Add moving car and object placement.

Author: clemens-tolboom

addons/spawn/SpawnPoint.gd

@@ -2,6 +2,9 @@ class_name SpawnPoint, "res://addons/spawn/SpawnPoint.png"
 
 extends Spatial
 
+signal is_depleted(who)
+signal item_placed(item)
+
 # Can tool cleanup the interface?
 # https://docs.godotengine.org/en/stable/tutorials/misc/running_code_in_the_editor.html#doc-running-code-in-the-editor
 # tool
@@ -13,11 +16,13 @@ export (float) var new_wave_every_seconds = 2.0
 
 export (int) var capacity = 50
 export (int) var wave_size = 5
+export (NodePath) var place_products_into
 export (Array, PackedScene) var products
 
 onready var add_to_parent = get_node("..")
 onready var timer:Timer = $Timer
 
+onready var node_to_place_products_into:Node = get_node(place_products_into)
 var products_left: int = capacity
 
 var spawn_point: SpawnPointClass
@@ -37,9 +42,22 @@ func _on_Timer_timeout():
 	do_wave()
 
 func do_wave():
+	if not visible:
+		return
+
+	if spawn_point.is_depleted():
+		emit_signal("is_depleted", self)
+		return
+
 	var items:Array = spawn_point.do_wave()
 
 	for p in items:
-		add_to_parent.call_deferred("add_child", p)
+		node_to_place_products_into.call_deferred("add_child", p)
+
+		p.translation = global_transform.origin - node_to_place_products_into.global_transform.origin
+
+		emit_signal("item_placed", p)
 
-		p.translation = translation
+# React on the item being placed
+func _on_SpawnPoint_item_placed(item):
+	pass

addons/spawn/demos/3D/Ball.tscn

@@ -1,17 +1,18 @@
 [gd_scene load_steps=3 format=2]
 
-[sub_resource type="SpatialMaterial" id=3]
+[sub_resource type="SpatialMaterial" id=1]
 albedo_color = Color( 0.415686, 0.0431373, 0.0431373, 1 )
 
-[sub_resource type="SphereShape" id=4]
-radius = 0.1
+[sub_resource type="SphereShape" id=2]
+margin = 0.001
+radius = 0.05
 
 [node name="Ball" type="RigidBody"]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.8557, 0 )
 
 [node name="CSGSphere" type="CSGSphere" parent="."]
 radius = 0.1
-material = SubResource( 3 )
+material = SubResource( 1 )
 
 [node name="CollisionShape" type="CollisionShape" parent="."]
-shape = SubResource( 4 )
+shape = SubResource( 2 )

addons/spawn/demos/3D/BallGreen.tscn

@@ -0,0 +1,14 @@
+[gd_scene load_steps=3 format=2]
+
+[ext_resource path="res://addons/spawn/demos/3D/Ball.tscn" type="PackedScene" id=1]
+
+[sub_resource type="SpatialMaterial" id=1]
+albedo_color = Color( 0.0862745, 0.776471, 0.0784314, 1 )
+
+[node name="BallGreen" instance=ExtResource( 1 )]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0 )
+mass = 0.2
+
+[node name="CSGSphere" parent="." index="0"]
+radius = 0.05
+material = SubResource( 1 )

addons/spawn/demos/3D/Car.gd

@@ -0,0 +1,11 @@
+extends CSGBox
+
+
+func _process(delta):
+	translation.x += 0.01
+
+
+func _on_SpawnPoint_item_placed(item):
+	# Place dropped items a little randomly
+	item.translation.x += (randf() - 0.5) / 10.0
+	item.translation.z += (randf() - 0.5) / 10.0

addons/spawn/demos/3D/SpawnPointDemo3D.tscn

@@ -1,7 +1,12 @@
-[gd_scene load_steps=6 format=2]
+[gd_scene load_steps=9 format=2]
 
 [ext_resource path="res://addons/spawn/SpawnPoint.tscn" type="PackedScene" id=1]
 [ext_resource path="res://addons/spawn/demos/3D/Ball.tscn" type="PackedScene" id=2]
+[ext_resource path="res://addons/spawn/demos/3D/Car.gd" type="Script" id=3]
+[ext_resource path="res://addons/spawn/demos/3D/BallGreen.tscn" type="PackedScene" id=4]
+
+[sub_resource type="SpatialMaterial" id=4]
+albedo_color = Color( 0.87451, 0.0666667, 0.0666667, 1 )
 
 [sub_resource type="QuadMesh" id=1]
 
@@ -17,9 +22,10 @@ extents = Vector3( 1, 1, 0.1 )
 transform = Transform( 1, 0, 0, 0, 0.947891, 0.318595, 0, -0.318595, 0.947891, 0, 1.60121, 2.20038 )
 
 [node name="SpawnPoint" parent="." instance=ExtResource( 1 )]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.47483, 0 )
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, -0.902502, 1.47483, 0.527088 )
 new_wave_every_seconds = 1.0
 wave_size = 1
+place_products_into = NodePath("..")
 products = [ ExtResource( 2 ) ]
 
 [node name="CSGTorus" type="CSGTorus" parent="SpawnPoint"]
@@ -30,6 +36,7 @@ ring_sides = 10
 
 [node name="SpawnPoint2" parent="." instance=ExtResource( 1 )]
 transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 1.65414, 0.634445, -3.17343 )
+place_products_into = NodePath("..")
 products = [ ExtResource( 2 ) ]
 
 [node name="CSGTorus" type="CSGTorus" parent="SpawnPoint2"]
@@ -38,6 +45,18 @@ outer_radius = 0.4
 sides = 32
 ring_sides = 10
 
+[node name="Car" type="CSGBox" parent="."]
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, -2.596, 2, 0 )
+width = 0.5
+height = 0.1
+depth = 0.5
+material = SubResource( 4 )
+script = ExtResource( 3 )
+
+[node name="SpawnPoint" parent="Car" instance=ExtResource( 1 )]
+place_products_into = NodePath("../..")
+products = [ ExtResource( 4 ) ]
+
 [node name="KinematicBody" type="KinematicBody" parent="."]
 transform = Transform( 10, 0, 0, 0, -4.37114e-07, 1, 0, -10, -4.37114e-08, 0, 0, 0 )
 
@@ -48,3 +67,4 @@ material = SubResource( 2 )
 
 [node name="CollisionShape" type="CollisionShape" parent="KinematicBody"]
 shape = SubResource( 3 )
+[connection signal="item_placed" from="Car/SpawnPoint" to="Car" method="_on_SpawnPoint_item_placed"]