Interactive wall switch

asset_dev/props/wall_switch/wall_switch.mtl

@@ -0,0 +1,2 @@
+# Blender 4.3.2 MTL File: 'wall_switch2.blend'
+# www.blender.org

asset_dev/props/wall_switch/wall_switch.obj

@@ -0,0 +1,188 @@
+# Blender 4.3.2
+# www.blender.org
+mtllib wall_switch.mtl
+o WallSwitch.2
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assets/materials/gunk_material.tres

@@ -27,7 +27,7 @@ render_priority = 0
 shader = ExtResource("1_euy6e")
 shader_parameter/color_1 = Color(0, 0.03, 0.1, 1)
 shader_parameter/color_2 = Color(0, 0.1, 0.3, 1)
-shader_parameter/emission_color = Color(0.25, 0.875, 1, 1)
+shader_parameter/emission_color = Color(0.25, 0.88, 1, 1)
 shader_parameter/pixellation = 128.0
 shader_parameter/time_pixellation = 30.0
 shader_parameter/roughness = 0.15

assets/props/wall_switch/wall_switch.gltf

@@ -24,25 +24,25 @@
 		{
 			"name":"Switch",
 			"rotation":[
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+				-2.980232594040899e-08,
 				1.1920928955078125e-07,
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 				1
 			],
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 		},
 		{
 			"mesh":0,
-			"name":"Handle",
+			"name":"WallSwitch.2",
 			"skin":0
 		},
 		{
@@ -224,25 +224,9 @@
 			]
 		}
 	],
-	"materials":[
-		{
-			"doubleSided":true,
-			"name":"WallSwitch",
-			"pbrMetallicRoughness":{
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-			}
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-	],
 	"meshes":[
 		{
-			"name":"Cube.001",
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 			"primitives":[
 				{
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@@ -252,8 +236,7 @@
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 						"WEIGHTS_0":4
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 			"uri":"wall_switch.bin"
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assets/props/wall_switch/wall_switch.gltf.import

@@ -3,7 +3,7 @@
 importer="scene"
 importer_version=1
 type="PackedScene"
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 path="res://.godot/imported/wall_switch.gltf-66cf36f473896d0320315d5127bdf889.scn"
 
 [deps]

assets/props/wall_switch/wall_switch_C.png.import

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+}
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assets/props/wall_switch/wall_switch_M.png.import

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+}
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assets/props/wall_switch/wall_switch_N.png.import

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assets/props/wall_switch/wall_switch_R.png.import

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+}
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levels/sandbox/sandbox.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=28 format=3 uid="uid://16ds4fvv72xk"]
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 [ext_resource type="ArrayMesh" uid="uid://bwgiytiic3t32" path="res://assets/props/cube/cube.obj" id="6_4kku3"]
 [ext_resource type="FastNoiseLite" uid="uid://cnlvdtx68giv6" path="res://assets/materials/gunk_noise.tres" id="6_l64ek"]
 [ext_resource type="ArrayMesh" uid="uid://dchtriuljuloj" path="res://assets/props/cylinder/cylinder.obj" id="7_gn6k6"]
+[ext_resource type="PackedScene" uid="uid://b6eg8t04rkh0c" path="res://src/props/wall_switch/wall_switch.tscn" id="9_p27ol"]
 
 [sub_resource type="ProceduralSkyMaterial" id="ProceduralSkyMaterial_cj8bk"]
 
@@ -152,8 +153,9 @@ skeleton = NodePath("../..")
 [node name="CollisionShape3D" type="CollisionShape3D" parent="Geometry/Floor"]
 shape = SubResource("WorldBoundaryShape3D_c8g65")
 
-[node name="Icosahedron" parent="Geometry" instance=ExtResource("1_a67lu")]
+[node name="Icosahedron" parent="Geometry" node_paths=PackedStringArray("mesh_instance") instance=ExtResource("1_a67lu")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -3.35498, 1.13294, -2.81423)
+mesh_instance = NodePath("MeshInstance3D")
 
 [node name="MeshInstance3D" type="MeshInstance3D" parent="Geometry/Icosahedron"]
 mesh = ExtResource("1_kvwui")
@@ -163,8 +165,9 @@ surface_material_override/0 = ExtResource("3_o7v4k")
 [node name="CollisionShape3D" type="CollisionShape3D" parent="Geometry/Icosahedron"]
 shape = SubResource("ConcavePolygonShape3D_nxc47")
 
-[node name="Monkey" parent="Geometry" instance=ExtResource("1_a67lu")]
+[node name="Monkey" parent="Geometry" node_paths=PackedStringArray("mesh_instance") instance=ExtResource("1_a67lu")]
 transform = Transform3D(-0.616239, 0, 0.787559, 0, 1, 0, -0.787559, 0, -0.616239, -2.22512, 1.41158, 2.88581)
+mesh_instance = NodePath("MeshInstance3D")
 
 [node name="MeshInstance3D" type="MeshInstance3D" parent="Geometry/Monkey"]
 mesh = ExtResource("4_o55bf")
@@ -174,9 +177,10 @@ surface_material_override/0 = SubResource("StandardMaterial3D_inlin")
 [node name="CollisionShape3D" type="CollisionShape3D" parent="Geometry/Monkey"]
 shape = SubResource("ConcavePolygonShape3D_hvf6a")
 
-[node name="Cube" parent="Geometry" instance=ExtResource("1_a67lu")]
+[node name="Cube" parent="Geometry" node_paths=PackedStringArray("mesh_instance") instance=ExtResource("1_a67lu")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 8, 4, 0)
 mask_dim = 1024
+mesh_instance = NodePath("MeshInstance3D")
 
 [node name="MeshInstance3D" type="MeshInstance3D" parent="Geometry/Cube"]
 mesh = ExtResource("6_4kku3")
@@ -185,9 +189,10 @@ surface_material_override/0 = SubResource("StandardMaterial3D_chcw1")
 [node name="CollisionShape3D" type="CollisionShape3D" parent="Geometry/Cube"]
 shape = SubResource("ConcavePolygonShape3D_0qjrr")
 
-[node name="Cylinder" parent="Geometry" instance=ExtResource("1_a67lu")]
+[node name="Cylinder" parent="Geometry" node_paths=PackedStringArray("mesh_instance") instance=ExtResource("1_a67lu")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 1.33738, 6, -7.18125)
 mask_dim = 1024
+mesh_instance = NodePath("MeshInstance3D")
 
 [node name="MeshInstance3D" type="MeshInstance3D" parent="Geometry/Cylinder"]
 mesh = ExtResource("7_gn6k6")
@@ -197,4 +202,7 @@ surface_material_override/0 = SubResource("StandardMaterial3D_wjqpf")
 [node name="CollisionShape3D" type="CollisionShape3D" parent="Geometry/Cylinder"]
 shape = SubResource("ConcavePolygonShape3D_6ood3")
 
+[node name="WallSwitch" parent="Geometry" instance=ExtResource("9_p27ol")]
+transform = Transform3D(-4.37114e-08, 0, -1, 0, 1, 0, 1, 0, -4.37114e-08, 3.9, 1.50699, 2.45659)
+
 [node name="Player" parent="." instance=ExtResource("1_h436a")]

project.godot

@@ -98,8 +98,15 @@ fire={
 "events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"button_mask":0,"position":Vector2(0, 0),"global_position":Vector2(0, 0),"factor":1.0,"button_index":1,"canceled":false,"pressed":false,"double_click":false,"script":null)
 ]
 }
+interact={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":69,"key_label":0,"unicode":101,"location":0,"echo":false,"script":null)
+]
+}
 
 [layer_names]
 
 3d_render/layer_1="World"
 3d_render/layer_2="HUD"
+3d_physics/layer_1="Physics"
+3d_physics/layer_2="Interactive"

src/player/player.gd

@@ -12,8 +12,13 @@ var gravity: Vector3 = (
 	* ProjectSettings.get_setting("physics/3d/default_gravity_vector")
 )
 
+var selected_interactive: Interactive
+
+@onready var player_hud: PlayerHUD = %PlayerHUD
+
 @onready var camera_pivot: Node3D = %CameraPivot
 @onready var spray_muzzle: Marker3D = %SprayMuzzle
+@onready var interact_ray: RayCast3D = %InteractRay
 
 
 func get_speed() -> float:
@@ -35,6 +40,8 @@ func get_spray() -> Spray:
 
 
 func _physics_process(delta: float) -> void:
+	player_hud.select_interactive(interact_ray.get_collider() as Interactive)
+
 	if Input.is_action_pressed("fire"):
 		get_spray().fire()
 	else:

src/player/player.tscn

@@ -1,8 +1,10 @@
-[gd_scene load_steps=6 format=3 uid="uid://bwe2jdmvinhqd"]
+[gd_scene load_steps=8 format=3 uid="uid://bwe2jdmvinhqd"]
 
 [ext_resource type="Script" path="res://src/player/player.gd" id="1_npueo"]
 [ext_resource type="Script" path="res://src/player/camera_controller.gd" id="2_veeqv"]
+[ext_resource type="PackedScene" uid="uid://cc102xko0u6yj" path="res://src/equipment/point_spray/point_spray.tscn" id="3_6wgkm"]
 [ext_resource type="PackedScene" uid="uid://d2hnxr5l6w2x4" path="res://src/equipment/wide_spray/wide_spray.tscn" id="3_ibq07"]
+[ext_resource type="PackedScene" uid="uid://dq1x21tq06dud" path="res://src/ui/hud/player_hud.tscn" id="5_jvafu"]
 
 [sub_resource type="BoxMesh" id="BoxMesh_ua7a2"]
 size = Vector3(0.05, 0.05, 0.3)
@@ -28,9 +30,21 @@ unique_name_in_owner = true
 transform = Transform3D(1, 0, 0, 0, 0.997564, -0.0697565, 0, 0.0697565, 0.997564, 0, 0, -0.15)
 
 [node name="WideSpray" parent="CameraPivot/SprayNozzle/SprayMuzzle" instance=ExtResource("3_ibq07")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0)
+
+[node name="PointSpray" parent="CameraPivot/SprayNozzle/SprayMuzzle" instance=ExtResource("3_6wgkm")]
+visible = false
 
 [node name="Camera3D" type="Camera3D" parent="CameraPivot"]
 current = true
 
+[node name="InteractRay" type="RayCast3D" parent="CameraPivot/Camera3D"]
+unique_name_in_owner = true
+target_position = Vector3(0, 0, -1.5)
+collision_mask = 2
+
 [node name="CollisionShape3D" type="CollisionShape3D" parent="."]
 shape = SubResource("CapsuleShape3D_s7f0r")
+
+[node name="PlayerHUD" parent="." instance=ExtResource("5_jvafu")]
+unique_name_in_owner = true

src/props/interactive.gd

@@ -0,0 +1,6 @@
+class_name Interactive extends StaticBody3D
+## Props the player can interact with.
+
+signal activate
+
+@export var disabled := false

src/props/wall_switch/wall_switch.gd

@@ -0,0 +1 @@
+extends Node3D

src/ui/hud/hud_theme.tres

@@ -0,0 +1,7 @@
+[gd_resource type="Theme" format=3 uid="uid://b07fevr214mmr"]
+
+[resource]
+Label/colors/font_color = Color(1, 1, 1, 1)
+Label/colors/font_outline_color = Color(0, 0, 0, 1)
+Label/constants/outline_size = 16
+Label/font_sizes/font_size = 32

src/ui/hud/player_hud.gd

@@ -0,0 +1,37 @@
+class_name PlayerHUD extends Control
+
+const TRANSITION_TIME := 0.05
+
+const COLOR_VISIBLE := Color("#ffffffee")
+const COLOR_DISABLED := Color("#cccccc44")
+const COLOR_INVISIBLE := Color("#ffffff00")
+
+@onready var interact_hud: Control = %InteractHUD
+
+
+func _transition_color(element: CanvasItem, color: Color) -> void:
+	create_tween().tween_property(element, "modulate", color, TRANSITION_TIME).set_trans(
+		Tween.TRANS_CUBIC
+	)
+
+
+func _to_visible(element: Control) -> void:
+	_transition_color(element, COLOR_VISIBLE)
+
+
+func _to_disabled(element: Control) -> void:
+	_transition_color(element, COLOR_DISABLED)
+
+
+func _to_invisible(element: Control) -> void:
+	_transition_color(element, COLOR_INVISIBLE)
+
+
+func select_interactive(prop: Interactive) -> void:
+	if prop:
+		if prop.disabled:
+			_to_disabled(interact_hud)
+		else:
+			_to_visible(interact_hud)
+	else:
+		_to_invisible(interact_hud)

src/ui/hud/player_hud.tscn

@@ -0,0 +1,47 @@
+[gd_scene load_steps=3 format=3 uid="uid://dq1x21tq06dud"]
+
+[ext_resource type="Theme" uid="uid://b07fevr214mmr" path="res://src/ui/hud/hud_theme.tres" id="1_lirk3"]
+[ext_resource type="Script" path="res://src/ui/hud/player_hud.gd" id="2_j6lpx"]
+
+[node name="PlayerHUD" type="Control"]
+layout_mode = 3
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+mouse_filter = 2
+theme = ExtResource("1_lirk3")
+script = ExtResource("2_j6lpx")
+
+[node name="InteractHUD" type="Control" parent="."]
+unique_name_in_owner = true
+modulate = Color(1, 1, 1, 0.866667)
+custom_minimum_size = Vector2(400, 400)
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -200.0
+offset_top = -100.0
+offset_right = 200.0
+offset_bottom = 100.0
+grow_horizontal = 2
+grow_vertical = 2
+mouse_filter = 2
+
+[node name="Label" type="Label" parent="InteractHUD"]
+layout_mode = 1
+anchors_preset = 7
+anchor_left = 0.5
+anchor_top = 1.0
+anchor_right = 0.5
+anchor_bottom = 1.0
+offset_left = -20.0
+offset_top = -23.0
+offset_right = 20.0
+grow_horizontal = 2
+grow_vertical = 0
+text = "Press [E] to use"

src/world/gunk_body/gunk_body.gd

@@ -3,10 +3,11 @@ class_name GunkBody extends StaticBody3D
 
 const CONTINUITY_LIMIT := 128
 const BUFFER_LIMIT := 3
-const FACE_EPSILON := 0.4
+const FACE_EPSILON := 0.01
 const MASK_COLOR := Color.RED
 
 @export var mask_dim := 256
+@export var mesh_instance: MeshInstance3D
 
 var meshtool := MeshDataTool.new()
 
@@ -19,13 +20,14 @@ var _multiline_width := 1.0
 var _clear_total := 0.0
 var _clear_total_dirty := true
 
-@onready var mesh_instance: MeshInstance3D = $MeshInstance3D
 @onready var mesh: ArrayMesh = mesh_instance.mesh
 @onready var gunk_mat: ShaderMaterial = mesh_instance.get_surface_override_material(0).next_pass
 
 @onready var mask_viewport: SubViewport = %MaskViewport
 @onready var mask_control: DrawController = %MaskControl
 
+@onready var debug_draw: DebugDraw = $DebugDraw
+
 
 func _ready() -> void:
 	mask_viewport.size = Vector2(mask_dim, mask_dim)
@@ -129,6 +131,8 @@ func paint_dot(point: Vector3, normal: Vector3, radius: float) -> void:
 
 ## Paint a continuous line on the gunk mask if called on successive frames.
 func paint_continuous(point: Vector3, normal: Vector3, width: float) -> void:
+	debug_draw.draw_vector(normal, point)
+
 	var px := _get_px(point, normal)
 	if _polyline_buffer and px.distance_to(_polyline_buffer[0]) <= CONTINUITY_LIMIT:
 		_polyline_buffer.push_front(px)

src/world/gunk_body/gunk_body.tscn

@@ -1,7 +1,8 @@
-[gd_scene load_steps=3 format=3 uid="uid://c2omlx4ptrc01"]
+[gd_scene load_steps=4 format=3 uid="uid://c2omlx4ptrc01"]
 
 [ext_resource type="Script" path="res://src/world/gunk_body/gunk_body.gd" id="1_qqbpr"]
 [ext_resource type="Script" path="res://src/world/gunk_body/draw_controller.gd" id="2_kkcjw"]
+[ext_resource type="Script" path="res://levels/sandbox/debug_draw.gd" id="3_m8wx4"]
 
 [node name="GunkBody" type="StaticBody3D"]
 script = ExtResource("1_qqbpr")
@@ -23,4 +24,11 @@ grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("2_kkcjw")
 
+[node name="DebugDraw" type="Control" parent="."]
+layout_mode = 3
+anchors_preset = 0
+offset_right = 40.0
+offset_bottom = 40.0
+script = ExtResource("3_m8wx4")
+
 [connection signal="painted" from="MaskViewport/MaskControl" to="." method="_on_mask_painted"]