ecs

type BaseEntity struct {
	// contains filtered or unexported fields
}

type Component interface {
	ID() ComponentID
	Clone() Component
}

type ComponentID uint64

type Entity interface {
	// AddComponents adds components to entity.
	AddComponents(c ...Component)
	// Components returns components that matching with argument.
	// if all components has found, isAll will be true.
	Components(ids []ComponentID) (components []Component, isAll bool)
	// RemoveComponent removes component from entity.
	RemoveComponent(component Component) (removed bool)
	// Clone clones entity with all component, values.
	Clone() Entity
	String() string
}

type Priority interface {
	Priority() int
}

type System interface {
	Init(w *World) error
	Update(w *World, dt float64) error
}

type World struct {
	// contains filtered or unexported fields
}