Custom appearance for sticky hearts

Resources/heart.gd

@@ -22,9 +22,11 @@ var sticky := false
 # heart sticks to a character, it can return here once it unsticks.
 @onready var original_parent: Node = get_parent()
 
-static var stream_normal: AudioStream = load("res://Mods/copyThrower/Resources/normal_randomizer.tres")
 static var stream_sticky: AudioStream = load("res://Mods/copyThrower/Resources/sticky_randomizer.tres")
 
+# A cache of StandardMaterial3D materials created from colors and textures, with transparent variants.
+static var material_cache: Dictionary[Variant, Dictionary]
+
 func _ready() -> void:
 	body_entered.connect(on_body_entered)
 
@@ -42,11 +44,34 @@ func set_size(value: float) -> void:
 
 func set_sticky(value: bool) -> void:
 	sticky = value
+	$Model/Inner.visible = value
 	if value: $AudioStreamPlayer3D.stream = stream_sticky
-	else:     $AudioStreamPlayer3D.stream = stream_normal
 
-func set_material(material: StandardMaterial3D) -> void:
-	$Model/Heart.material_override = material
+func set_material(value: Variant) -> void:
+	if not material_cache.has(value):
+		var material_normal: StandardMaterial3D
+		if value is Material:
+			material_normal = value
+		elif value is Color:
+			material_normal = StandardMaterial3D.new()
+			material_normal.albedo_color = value
+		elif value is Texture2D:
+			material_normal = StandardMaterial3D.new()
+			material_normal.albedo_texture = value
+		else: printerr("unsupported value type");
+
+		# Create an additional material that's semi-transparent.
+		var material_sticky := material_normal.duplicate()
+		material_sticky.transparency = BaseMaterial3D.TRANSPARENCY_ALPHA
+		material_sticky.albedo_color.a = 0.5
+
+		material_cache[value] = { normal = material_normal, sticky = material_sticky }
+
+	var material := material_cache[value]
+	# NOTE: Assuming this function is called after set_sticky.
+	var sticky_str := "sticky" if sticky else "normal"
+	$Model/Outer/Heart.material_override = material[sticky_str]
+	$Model/Inner/Heart.material_override = material["normal"]
 
 
 func _process(delta: float) -> void:

Resources/heart.tscn

@@ -1,8 +1,9 @@
-[gd_scene load_steps=5 format=3 uid="uid://m7kmum7ygiw2"]
+[gd_scene load_steps=6 format=3 uid="uid://m7kmum7ygiw2"]
 
 [ext_resource type="Script" uid="uid://ba4w1hier1kps" path="res://Mods/copyThrower/Resources/heart.gd" id="1_h4gh1"]
 [ext_resource type="PackedScene" uid="uid://bryal7hhfonuv" path="res://Mods/copyThrower/Resources/heart.glb" id="1_liglp"]
-[ext_resource type="AudioStream" uid="uid://jmgp1vmm5mdf" path="res://Mods/copyThrower/Resources/sticky_randomizer.tres" id="3_4n8sw"]
+[ext_resource type="AudioStream" uid="uid://by5roe3uixyln" path="res://Mods/copyThrower/Resources/normal_randomizer.tres" id="3_4n8sw"]
+[ext_resource type="PackedScene" uid="uid://ci53c7a5h2ew4" path="res://Mods/copyThrower/Resources/heart_inner.glb" id="4_2dw4y"]
 
 [sub_resource type="CylinderShape3D" id="CylinderShape3D_rfhqb"]
 height = 0.04
@@ -13,9 +14,6 @@ contact_monitor = true
 max_contacts_reported = 1
 script = ExtResource("1_h4gh1")
 
-[node name="Model" parent="." instance=ExtResource("1_liglp")]
-transform = Transform3D(0.6, 0, 0, 0, 0.6, 0, 0, 0, 0.6, 0, 0, 0)
-
 [node name="CollisionShape3D" type="CollisionShape3D" parent="."]
 transform = Transform3D(1, 0, 0, 0, -4.37114e-08, 1, 0, -1, -4.37114e-08, 0, 0, 0)
 shape = SubResource("CylinderShape3D_rfhqb")
@@ -24,3 +22,11 @@ shape = SubResource("CylinderShape3D_rfhqb")
 stream = ExtResource("3_4n8sw")
 attenuation_model = 3
 volume_db = -2.0
+
+[node name="Model" type="Node3D" parent="."]
+transform = Transform3D(0.6, 0, 0, 0, 0.6, 0, 0, 0, 0.6, 0, 0, 0)
+
+[node name="Outer" parent="Model" instance=ExtResource("1_liglp")]
+
+[node name="Inner" parent="Model" instance=ExtResource("4_2dw4y")]
+visible = false

Resources/heart_inner.glb.import

@@ -0,0 +1,37 @@
+[remap]
+
+importer="scene"
+importer_version=1
+type="PackedScene"
+uid="uid://ci53c7a5h2ew4"
+path="res://.godot/imported/heart_inner.glb-bffbd9f247776c2e62af12110cb6c91a.scn"
+
+[deps]
+
+source_file="res://Mods/copyThrower/Resources/heart_inner.glb"
+dest_files=["res://.godot/imported/heart_inner.glb-bffbd9f247776c2e62af12110cb6c91a.scn"]
+
+[params]
+
+nodes/root_type=""
+nodes/root_name=""
+nodes/apply_root_scale=true
+nodes/root_scale=1.0
+nodes/import_as_skeleton_bones=false
+nodes/use_node_type_suffixes=true
+meshes/ensure_tangents=true
+meshes/generate_lods=true
+meshes/create_shadow_meshes=true
+meshes/light_baking=1
+meshes/lightmap_texel_size=0.2
+meshes/force_disable_compression=false
+skins/use_named_skins=true
+animation/import=true
+animation/fps=30
+animation/trimming=false
+animation/remove_immutable_tracks=true
+animation/import_rest_as_RESET=false
+import_script/path=""
+_subresources={}
+gltf/naming_version=1
+gltf/embedded_image_handling=1

copyThrower.gd

@@ -21,31 +21,31 @@ var current_head_bump := Quaternion.IDENTITY
 
 var triggers = {
 	# First number is chance to stick.
-	"❤️" : [ 0.15, colored_heart(Color.RED) ],
-	"🧡" : [ 0.15, colored_heart(Color.ORANGE) ],
-	"💛" : [ 0.15, colored_heart(Color.YELLOW) ],
-	"💚" : [ 0.15, colored_heart(Color.GREEN) ],
-	"🩵" : [ 0.15, colored_heart(Color.AQUA) ],
-	"💙" : [ 0.15, colored_heart(Color.BLUE) ],
-	"💜" : [ 0.15, colored_heart(Color.PURPLE) ],
-	"🩷" : [ 0.15, colored_heart(Color.PINK) ],
-	"🤎" : [ 0.15, colored_heart(Color.BROWN) ],
-	"🖤" : [ 0.15, colored_heart(Color(0.1, 0.1, 0.1)) ],
-	"🩶" : [ 0.15, colored_heart(Color.DARK_GRAY) ],
-	"🤍" : [ 0.15, colored_heart(Color.WHITE_SMOKE) ],
-
-	"♥️" : [ 0.15, colored_heart(Color.RED) ],            # Oldschool heart
-	"<3" : [ 0.15, colored_heart(Color8(145, 70, 255)) ], # Twitch purple heart
-
-	"AsexualPride"     : [ 0.15, textured_heart("asexual") ],
-	"BisexualPride"    : [ 0.15, textured_heart("bisexual") ],
-	"GayPride"         : [ 0.15, textured_heart("gay") ],
-	"GenderFluidPride" : [ 0.15, textured_heart("genderfluid") ],
-	"IntersexPride"    : [ 0.15, textured_heart("intersex") ],
-	"LesbianPride"     : [ 0.15, textured_heart("lesbian") ],
-	"NonbinaryPride"   : [ 0.15, textured_heart("nonbinary") ],
-	"PansexualPride"   : [ 0.15, textured_heart("pansexual") ],
-	"TransgenderPride" : [ 0.15, textured_heart("transgender") ],
+	"❤️" : [ 0.15, Color.RED ],
+	"🧡" : [ 0.25, Color.ORANGE ],
+	"💛" : [ 0.15, Color.YELLOW ],
+	"💚" : [ 0.35, Color.GREEN ],
+	"🩵" : [ 0.15, Color.AQUA ],
+	"💙" : [ 0.15, Color.BLUE ],
+	"💜" : [ 0.35, Color.PURPLE ],
+	"🩷" : [ 0.15, Color.PINK ],
+	"🤎" : [ 0.15, Color.BROWN ],
+	"🖤" : [ 0.15, Color(0.1, 0.1, 0.1) ],
+	"🩶" : [ 0.15, Color.DARK_GRAY ],
+	"🤍" : [ 0.15, Color.WHITE_SMOKE ],
+
+	"♥️" : [ 0.15, Color.RED ],            # Oldschool heart
+	"<3" : [ 0.35, Color8(145, 70, 255) ], # Twitch purple heart
+
+	"AsexualPride"     : [ 0.25, pride("asexual") ],
+	"BisexualPride"    : [ 0.15, pride("bisexual") ],
+	"GayPride"         : [ 0.15, pride("gay") ],
+	"GenderFluidPride" : [ 0.15, pride("genderfluid") ],
+	"IntersexPride"    : [ 0.15, pride("intersex") ],
+	"LesbianPride"     : [ 0.35, pride("lesbian") ],
+	"NonbinaryPride"   : [ 0.15, pride("nonbinary") ],
+	"PansexualPride"   : [ 0.15, pride("pansexual") ],
+	"TransgenderPride" : [ 0.35, pride("transgender") ],
 }
 
 var queue: Array[RigidBody3D] = []
@@ -61,7 +61,7 @@ func handle_channel_chat_message(
 	# Collect all the matching substrings in the `matches` array.
 	for trigger in triggers:
 		var sticky: float = triggers[trigger][0]
-		var material: StandardMaterial3D = triggers[trigger][1]
+		var material: Variant = triggers[trigger][1]
 		var from_index := 0
 		while true:
 			var found := message.find(trigger, from_index)
@@ -163,13 +163,5 @@ func on_collide(object: RigidBody3D, body: CharacterBody3D) -> void:
 		vel.y *= 0.25 # Less vertical influence.
 		body_bump += vel * object.size * 0.05
 
-static func colored_heart(color: Color) -> StandardMaterial3D:
-	var material := StandardMaterial3D.new()
-	material.albedo_color = color
-	return material
-
-static func textured_heart(pride: String) -> StandardMaterial3D:
-	var texture: Texture2D = load("res://Mods/copyThrower/Resources/pride/" + pride + ".png")
-	var material := StandardMaterial3D.new()
-	material.albedo_texture = texture
-	return material
+static func pride(value: String) -> Texture2D:
+	return load("res://Mods/copyThrower/Resources/pride/" + value + ".png")