformComponent>().WorldPosition - myTransform.WorldPosition; var ray = new Ray(myTransform.WorldPosition, dir.Normalized); // cast the ray var result = _physMan.IntersectRay(ray, maxRayLen); // add to visible list if (result.HitEntity == entity) { _workList.Add(entity); } } // get closest entity in list var closestEnt = GetClosest(myTransform.WorldPosition, _workList); // return closest return(closestEnt); }
private bool Explosion() { var maxRange = MathHelper.Max(DevastationRange, HeavyImpactRange, LightImpactRange, 0f); //Entity damage calculation var entitiesAll = _serverEntityManager.GetEntitiesInRange(Owner.Transform.GridPosition, maxRange).ToList(); foreach (var entity in entitiesAll) { Owner.Delete(); if (entity == Owner) { continue; } if (!entity.Transform.IsMapTransform) { continue; } var distanceFromEntity = (int)entity.Transform.GridPosition.Distance(_mapManager, Owner.Transform.GridPosition); var exAct = _entitySystemManager.GetEntitySystem <ActSystem>(); var severity = ExplosionSeverity.Destruction; if (distanceFromEntity < DevastationRange) { severity = ExplosionSeverity.Destruction; } else if (distanceFromEntity < HeavyImpactRange) { severity = ExplosionSeverity.Heavy; } else if (distanceFromEntity < LightImpactRange) { severity = ExplosionSeverity.Light; } else { continue; } exAct.HandleExplosion(Owner, entity, severity); } //Tile damage calculation mockup //TODO: make it into some sort of actual damage component or whatever the boys think is appropriate var mapGrid = _mapManager.GetGrid(Owner.Transform.GridPosition.GridID); var circle = new Circle(Owner.Transform.GridPosition.Position, maxRange); var tiles = mapGrid.GetTilesIntersecting(circle); foreach (var tile in tiles) { var tileLoc = mapGrid.GridTileToLocal(tile.GridIndices); var tileDef = (ContentTileDefinition)_tileDefinitionManager[tile.Tile.TypeId]; var distanceFromTile = (int)tileLoc.Distance(_mapManager, Owner.Transform.GridPosition); if (!string.IsNullOrWhiteSpace(tileDef.SubFloor)) { if (distanceFromTile < DevastationRange) { mapGrid.SetTile(tileLoc, new Tile(_tileDefinitionManager["space"].TileId)); } if (distanceFromTile < HeavyImpactRange) { if (new Random().Prob(80)) { mapGrid.SetTile(tileLoc, new Tile(_tileDefinitionManager[tileDef.SubFloor].TileId)); } else { mapGrid.SetTile(tileLoc, new Tile(_tileDefinitionManager["space"].TileId)); } } if (distanceFromTile < LightImpactRange) { if (new Random().Prob(50)) { mapGrid.SetTile(tileLoc, new Tile(_tileDefinitionManager[tileDef.SubFloor].TileId)); } } } } //Effects and sounds var time = IoCManager.Resolve <IGameTiming>().CurTime; var message = new EffectSystemMessage { EffectSprite = "Effects/explosion.rsi", RsiState = "explosionfast", Born = time, DeathTime = time + TimeSpan.FromSeconds(5), Size = new Vector2(FlashRange / 2, FlashRange / 2), Coordinates = Owner.Transform.GridPosition, //Rotated from east facing Rotation = 0f, ColorDelta = new Vector4(0, 0, 0, -1500f), Color = Vector4.Multiply(new Vector4(255, 255, 255, 750), 0.5f), Shaded = false }; _entitySystemManager.GetEntitySystem <EffectSystem>().CreateParticle(message); _entitySystemManager.GetEntitySystem <AudioSystem>().Play("/Audio/effects/explosion.ogg", Owner); // Knock back cameras of all players in the area. var playerManager = IoCManager.Resolve <IPlayerManager>(); var selfPos = Owner.Transform.WorldPosition; foreach (var player in playerManager.GetAllPlayers()) { if (player.AttachedEntity == null || player.AttachedEntity.Transform.MapID != mapGrid.ParentMapId || !player.AttachedEntity.TryGetComponent(out CameraRecoilComponent recoil)) { continue; } var playerPos = player.AttachedEntity.Transform.WorldPosition; var delta = selfPos - playerPos; var distance = delta.LengthSquared; var effect = 1 / (1 + 0.2f * distance); if (effect > 0.01f) { var kick = -delta.Normalized * effect; recoil.Kick(kick); } } return(true); }