Emit gunk cubes from laser-gunk collision

.gitattributes

@@ -8,3 +8,8 @@
 *.wav filter=lfs diff=lfs merge=lfs -text
 *.ogg filter=lfs diff=lfs merge=lfs -text
 *.dds filter=lfs diff=lfs merge=lfs -text
+*.dylib filter=lfs diff=lfs merge=lfs -text
+*.so filter=lfs diff=lfs merge=lfs -text
+*.wasm filter=lfs diff=lfs merge=lfs -text
+*.dll filter=lfs diff=lfs merge=lfs -text
+*.ttf filter=lfs diff=lfs merge=lfs -text

project.godot

@@ -39,6 +39,10 @@ gdscript/warnings/unsafe_method_access=2
 gdscript/warnings/unsafe_cast=1
 gdscript/warnings/unsafe_call_argument=2
 
+[debug_draw_3d]
+
+settings/addon_root_folder="res://addons/debug_draw_3d"
+
 [display]
 
 window/size/viewport_width=1920

src/effects/gunk_dust.tscn

@@ -24,6 +24,8 @@ point_count = 2
 curve = SubResource("Curve_smx5b")
 
 [sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_ykxlg"]
+emission_shape = 4
+emission_point_count = 5
 angle_min = -184.7
 angle_max = 239.3
 direction = Vector3(0, 0, -1)

src/equipment/laser_cast/laser_cast.gd

@@ -5,8 +5,13 @@ const NORMAL_OFFSET = 0.05
 
 @export var parent_tool: Spray
 
+# Currently gunking
+var gunk_rid: RID
+var gunkable: Gunkable
+
 @onready var laser_dust: GPUParticles3D = %LaserDust
 @onready var glow_light: OmniLight3D = %GlowLight
+@onready var gunk_dust: GunkDust = %GunkDust
 
 
 func _process(_delta: float) -> void:
@@ -16,6 +21,29 @@ func _process(_delta: float) -> void:
 			if c is Node3D:
 				(c as Node3D).global_position = child_pos
 
+		var new_gunk_rid: RID = get_collider_rid()
+		if new_gunk_rid != gunk_rid:
+			gunk_rid = new_gunk_rid
+			if gunkable:
+				# Disconnect old signals to avoid emitting from previous node and accumulating connections
+				if gunkable.painted_at_point.is_connected(gunk_dust._on_gunkable_painted_at_point):
+					gunkable.painted_at_point.disconnect(gunk_dust._on_gunkable_painted_at_point)
+				if gunkable.clear_total_updated.is_connected(
+					gunk_dust._on_gunkable_clear_total_updated
+				):
+					gunkable.clear_total_updated.disconnect(
+						gunk_dust._on_gunkable_clear_total_updated
+					)
+			gunkable = Gunkable.get_component(get_collider())
+			if gunkable:
+				# Connect signals of new gunkable to our gunk dust
+				if !gunkable.painted_at_point.is_connected(gunk_dust._on_gunkable_painted_at_point):
+					gunkable.painted_at_point.connect(gunk_dust._on_gunkable_painted_at_point)
+				if !gunkable.clear_total_updated.is_connected(
+					gunk_dust._on_gunkable_clear_total_updated
+				):
+					gunkable.clear_total_updated.connect(gunk_dust._on_gunkable_clear_total_updated)
+
 		laser_dust.emitting = true
 
 		glow_light.visible = true  # TODO: tween maybe?

src/equipment/laser_cast/laser_cast.tscn

@@ -1,8 +1,10 @@
-[gd_scene load_steps=4 format=3 uid="uid://b8vradbaw61ga"]
+[gd_scene load_steps=6 format=3 uid="uid://b8vradbaw61ga"]
 
 [ext_resource type="Script" uid="uid://bqgi5p5nh6k1l" path="res://src/equipment/laser_cast/laser_cast.gd" id="1_xntcr"]
 [ext_resource type="PackedScene" uid="uid://oc6t5ubyybsa" path="res://src/effects/laser_dust.tscn" id="2_m5xmf"]
 [ext_resource type="Script" uid="uid://br7war1wh7wfd" path="res://src/equipment/laser_cast/flicker_light.gd" id="3_bkg64"]
+[ext_resource type="PackedScene" uid="uid://c3iv00vmdqxp0" path="res://src/effects/gunk_dust.tscn" id="4_ekmqg"]
+[ext_resource type="Script" uid="uid://b88k7m1mwrd0v" path="res://src/world/gunkable/gunk_dust.gd" id="5_r1geq"]
 
 [node name="LaserCast" type="RayCast3D"]
 target_position = Vector3(0, 0, -2)
@@ -25,3 +27,8 @@ shadow_caster_mask = 4294967293
 omni_range = 1.0
 omni_attenuation = 0.7
 script = ExtResource("3_bkg64")
+
+[node name="GunkDust" parent="." instance=ExtResource("4_ekmqg")]
+unique_name_in_owner = true
+emitting = false
+script = ExtResource("5_r1geq")

src/world/gunkable/gunk_dust.gd

@@ -1,4 +1,4 @@
-extends GPUParticles3D
+class_name GunkDust extends GPUParticles3D
 
 @export var emit_scale := 0.1
 

src/world/gunkable/gunkable.tscn

@@ -1,9 +1,8 @@
-[gd_scene load_steps=6 format=3 uid="uid://cdi5sl60mw1po"]
+[gd_scene load_steps=5 format=3 uid="uid://cdi5sl60mw1po"]
 
 [ext_resource type="Script" uid="uid://co0g2klfmor48" path="res://src/world/gunkable/gunkable.gd" id="1_47xoo"]
 [ext_resource type="Script" uid="uid://bom5qysgfvap1" path="res://src/world/gunkable/draw_controller.gd" id="2_srn13"]
 [ext_resource type="PackedScene" uid="uid://c3iv00vmdqxp0" path="res://src/effects/gunk_dust.tscn" id="3_vad3y"]
-[ext_resource type="Script" uid="uid://b88k7m1mwrd0v" path="res://src/world/gunkable/gunk_dust.gd" id="4_3mpo3"]
 
 [sub_resource type="CapsuleMesh" id="CapsuleMesh_3mpo3"]
 radius = 0.1
@@ -53,8 +52,6 @@ top_level = true
 emitting = false
 amount = 64
 lifetime = 1.2
-script = ExtResource("4_3mpo3")
-emit_scale = 0.08
 
 [node name="DebugMesh" type="MeshInstance3D" parent="GunkDust"]
 transform = Transform3D(1, 0, 0, 0, -4.37114e-08, -1, 0, 1, -4.37114e-08, 0, 0, 0)