basic ECS spawner

GECS/systems/s_movement.gd

@@ -0,0 +1,25 @@
+class_name MovementSystem
+extends System
+
+func query():
+	# Find all entities that have both transform and velocity
+	return q.with_all([C_Velocity])
+
+func process(entities: Array[Entity], _components: Array, delta: float):
+	for entity in entities:
+		var c_velocity = entity.get_component(C_Velocity) as C_Velocity
+		
+		if entity.velocity.length() == 0:
+			entity.velocity = c_velocity.velocity
+			
+		# Add the gravity.
+		if not entity.is_on_floor():
+			entity.velocity += entity.get_gravity() * delta
+			
+		# Bounce off screen edges (simple example)
+		if entity.global_position.x > 10 && entity.velocity.x > 0:
+			entity.velocity = -c_velocity.velocity
+		if  entity.global_position.x < -10 && entity.velocity.x < 0:
+			entity.velocity = c_velocity.velocity
+			
+		entity.move_and_slide()