New plasma ball texture

assets/materials/crystal.tres

@@ -0,0 +1,26 @@
+[gd_resource type="ShaderMaterial" load_steps=4 format=3 uid="uid://c5hidbq5gbmr"]
+
+[ext_resource type="Shader" path="res://src/shaders/frosted_glass.gdshader" id="1_iki28"]
+[ext_resource type="Texture2D" uid="uid://c2p2in2p7mjyo" path="res://assets/materials/crystal_noise_normal_map.tres" id="2_cvxma"]
+[ext_resource type="Texture2D" uid="uid://cx33n4h5mfcdb" path="res://assets/materials/crystal_noise_map.tres" id="3_v8v67"]
+
+[resource]
+render_priority = 0
+shader = ExtResource("1_iki28")
+shader_parameter/albedo = Color(0.5146, 0.62, 0.62, 0.0392157)
+shader_parameter/roughness = 0.3
+shader_parameter/roughness_texture = ExtResource("3_v8v67")
+shader_parameter/refraction = 0.0100008
+shader_parameter/refraction_texture_channel = Vector4(1, 0, 0, 0)
+shader_parameter/texture_refraction = ExtResource("3_v8v67")
+shader_parameter/normal_strength = 0.400001
+shader_parameter/normal_map = ExtResource("2_cvxma")
+shader_parameter/subsurface_scattering_strength = 1.0
+shader_parameter/texture_subsurface_scattering = ExtResource("3_v8v67")
+shader_parameter/edge_color = Color(0, 1, 1.2, 1)
+shader_parameter/surface_contribution = 0.2
+shader_parameter/specular_contribution = 0.5
+shader_parameter/refraction_contribution = 10.0
+shader_parameter/alpha = 1.0
+shader_parameter/uv1_scale = Vector3(1, 1, 1)
+shader_parameter/uv1_offset = Vector3(0, 0, 0)

assets/materials/crystal_noise.tres

@@ -0,0 +1,5 @@
+[gd_resource type="FastNoiseLite" format=3 uid="uid://637qo4uj5mk"]
+
+[resource]
+seed = 2
+fractal_octaves = 3

assets/materials/crystal_noise_map.tres

@@ -0,0 +1,9 @@
+[gd_resource type="NoiseTexture2D" load_steps=2 format=3 uid="uid://cx33n4h5mfcdb"]
+
+[ext_resource type="FastNoiseLite" uid="uid://637qo4uj5mk" path="res://assets/materials/crystal_noise.tres" id="1_wv67w"]
+
+[resource]
+width = 1024
+height = 1024
+seamless = true
+noise = ExtResource("1_wv67w")

assets/materials/crystal_noise_normal_map.tres

@@ -0,0 +1,10 @@
+[gd_resource type="NoiseTexture2D" load_steps=2 format=3 uid="uid://c2p2in2p7mjyo"]
+
+[ext_resource type="FastNoiseLite" uid="uid://637qo4uj5mk" path="res://assets/materials/crystal_noise.tres" id="1_lwomp"]
+
+[resource]
+width = 1024
+height = 1024
+seamless = true
+as_normal_map = true
+noise = ExtResource("1_lwomp")

assets/materials/gummy_material.tres

@@ -41,5 +41,6 @@ shader_parameter/edge_color = Color(0, 0, 0, 1)
 shader_parameter/surface_contribution = 0.9
 shader_parameter/specular_contribution = 20.0
 shader_parameter/refraction_contribution = 3.0
+shader_parameter/alpha = 1.0
 shader_parameter/uv1_scale = Vector3(1, 1, 1)
 shader_parameter/uv1_offset = Vector3(0, 0, 0)

assets/materials/plasma_ball.tres

@@ -0,0 +1,11 @@
+[gd_resource type="StandardMaterial3D" load_steps=3 format=3 uid="uid://f3qufrkoiv66"]
+
+[ext_resource type="Texture2D" uid="uid://b7mexqu466hll" path="res://assets/textures/plasma_ball/plasma_ball.png" id="1_c5njv"]
+[ext_resource type="Texture2D" uid="uid://bde62x0qlefmp" path="res://assets/textures/plasma_ball/plasma_ball_normal_map.png" id="2_1ari2"]
+
+[resource]
+albedo_texture = ExtResource("1_c5njv")
+normal_enabled = true
+normal_texture = ExtResource("2_1ari2")
+uv1_scale = Vector3(2, 1, 2)
+texture_filter = 2

assets/models/items/octahedron.gltf

@@ -0,0 +1,104 @@
+{
+	"asset":{
+		"generator":"Khronos glTF Blender I/O v4.2.60",
+		"version":"2.0"
+	},
+	"scene":0,
+	"scenes":[
+		{
+			"name":"Scene",
+			"nodes":[
+				0
+			]
+		}
+	],
+	"nodes":[
+		{
+			"mesh":0,
+			"name":"Octahedron"
+		}
+	],
+	"meshes":[
+		{
+			"name":"Cube.002",
+			"primitives":[
+				{
+					"attributes":{
+						"POSITION":0,
+						"NORMAL":1,
+						"TEXCOORD_0":2
+					},
+					"indices":3
+				}
+			]
+		}
+	],
+	"accessors":[
+		{
+			"bufferView":0,
+			"componentType":5126,
+			"count":44,
+			"max":[
+				1,
+				1,
+				1
+			],
+			"min":[
+				-1,
+				-1,
+				-1
+			],
+			"type":"VEC3"
+		},
+		{
+			"bufferView":1,
+			"componentType":5126,
+			"count":44,
+			"type":"VEC3"
+		},
+		{
+			"bufferView":2,
+			"componentType":5126,
+			"count":44,
+			"type":"VEC2"
+		},
+		{
+			"bufferView":3,
+			"componentType":5123,
+			"count":132,
+			"type":"SCALAR"
+		}
+	],
+	"bufferViews":[
+		{
+			"buffer":0,
+			"byteLength":528,
+			"byteOffset":0,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":528,
+			"byteOffset":528,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":352,
+			"byteOffset":1056,
+			"target":34962
+		},
+		{
+			"buffer":0,
+			"byteLength":264,
+			"byteOffset":1408,
+			"target":34963
+		}
+	],
+	"buffers":[
+		{
+			"byteLength":1672,
+			"uri":"octahedron.bin"
+		}
+	]
+}

assets/models/items/octahedron.gltf.import

@@ -0,0 +1,36 @@
+[remap]
+
+importer="scene"
+importer_version=1
+type="PackedScene"
+uid="uid://djfbit4v0qncc"
+path="res://.godot/imported/octahedron.gltf-966cdbfd42ea420a19b9a9427efc8ac9.scn"
+
+[deps]
+
+source_file="res://assets/models/items/octahedron.gltf"
+dest_files=["res://.godot/imported/octahedron.gltf-966cdbfd42ea420a19b9a9427efc8ac9.scn"]
+
+[params]
+
+nodes/root_type=""
+nodes/root_name=""
+nodes/apply_root_scale=true
+nodes/root_scale=1.0
+nodes/import_as_skeleton_bones=false
+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

assets/textures/plasma_ball/plasma_ball.png.import

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://b7mexqu466hll"
+path="res://.godot/imported/plasma_ball.png-c4d5acfe04b6c104fde28d019cb35275.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/textures/plasma_ball/plasma_ball.png"
+dest_files=["res://.godot/imported/plasma_ball.png-c4d5acfe04b6c104fde28d019cb35275.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=true
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=0

assets/textures/plasma_ball/plasma_ball_normal_map.png.import

@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://bde62x0qlefmp"
+path="res://.godot/imported/plasma_ball_normal_map.png-119be068fc77a5110385979340f31349.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/textures/plasma_ball/plasma_ball_normal_map.png"
+dest_files=["res://.godot/imported/plasma_ball_normal_map.png-119be068fc77a5110385979340f31349.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=1
+compress/channel_pack=0
+mipmaps/generate=true
+mipmaps/limit=-1
+roughness/mode=1
+roughness/src_normal="res://assets/textures/plasma_ball/plasma_ball_normal_map.png"
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=0

levels/debug_level/debug_level.tscn

@@ -1,16 +1,19 @@
-[gd_scene load_steps=62 format=3 uid="uid://bm2o3mex10v11"]
+[gd_scene load_steps=65 format=3 uid="uid://bm2o3mex10v11"]
 
 [ext_resource type="Terrain3DAssets" uid="uid://cwl34gstabgrx" path="res://levels/debug_level/terrain_assets.res" id="1_5smdk"]
 [ext_resource type="Shader" path="res://src/shaders/psx_water.gdshader" id="6_0efu4"]
 [ext_resource type="Texture2D" uid="uid://c47ern0l2d50r" path="res://assets/vista_2.png" id="6_ectru"]
 [ext_resource type="Texture2D" uid="uid://con5a36t6n6sq" path="res://assets/textures/clear_sea_water_2048x2048.png" id="7_t86h2"]
+[ext_resource type="Script" path="res://src/items/item_spawner.gd" id="8_5kaye"]
 [ext_resource type="Script" path="res://src/world/ball_zone/ball_zone.gd" id="9_jwlau"]
-[ext_resource type="PackedScene" uid="uid://1s3gywmoi20e" path="res://src/characters/player_characters/gfolf_girl/gfolf_girl.tscn" id="10_8tu3b"]
 [ext_resource type="PackedScene" uid="uid://dagh38vap4t1d" path="res://src/props/scenery/city/concrete_building_1.tscn" id="10_lf15j"]
 [ext_resource type="PackedScene" uid="uid://cjubxs7peir5k" path="res://src/props/scenery/city/kana_signboard.tscn" id="11_evxup"]
 [ext_resource type="PackedScene" uid="uid://di7aql54lksn7" path="res://src/props/scenery/trees/palm_tree/palm_tree.tscn" id="12_sswxf"]
+[ext_resource type="PackedScene" uid="uid://cjne55s85x7jy" path="res://src/items/extra_ball/brick_item.tscn" id="12_tj0lh"]
 [ext_resource type="PackedScene" uid="uid://c7l58wuuahn7w" path="res://src/props/flag/flag.tscn" id="13_6jtao"]
+[ext_resource type="PackedScene" uid="uid://comd88yp45mnb" path="res://src/items/item/item.tscn" id="13_ydvlu"]
 [ext_resource type="PackedScene" uid="uid://cl0goj38u7r72" path="res://src/props/scenery/beach/sailboat.tscn" id="14_6reiy"]
+[ext_resource type="PackedScene" uid="uid://mcuhy71v6ggu" path="res://src/items/extra_ball/plasma_ball_item.tscn" id="15_ir4ss"]
 [ext_resource type="PackedScene" uid="uid://dwfckgdxnwwru" path="res://src/world/effects/zephyr/zephyr_particle.tscn" id="16_2kyww"]
 [ext_resource type="Texture2D" uid="uid://du3vk5nnksohs" path="res://assets/sprites/particles/sparkle.png" id="16_2m5yu"]
 [ext_resource type="Shader" path="res://src/shaders/frosted_glass.gdshader" id="16_rat2n"]
@@ -217,6 +220,7 @@ shader_parameter/edge_color = Color(0, 0, 0, 1)
 shader_parameter/surface_contribution = 6.655
 shader_parameter/specular_contribution = 2.0
 shader_parameter/refraction_contribution = 30.0
+shader_parameter/alpha = 1.0
 shader_parameter/uv1_scale = Vector3(1, 1, 1)
 shader_parameter/uv1_offset = Vector3(0, 0, 0)
 
@@ -352,6 +356,45 @@ transform = Transform3D(-0.74629, 0, -0.665621, 0, 1, 0, 0.665621, 0, -0.74629,
 [node name="Flag" parent="Course" instance=ExtResource("13_6jtao")]
 transform = Transform3D(-0.777146, 0, -0.629321, 0, 1, 0, 0.629321, 0, -0.777146, 540, 4, 452)
 
+[node name="TestSpawners" type="Node3D" parent="Course"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 228.164, 4, 274.211)
+
+[node name="ItemSpawner" type="Marker3D" parent="Course/TestSpawners"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -16.5034, 1.1, 12.0222)
+script = ExtResource("8_5kaye")
+item = ExtResource("13_ydvlu")
+spawn_time = 5.0
+
+[node name="ItemSpawner2" type="Marker3D" parent="Course/TestSpawners"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -14.1577, 1.1, 9.89978)
+script = ExtResource("8_5kaye")
+item = ExtResource("13_ydvlu")
+spawn_on_ready = true
+spawn_turns = 1
+
+[node name="ItemSpawner3" type="Marker3D" parent="Course/TestSpawners"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -11.9586, 1.1, 7.47653)
+script = ExtResource("8_5kaye")
+item = ExtResource("13_ydvlu")
+one_shot = true
+spawn_turns = 2
+
+[node name="BrickSpawner" type="Marker3D" parent="Course/TestSpawners"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 2.54289, 1.1, 4.28708)
+script = ExtResource("8_5kaye")
+item = ExtResource("12_tj0lh")
+amount = 5
+spawn_on_ready = true
+spawn_turns = 1
+
+[node name="PlasmaBallSpawner" type="Marker3D" parent="Course/TestSpawners"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 8.02452, 1.1, 5.12384)
+script = ExtResource("8_5kaye")
+item = ExtResource("15_ir4ss")
+amount = 5
+spawn_on_ready = true
+spawn_turns = 1
+
 [node name="PlayerSpawn1" type="Marker3D" parent="Course" groups=["PlayerSpawn"]]
 transform = Transform3D(-0.842697, 0, -0.538388, 0, 1, 0, 0.538388, 0, -0.842697, 212.717, 4, 294.073)
 
@@ -380,8 +423,13 @@ draw_pass_1 = SubResource("QuadMesh_l4j8a")
 [node name="DemoCamera" type="Camera3D" parent="Course" groups=["DemoCamera"]]
 transform = Transform3D(-0.734269, 0.305072, -0.606448, 0, 0.893336, 0.44939, 0.678858, 0.329973, -0.655949, 143.463, 90.0707, 223.738)
 
-[node name="GfolfGirl" parent="Course" instance=ExtResource("10_8tu3b")]
+[node name="BrickItemSpawner" type="Marker3D" parent="Course"]
-transform = Transform3D(0.909686, 0, 0.415297, 0, 1, 0, -0.415297, 0, 0.909686, 537.767, 4, 452.434)
+transform = Transform3D(0.909686, 0, 0.415297, 0, 1, 0, -0.415297, 0, 0.909686, 537.767, 5.1, 452.434)
+script = ExtResource("8_5kaye")
+item = ExtResource("12_tj0lh")
+amount = -1
+spawn_on_ready = true
+spawn_turns = 1
 
 [node name="CityBuildings" type="Node3D" parent="."]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 129.404, -9.53674e-07, 309.4)
@@ -398,6 +446,14 @@ transform = Transform3D(-4.37114e-08, 0, -1, 0, 1, 0, 1, 0, -4.37114e-08, 0, -0.
 [node name="ConcreteBuilding3" parent="CityBuildings" instance=ExtResource("10_lf15j")]
 transform = Transform3D(-4.37114e-08, 0, -1, 0, 1, 0, 1, 0, -4.37114e-08, 0, -0.01, 40)
 
+[node name="PlasmaBallSpawner" type="Marker3D" parent="CityBuildings/ConcreteBuilding3"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 25.5, 0)
+script = ExtResource("8_5kaye")
+item = ExtResource("15_ir4ss")
+amount = 3
+spawn_on_ready = true
+spawn_turns = 2
+
 [node name="PalmTree" parent="CityBuildings" instance=ExtResource("12_sswxf")]
 transform = Transform3D(-0.69799, 0, -0.716107, 0, 1, 0, 0.716107, 0, -0.69799, 11.468, 0, -12.468)
 

src/characters/player_characters/gfolf_girl/gfolf_girl.tscn

@@ -169,7 +169,7 @@ bones/23/scale = Vector3(1, 1, 1)
 visible = false
 
 [node name="BoneAttachment3D" type="BoneAttachment3D" parent="Armature/Skeleton3D" index="6"]
-transform = Transform3D(-0.0322548, -0.997872, -0.0566729, 0.999469, -0.0324597, 0.00269911, -0.00453275, -0.0565558, 0.998389, -2.5177, 5.22011, -0.51637)
+transform = Transform3D(-0.944935, 0.316364, -0.0837312, -0.325114, -0.936736, 0.129716, -0.0373963, 0.149795, 0.98801, -0.168866, 3.18028, 0.842582)
 bone_name = "Hand.R"
 bone_idx = 11
 

src/equipment/balls/physics_ball/game_ball.gd

@@ -44,6 +44,8 @@ const MAGNUS_EPSILON := 1e-3
 
 var current_gravity: Vector3
 
+var player: WorldPlayer
+
 var _last_contact_normal: Vector3 = Vector3.UP
 var _position_on_last_wake: Vector3
 var _awake := false

src/equipment/balls/physics_ball/physics_ball.tscn

@@ -14,7 +14,7 @@
 [ext_resource type="Script" path="res://src/equipment/balls/physics_ball/ball_particle_effects.gd" id="12_7krl6"]
 [ext_resource type="Texture2D" uid="uid://c47bkx508biqr" path="res://assets/sprites/particles/plasma.png" id="12_guipt"]
 
-[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_xqofq"]
+[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_s3hrj"]
 albedo_texture = ExtResource("1_y3q5j")
 albedo_texture_force_srgb = true
 metallic = 0.27
@@ -27,7 +27,7 @@ uv1_scale = Vector3(3, 1.5, 3)
 texture_filter = 4
 
 [sub_resource type="SphereMesh" id="SphereMesh_y0d13"]
-material = SubResource("StandardMaterial3D_xqofq")
+material = SubResource("StandardMaterial3D_s3hrj")
 radius = 0.05
 height = 0.1
 radial_segments = 6

src/equipment/balls/plasma_ball/plasma_ball.tscn

@@ -1,22 +1,23 @@
-[gd_scene load_steps=11 format=3 uid="uid://dcqxlbsrubapk"]
+[gd_scene load_steps=13 format=3 uid="uid://dcqxlbsrubapk"]
 
 [ext_resource type="PackedScene" uid="uid://dfttci386ohip" path="res://src/equipment/balls/physics_ball/physics_ball.tscn" id="1_yh4fp"]
 [ext_resource type="Texture2D" uid="uid://c47bkx508biqr" path="res://assets/sprites/particles/plasma.png" id="2_8fdyx"]
 [ext_resource type="Script" path="res://src/equipment/balls/plasma_ball/plasma_ball.gd" id="2_16fhh"]
+[ext_resource type="Material" uid="uid://f3qufrkoiv66" path="res://assets/materials/plasma_ball.tres" id="3_6gyuc"]
 
 [sub_resource type="Curve" id="Curve_kabhn"]
 max_value = 2.0
 _data = [Vector2(0, 2), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
 point_count = 2
 
-[sub_resource type="CurveTexture" id="CurveTexture_oxhrr"]
+[sub_resource type="CurveTexture" id="CurveTexture_v8ki1"]
 curve = SubResource("Curve_kabhn")
 
 [sub_resource type="Curve" id="Curve_77lhu"]
 _data = [Vector2(0, 1), 0.0, 0.0, 0, 0, Vector2(0.249135, 1), 0.0, 0.0, 0, 0, Vector2(1, 0.598878), -0.922125, -0.922125, 0, 0]
 point_count = 3
 
-[sub_resource type="CurveTexture" id="CurveTexture_vfusk"]
+[sub_resource type="CurveTexture" id="CurveTexture_wkho1"]
 curve = SubResource("Curve_77lhu")
 
 [sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_uffe8"]
@@ -26,10 +27,10 @@ direction = Vector3(0, 1, 0)
 spread = 10.0
 initial_velocity_max = 0.1
 gravity = Vector3(0, 2, 0)
-scale_curve = SubResource("CurveTexture_vfusk")
+scale_curve = SubResource("CurveTexture_wkho1")
-emission_curve = SubResource("CurveTexture_oxhrr")
+emission_curve = SubResource("CurveTexture_v8ki1")
 
-[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_7ptri"]
+[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_tyfsm"]
 transparency = 1
 vertex_color_use_as_albedo = true
 albedo_color = Color(0.48, 1, 1, 0.384314)
@@ -44,17 +45,28 @@ particles_anim_loop = false
 grow_amount = -0.6
 
 [sub_resource type="QuadMesh" id="QuadMesh_go8iw"]
-material = SubResource("StandardMaterial3D_7ptri")
+material = SubResource("StandardMaterial3D_tyfsm")
 size = Vector2(0.4, 0.4)
 
+[sub_resource type="SphereShape3D" id="SphereShape3D_muqqr"]
+radius = 0.1
+
 [node name="PlasmaBall" instance=ExtResource("1_yh4fp")]
 script = ExtResource("2_16fhh")
 magnetic = true
 
+[node name="BallMesh" parent="." index="0"]
+transform = Transform3D(2, 0, 0, 0, 2, 0, 0, 0, 2, 0, 0, 0)
+surface_material_override/0 = ExtResource("3_6gyuc")
+
 [node name="PlasmaFireEffect" type="GPUParticles3D" parent="BallMesh" index="0"]
+sorting_offset = -1.0
 amount = 20
 lifetime = 0.6
 process_material = SubResource("ParticleProcessMaterial_uffe8")
 draw_pass_1 = SubResource("QuadMesh_go8iw")
 
+[node name="CollisionShape3D" parent="." index="1"]
+shape = SubResource("SphereShape3D_muqqr")
+
 [connection signal="body_entered" from="." to="." method="_on_body_entered"]

src/items/extra_ball/brick_item.tscn

@@ -0,0 +1,119 @@
+[gd_scene load_steps=9 format=3 uid="uid://cjne55s85x7jy"]
+
+[ext_resource type="PackedScene" uid="uid://comd88yp45mnb" path="res://src/items/item/item.tscn" id="1_gflnq"]
+[ext_resource type="PackedScene" uid="uid://b1aslqfbciwg8" path="res://assets/models/balls/brick/brick.gltf" id="2_sucaq"]
+[ext_resource type="Script" path="res://src/items/extra_ball/extra_ball.gd" id="2_vfkkm"]
+[ext_resource type="Texture2D" uid="uid://b1o4dw8h1so8n" path="res://assets/models/balls/brick/Brick.png" id="3_p2b2v"]
+
+[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_l2xx4"]
+albedo_texture = ExtResource("3_p2b2v")
+texture_filter = 2
+
+[sub_resource type="Animation" id="Animation_jhb3c"]
+length = 0.001
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("ItemMeshContainer:position")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Vector3(0, -0.2, 0)]
+}
+tracks/1/type = "value"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath("Octahedron:rotation")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Vector3(0, 0, 0)]
+}
+tracks/2/type = "value"
+tracks/2/imported = false
+tracks/2/enabled = true
+tracks/2/path = NodePath("ItemMeshContainer:rotation")
+tracks/2/interp = 1
+tracks/2/loop_wrap = true
+tracks/2/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Vector3(0, 0, 0)]
+}
+
+[sub_resource type="Animation" id="Animation_283tf"]
+resource_name = "hover"
+length = 24.0
+loop_mode = 1
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("ItemMeshContainer:position")
+tracks/0/interp = 2
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0, 6, 12, 18),
+"transitions": PackedFloat32Array(1, 1, 1, 1),
+"update": 0,
+"values": [Vector3(0, -0.05, 0), Vector3(0, 0.05, 0), Vector3(0, -0.05, 0), Vector3(0, 0.05, 0)]
+}
+tracks/1/type = "value"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath("Octahedron:rotation")
+tracks/1/interp = 1
+tracks/1/loop_wrap = false
+tracks/1/keys = {
+"times": PackedFloat32Array(0, 24),
+"transitions": PackedFloat32Array(1, 1),
+"update": 0,
+"values": [Vector3(0, 0, 0), Vector3(0, 6.28319, -6.28319)]
+}
+tracks/2/type = "value"
+tracks/2/imported = false
+tracks/2/enabled = true
+tracks/2/path = NodePath("ItemMeshContainer:rotation")
+tracks/2/interp = 1
+tracks/2/loop_wrap = false
+tracks/2/keys = {
+"times": PackedFloat32Array(0, 24),
+"transitions": PackedFloat32Array(1, 1),
+"update": 0,
+"values": [Vector3(0, 0, 0), Vector3(0, -6.28319, 0)]
+}
+
+[sub_resource type="AnimationLibrary" id="AnimationLibrary_jwejx"]
+_data = {
+"RESET": SubResource("Animation_jhb3c"),
+"idle": SubResource("Animation_283tf")
+}
+
+[node name="BrickItem" instance=ExtResource("1_gflnq")]
+script = ExtResource("2_vfkkm")
+ball_type = 3
+amount = 0
+
+[node name="Pivot" parent="Pivot/Octahedron/ItemMeshContainer" index="0"]
+transform = Transform3D(0.99863, 0.052336, 0, -0.052336, 0.99863, 0, 0, 0, 1, 0, 0, 0)
+
+[node name="brick" parent="Pivot/Octahedron/ItemMeshContainer/Pivot" index="1" instance=ExtResource("2_sucaq")]
+transform = Transform3D(2, 0, 0, 0, 1.41421, -1.41421, 0, 1.41421, 1.41421, 0, 0, 0)
+
+[node name="Brick" parent="Pivot/Octahedron/ItemMeshContainer/Pivot/brick" index="0"]
+surface_material_override/0 = SubResource("StandardMaterial3D_l2xx4")
+
+[node name="@AnimationPlayer@183827" type="AnimationPlayer" parent="Pivot/Octahedron" index="2"]
+libraries = {
+"": SubResource("AnimationLibrary_jwejx")
+}
+autoplay = "idle"
+
+[editable path="Pivot/Octahedron"]
+[editable path="Pivot/Octahedron/ItemMeshContainer/Pivot/brick"]

src/items/extra_ball/extra_ball.gd

@@ -0,0 +1,13 @@
+class_name ExtraBall extends Item
+## Item which grants extra balls when picked up.
+## Amount values < 0 will instead grant the player unlimited ammunition of this type.
+
+## Type of ball which will be replenished.
+@export var ball_type: GameBall.Type
+
+
+func _collect(player: WorldPlayer) -> void:
+	if amount < 0:
+		player.set_balls(ball_type, -1)
+	else:
+		player.mutate_balls(ball_type, amount)

src/items/extra_ball/plasma_ball_item.tscn

@@ -0,0 +1,198 @@
+[gd_scene load_steps=20 format=3 uid="uid://mcuhy71v6ggu"]
+
+[ext_resource type="PackedScene" uid="uid://comd88yp45mnb" path="res://src/items/item/item.tscn" id="1_f11yp"]
+[ext_resource type="Script" path="res://src/items/extra_ball/extra_ball.gd" id="2_tixea"]
+[ext_resource type="Shader" path="res://src/shaders/frosted_glass.gdshader" id="3_ljwjj"]
+[ext_resource type="Texture2D" uid="uid://c2p2in2p7mjyo" path="res://assets/materials/crystal_noise_normal_map.tres" id="4_da2m2"]
+[ext_resource type="Texture2D" uid="uid://cx33n4h5mfcdb" path="res://assets/materials/crystal_noise_map.tres" id="5_mfadb"]
+[ext_resource type="Material" uid="uid://f3qufrkoiv66" path="res://assets/materials/plasma_ball.tres" id="6_o5jva"]
+[ext_resource type="Texture2D" uid="uid://c47bkx508biqr" path="res://assets/sprites/particles/plasma.png" id="8_tjeqq"]
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_4un1r"]
+render_priority = 0
+shader = ExtResource("3_ljwjj")
+shader_parameter/albedo = Color(0.5146, 0.62, 0.62, 0.0392157)
+shader_parameter/roughness = 0.3
+shader_parameter/roughness_texture = ExtResource("5_mfadb")
+shader_parameter/refraction = 0.0100008
+shader_parameter/refraction_texture_channel = Vector4(1, 0, 0, 0)
+shader_parameter/texture_refraction = ExtResource("5_mfadb")
+shader_parameter/normal_strength = 0.400001
+shader_parameter/normal_map = ExtResource("4_da2m2")
+shader_parameter/subsurface_scattering_strength = 1.0
+shader_parameter/texture_subsurface_scattering = ExtResource("5_mfadb")
+shader_parameter/edge_color = Color(0, 1, 1.2, 1)
+shader_parameter/surface_contribution = 0.2
+shader_parameter/specular_contribution = 0.5
+shader_parameter/refraction_contribution = 10.0
+shader_parameter/alpha = 0.9
+shader_parameter/uv1_scale = Vector3(1, 1, 1)
+shader_parameter/uv1_offset = Vector3(0, 0, 0)
+
+[sub_resource type="SphereMesh" id="SphereMesh_2r4nb"]
+material = ExtResource("6_o5jva")
+radius = 0.05
+height = 0.1
+radial_segments = 6
+rings = 6
+
+[sub_resource type="Curve" id="Curve_jkdik"]
+max_value = 2.0
+_data = [Vector2(0, 2), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 2
+
+[sub_resource type="CurveTexture" id="CurveTexture_oxhrr"]
+curve = SubResource("Curve_jkdik")
+
+[sub_resource type="Curve" id="Curve_wa74n"]
+_data = [Vector2(0, 1), 0.0, 0.0, 0, 0, Vector2(0.249135, 1), 0.0, 0.0, 0, 0, Vector2(1, 0.598878), -0.922125, -0.922125, 0, 0]
+point_count = 3
+
+[sub_resource type="CurveTexture" id="CurveTexture_vfusk"]
+curve = SubResource("Curve_wa74n")
+
+[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_wmn3a"]
+angle_min = -720.0
+angle_max = 720.0
+direction = Vector3(0, 1, 0)
+spread = 10.0
+initial_velocity_max = 0.1
+gravity = Vector3(0, 1.2, 0)
+scale_curve = SubResource("CurveTexture_vfusk")
+emission_curve = SubResource("CurveTexture_oxhrr")
+
+[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_7ptri"]
+transparency = 1
+cull_mode = 2
+vertex_color_use_as_albedo = true
+albedo_color = Color(0.48, 1, 1, 0.384314)
+albedo_texture = ExtResource("8_tjeqq")
+emission_enabled = true
+emission = Color(0.42, 1, 1, 1)
+billboard_mode = 3
+billboard_keep_scale = true
+particles_anim_h_frames = 1
+particles_anim_v_frames = 1
+particles_anim_loop = false
+grow_amount = -0.6
+
+[sub_resource type="QuadMesh" id="QuadMesh_lsswf"]
+material = SubResource("StandardMaterial3D_7ptri")
+size = Vector2(0.8, 0.8)
+
+[sub_resource type="Animation" id="Animation_jhb3c"]
+length = 0.001
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("ItemMeshContainer:position")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Vector3(0, -0.2, 0)]
+}
+tracks/1/type = "value"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath("Octahedron:rotation")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Vector3(0, 0, 0)]
+}
+tracks/2/type = "value"
+tracks/2/imported = false
+tracks/2/enabled = true
+tracks/2/path = NodePath("ItemMeshContainer:rotation")
+tracks/2/interp = 1
+tracks/2/loop_wrap = true
+tracks/2/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Vector3(0, 0, 0)]
+}
+
+[sub_resource type="Animation" id="Animation_283tf"]
+resource_name = "hover"
+length = 24.0
+loop_mode = 1
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("ItemMeshContainer:position")
+tracks/0/interp = 2
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0, 6, 12, 18),
+"transitions": PackedFloat32Array(1, 1, 1, 1),
+"update": 0,
+"values": [Vector3(0, -0.05, 0), Vector3(0, 0.05, 0), Vector3(0, -0.05, 0), Vector3(0, 0.05, 0)]
+}
+tracks/1/type = "value"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath("Octahedron:rotation")
+tracks/1/interp = 1
+tracks/1/loop_wrap = false
+tracks/1/keys = {
+"times": PackedFloat32Array(0, 24),
+"transitions": PackedFloat32Array(1, 1),
+"update": 0,
+"values": [Vector3(0, 0, 0), Vector3(0, 6.28319, -6.28319)]
+}
+tracks/2/type = "value"
+tracks/2/imported = false
+tracks/2/enabled = true
+tracks/2/path = NodePath("ItemMeshContainer:rotation")
+tracks/2/interp = 1
+tracks/2/loop_wrap = false
+tracks/2/keys = {
+"times": PackedFloat32Array(0, 24),
+"transitions": PackedFloat32Array(1, 1),
+"update": 0,
+"values": [Vector3(0, 0, 0), Vector3(0, -6.28319, 0)]
+}
+
+[sub_resource type="AnimationLibrary" id="AnimationLibrary_jwejx"]
+_data = {
+"RESET": SubResource("Animation_jhb3c"),
+"idle": SubResource("Animation_283tf")
+}
+
+[node name="PlasmaBallItem" instance=ExtResource("1_f11yp")]
+script = ExtResource("2_tixea")
+ball_type = 2
+amount = 3
+
+[node name="Octahedron" parent="Pivot/Octahedron" index="0"]
+surface_material_override/0 = SubResource("ShaderMaterial_4un1r")
+
+[node name="Pivot" parent="Pivot/Octahedron/ItemMeshContainer" index="0"]
+transform = Transform3D(0.99863, 0.052336, 0, -0.052336, 0.99863, 0, 0, 0, 1, 0, 0, 0)
+
+[node name="BallMesh" type="MeshInstance3D" parent="Pivot/Octahedron/ItemMeshContainer/Pivot" index="1"]
+transform = Transform3D(4, 0, 0, 0, 4, 0, 0, 0, 4, 0, 0, 0)
+mesh = SubResource("SphereMesh_2r4nb")
+
+[node name="PlasmaFireEffect" type="GPUParticles3D" parent="Pivot/Octahedron/ItemMeshContainer/Pivot/BallMesh" index="0"]
+sorting_offset = -1.0
+amount = 20
+lifetime = 0.6
+speed_scale = 0.2
+process_material = SubResource("ParticleProcessMaterial_wmn3a")
+draw_pass_1 = SubResource("QuadMesh_lsswf")
+
+[node name="@AnimationPlayer@183828" type="AnimationPlayer" parent="Pivot/Octahedron" index="2"]
+libraries = {
+"": SubResource("AnimationLibrary_jwejx")
+}
+autoplay = "idle"
+
+[editable path="Pivot/Octahedron"]

src/items/item/item.gd

@@ -0,0 +1,28 @@
+class_name Item extends Node3D
+## Base class for item pick-ups in the world.
+
+signal on_collect(player: WorldPlayer)
+
+## Quantity of the underlying item this pick-up will grant when collected.
+## What this actually means is implementation-dependent.
+@export var amount: int = 1
+
+@onready var explosion_player: AnimationPlayer = %ExplosionPlayer
+
+
+func collect(player: WorldPlayer) -> void:
+	# Note that this animation will call `queue_free` in 5 seconds!
+	explosion_player.play("explode")
+	_collect(player)
+	on_collect.emit(player)
+
+
+func _collect(_player: WorldPlayer) -> void:
+	pass  # Defined in derived type
+
+
+func _on_collection_area_body_entered(body: Node3D) -> void:
+	if body is GameBall:
+		var ball: GameBall = body
+		if ball.player:
+			collect(ball.player)

src/items/item/item.tscn

@@ -0,0 +1,450 @@
+[gd_scene load_steps=29 format=3 uid="uid://comd88yp45mnb"]
+
+[ext_resource type="PackedScene" uid="uid://djfbit4v0qncc" path="res://assets/models/items/octahedron.gltf" id="1_a0q17"]
+[ext_resource type="Script" path="res://src/items/item/item.gd" id="1_kesm6"]
+[ext_resource type="Material" uid="uid://c5hidbq5gbmr" path="res://assets/materials/crystal.tres" id="2_dtimm"]
+[ext_resource type="Shader" path="res://src/shaders/spatial_shine.gdshader" id="5_hvjqo"]
+[ext_resource type="Texture2D" uid="uid://du3vk5nnksohs" path="res://assets/sprites/particles/sparkle.png" id="5_k1sdu"]
+
+[sub_resource type="Animation" id="Animation_7sxyq"]
+length = 0.001
+tracks/0/type = "bezier"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath(".:position:x")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"handle_modes": PackedInt32Array(0),
+"points": PackedFloat32Array(0, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0)
+}
+tracks/1/type = "bezier"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath(".:position:y")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"handle_modes": PackedInt32Array(0),
+"points": PackedFloat32Array(0, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0)
+}
+tracks/2/type = "bezier"
+tracks/2/imported = false
+tracks/2/enabled = true
+tracks/2/path = NodePath(".:position:z")
+tracks/2/interp = 1
+tracks/2/loop_wrap = true
+tracks/2/keys = {
+"handle_modes": PackedInt32Array(0),
+"points": PackedFloat32Array(0, -0.25, 0, 0.25, 0),
+"times": PackedFloat32Array(0)
+}
+tracks/3/type = "value"
+tracks/3/imported = false
+tracks/3/enabled = true
+tracks/3/path = NodePath(".:rotation")
+tracks/3/interp = 1
+tracks/3/loop_wrap = true
+tracks/3/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Vector3(0, 0, -0.0523599)]
+}
+
+[sub_resource type="Animation" id="Animation_j8bih"]
+resource_name = "pivot"
+length = 1.6
+loop_mode = 1
+tracks/0/type = "bezier"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath(".:position:x")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"handle_modes": PackedInt32Array(0, 0, 0),
+"points": PackedFloat32Array(0, -0.25, 0, 0.4, 0.1, 0, -0.4, -0.1, 0.4, 0.1, 0, -0.4, -0.1, 0.25, 0),
+"times": PackedFloat32Array(0, 0.8, 1.6)
+}
+tracks/1/type = "bezier"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath(".:position:y")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"handle_modes": PackedInt32Array(0, 0, 0),
+"points": PackedFloat32Array(0.05, -0.25, 0, 0.4, 0, -0.05, -0.25, 0, 0.25, 0, 0.05, -0.4, 0, 0.25, 0),
+"times": PackedFloat32Array(0, 0.8, 1.6)
+}
+tracks/2/type = "bezier"
+tracks/2/imported = false
+tracks/2/enabled = true
+tracks/2/path = NodePath(".:position:z")
+tracks/2/interp = 1
+tracks/2/loop_wrap = true
+tracks/2/keys = {
+"handle_modes": PackedInt32Array(0),
+"points": PackedFloat32Array(0, -0.25, 0, 0.4, 0.1),
+"times": PackedFloat32Array(0)
+}
+tracks/3/type = "value"
+tracks/3/imported = false
+tracks/3/enabled = true
+tracks/3/path = NodePath(".:rotation")
+tracks/3/interp = 2
+tracks/3/loop_wrap = true
+tracks/3/keys = {
+"times": PackedFloat32Array(0, 0.4, 0.8, 1.2, 1.6),
+"transitions": PackedFloat32Array(1, 1, 1, 1, 1),
+"update": 0,
+"values": [Vector3(0, 0, 0.0523599), Vector3(0, 0, -0.0523599), Vector3(0, 0, 0.0523599), Vector3(0, 0, -0.0523599), Vector3(0, 0, 0.0523599)]
+}
+
+[sub_resource type="AnimationLibrary" id="AnimationLibrary_3k4mu"]
+_data = {
+"RESET": SubResource("Animation_7sxyq"),
+"pivot": SubResource("Animation_j8bih")
+}
+
+[sub_resource type="Animation" id="Animation_jhb3c"]
+length = 0.001
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("ItemMeshContainer:position")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Vector3(0, -0.2, 0)]
+}
+tracks/1/type = "value"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath("Octahedron:rotation")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Vector3(0, 0, 0)]
+}
+tracks/2/type = "value"
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+tracks/2/enabled = true
+tracks/2/path = NodePath("ItemMeshContainer:rotation")
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+tracks/2/loop_wrap = true
+tracks/2/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 0,
+"values": [Vector3(0, 0, 0)]
+}
+
+[sub_resource type="Animation" id="Animation_283tf"]
+resource_name = "hover"
+length = 24.0
+loop_mode = 1
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("ItemMeshContainer:position")
+tracks/0/interp = 2
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0, 6, 12, 18),
+"transitions": PackedFloat32Array(1, 1, 1, 1),
+"update": 0,
+"values": [Vector3(0, -0.05, 0), Vector3(0, 0.05, 0), Vector3(0, -0.05, 0), Vector3(0, 0.05, 0)]
+}
+tracks/1/type = "value"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath("Octahedron:rotation")
+tracks/1/interp = 1
+tracks/1/loop_wrap = false
+tracks/1/keys = {
+"times": PackedFloat32Array(0, 24),
+"transitions": PackedFloat32Array(1, 1),
+"update": 0,
+"values": [Vector3(0, 0, 0), Vector3(0, 6.28319, -6.28319)]
+}
+tracks/2/type = "value"
+tracks/2/imported = false
+tracks/2/enabled = true
+tracks/2/path = NodePath("ItemMeshContainer:rotation")
+tracks/2/interp = 1
+tracks/2/loop_wrap = false
+tracks/2/keys = {
+"times": PackedFloat32Array(0, 24),
+"transitions": PackedFloat32Array(1, 1),
+"update": 0,
+"values": [Vector3(0, 0, 0), Vector3(0, -6.28319, 0)]
+}
+
+[sub_resource type="AnimationLibrary" id="AnimationLibrary_jwejx"]
+_data = {
+"RESET": SubResource("Animation_jhb3c"),
+"idle": SubResource("Animation_283tf")
+}
+
+[sub_resource type="Curve" id="Curve_1syyy"]
+_data = [Vector2(0, 1), 0.0, 0.0, 0, 0, Vector2(0.751579, 1), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 3
+
+[sub_resource type="CurveTexture" id="CurveTexture_3g61g"]
+curve = SubResource("Curve_1syyy")
+
+[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_jocqm"]
+lifetime_randomness = 0.63
+particle_flag_align_y = true
+emission_shape = 2
+emission_sphere_radius = 0.5
+direction = Vector3(0, 0, 0)
+radial_velocity_min = 4.99998
+radial_velocity_max = 4.99998
+gravity = Vector3(0, -4, 0)
+scale_curve = SubResource("CurveTexture_3g61g")
+
+[sub_resource type="PrismMesh" id="PrismMesh_32wcu"]
+material = ExtResource("2_dtimm")
+size = Vector3(0.3, -0.2, 0.3)
+
+[sub_resource type="Gradient" id="Gradient_f63as"]
+offsets = PackedFloat32Array(0.211663, 1)
+colors = PackedColorArray(1, 1, 0.51, 1, 1, 1, 1, 1)
+
+[sub_resource type="GradientTexture1D" id="GradientTexture1D_r7x43"]
+gradient = SubResource("Gradient_f63as")
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_wolv7"]
+render_priority = 0
+shader = ExtResource("5_hvjqo")
+shader_parameter/spread = 0.5
+shader_parameter/cutoff = 0.5
+shader_parameter/size = 1.0
+shader_parameter/speed = 1.0
+shader_parameter/ray1_density = 8.0
+shader_parameter/ray2_density = 30.0
+shader_parameter/ray2_intensity = 0.3
+shader_parameter/core_intensity = 0.5
+shader_parameter/hdr = true
+shader_parameter/seed = 5.0
+shader_parameter/grow = -0.0999992
+shader_parameter/uv1_scale = Vector3(1, 1, 1)
+shader_parameter/uv1_offset = Vector3(0, 0, 0)
+shader_parameter/uv2_scale = Vector3(1, 1, 1)
+shader_parameter/uv2_offset = Vector3(0, 0, 0)
+shader_parameter/gradient = SubResource("GradientTexture1D_r7x43")
+
+[sub_resource type="QuadMesh" id="QuadMesh_iuh4w"]
+material = SubResource("ShaderMaterial_wolv7")
+size = Vector2(3, 3)
+
+[sub_resource type="SphereShape3D" id="SphereShape3D_munrb"]
+radius = 2.0
+
+[sub_resource type="Curve" id="Curve_4pwcs"]
+_data = [Vector2(0, 1), 0.0, 0.0, 0, 0, Vector2(0.248421, 1), 0.0, 0.0, 0, 0, Vector2(0.549474, 0.555075), 5.83005, 5.83005, 0, 0, Vector2(0.80421, 0.232888), 7.10071, 7.10071, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 5
+
+[sub_resource type="CurveTexture" id="CurveTexture_xmh5j"]
+curve = SubResource("Curve_4pwcs")
+
+[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_xdagn"]
+direction = Vector3(0, 0, 0)
+spread = 180.0
+initial_velocity_min = 0.5
+initial_velocity_max = 0.5
+gravity = Vector3(0, 0, 0)
+damping_min = 0.1
+damping_max = 0.1
+scale_curve = SubResource("CurveTexture_xmh5j")
+
+[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_ttptx"]
+transparency = 1
+shading_mode = 0
+vertex_color_use_as_albedo = true
+albedo_texture = ExtResource("5_k1sdu")
+texture_filter = 4
+billboard_mode = 3
+billboard_keep_scale = true
+particles_anim_h_frames = 1
+particles_anim_v_frames = 1
+particles_anim_loop = false
+
+[sub_resource type="QuadMesh" id="QuadMesh_es7cm"]
+material = SubResource("StandardMaterial3D_ttptx")
+size = Vector2(0.05, 0.05)
+
+[sub_resource type="Animation" id="Animation_50jqd"]
+length = 0.001
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("Pivot/Octahedron/ExplosionParticles:emitting")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 1,
+"values": [false]
+}
+tracks/1/type = "value"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath("Pivot/Octahedron/Octahedron:visible")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 1,
+"values": [true]
+}
+tracks/2/type = "value"
+tracks/2/imported = false
+tracks/2/enabled = true
+tracks/2/path = NodePath("Pivot/SparkleParticles:emitting")
+tracks/2/interp = 1
+tracks/2/loop_wrap = true
+tracks/2/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 1,
+"values": [true]
+}
+
+[sub_resource type="Animation" id="Animation_niure"]
+resource_name = "explode"
+length = 5.0
+tracks/0/type = "value"
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/path = NodePath("Pivot/Octahedron/ExplosionParticles:emitting")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 1,
+"values": [true]
+}
+tracks/1/type = "value"
+tracks/1/imported = false
+tracks/1/enabled = true
+tracks/1/path = NodePath("Pivot/Octahedron/Octahedron:visible")
+tracks/1/interp = 1
+tracks/1/loop_wrap = true
+tracks/1/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 1,
+"values": [false]
+}
+tracks/2/type = "value"
+tracks/2/imported = false
+tracks/2/enabled = true
+tracks/2/path = NodePath("Pivot/SparkleParticles:emitting")
+tracks/2/interp = 1
+tracks/2/loop_wrap = true
+tracks/2/keys = {
+"times": PackedFloat32Array(0),
+"transitions": PackedFloat32Array(1),
+"update": 1,
+"values": [false]
+}
+tracks/3/type = "method"
+tracks/3/imported = false
+tracks/3/enabled = true
+tracks/3/path = NodePath(".")
+tracks/3/interp = 1
+tracks/3/loop_wrap = true
+tracks/3/keys = {
+"times": PackedFloat32Array(5),
+"transitions": PackedFloat32Array(1),
+"values": [{
+"args": [],
+"method": &"queue_free"
+}]
+}
+
+[sub_resource type="AnimationLibrary" id="AnimationLibrary_lqra6"]
+_data = {
+"RESET": SubResource("Animation_50jqd"),
+"explode": SubResource("Animation_niure")
+}
+
+[node name="Item" type="Node3D"]
+script = ExtResource("1_kesm6")
+
+[node name="Pivot" type="Node3D" parent="."]
+
+[node name="Octahedron" parent="Pivot" instance=ExtResource("1_a0q17")]
+
+[node name="Octahedron" parent="Pivot/Octahedron" index="0"]
+surface_material_override/0 = ExtResource("2_dtimm")
+
+[node name="ItemMeshContainer" type="Node3D" parent="Pivot/Octahedron"]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -0.2, 0)
+
+[node name="Pivot" type="Node3D" parent="Pivot/Octahedron/ItemMeshContainer"]
+transform = Transform3D(0.99863, 0.052336, 0, -0.052336, 0.99863, 0, 0, 0, 1, 0, 0, 0)
+
+[node name="PivotAnimation" type="AnimationPlayer" parent="Pivot/Octahedron/ItemMeshContainer/Pivot"]
+libraries = {
+"": SubResource("AnimationLibrary_3k4mu")
+}
+autoplay = "pivot"
+speed_scale = 0.5
+
+[node name="ItemAnimation" type="AnimationPlayer" parent="Pivot/Octahedron"]
+libraries = {
+"": SubResource("AnimationLibrary_jwejx")
+}
+autoplay = "idle"
+
+[node name="ExplosionParticles" type="GPUParticles3D" parent="Pivot/Octahedron"]
+emitting = false
+amount = 64
+one_shot = true
+explosiveness = 1.0
+fixed_fps = 60
+interpolate = false
+process_material = SubResource("ParticleProcessMaterial_jocqm")
+draw_pass_1 = SubResource("PrismMesh_32wcu")
+
+[node name="Shine" type="MeshInstance3D" parent="Pivot"]
+visible = false
+mesh = SubResource("QuadMesh_iuh4w")
+
+[node name="CollectionArea" type="Area3D" parent="Pivot"]
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="Pivot/CollectionArea"]
+shape = SubResource("SphereShape3D_munrb")
+
+[node name="SparkleParticles" type="GPUParticles3D" parent="Pivot"]
+amount = 64
+lifetime = 5.0
+preprocess = 5.0
+process_material = SubResource("ParticleProcessMaterial_xdagn")
+draw_pass_1 = SubResource("QuadMesh_es7cm")
+
+[node name="ExplosionPlayer" type="AnimationPlayer" parent="."]
+unique_name_in_owner = true
+libraries = {
+"": SubResource("AnimationLibrary_lqra6")
+}
+
+[connection signal="body_entered" from="Pivot/CollectionArea" to="." method="_on_collection_area_body_entered"]
+
+[editable path="Pivot/Octahedron"]

src/items/item_spawner.gd

@@ -0,0 +1,77 @@
+class_name ItemSpawner extends Marker3D
+## Entity that spawns a given item when conditions are met.
+
+signal item_spawned(item: Item)
+
+const POP_IN_TIME := 1.618
+
+## Item to be spawned
+@export var item: PackedScene
+
+## Quantity of the given item to include in the spawned item pickup, where applicable.
+@export var amount: int = 1
+
+@export_category("Spawn Conditions")
+## Spawn an item when the tree is loaded.
+@export var spawn_on_ready: bool = false
+
+## After spawning one item, don't spawn any more.
+@export var one_shot: bool = false
+
+## Spawn an item after this many turns.
+## 1 indicates the item should be spawned on the next turn.
+## 0 indicates the item should not be spawned based on turns.
+@export var spawn_turns: int = 0
+
+## Spawn an item after this many seconds.
+## Make sure this is long enough that a player won't just keep picking it up!
+## Values < 0 indicate the item should not be spawned based on time.
+@export var spawn_time: float = -1
+
+var turns_to_spawn := -1
+
+
+func _ready() -> void:
+	var world: World = get_tree().get_first_node_in_group(World.group)
+	if world:
+		world.manager.turn_started.connect(_on_turn_started)
+
+	if spawn_on_ready:
+		spawn()
+	else:
+		_set_spawn_conditions()
+
+
+## Spawn the item!
+## This can be called manually if an item needs complex spawning logic.
+func spawn() -> void:
+	var instance: Item = item.instantiate()
+	instance.amount = amount
+	instance.on_collect.connect(_on_item_collected)
+	add_child(instance)
+
+	# Pop-in animation
+	instance.scale = Vector3.ONE * 1e-6
+	var tween := create_tween()
+	tween.tween_property(instance, "scale", Vector3.ONE, POP_IN_TIME).set_trans(Tween.TRANS_SPRING)
+
+	item_spawned.emit(instance)
+
+
+func _set_spawn_conditions() -> void:
+	if spawn_time >= 0:
+		get_tree().create_timer(spawn_time).timeout.connect(spawn)
+
+	if spawn_turns > 0:
+		turns_to_spawn = spawn_turns
+
+
+func _on_item_collected(_player: WorldPlayer) -> void:
+	if not one_shot:
+		_set_spawn_conditions()
+
+
+func _on_turn_started(_player: WorldPlayer) -> void:
+	turns_to_spawn -= 1
+	if turns_to_spawn == 0:
+		spawn()

src/player/shot_setup/ball_point.gd

@@ -16,13 +16,17 @@ const SCENE_MAP: Dictionary = {
 		ball = value
 		ball_changed.emit(ball)
 
+@onready var shot_setup: ShotSetup = $".."
+
 
 ## Get a new instance of a ball of the given type.
 ## Returns null if the type can't be instantiated (e.g. NONE type)
 func get_instance(type: GameBall.Type) -> GameBall:
 	if type in SCENE_MAP:
 		var scene: PackedScene = SCENE_MAP.get(type)
-		return scene.instantiate() as GameBall
+		var instance: GameBall = scene.instantiate()
+		instance.player = shot_setup.player
+		return instance
 	return null
 
 

src/player/world_player.gd

@@ -70,8 +70,9 @@ func set_balls(type: GameBall.Type, value: int) -> void:
 
 ## Change the quantity of a ball type
 func mutate_balls(type: GameBall.Type, delta: int) -> void:
-	_balls[type] = _balls.get(type, 0) + delta
+	if _balls.get(type, 0) >= 0:
-	on_balls_changed.emit(type, _balls[type])
+		_balls[type] = _balls.get(type, 0) + delta
+		on_balls_changed.emit(type, _balls[type])
 
 
 ## Get next slotted ball type

src/shaders/frosted_glass.gdshader

@@ -1,6 +1,6 @@
 shader_type spatial;
 // render_mode blend_mix, depth_draw_always, cull_disabled;
-render_mode diffuse_burley, specular_schlick_ggx, blend_mix, depth_draw_always, cull_disabled, sss_mode_skin;
+render_mode diffuse_burley, specular_schlick_ggx, blend_mix, depth_draw_always, cull_back, sss_mode_skin;
 
 group_uniforms albedo;
 uniform vec4 albedo: source_color = vec4(1.0, 1.0, 1.0, 0.0);
@@ -29,6 +29,7 @@ uniform vec4 edge_color: source_color = vec4(0.0, 0.0, 0.0, 1.0);
 uniform float surface_contribution = 0.2;
 uniform float specular_contribution = 0.2;
 uniform float refraction_contribution = 1.0;
+uniform float alpha = 1.0;
 
 group_uniforms uv;
 uniform vec3 uv1_scale = vec3(1.0);
@@ -73,4 +74,5 @@ void fragment() {
 	float ref_amount = 1.0 - albedo_mix.a;
 	EMISSION += (textureLod(screen_texture,ref_ofs,ROUGHNESS * 8.0).rgb * ref_amount * EXPOSURE * mix(vec3(mix(0.02, 0.1, a)), albedo_mix.rgb*refraction_contribution, a))/a_factor_2;
 	ALBEDO *= 1.0 - ref_amount;
+	ALPHA = alpha;
 }

src/shaders/spatial_shine.gdshader

@@ -0,0 +1,91 @@
+/* Spatial shine
+ * Based on https://godotshaders.com/shader/radial-shine-highlight/
+ */
+
+shader_type spatial;
+render_mode blend_mix, depth_draw_opaque, cull_back, unshaded, diffuse_burley, specular_schlick_ggx;
+
+uniform sampler2D SCREEN_TEXTURE: hint_screen_texture, filter_linear_mipmap_anisotropic;
+uniform sampler2D gradient;
+uniform float spread = 0.5;
+uniform float cutoff = 0.1;
+uniform float size = 1.0;
+uniform float speed = 1.0;
+uniform float ray1_density = 8.0;
+uniform float ray2_density = 30.0;
+uniform float ray2_intensity = 0.3;
+uniform float core_intensity = 2.0;
+uniform bool hdr = false;
+uniform float seed = 5.0;
+
+
+uniform float grow : hint_range(-16.0, 16.0, 0.001);
+
+uniform vec3 uv1_scale;
+uniform vec3 uv1_offset;
+uniform vec3 uv2_scale;
+uniform vec3 uv2_offset;
+
+float random(vec2 _uv) {
+    return fract(sin(dot(_uv.xy, vec2(12.9898, 78.233))) * 43758.5453123);
+}
+
+float noise(in vec2 uv) {
+    vec2 i = floor(uv);
+    vec2 f = fract(uv);
+    float a = random(i);
+    float b = random(i + vec2(1.0, 0.0));
+    float c = random(i + vec2(0.0, 1.0));
+    float d = random(i + vec2(1.0, 1.0));
+    vec2 u = f * f * (3.0-2.0 * f);
+    return mix(a, b, u.x) + (c - a)* u.y * (1.0 - u.x) + (d - b) * u.x * u.y;
+}
+
+vec4 screen(vec4 base, vec4 blend){
+    return 1.0 - (1.0 - base) * (1.0 - blend);
+}
+
+void vertex() {
+	UV = UV * uv1_scale.xy + uv1_offset.xy;
+
+	// Billboard Mode: Enabled
+	MODELVIEW_MATRIX = VIEW_MATRIX * mat4(
+			MAIN_CAM_INV_VIEW_MATRIX[0],
+			MAIN_CAM_INV_VIEW_MATRIX[1],
+			MAIN_CAM_INV_VIEW_MATRIX[2],
+			MODEL_MATRIX[3]);
+	MODELVIEW_NORMAL_MATRIX = mat3(MODELVIEW_MATRIX);
+
+	// Grow: Enabled
+	VERTEX += NORMAL * grow;
+}
+
+void fragment() {
+    vec2 centered_uv = (UV - 0.5) * size;
+    float radius = length(centered_uv);
+    float angle = atan(centered_uv.y, centered_uv.x) + PI; // Add PI to fix left side cutoff
+    
+    vec2 ray1 = vec2(angle * ray1_density + TIME * speed + seed + sin(angle * 3.0), radius * 2.0);
+    vec2 ray2 = vec2(angle * ray2_density + TIME * speed * 1.5 + seed + cos(angle * 2.0), radius * 2.0);
+    
+    float cut = 1.0 - smoothstep(cutoff, cutoff + 0.2, radius);
+    ray1 *= cut;
+    ray2 *= cut;
+    
+    float rays = hdr ? 
+        noise(ray1) + (noise(ray2) * ray2_intensity) :
+        clamp(noise(ray1) + (noise(ray2) * ray2_intensity), 0., 1.);
+    
+    rays *= smoothstep(spread, spread * 0.3, radius);
+    float core = smoothstep(0.2, 0.0, radius) * core_intensity;
+    rays += core;
+    
+    vec4 gradient_color = texture(gradient, vec2(rays, 0.5));
+    vec3 shine = vec3(rays) * gradient_color.rgb;
+    
+    float blur_amount = radius * 0.1;
+    vec2 blur_uv = SCREEN_UV + centered_uv * blur_amount;
+    vec4 blurred = texture(SCREEN_TEXTURE, blur_uv);
+    ALBEDO = screen(blurred, vec4(shine, rays)).rgb;
+	ALPHA = rays * gradient_color.a;
+}

src/ui/3d/projectile_arc/projectile_arc.tscn

@@ -62,6 +62,7 @@ curve = SubResource("Curve3D_sj0rs")
 
 [node name="Polygon" type="CSGPolygon3D" parent="Path"]
 unique_name_in_owner = true
+sorting_offset = 126.0
 polygon = PackedVector2Array(0, -0.1, -0.2, 0, 0, 0.1, 0.2, 0)
 mode = 2
 path_node = NodePath("..")

src/world/play_manager/play_manager.gd

@@ -1,6 +1,9 @@
 class_name PlayManager extends Resource
 ## Abstract base type for strategies to manage the flow of gameplay
 
+## Emitted at the start of each new turn
+signal turn_started(player: WorldPlayer)
+
 ## List of game player instances
 @export var players: Array[WorldPlayer] = []
 

src/world/play_manager/round_robin_manager.gd

@@ -11,6 +11,7 @@ func on_turn_finished(source: ShotSetup) -> void:
 	print_debug("Shot finished for ", source.player.name)
 	players.push_back(players.pop_front())
 	players[0].shot_setup.queue_restart()
+	turn_started.emit(players[0])
 
 
 func on_player_death(player: WorldPlayer) -> void: