Update 2D in 3D demo to Godot 3.1.2

Conform to style guide, make positions exact, fix viewport quad

Author: aaronfranke

viewport/2d_in_3d/2D_in_3D.gd

@@ -1,14 +1,13 @@
 extends Spatial
 
 func _ready():
-	# Get the viewport and clear it
+	# Get the viewport and clear it.
 	var viewport = get_node("Viewport")
 	viewport.set_clear_mode(Viewport.CLEAR_MODE_ONLY_NEXT_FRAME)
 
-	# Let two frames pass to make sure the vieport's is captured
+	# Let two frames pass to make sure the vieport is captured.
 	yield(get_tree(), "idle_frame")
 	yield(get_tree(), "idle_frame")
 
-	# Retrieve the texture and set it to the viewport quad
+	# Retrieve the texture and set it to the viewport quad.
 	get_node("Viewport_quad").material_override.albedo_texture = viewport.get_texture()
-

viewport/2d_in_3d/2D_in_3D.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=20 format=2]
+[gd_scene load_steps=18 format=2]
 
 [ext_resource path="res://2D_in_3D.gd" type="Script" id=1]
 [ext_resource path="res://pong.gd" type="Script" id=2]
@@ -50,20 +50,6 @@ script = SubResource( 5 )
 albedo_color = Color( 0.652344, 0.652344, 0.652344, 1 )
 roughness = 0.0
 
-[sub_resource type="GDScript" id=9]
-script/source = "tool
-extends Object
-func e():
-	return 1
-"
-
-[sub_resource type="GDScript" id=10]
-script/source = "tool
-extends Object
-func e():
-	return .7
-"
-
 [sub_resource type="GDScript" id=11]
 script/source = "tool
 extends Object
@@ -81,75 +67,67 @@ script = SubResource( 11 )
 script = ExtResource( 1 )
 
 [node name="Camera" type="Camera" parent="."]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.26906, -1.2526 )
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.1, 0 )
 fov = 74.0
 near = 0.1
 
 [node name="Floor" type="MeshInstance" parent="."]
-transform = Transform( 4, 0, 0, 0, 4, 0, 0, 0, 4, 0, -1, -4 )
+transform = Transform( 4, 0, 0, 0, 4, 0, 0, 0, 4, 0, -1, -2 )
 mesh = SubResource( 1 )
 material/0 = SubResource( 3 )
 
 [node name="WorldEnvironment" type="WorldEnvironment" parent="."]
 environment = SubResource( 6 )
 
 [node name="Pillar" type="Spatial" parent="."]
-editor/display_folded = true
-transform = Transform( 0.6, 0, 0, 0, 0.6, 0, 0, 0, 0.6, -3, -0.255171, -5 )
+transform = Transform( 0.6, 0, 0, 0, 0.6, 0, 0, 0, 0.6, -3, -0.2, -4 )
 
 [node name="Pillar_bottom" type="MeshInstance" parent="Pillar"]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.242229, 0 )
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.5, 0 )
 mesh = SubResource( 7 )
 material/0 = SubResource( 8 )
-script = SubResource( 9 )
 
 [node name="Pillar_top" type="MeshInstance" parent="Pillar"]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 5.48747, 0 )
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 5.5, 0 )
 mesh = SubResource( 7 )
 material/0 = SubResource( 8 )
-script = SubResource( 9 )
 
 [node name="Pillar_middle" type="MeshInstance" parent="Pillar"]
-transform = Transform( 0.7, 0, 0, 0, 2, 0, 0, 0, 0.7, 0, 2.65279, 0 )
+transform = Transform( 0.7, 0, 0, 0, 2, 0, 0, 0, 0.7, 0, 2.5, 0 )
 mesh = SubResource( 7 )
 material/0 = SubResource( 8 )
-script = SubResource( 10 )
 
 [node name="Pillar2" type="Spatial" parent="."]
-editor/display_folded = true
-transform = Transform( 0.6, 0, 0, 0, 0.6, 0, 0, 0, 0.6, 3, -0.255171, -5 )
+transform = Transform( 0.6, 0, 0, 0, 0.6, 0, 0, 0, 0.6, 3, -0.2, -4 )
 
 [node name="Pillar_bottom" type="MeshInstance" parent="Pillar2"]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.242229, 0 )
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.5, 0 )
 mesh = SubResource( 7 )
 material/0 = SubResource( 8 )
-script = SubResource( 9 )
 
 [node name="Pillar_top" type="MeshInstance" parent="Pillar2"]
-transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 5.48747, 0 )
+transform = Transform( 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 5.5, 0 )
 mesh = SubResource( 7 )
 material/0 = SubResource( 8 )
-script = SubResource( 9 )
 
 [node name="Pillar_middle" type="MeshInstance" parent="Pillar2"]
-transform = Transform( 0.7, 0, 0, 0, 2, 0, 0, 0, 0.7, 0, 2.65279, 0 )
+transform = Transform( 0.7, 0, 0, 0, 2, 0, 0, 0, 0.7, 0, 2.5, 0 )
 mesh = SubResource( 7 )
 material/0 = SubResource( 8 )
-script = SubResource( 10 )
 
 [node name="Pillar_back" type="MeshInstance" parent="."]
-transform = Transform( 4, 0, 0, 0, 4, 0, 0, 0, 4, 0, 1.22418, -5.48399 )
+transform = Transform( 4, 0, 0, 0, 4, 0, 0, 0, 4, 0, 1.2, -4.5 )
 mesh = SubResource( 12 )
 material/0 = SubResource( 8 )
 
 [node name="DirectionalLight" type="DirectionalLight" parent="."]
-transform = Transform( 0.623013, -0.733525, 0.271654, 0.321394, 0.55667, 0.766044, -0.713134, -0.389948, 0.582563, 9.02684, 0, 1.28613 )
+transform = Transform( 0.623013, -0.733525, 0.271654, 0.321394, 0.55667, 0.766044, -0.713134, -0.389948, 0.582563, 0, 10, 0 )
 shadow_enabled = true
 directional_shadow_blend_splits = true
 directional_shadow_normal_bias = 0.2
 
 [node name="Viewport_quad" type="MeshInstance" parent="."]
-transform = Transform( -2, 8.74228e-08, 0, 7.64274e-15, 4.37114e-08, 1.333, 1.74846e-07, 1, -5.82673e-08, 0, 1.20996, -5.25875 )
+transform = Transform( 2, 0, 0, 0, 0, -1.333, 0, 1, 0, 0, 1.2, -4.25 )
 material_override = SubResource( 13 )
 mesh = SubResource( 1 )
 material/0 = null
@@ -161,7 +139,6 @@ usage = 0
 render_target_v_flip = true
 
 [node name="2D_World" type="Node2D" parent="Viewport"]
-editor/display_folded = true
 script = ExtResource( 2 )
 
 [node name="BG" type="Panel" parent="Viewport/2D_World"]
@@ -183,4 +160,3 @@ texture = ExtResource( 5 )
 [node name="separator" type="Sprite" parent="Viewport/2D_World"]
 position = Vector2( 298, 200 )
 texture = ExtResource( 6 )
-

viewport/2d_in_3d/ball.png.import

@@ -3,6 +3,9 @@
 importer="texture"
 type="StreamTexture"
 path="res://.import/ball.png-9a4ca347acb7532f6ae347744a6b04f7.stex"
+metadata={
+"vram_texture": false
+}
 
 [deps]
 

viewport/2d_in_3d/default_env.tres

@@ -12,4 +12,3 @@ ground_curve = 0.01
 background_mode = 2
 background_sky = SubResource( 1 )
 ssao_blur = 1
-

viewport/2d_in_3d/icon.png.import

@@ -3,6 +3,9 @@
 importer="texture"
 type="StreamTexture"
 path="res://.import/icon.png-487276ed1e3a0c39cad0279d744ee560.stex"
+metadata={
+"vram_texture": false
+}
 
 [deps]
 

viewport/2d_in_3d/left_pallete.png.import

@@ -3,6 +3,9 @@
 importer="texture"
 type="StreamTexture"
 path="res://.import/left_pallete.png-bc33611074a0f886142e37c77bd2545a.stex"
+metadata={
+"vram_texture": false
+}
 
 [deps]
 

viewport/2d_in_3d/pong.gd

@@ -1,45 +1,48 @@
-
 extends Node2D
 
-# Member variables
+const PAD_SPEED = 150
 const INITIAL_BALL_SPEED = 80
+
 var ball_speed = INITIAL_BALL_SPEED
 var screen_size = Vector2(640, 400)
-# Default ball direction
+# Default ball direction.
 var direction = Vector2(-1, 0)
 var pad_size = Vector2(8, 32)
-const PAD_SPEED = 150
+
+func _ready():
+	screen_size = get_viewport_rect().size # Get actual size.
+	pad_size = get_node("left").get_texture().get_size()
 
 
 func _process(delta):
-	# Get ball position and pad rectangles
+	# Get ball position and pad rectangles.
 	var ball_pos = get_node("ball").get_position()
 	var left_rect = Rect2(get_node("left").get_position() - pad_size * 0.5, pad_size)
 	var right_rect = Rect2(get_node("right").get_position() - pad_size * 0.5, pad_size)
 
-	# Integrate new ball postion
+	# Integrate new ball postion.
 	ball_pos += direction * ball_speed * delta
 
-	# Flip when touching roof or floor
+	# Flip when touching roof or floor.
 	if (ball_pos.y < 0 and direction.y < 0) or (ball_pos.y > screen_size.y and direction.y > 0):
 		direction.y = -direction.y
 
-	# Flip, change direction and increase speed when touching pads
+	# Flip, change direction and increase speed when touching pads.
 	if (left_rect.has_point(ball_pos) and direction.x < 0) or (right_rect.has_point(ball_pos) and direction.x > 0):
 		direction.x = -direction.x
 		ball_speed *= 1.1
 		direction.y = randf() * 2.0 - 1
 		direction = direction.normalized()
 
-	# Check gameover
+	# Check gameover.
 	if ball_pos.x < 0 or ball_pos.x > screen_size.x:
 		ball_pos = screen_size * 0.5
 		ball_speed = INITIAL_BALL_SPEED
 		direction = Vector2(-1, 0)
 
 	get_node("ball").set_position(ball_pos)
 
-	# Move left pad
+	# Move left pad.
 	var left_pos = get_node("left").get_position()
 
 	if left_pos.y > 0 and Input.is_action_pressed("left_move_up"):
@@ -49,17 +52,11 @@ func _process(delta):
 
 	get_node("left").set_position(left_pos)
 
-	# Move right pad
+	# Move right pad.
 	var right_pos = get_node("right").get_position()
 	if right_pos.y > 0 and Input.is_action_pressed("right_move_up"):
 		right_pos.y += -PAD_SPEED * delta
 	if right_pos.y < screen_size.y and Input.is_action_pressed("right_move_down"):
 		right_pos.y += PAD_SPEED * delta
 
 	get_node("right").set_position(right_pos)
-
-
-func _ready():
-	screen_size = get_viewport_rect().size # Get actual size
-	pad_size = get_node("left").get_texture().get_size()
-	set_process(true)

viewport/2d_in_3d/right_pallete.png.import

@@ -3,6 +3,9 @@
 importer="texture"
 type="StreamTexture"
 path="res://.import/right_pallete.png-fc6e4a6a7c8197834656482b94708e47.stex"
+metadata={
+"vram_texture": false
+}
 
 [deps]
 

viewport/2d_in_3d/separator.png.import

@@ -3,6 +3,9 @@
 importer="texture"
 type="StreamTexture"
 path="res://.import/separator.png-f981c8489b9148e2e1dc63398273da74.stex"
+metadata={
+"vram_texture": false
+}
 
 [deps]