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package coffee.liz.ecs.physics
import coffee.liz.ecs.Component
import coffee.liz.ecs.Rect
import coffee.liz.ecs.Vec2
data class Position(
val position: Vec2,
) : Component
data class Velocity(
val velocity: Vec2,
) : Component
data class Acceleration(
val acceleration: Vec2,
) : Component
interface CollisionGroup<TGroup> {
val collisionGroup: TGroup
val collideInto: Set<TGroup>
}
/**
* @param hitboxes a collection of hitboxes to check collisions against relative to [Rect.topLeft] as the top left of
* [Position].
*/
data class Colliding<T : Enum<*>>(
val hitboxes: Collection<Rect>,
val group: CollisionGroup<T>,
val propagateMovement: Boolean = true,
) : Component
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