move to terrain render system

engine/items/carried.go

@@ -85,4 +85,16 @@ func (c Carried) GetMass(what ecs.Entity) int {
 }
 func (c *Carried) GetBulk(what ecs.Entity) int {
 	return c.Bulk
-}
+}
+
+func FindCarriedOnTile(coords types.Coords) []ecs.Entity {
+	carrieds := Controller.GetEntitiesWithComponent(ecs.CarriedComponent)
+	result := make([]ecs.Entity, 0)
+	for _, ent := range carrieds {
+		car := Controller.GetComponent(ent, ecs.CarriedComponent)
+		if car == coords {
+			result = append(result, ent)
+		}
+	}
+	return result
+}