FactorySpawnGrid

Creates a number of entity in the specified Factory entity. The new entities are placed on a grid pattern.

• target: The target Factory entity where the new entities will be stored.
• template: The source entity that will be cloned to create the newly spawned entity.
• emitter: The entity whose's transform will be the base of the grid where the newly spawned entities are placed.
• count: The number of entites spawned along each axis.
• cell_size: The size of an element of the grid in which the entities are placed. If zero the template entity's bounding volume size is used.